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Molecular Dynamics of the Neutralizing Potential of Dimeric IgA Antibodies against SARS-CoV-2 Antigen SARSCoV2 SARSCoV SARS CoV 2 SARS-CoV- SARS-CoV
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Oliveira, Micael D. L.
; Silva, Jonathas N.
; Cordeiro, Isabelle B.
; Lima, Ana Carolina O.
; Faria, Nathalia S.
; Santos, Clarice S.
; Bessa, João A. H.
; Freitas, Rosiane de
; Malheiro, Adriana
; Lima, Emersom S.
; Oliveira, Kelson M. T.
.
Journal of the Brazilian Chemical Society
- Métricas do periódico
The emergence of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) stands for being the most serious epidemic (so far) of the 21st century. However, only a few computational studies have investigated the molecular mechanisms underlying the neutralization of the spike protein by antibodies of different classes. Hence, bioinformatic methods were employed to unravel the factors contributing to the remarkable neutralization capacity exhibited by specific antibodies. Initially, crystallographic structures of IgA monomeric / dimeric, IgG, and IgM antibodies binding with the receptor-binding domain region of the SARS-CoV-2 spike protein were retrieved. Subsequently, rigid molecular docking and molecular dynamic simulations were performed over 100 ns with explicit water solvation. Lastly, an energy decomposition was conducted to estimate the binding affinity using the last frames from molecular dynamics. The results revealed a higher binding affinity for both monomeric and dimeric forms of IgA antibodies against the spike protein. Additionally, a greater number of hydrogen bonds were observed during their interaction with the spike protein, as well as greater structural instability along the time and especially a more thermodynamically favorable interaction affinity. In this way, the research contributes a small piece to the complex puzzle of understanding the humoral immune response induced by the SARS-CoV-2 virus. SARSCoV2 SARSCoV SARS CoV (SARS-CoV-2 so far st century However classes Hence Initially IgG receptorbinding receptor SARS-CoV- retrieved Subsequently 10 solvation Lastly dynamics Additionally way virus (SARS-CoV- SARS-CoV 1 (SARS-CoV
2.
Ecophysiological aspects and biomass production of soybean genotypes under soil flooding stress conditions
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Silva, Silvana F. da
; Martins, Marcio de O.
; Chagas, Paulo V. A. das
; Santos, Gisele L. dos
; Barros Júnior, Aurélio P.
; Silveira, Lindomar M. da
; Ribeiro, João E. da S.
.
Revista Brasileira de Engenharia Agrícola e Ambiental
- Métricas do periódico
ABSTRACT The objective of this study was to evaluate the ecophysiological aspects and biomass production of three soybean genotypes subjected to soil flooding in the vegetative and/or reproductive stages. The design adopted was completely randomized with 5 replications, in a 3 x 3 factorial arrangement, with three soybean genotypes: PELBR 17-46, PELBR 15-7016, and 75I77RSF IPRO; and three water treatment conditions: soil flooding for 10 days in the vegetative period + 10 days in the reproductive period; soil flooding for 10 days only in the reproductive period, and the control treatment, where the soil was maintained at 70% of field capacity. There was a reduction in the relative water content for the PELBR 15-7016 and PELBR 17-46 genotypes in the vegetative/reproductive stages and in the reproductive stage, while for the 75I77RSF IPRO there was no difference. The levels of chlorophyll a, chlorophyll b, and total chlorophyll were reduced only for the PELBR 15-7016 and 75I77RSF IPRO genotypes. The dry matter in the leaves and roots was lower for PELBR 17-46 and PELBR 15-7016 when subjected to stress in the R2 soybean stage and for the grain production. PELBR 17-46 and PELBR 15-7016 genotypes are more susceptible to stress, while the 75I77RSF IPRO showed mechanisms to overcome waterlogging stress. andor or replications arrangement 1746, 1746 17 46, 46 157016, 157016 15 7016, 7016 IRSF I RSF conditions 1 70 capacity 15-701 17-4 vegetativereproductive difference b R 174 4 15701 701 7 15-70 17- 1570 15-7 157 15-
RESUMO O objetivo deste trabalho foi avaliar aspectos ecofisiológicos e produção de biomassa de genótipos de soja submetidos ao alagamento do solo nas fases vegetativa e/ou reprodutiva. O delineamento adotado foi o inteiramente casualizado com 5 repetições, em arranjo fatorial 3 x 3, com três genótipos de soja: PELBR 17-46, PELBR 15-7016 e 75I77RSF IPRO; e três condições de tratamento de água: alagamento do solo por 10 dias no período vegetativo + 10 dias no período reprodutivo; alagamento do solo por 10 dias apenas no período reprodutivo, e o tratamento testemunha, onde o solo foi mantido a 70% da capacidade de campo. Houve redução no teor relativo de água para os genótipos PELBR 15-7016 e PELBR 17-46 no vegetativo/reprodutivo e no reprodutivo, enquanto para 75I77RSF IPRO não houve diferença. Os teores de clorofila a, b e total foram reduzidos apenas para os genótipos PELBR 15-7016 e 75I77RSF IPRO. A matéria seca nas folhas e raízes foram menores para PELBR 17-46 e sensíveis quando submetidos ao estresse no estádio R2 da soja e para a produção de grãos. Os genótipos PELBR 17-46 e PELBR 15-7016 são mais suscetíveis ao estresse, enquanto o 75I77RSF IPRO apresentou mecanismos para superar o estresse por encharcamento. eou ou reprodutiva repetições 1746, 1746 17 46, 46 157016 15 7016 15-701 IRSF I RSF 1 reprodutivo testemunha 70 campo 17-4 vegetativoreprodutivo diferença R grãos encharcamento 174 4 15701 701 15-70 7 17- 1570 15-7 157 15-
3.
Salicylic acid reduces harmful effects of salt stress in Tropaeolum majus
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Silva, João H. B. da
; Silva, Adjair J. da
; Silva, Toshik I. da
; Henschel, Juliane M.
; Lopes, Adriano S.
; Alves, Júlio C. G.
; Silva, Ramon F. da
; Araújo, Daniele B.
; Santos, João P. de O.
; Martins, Arthur H. P. da C.
; Nascimento, Marlene P. do
; Leal, Márcia P. da S.
; Rego, Mailson M. do
; Dias, Thiago J.
.
Revista Brasileira de Engenharia Agrícola e Ambiental
- Métricas do periódico
ABSTRACT Salt stress hampers the growth and physiology of nasturtium (Tropaeolum majus), due to biochemical, physiological, and anatomical disruptions. The application of salicylic acid stands as an alternative to alleviate the detrimental effects of salt stress, but studies on nasturtium are scarce. Thus, the aim of present study was to assess the effects of foliar application of salicylic acid on nasturtium cultivated under salt stress. The experiment followed a completely randomized design in a 3 x 3 factorial scheme, with 0 (no stress), 50 (moderate salt stress), and 100 (severe salt stress) mM of NaCl, and application of 0, 0.5, and 1 mM of salicylic acid, each with six replications. Growth (plant height, stem diameter, and number of leaves), gas exchange (stomatal conductance, photosynthesis, transpiration, internal CO2 concentration, intrinsic water use efficiency, instantaneous water use efficiency, and intrinsic carboxylation efficiency), as well as chlorophyll indices and chlorophyll a fluorescence were evaluated. Salt stress affected the variables analyzed in this study. The application of salicylic acid had a positive effect on mitigating the effects of severe salt stress, resulting in a significant increase in the number of leaves. The most effective dose was 1 mM, also leading to notable improvements in water use efficiency and photochemical efficiency. However, other combinations of salinity and salicylic acid reduced growth and gas exchange in nasturtium plants. Tropaeolum majus, majus , majus) biochemical physiological disruptions scarce Thus scheme no 5 moderate 10 NaCl 05 0.5 replications plant height diameter leaves, leaves leaves) stomatal conductance photosynthesis transpiration CO concentration efficiency) evaluated However plants 0.
RESUMO O estresse salino limita o crescimento e a fisiologia da capuchinha (Tropaeolum majus), devido a distúrbios bioquímicos, fisiológicos e anatômicos. A aplicação de ácido salicílico é uma alternativa para mitigar os efeitos prejudiciais do estresse salino, no entanto, em capuchinha os estudos são escassos. Assim, objetivou-se avaliar os efeitos da aplicação de ácido salicílico via foliar em capuchinha cultivada sob estresse salino. O experimento foi realizado em delineamento inteiramente casualizado, em esquema fatorial 3 x 3, referente a 0 (sem estresse) 50 (estresse salino moderado) e 100 (estresse salino severo) mM de NaCl e aplicação de 0, 0,5 e 1 mM de ácido salicílico, com seis repetições. O crescimento (altura de planta, diâmetro do caule e número de folhas), trocas gasosas (condutância estomática, fotossíntese, transpiração, concentração interna de CO2, eficiência intrínseca do uso da água, eficiência instantânea do uso da água e eficiência intrínseca de carboxilação) e os índices de clorofila e fluorescência da clorofila a foram avaliados. O estresse salino afetou as variáveis analisadas neste estudo. A aplicação de ácido salicílico teve um efeito positivo na mitigação dos efeitos do estresse salino severo, resultando em um aumento significativo no número de folhas, sendo a dose mais eficaz a concentração de 1 mM, levando ainda, a melhorias notáveis na eficiência no uso da água e na eficiência fotoquímica. No entanto, as demais combinações de salinidade e ácido salicílico reduziram o crescimento e as trocas gasosas nas plantas de capuchinha. Tropaeolum majus, majus , majus) bioquímicos anatômicos entanto escassos Assim objetivouse objetivou se casualizado sem 5 moderado 10 severo 05 repetições altura planta folhas folhas) condutância estomática fotossíntese transpiração CO2 CO carboxilação avaliados estudo ainda fotoquímica
4.
Gas exchanges and chlorophyll fluorescence of soybean genotypes subjected to flooding stress
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Silva, Silvana F. da
; Martins, Marcio de O.
; Chagas, Paulo V. A. das
; Santos, Gisele L. dos
; Coêlho, Ester dos S.
; Barros Júnior, Aurélio P.
; Silveira, Lindomar M. da
; Ribeiro, João E. da S.
.
ABSTRACT The objective of this work was to evaluate the ecophysiological responses of soybean subjected to soil flooding. The experiment was conducted in a completely randomized design with five replications. A 3 x 3 factorial scheme was used, consisting of three soybean genotypes (tolerant, sensitive and a commercial cultivar), and three water conditions (control treatment - soil was maintained at 70% of field capacity throughout the plant cycle; soil flooding for 10 days in the vegetative period + 10 days in the reproductive period; and soil flooding for 10 days only in the reproductive period). Three evaluations were carried out regarding chlorophyll fluorescence and gas exchange: after flooding in the vegetative period (V2); after flooding in the reproductive period (R2), and ten days after draining the water. Tolerant genotypes and sensitive genotypes experienced reductions in photosynthetic rate and stomatal conductance when subjected to water stress in the reproductive stage. However, under stress in the vegetative stage, only the tolerant and sensitive genotypes reduced the actual quantum efficiency and electron transport rate, and at the moment of flooding in the reproductive stage, all had changes and did not show recovery for these variables. As for non-photochemical quenching, only the sensitive genotype increased the rate, under stress in stages V2/R2 and R2. The local commercial cultivar is more adapted to soil flooding conditions, as it shows better physiological responses to adapt to soil flooding conditions. replications used tolerant, (tolerant cultivar, , cultivar) control 70 cycle 1 period. . period) exchange V2 V (V2) R2, R2 R (R2) stage However variables nonphotochemical non photochemical quenching V2R2 VR V2/R 7 (V2 (R2 V2R (V (R
RESUMO O objetivo deste trabalho foi avaliar as respostas ecofisiológicas de soja submetida ao alagamento do solo. O experimento foi conduzido em delineamento inteiramente casualizado com cinco repetições. Foi utilizado um esquema fatorial 3 x 3, composto por três genótipos de soja (tolerante, sensível e uma cultivar comercial); e três condições hídricas (tratamento controle - solo foi mantido a 70% da capacidade de campo 11 durante todo o ciclo da planta; alagamento do solo por 10 dias no período vegetativo + 10 dias no 12º período reprodutivo; e alagamento do solo por 10 dias apenas no período reprodutivo período. Foram realizadas três avaliações quanto à fluorescência da clorofila a trocas gasosas: após a inundação do período vegetativo (V2); após o alagamento do período reprodutivo (R2), e dez dias após a drenagem da água. Os genótipos tolerantes e sensíveis sofreram redução na taxa fotossintética e na condutância estomática quando submetidos ao estresse hídrico na fase reprodutiva. Porém, sob estresse na fase vegetativa, apenas os genótipos tolerantes e sensíveis reduziram a eficiência quântica atual e a taxa de transporte de elétrons, e no momento do alagamento na fase reprodutiva, todos sofreram alterações e não apresentaram recuperação para essas variáveis. Quanto à quenching não fotoquímico, apenas a sensitiva aumentou a taxa, nas tensões nos estágios V2/R2 e R2. A cultivar comercial local é mais adaptada às condições de alagamento do solo, pois apresenta melhores respostas fisiológicas de adaptação às condições de alagamento do solo. repetições tolerante, tolerante (tolerante comercial) tratamento 70 1 planta º gasosas V2 V (V2) R2, R2 R , (R2) água reprodutiva Porém vegetativa elétrons variáveis fotoquímico V2R2 VR V2/R 7 (V2 (R2 V2R (V (R
5.
Catálogo Taxonômico da Fauna do Brasil: Setting the baseline knowledge on the animal diversity in Brazil Brasil
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Boeger, Walter A.
; Valim, Michel P.
; Zaher, Hussam
; Rafael, José A.
; Forzza, Rafaela C.
; Percequillo, Alexandre R.
; Serejo, Cristiana S.
; Garraffoni, André R.S.
; Santos, Adalberto J.
; Slipinski, Adam
; Linzmeier, Adelita M.
; Calor, Adolfo R.
; Garda, Adrian A.
; Kury, Adriano B.
; Fernandes, Agatha C.S.
; Agudo-Padrón, Aisur I.
; Akama, Alberto
; Silva Neto, Alberto M. da
; Burbano, Alejandro L.
; Menezes, Aleksandra
; Pereira-Colavite, Alessandre
; Anichtchenko, Alexander
; Lees, Alexander C.
; Bezerra, Alexandra M.R.
; Domahovski, Alexandre C.
; Pimenta, Alexandre D.
; Aleixo, Alexandre L.P.
; Marceniuk, Alexandre P.
; Paula, Alexandre S. de
; Somavilla, Alexandre
; Specht, Alexandre
; Camargo, Alexssandro
; Newton, Alfred F.
; Silva, Aline A.S. da
; Santos, Aline B. dos
; Tassi, Aline D.
; Aragão, Allan C.
; Santos, Allan P.M.
; Migotto, Alvaro E.
; Mendes, Amanda C.
; Cunha, Amanda
; Chagas Júnior, Amazonas
; Sousa, Ana A.T. de
; Pavan, Ana C.
; Almeida, Ana C.S.
; Peronti, Ana L.B.G.
; Henriques-Oliveira, Ana L.
; Prudente, Ana L.
; Tourinho, Ana L.
; Pes, Ana M.O.
; Carmignotto, Ana P.
; Wengrat, Ana P.G. da Silva
; Dornellas, Ana P.S.
; Molin, Anamaria Dal
; Puker, Anderson
; Morandini, André C.
; Ferreira, André da S.
; Martins, André L.
; Esteves, André M.
; Fernandes, André S.
; Roza, André S.
; Köhler, Andreas
; Paladini, Andressa
; Andrade, Andrey J. de
; Pinto, Ângelo P.
; Salles, Anna C. de A.
; Gondim, Anne I.
; Amaral, Antonia C.Z.
; Rondón, Antonio A.A.
; Brescovit, Antonio
; Lofego, Antônio C.
; Marques, Antonio C.
; Macedo, Antonio
; Andriolo, Artur
; Henriques, Augusto L.
; Ferreira Júnior, Augusto L.
; Lima, Aurino F. de
; Barros, Ávyla R. de A.
; Brito, Ayrton do R.
; Romera, Bárbara L.V.
; Vasconcelos, Beatriz M.C. de
; Frable, Benjamin W.
; Santos, Bernardo F.
; Ferraz, Bernardo R.
; Rosa, Brunno B.
; Sampaio, Brunno H.L.
; Bellini, Bruno C.
; Clarkson, Bruno
; Oliveira, Bruno G. de
; Corrêa, Caio C.D.
; Martins, Caleb C.
; Castro-Guedes, Camila F. de
; Souto, Camilla
; Bicho, Carla de L.
; Cunha, Carlo M.
; Barboza, Carlos A. de M.
; Lucena, Carlos A.S. de
; Barreto, Carlos
; Santana, Carlos D.C.M. de
; Agne, Carlos E.Q.
; Mielke, Carlos G.C.
; Caetano, Carlos H.S.
; Flechtmann, Carlos H.W.
; Lamas, Carlos J.E.
; Rocha, Carlos
; Mascarenhas, Carolina S.
; Margaría, Cecilia B.
; Waichert, Cecilia
; Digiani, Celina
; Haddad, Célio F.B.
; Azevedo, Celso O.
; Benetti, Cesar J.
; Santos, Charles M.D. dos
; Bartlett, Charles R.
; Bonvicino, Cibele
; Ribeiro-Costa, Cibele S.
; Santos, Cinthya S.G.
; Justino, Cíntia E.L.
; Canedo, Clarissa
; Bonecker, Claudia C.
; Santos, Cláudia P.
; Carvalho, Claudio J.B. de
; Gonçalves, Clayton C.
; Galvão, Cleber
; Costa, Cleide
; Oliveira, Cléo D.C. de
; Schwertner, Cristiano F.
; Andrade, Cristiano L.
; Pereira, Cristiano M.
; Sampaio, Cristiano
; Dias, Cristina de O.
; Lucena, Daercio A. de A.
; Manfio, Daiara
; Amorim, Dalton de S.
; Queiroz, Dalva L. de
; Queiroz, Dalva L. de
; Colpani, Daniara
; Abbate, Daniel
; Aquino, Daniel A.
; Burckhardt, Daniel
; Cavallari, Daniel C.
; Prado, Daniel de C. Schelesky
; Praciano, Daniel L.
; Basílio, Daniel S.
; Bená, Daniela de C.
; Toledo, Daniela G.P. de
; Takiya, Daniela M.
; Fernandes, Daniell R.R.
; Ament, Danilo C.
; Cordeiro, Danilo P.
; Silva, Darliane E.
; Pollock, Darren A.
; Muniz, David B.
; Gibson, David I.
; Nogueira, David S.
; Marques, Dayse W.A.
; Lucatelli, Débora
; Garcia, Deivys M.A.
; Baêta, Délio
; Ferreira, Denise N.M.
; Rueda-Ramírez, Diana
; Fachin, Diego A.
; Souza, Diego de S.
; Rodrigues, Diego F.
; Pádua, Diego G. de
; Barbosa, Diego N.
; Dolibaina, Diego R.
; Amaral, Diogo C.
; Chandler, Donald S.
; Maccagnan, Douglas H.B.
; Caron, Edilson
; Carvalho, Edrielly
; Adriano, Edson A.
; Abreu Júnior, Edson F. de
; Pereira, Edson H.L.
; Viegas, Eduarda F.G.
; Carneiro, Eduardo
; Colley, Eduardo
; Eizirik, Eduardo
; Santos, Eduardo F. dos
; Shimbori, Eduardo M.
; Suárez-Morales, Eduardo
; Arruda, Eliane P. de
; Chiquito, Elisandra A.
; Lima, Élison F.B.
; Castro, Elizeu B. de
; Orlandin, Elton
; Nascimento, Elynton A. do
; Razzolini, Emanuel
; Gama, Emanuel R.R.
; Araujo, Enilma M. de
; Nishiyama, Eric Y.
; Spiessberger, Erich L.
; Santos, Érika C.L. dos
; Contreras, Eugenia F.
; Galati, Eunice A.B.
; Oliveira Junior, Evaldo C. de
; Gallardo, Fabiana
; Hernandes, Fabio A.
; Lansac-Tôha, Fábio A.
; Pitombo, Fabio B.
; Dario, Fabio Di
; Santos, Fábio L. dos
; Mauro, Fabio
; Nascimento, Fabio O. do
; Olmos, Fabio
; Amaral, Fabio R.
; Schunck, Fabio
; Godoi, Fábio S. P. de
; Machado, Fabrizio M.
; Barbo, Fausto E.
; Agrain, Federico A.
; Ribeiro, Felipe B.
; Moreira, Felipe F.F.
; Barbosa, Felipe F.
; Silva, Fenanda S.
; Cavalcanti, Fernanda F.
; Straube, Fernando C.
; Carbayo, Fernando
; Carvalho Filho, Fernando
; Zanella, Fernando C.V.
; Jacinavicius, Fernando de C.
; Farache, Fernando H.A.
; Leivas, Fernando
; Dias, Fernando M.S.
; Mantellato, Fernando
; Vaz-de-Mello, Fernando Z.
; Gudin, Filipe M.
; Albuquerque, Flávio
; Molina, Flavio B.
; Passos, Flávio D.
; Shockley, Floyd W.
; Pinheiro, Francielly F.
; Mello, Francisco de A.G. de
; Nascimento, Francisco E. de L.
; Franco, Francisco L.
; Oliveira, Francisco L. de
; Melo, Francisco T. de V.
; Quijano, Freddy R.B.
; Salles, Frederico F.
; Biffi, Gabriel
; Queiroz, Gabriel C.
; Bizarro, Gabriel L.
; Hrycyna, Gabriela
; Leviski, Gabriela
; Powell, Gareth S.
; Santos, Geane B. dos
; Morse, Geoffrey E.
; Brown, George
; Mattox, George M.T.
; Zimbrão, Geraldo
; Carvalho, Gervásio S.
; Miranda, Gil F.G.
; Moraes, Gilberto J. de
; Lourido, Gilcélia M.
; Neves, Gilmar P.
; Moreira, Gilson R.P.
; Montingelli, Giovanna G.
; Maurício, Giovanni N.
; Marconato, Gláucia
; Lopez, Guilherme E.L.
; Silva, Guilherme L. da
; Muricy, Guilherme
; Brito, Guilherme R.R.
; Garbino, Guilherme S.T.
; Flores, Gustavo E.
; Graciolli, Gustavo
; Libardi, Gustavo S.
; Proctor, Heather C.
; Gil-Santana, Helcio R.
; Varella, Henrique R.
; Escalona, Hermes E.
; Schmitz, Hermes J.
; Rodrigues, Higor D.D.
; Galvão Filho, Hilton de C.
; Quintino, Hingrid Y.S.
; Pinto, Hudson A.
; Rainho, Hugo L.
; Miyahira, Igor C.
; Gonçalves, Igor de S.
; Martins, Inês X.
; Cardoso, Irene A.
; Oliveira, Ismael B. de
; Franz, Ismael
; Fernandes, Itanna O.
; Golfetti, Ivan F.
; S. Campos-Filho, Ivanklin
; Oliveira, Ivo de S.
; Delabie, Jacques H.C.
; Oliveira, Jader de
; Prando, Jadila S.
; Patton, James L.
; Bitencourt, Jamille de A.
; Silva, Janaina M.
; Santos, Jandir C.
; Arruda, Janine O.
; Valderrama, Jefferson S.
; Dalapicolla, Jeronymo
; Oliveira, Jéssica P.
; Hájek, Jiri
; Morselli, João P.
; Narita, João P.
; Martin, João P.I.
; Grazia, Jocélia
; McHugh, Joe
; Cherem, Jorge J.
; Farias Júnior, José A.S.
; Fernandes, Jose A.M.
; Pacheco, José F.
; Birindelli, José L.O.
; Rezende, José M.
; Avendaño, Jose M.
; Duarte, José M. Barbanti
; Ribeiro, José R. Inácio
; Mermudes, José R.M.
; Pujol-Luz, José R.
; Santos, Josenilson R. dos
; Câmara, Josenir T.
; Teixeira, Joyce A.
; Prado, Joyce R. do
; Botero, Juan P.
; Almeida, Julia C.
; Kohler, Julia
; Gonçalves, Julia P.
; Beneti, Julia S.
; Donahue, Julian P.
; Alvim, Juliana
; Almeida, Juliana C.
; Segadilha, Juliana L.
; Wingert, Juliana M.
; Barbosa, Julianna F.
; Ferrer, Juliano
; Santos, Juliano F. dos
; Kuabara, Kamila M.D.
; Nascimento, Karine B.
; Schoeninger, Karine
; Campião, Karla M.
; Soares, Karla
; Zilch, Kássia
; Barão, Kim R.
; Teixeira, Larissa
; Sousa, Laura D. do N.M. de
; Dumas, Leandro L.
; Vieira, Leandro M.
; Azevedo, Leonardo H.G.
; Carvalho, Leonardo S.
; Souza, Leonardo S. de
; Rocha, Leonardo S.G.
; Bernardi, Leopoldo F.O.
; Vieira, Letícia M.
; Johann, Liana
; Salvatierra, Lidianne
; Oliveira, Livia de M.
; Loureiro, Lourdes M.A. El-moor
; Barreto, Luana B.
; Barros, Luana M.
; Lecci, Lucas
; Camargos, Lucas M. de
; Lima, Lucas R.C.
; Almeida, Lucia M.
; Martins, Luciana R.
; Marinoni, Luciane
; Moura, Luciano de A.
; Lima, Luciano
; Naka, Luciano N.
; Miranda, Lucília S.
; Salik, Lucy M.
; Bezerra, Luis E.A.
; Silveira, Luis F.
; Campos, Luiz A.
; Castro, Luiz A.S. de
; Pinho, Luiz C.
; Silveira, Luiz F.L.
; Iniesta, Luiz F.M.
; Tencatt, Luiz F.C.
; Simone, Luiz R.L.
; Malabarba, Luiz R.
; Cruz, Luiza S. da
; Sekerka, Lukas
; Barros, Lurdiana D.
; Santos, Luziany Q.
; Skoracki, Maciej
; Correia, Maira A.
; Uchoa, Manoel A.
; Andrade, Manuella F.G.
; Hermes, Marcel G.
; Miranda, Marcel S.
; Araújo, Marcel S. de
; Monné, Marcela L.
; Labruna, Marcelo B.
; Santis, Marcelo D. de
; Duarte, Marcelo
; Knoff, Marcelo
; Nogueira, Marcelo
; Britto, Marcelo R. de
; Melo, Marcelo R.S. de
; Carvalho, Marcelo R. de
; Tavares, Marcelo T.
; Kitahara, Marcelo V.
; Justo, Marcia C.N.
; Botelho, Marcia J.C.
; Couri, Márcia S.
; Borges-Martins, Márcio
; Felix, Márcio
; Oliveira, Marcio L. de
; Bologna, Marco A.
; Gottschalk, Marco S.
; Tavares, Marcos D.S.
; Lhano, Marcos G.
; Bevilaqua, Marcus
; Santos, Marcus T.T.
; Domingues, Marcus V.
; Sallum, Maria A.M.
; Digiani, María C.
; Santarém, Maria C.A.
; Nascimento, Maria C. do
; Becerril, María de los A.M.
; Santos, Maria E.A. dos
; Passos, Maria I. da S. dos
; Felippe-Bauer, Maria L.
; Cherman, Mariana A.
; Terossi, Mariana
; Bartz, Marie L.C.
; Barbosa, Marina F. de C.
; Loeb, Marina V.
; Cohn-Haft, Mario
; Cupello, Mario
; Martins, Marlúcia B.
; Christofersen, Martin L.
; Bento, Matheus
; Rocha, Matheus dos S.
; Martins, Maurício L.
; Segura, Melissa O.
; Cardenas, Melissa Q.
; Duarte, Mércia E.
; Ivie, Michael A.
; Mincarone, Michael M.
; Borges, Michela
; Monné, Miguel A.
; Casagrande, Mirna M.
; Fernandez, Monica A.
; Piovesan, Mônica
; Menezes, Naércio A.
; Benaim, Natalia P.
; Reategui, Natália S.
; Pedro, Natan C.
; Pecly, Nathalia H.
; Ferreira Júnior, Nelson
; Silva Júnior, Nelson J. da
; Perioto, Nelson W.
; Hamada, Neusa
; Degallier, Nicolas
; Chao, Ning L.
; Ferla, Noeli J.
; Mielke, Olaf H.H.
; Evangelista, Olivia
; Shibatta, Oscar A.
; Oliveira, Otto M.P.
; Albornoz, Pablo C.L.
; Dellapé, Pablo M.
; Gonçalves, Pablo R.
; Shimabukuro, Paloma H.F.
; Grossi, Paschoal
; Rodrigues, Patrícia E. da S.
; Lima, Patricia O.V.
; Velazco, Paul
; Santos, Paula B. dos
; Araújo, Paula B.
; Silva, Paula K.R.
; Riccardi, Paula R.
; Garcia, Paulo C. de A.
; Passos, Paulo G.H.
; Corgosinho, Paulo H.C.
; Lucinda, Paulo
; Costa, Paulo M.S.
; Alves, Paulo P.
; Roth, Paulo R. de O.
; Coelho, Paulo R.S.
; Duarte, Paulo R.M.
; Carvalho, Pedro F. de
; Gnaspini, Pedro
; Souza-Dias, Pedro G.B.
; Linardi, Pedro M.
; Bartholomay, Pedro R.
; Demite, Peterson R.
; Bulirsch, Petr
; Boll, Piter K.
; Pereira, Rachel M.M.
; Silva, Rafael A.P.F.
; Moura, Rafael B. de
; Boldrini, Rafael
; Silva, Rafaela A. da
; Falaschi, Rafaela L.
; Cordeiro, Ralf T.S.
; Mello, Ramon J.C.L.
; Singer, Randal A.
; Querino, Ranyse B.
; Heleodoro, Raphael A.
; Castilho, Raphael de C.
; Constantino, Reginaldo
; Guedes, Reinaldo C.
; Carrenho, Renan
; Gomes, Renata S.
; Gregorin, Renato
; Machado, Renato J.P.
; Bérnils, Renato S.
; Capellari, Renato S.
; Silva, Ricardo B.
; Kawada, Ricardo
; Dias, Ricardo M.
; Siewert, Ricardo
; Brugnera, Ricaro
; Leschen, Richard A.B.
; Constantin, Robert
; Robbins, Robert
; Pinto, Roberta R.
; Reis, Roberto E. dos
; Ramos, Robson T. da C.
; Cavichioli, Rodney R.
; Barros, Rodolfo C. de
; Caires, Rodrigo A.
; Salvador, Rodrigo B.
; Marques, Rodrigo C.
; Araújo, Rodrigo C.
; Araujo, Rodrigo de O.
; Dios, Rodrigo de V.P.
; Johnsson, Rodrigo
; Feitosa, Rodrigo M.
; Hutchings, Roger W.
; Lara, Rogéria I.R.
; Rossi, Rogério V.
; Gerstmeier, Roland
; Ochoa, Ronald
; Hutchings, Rosa S.G.
; Ale-Rocha, Rosaly
; Rocha, Rosana M. da
; Tidon, Rosana
; Brito, Rosangela
; Pellens, Roseli
; Santos, Sabrina R. dos
; Santos, Sandra D. dos
; Paiva, Sandra V.
; Santos, Sandro
; Oliveira, Sarah S. de
; Costa, Sávio C.
; Gardner, Scott L.
; Leal, Sebastián A. Muñoz
; Aloquio, Sergio
; Bonecker, Sergio L.C.
; Bueno, Sergio L. de S.
; Almeida, Sérgio M. de
; Stampar, Sérgio N.
; Andena, Sérgio R.
; Posso, Sergio R.
; Lima, Sheila P.
; Gadelha, Sian de S.
; Thiengo, Silvana C.
; Cohen, Simone C.
; Brandão, Simone N.
; Rosa, Simone P.
; Ribeiro, Síria L.B.
; Letana, Sócrates D.
; Santos, Sonia B. dos
; Andrade, Sonia C.S.
; Dávila, Stephane
; Vaz, Stéphanie
; Peck, Stewart B.
; Christo, Susete W.
; Cunha, Suzan B.Z.
; Gomes, Suzete R.
; Duarte, Tácio
; Madeira-Ott, Taís
; Marques, Taísa
; Roell, Talita
; Lima, Tarcilla C. de
; Sepulveda, Tatiana A.
; Maria, Tatiana F.
; Ruschel, Tatiana P.
; Rodrigues, Thaiana
; Marinho, Thais A.
; Almeida, Thaís M. de
; Miranda, Thaís P.
; Freitas, Thales R.O.
; Pereira, Thalles P.L.
; Zacca, Thamara
; Pacheco, Thaynara L.
; Martins, Thiago F.
; Alvarenga, Thiago M.
; Carvalho, Thiago R. de
; Polizei, Thiago T.S.
; McElrath, Thomas C.
; Henry, Thomas
; Pikart, Tiago G.
; Porto, Tiago J.
; Krolow, Tiago K.
; Carvalho, Tiago P.
; Lotufo, Tito M. da C.
; Caramaschi, Ulisses
; Pinheiro, Ulisses dos S.
; Pardiñas, Ulyses F.J.
; Maia, Valéria C.
; Tavares, Valeria
; Costa, Valmir A.
; Amaral, Vanessa S. do
; Silva, Vera C.
; Wolff, Vera R. dos S.
; Slobodian, Verônica
; Silva, Vinícius B. da
; Espíndola, Vinicius C.
; Costa-Silva, Vinicius da
; Bertaco, Vinicius de A.
; Padula, Vinícius
; Ferreira, Vinicius S.
; Silva, Vitor C.P. da
; Piacentini, Vítor de Q.
; Sandoval-Gómez, Vivian E.
; Trevine, Vivian
; Sousa, Viviane R.
; Sant’Anna, Vivianne B. de
; Mathis, Wayne N.
; Souza, Wesley de O.
; Colombo, Wesley D.
; Tomaszewska, Wioletta
; Wosiacki, Wolmar B.
; Ovando, Ximena M.C.
; Leite, Yuri L.R.
.
ABSTRACT The limited temporal completeness and taxonomic accuracy of species lists, made available in a traditional manner in scientific publications, has always represented a problem. These lists are invariably limited to a few taxonomic groups and do not represent up-to-date knowledge of all species and classifications. In this context, the Brazilian megadiverse fauna is no exception, and the Catálogo Taxonômico da Fauna do Brasil (CTFB) (http://fauna.jbrj.gov.br/), made public in 2015, represents a database on biodiversity anchored on a list of valid and expertly recognized scientific names of animals in Brazil. The CTFB is updated in near real time by a team of more than 800 specialists. By January 1, 2024, the CTFB compiled 133,691 nominal species, with 125,138 that were considered valid. Most of the valid species were arthropods (82.3%, with more than 102,000 species) and chordates (7.69%, with over 11,000 species). These taxa were followed by a cluster composed of Mollusca (3,567 species), Platyhelminthes (2,292 species), Annelida (1,833 species), and Nematoda (1,447 species). All remaining groups had less than 1,000 species reported in Brazil, with Cnidaria (831 species), Porifera (628 species), Rotifera (606 species), and Bryozoa (520 species) representing those with more than 500 species. Analysis of the CTFB database can facilitate and direct efforts towards the discovery of new species in Brazil, but it is also fundamental in providing the best available list of valid nominal species to users, including those in science, health, conservation efforts, and any initiative involving animals. The importance of the CTFB is evidenced by the elevated number of citations in the scientific literature in diverse areas of biology, law, anthropology, education, forensic science, and veterinary science, among others. publications problem uptodate up date classifications context exception (CTFB http//fauna.jbrj.gov.br/, httpfaunajbrjgovbr http //fauna.jbrj.gov.br/ , jbrj gov br (http://fauna.jbrj.gov.br/) 2015 Brazil 80 specialists 1 2024 133691 133 691 133,69 125138 125 138 125,13 82.3%, 823 82 3 (82.3% 102000 102 000 102,00 7.69%, 769 7 69 (7.69% 11000 11 11,00 . 3,567 3567 567 (3,56 2,292 2292 2 292 (2,29 1,833 1833 833 (1,83 1,447 1447 447 (1,44 1000 1,00 831 (83 628 (62 606 (60 520 (52 50 users science health biology law anthropology education others http//fauna.jbrj.gov.br/ faunajbrjgovbr //fauna.jbrj.gov.br (http://fauna.jbrj.gov.br/ 201 8 202 13369 13 133,6 12513 12 125,1 82.3% (82.3 10200 10 00 102,0 7.69% 76 6 (7.69 1100 11,0 3,56 356 56 (3,5 2,29 229 29 (2,2 1,83 183 83 (1,8 1,44 144 44 (1,4 100 1,0 (8 62 (6 60 52 (5 5 http//fauna.jbrj.gov.br (http://fauna.jbrj.gov.br 20 1336 133, 1251 125, 82.3 (82. 1020 0 102, 7.69 (7.6 110 11, 3,5 35 (3, 2,2 22 (2, 1,8 18 (1, 1,4 14 4 ( 82. (82 7.6 (7. 3, (3 2, (2 (1 7. (7
6.
Economic indicators for cowpea cultivation under different irrigation depths
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Carvalho, Erika de O. T. de
; Costa, Deborah L. P.
; Luz, Denilson B. da
; Rua, Matheus L.
; Velame, Maria de L. A.
; Monteiro, Adrielle C.
; Vieira, Igor C. de O.
; Pinto, João V. de N.
; Fernandes, Gabriel S. T.
; Nunes, Hildo G. G. C.
; Souza, Paulo J. de O. P. de
; Santos, Marcos A. S. dos
.
Revista Brasileira de Engenharia Agrícola e Ambiental
- Métricas do periódico
ABSTRACT Cowpeas are of high socioeconomic importance in the North and Northeast regions of Brazil, whereby the search for alternatives that offer increased productivity with financial returns has become an important challenge. Thus, the objective of this study was to estimate and evaluate the economic indicators of cowpea production in 2015 and 2016 when applying drip irrigation to different depths. Irrigation treatments were based on crop evapotranspiration (ETc). The experiment was laid in a randomized complete blocks design with four treatments (0, 25, 50, and 100% ETc) and six replications. For economic analysis, the results were extrapolated to an area of one hectare. Productivity in 2015 was lower than that in 2016; however, in all treatments, it was always higher when plants were grown under adequate water supply. In both years, the total operating costs were higher under irrigation than under rainfed conditions. The 100% ETc treatment resulted in a greater number of cowpea bags (60 kg) produced and a higher gross revenue than the rainfed treatment by 17 bags ha-1, equivalent to 1,020 kg ha-1 (gross revenue US$ 711.48) and 16 bags ha-1, equivalent to 960 kg ha-1 (gross revenue US$ 867.12), in 2015 and 2016, respectively. Water deficit limited cowpea yield in both years but made cultivation economically unfeasible only in 2015. Brazil challenge Thus 201 depths ETc. . (ETc) 0, 0 (0 25 50 100 replications analysis hectare however supply conditions 60 (6 1 ha1, ha1 ha 1, 1020 020 1,02 ha- US 711.48 71148 711 48 96 867.12, 86712 867.12 , 867 12 867.12) respectively 20 (ETc ( 2 5 10 6 102 02 1,0 711.4 7114 71 4 9 8671 867.1 86 711. 7 867. 8
RESUMO O feijão-caupi apresenta grande importância socioeconômica nas regiões Norte e Nordeste do Brasil, sendo que a busca por alternativas que ofereçam aumento de produtividade com retorno financeiro tem se tornado um importante desafio. Assim, o objetivo deste trabalho foi estimar e avaliar os indicadores econômicos da produção de feijão-caupi nos anos de 2015 e 2016 quando da aplicação de irrigação por gotejamento em diferentes lâminas. Os tratamentos de irrigação foram baseados na evapotranspiração da cultura (ETc). O experimento foi instalado em blocos ao acaso com quatro tratamentos (0, 25, 50 e 100% da ETc) e seis repetições. Para análise econômica, os resultados foram extrapolados para uma área de um hectare. A produtividade em 2015 foi inferior à de 2016; porém, em todos os tratamentos, a produtividade foi sempre maior quando as plantas foram cultivadas sob irrigação adequada. Em ambos os anos, os custos operacionais totais foram maiores sob irrigação do que sob condições de sequeiro. O tratamento 100% ETc resultou em maior número de sacas de feijão-caupi (60 kg) produzidas e receita bruta superior ao tratamento de sequeiro em 17 sacas ha-1, equivalente a 1.020 kg ha-1 (receita bruta US$ 711,48) e 16 sacas ha-1, equivalente a 960 kg ha-1 (receita bruta US$ 867,12), em 2015 e 2016, respectivamente. A deficiência hídrica limitou a produtividade do feijão-caupi nos dois anos, mas inviabilizou economicamente o cultivo apenas em 2015. feijãocaupi feijão caupi Brasil desafio Assim 201 lâminas ETc. . (ETc) 0, 0 (0 25 5 100 repetições econômica hectare porém adequada 60 (6 1 ha1, ha1 ha 1, 1020 020 1.02 ha- US 711,48 71148 711 48 96 867,12, 86712 867,12 , 867 12 867,12) respectivamente 20 (ETc ( 2 10 6 102 02 1.0 711,4 7114 71 4 9 8671 867,1 86 1. 711, 7 867, 8
7.
Repellent activity of essential oils against mediterranean fly and their effects on postharvest quality in paluma guava
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Gonzaga, Kennedy S.
; de Brito, Carlos H.
; Salustino, Angélica da S.
; de Souza, Maria Í. A.
; Santos, João P. de O.
; Sousa, Francisco de A. R. da M.
.
ABSTRACT Brazil is one of the world's largest guava (Psidium guajava) producing countries, but the economic performance of this crop can be negatively affected by the damage caused by Ceratitis capitata (Diptera: Tephritidae). The main methods for controlling C. capitata are based on broad-spectrum insecticide applications. However, the negative effects of using this control method stimulate the development of sustainable alternatives, such as the use of essential oils (EO). In this sense, the objective of the present study was to evaluate the repellent activity of EO of citronella (Cymbopogon nardus), clove (Syzygium aromaticum), and copaiba (Copaifera officinalis) for repellency of C. capitata in Paluma guava fruits and determine their effects on postharvest fruit quality, under laboratory-controlled conditions. The fruits were treated with citronella, clove, and copaiba EO and placed in covered plastic containers attached to the ends of arenas of 20 cm diameter and 15 cm height. The fruit physical and chemical analysis was carried out based on the same oils applied in the repellent test. The C. nardus essential oil presented a greater repellency of C. capitata females. The EO applications proved to be a good strategy for maintaining the fruit post-harvest quality. worlds world s Psidium guajava countries Diptera (Diptera Tephritidae. Tephritidae . Tephritidae) C broadspectrum broad spectrum However alternatives EO. (EO) sense Cymbopogon nardus, , nardus) Syzygium aromaticum, aromaticum aromaticum) Copaifera officinalis quality laboratorycontrolled laboratory controlled conditions 2 1 height test females post harvest (EO
RESUMO O Brasil está entre os maiores produtores mundiais de goiaba (Psidium guajava), mas o rendimento econômico dessa cultura pode ser negativamente afetado pelos danos causados por Ceratitis capitata (Diptera: Tephritidae). Os principais métodos de controle de C. capitata são baseados em aplicações de inseticidas de amplo espectro. Porém, os efeitos negativos do uso desse controle estimulam o desenvolvimento de alternativas sustentáveis, como o uso de óleos essenciais. Nesse sentido, o presente estudo teve como objetivo avaliar a atividade repelente dos óleos essenciais de citronela (Cymbopogon nardus), cravo (Syzygium aromaticum) e copaíba (Copaifera officinalis) em fruto de goiabeiras Paluma contra C. capitata e determinar suas influências na qualidade pós-colheita desses frutos trabalhados. Em condições controladas de laboratório, os frutos foram tratados com óleos essenciais de citronela, cravo e copaíba e acondicionados em recipientes de plástico com dimensões de 20 cm de diâmetro e 15 cm de altura. A análise físico-química dos frutos foi realizada com base nos mesmos óleos aplicados no teste de repelência. O óleo essencial de C. nardus apresentou maior repelência às fêmeas de C. capitata. A aplicação de óleos essenciais, mostrou-se uma estratégia para manutenção da qualidade póscolheita. Psidium guajava, guajava , guajava) Diptera (Diptera Tephritidae. Tephritidae . Tephritidae) C espectro Porém sustentáveis sentido Cymbopogon nardus, nardus) Syzygium aromaticum Copaifera officinalis póscolheita pós colheita trabalhados laboratório 2 1 altura físicoquímica físico química mostrouse mostrou se
8.
Early Six-Minute Walk Test May Predict Midterm Outcomes Following Coronary Artery Bypass Grafting
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Pauletti, Hayanne O.
; Gomes, Walter José
; Rocco, Isadora S.
; Viceconte, Marcela
; Garcia, Bruna Caroline Matos
; Marcondi, Natasha O.
; Bublitz, Caroline B.
; Costa, Ariele dos Santos
; Paiva, Thâmara Pequeno de
; Spina, Giovanna Domingues
; Begot, Isis
; Silva, Célia Camelo
; Moreira, Rita Simone L.
; Branco, João Nelson Rodrigues
; Vargas, Guilherme Flora
; Hossne Jr., Nelson A.
; Arena, Ross
; Guizilini, Solange
.
Brazilian Journal of Cardiovascular Surgery
- Métricas do periódico
ABSTRACT Objective: This study aims to investigate the ability of the six-minute walk distance (6MWD) as a prognostic marker for midterm clinical outcomes three months after coronary artery bypass grafting (CABG), to identify possible predictors of fall in 6MWD in the early postoperative period, and to establish the percentage fall in early postoperative 6MWD, considering the preoperative baseline as 100%. Methods: A prospective cohort of patients undergoing elective CABG were included. The percentage fall in 6MWD was assessed by the difference between preoperative and postoperative day (POD) five. Clinical outcomes were evaluated three months after hospital discharge. Results: There was a significant decrease in 6MWD on POD5 compared with preoperative baseline values (percentage fall of 32.5±16.5%, P<0.0001). Linear regression analysis showed an independent association of the percentage fall of 6MWD with cardiopulmonary bypass (CPB) and preoperative inspiratory muscle strength. Receiver operating characteristic curve analysis revealed that the best cutoff value of percentage fall in 6MWD to predict poorer clinical outcomes at three months was 34.6% (area under the curve = 0.82, sensitivity = 78.95%, specificity = 76.19%, P=0.0001). Conclusion: This study indicates that a cutoff value of 34.6% in percentage fall of 6MWD on POD5 was able to predict poorer clinical outcomes at three months of follow-up after CABG. Use of CPB and preoperative inspiratory muscle strength were independent predictors of percentage fall of 6MWD in the postoperative period. These findings further support the clinical application of 6MWD and propose an inpatient preventive strategy to guide clinical management over time.
9.
Evaluation of infection by Borrelia sp. in domestic and wild mammals and ticks from the Catimbau National Park, Pernambuco sp Park
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Farias, Ila F.
; Moura, Liliane M.D.
; Sá, João Claudio B. de
; Souza, Dênisson S.
; Torres-Santos, Paula Talita
; Oliveira, Jaqueline B.
; Muñoz-Leal, Sebastián
; Horta, Mauricio C.
.
ABSTRACT: Spirochetes in the genus Borrelia (Spirochaetes) are the etiological agents of two zoonotic diseases that have rodents as reservoirs: the Lyme disease, transmitted by ixodid ticks (Ixodidae), and tick-borne relapsing fever, which is transmitted mostly by argasid ticks (Argasidae). The information on the epidemiology of pathogens that affect animals is scarce, especially in places that have been barely studied, such as the Caatinga biome. Thus, in the present study, we aimed to detect DNA of Borrelia in the blood of wild and domestic mammals, as well as in ticks collected in the Catimbau National Park, State of Pernambuco, Northeast Brazil. Blood was collected from 77 captured wild animals belonging to Didelphidae (45), Echimyidae (21), Cricetidae (7), Caviidae (2), and Dasypodidae (2) families. Additionally, blood samples from 120 sheep, 119 goats, 70 dogs, and 47 cattle were obtained. A total of 286 ticks were collected in the environment and identified as Ornithodoros cf. tabajara (188) and Ornithodoros rietcorreai (98); in addition, larvae of Ornithodoros spp. were collected on Thrichomys laurentius (4 specimens) and Monodelphis domestica (1); larvae of O. rietcorreai on Didelphis albiventris (2) and T. laurentius (1); Amblyomma parvum on T. laurentius (4); Rhipicephalus sanguineus (sensu lato) on dogs (121) and Rhipicephalus microplus on cattle (47). All blood samples, 120 free-living ticks, 46 O. rietcorreai and 74 O. cf. tabajara, and 12 R. sanguineus s.l. were submitted to DNA extraction to perform a polymerase chain reaction (nested PCR), aiming at amplifying a fragment of the flaB gene present in all species of Borrelia. Only one free-living specimen of O. cf. tabajara (1.3%) was positive. Negative detections in mammals may be related to the absence of infection or the low concentration of the spirochetes in the hosts. The low prevalence of Borrelia found in ticks can be explained by the low infection rates that these spirochetes depict in their vectors. New studies focusing on the detection of antibodies, as well as on the sequencing and isolating Borrelia spp. should be encouraged for a better understanding of the epidemiology of these bacterial agents in the region. ABSTRACT Spirochaetes (Spirochaetes reservoirs disease Ixodidae, Ixodidae , (Ixodidae) tickborne tick borne fever Argasidae. Argasidae . (Argasidae) scarce studied biome Thus study Park Pernambuco Brazil 7 45, 45 (45) 21, 21 (21) 7, (7) 2, 2 (2 families Additionally sheep 11 goats 4 obtained 28 cf 188 (188 98 (98) addition spp ( specimens 1 (1) O T (4) sensu lato 121 (121 47. (47) freeliving free living R sl s l s.l nested PCR, PCR PCR) 1.3% 13 3 (1.3% positive hosts vectors antibodies region (Ixodidae (Argasidae (45 (21 (7 18 (18 9 (98 (1 (12 (47 1.3 (1.3 (9 1. (1.
RESUMO: No gênero Borrelia (Spirochaetes) encontram-se dois grupos de agentes responsáveis por duas doenças zoonóticas, que têm roedores como reservatórios e acometem humanos: o grupo de Lyme, transmitido por carrapatos ixodídeos, e a febre recorrente, que pode ser transmitida por carrapatos argasídeos ou piolhos. Poucas são as informações sobre epidemiologia e agentes patogênicos que acometem animais, podendo representar uma riquíssima fonte de informações, principalmente em locais nunca estudados, pois podem ser bioindicadores de qualidade do ambiente e saúde. Desta forma, no presente estudo foi realizada a pesquisa de Borrelia spp. em amostras de sangue de mamíferos silvestres e domésticos, assim como de carrapatos, do Parque Nacional do Catimbau, Pernambuco. Foi realizada a captura e colheita sanguínea de 77 animais pertencentes às famílias Didelphidae (45), Echimyidae (21), Cricetidae (7), Caviidae (2) e Dasypodidae (2). Adicionalmente, amostras de sangue foram obtidas de 120 ovinos, 119 caprinos, 70 cães e 47 bovinos. Foram coletados 286 carrapatos no ambiente, identificados como Ornithodoros cf. tabajara (188) e Ornithodoros rietcorreai (98); além de carrapatos coletados nos animais: Ornithodoros spp. em Thrichomys laurentius (4 espécimes) e Monodelphis domestica (1); O. rietcorreai em Didelphis albiventris (2) e T. laurentius (1); Amblyomma parvum em T. laurentius (4); Rhipicephalus sanguineus (sensu lato) em cães (121) e R. microplus em bovinos (47). Todas as amostras sanguíneas, 120 carrapatos de vida livre, sendo 46 O. rietcorreai e 74 O. cf. tabajara, e 12 R. sanguineus s. l. foram submetidos à extração de DNA para realização da reação em cadeia da polimerase (nested-PCR), visando amplificação de um fragmento do gene flaB presente em todas as espécies de Borrelia. Não houve amplificação nas amostras sanguíneas dos animais, no entanto em um espécime de O. cf. tabajara de vida livre (1,3%) foi detectado o DNA de Borrelia. A não detecção nos mamíferos pode estar relacionada com a ausência de infecção ou à baixa concentração do agente nos hospedeiros. A baixa prevalência encontrada nos carrapatos pode ser justificada devido à baixa infecção nos vetores. Novos estudos focando na determinação de anticorpos, assim como no sequenciamento e isolamento de Borrelia devem ser estimulados para uma melhor compreensão da epidemiologia do agente na região. RESUMO Spirochaetes (Spirochaetes encontramse encontram se zoonóticas humanos Lyme ixodídeos recorrente piolhos estudados saúde forma spp domésticos Catimbau Pernambuco 7 45, 45 , (45) 21, 21 (21) 7, (7) 2 (2 2. . Adicionalmente ovinos 11 caprinos 4 28 cf 188 (188 98 (98) ( espécimes 1 (1) O T (4) sensu lato 121 (121 R 47. (47) s l nestedPCR, nestedPCR nested PCR (nested-PCR) 1,3% 13 3 (1,3% hospedeiros vetores anticorpos região (45 (21 (7 18 (18 9 (98 (1 (12 (47 (nested-PCR 1,3 (1,3 (9 1, (1,
10.
Development of Titanium Surfaces Oxidized by Electrolytic Plasma, for Biomedical Application Plasma
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Alves-Junior, Clodomiro
; Frutuoso, Francisca Geidilany S. de O.
; Vitoriano, Jussier de O.
; Santos, João Paulo V.
; Leitão, Michele Edneide da C.
; Cavalcante, Ricardo D.M.
.
Local drug delivery systems used in dental implants need to have uniform pore size distribution, adequate wettability, chemical composition, and biocompatibility. In the present work, titanium was treated by pulsed plasma electrolytic oxidation (PPEO), using 0.025 M sodium dihydrogen phosphate and 0.25 M calcium acetate as electrolytes, aiming at use in drug delivery systems. Pulse with Ton/Toff (width pulse/repetition time) of 50 μs/100 μs or 100 μs/50 μs, duty cycle 0,33, and 0.67, respectively, were used. After treatment, Ca/P ratio, wettability, crystalline phase, pore size and distribution were determined. The average pore size ranged from 1.5 μm to 2.3 μm according to the increase of energy supplied to the system. Pore distributions with lower dispersion were verified for the Ton/Toff condition of 50 μs /100 μs, using a current density of 30 mA/dm2. On the other hand, the 100 μs/50 μs conditions produce larger pores, but with greater dispersion. In general, conditions with lower currents (30 mA/dm2 and 38 mA/dm2) and Ton/Toff ratio = 50/100 were the most appropriate for use in drug delivery systems, due to their size and distribution of uniform pores, greater hydrophilicity, and Ca/P ratio close to desirable (1.67) was obtained. wettability composition biocompatibility work PPEO, PPEO , (PPEO) 0025 0 025 0.02 25 0.2 electrolytes TonToff Ton Toff width pulserepetition pulse repetition time 5 μs100 μs/10 10 μs50 μs/5 033 33 0,33 067 67 0.67 respectively treatment CaP Ca P phase determined 15 1 1. 23 2 3 2. system /10 mAdm2 mAdm mA dm2 dm hand pores general (3 mA/dm 50100 50/10 hydrophilicity 1.67 167 (1.67 obtained (PPEO 002 02 0.0 0. μs10 μs/1 μs5 μs/ 03 0,3 06 6 0.6 /1 ( 5010 50/1 1.6 16 (1.6 00 μs1 0, / 501 50/ (1. (1
11.
Early Six-Minute Walk Test May Predict Midterm Outcomes Following Coronary Artery Bypass Grafting SixMinute Six Minute
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Pauletti, Hayanne O.
; Gomes, Walter José
; Rocco, Isadora S.
; Viceconte, Marcela
; Garcia, Bruna Caroline Matos
; Marcondi, Natasha O.
; Bublitz, Caroline B.
; Costa, Ariele dos Santos
; Paiva, Thâmara Pequeno de
; Spina, Giovanna Domingues
; Begot, Isis
; Silva, Célia Camelo
; Moreira, Rita Simone L.
; Branco, João Nelson Rodrigues
; Vargas, Guilherme Flora
; Hossne Jr., Nelson A.
; Arena, Ross
; Guizilini, Solange
.
Brazilian Journal of Cardiovascular Surgery
- Métricas do periódico
ABSTRACT Objective: This study aims to investigate the ability of the six-minute walk distance (6MWD) as a prognostic marker for midterm clinical outcomes three months after coronary artery bypass grafting (CABG), to identify possible predictors of fall in 6MWD in the early postoperative period, and to establish the percentage fall in early postoperative 6MWD, considering the preoperative baseline as 100%. Methods: A prospective cohort of patients undergoing elective CABG were included. The percentage fall in 6MWD was assessed by the difference between preoperative and postoperative day (POD) five. Clinical outcomes were evaluated three months after hospital discharge. Results: There was a significant decrease in 6MWD on POD5 compared with preoperative baseline values (percentage fall of 32.5±16.5%, P<0.0001). Linear regression analysis showed an independent association of the percentage fall of 6MWD with cardiopulmonary bypass (CPB) and preoperative inspiratory muscle strength. Receiver operating characteristic curve analysis revealed that the best cutoff value of percentage fall in 6MWD to predict poorer clinical outcomes at three months was 34.6% (area under the curve = 0.82, sensitivity = 78.95%, specificity = 76.19%, P=0.0001). Conclusion: This study indicates that a cutoff value of 34.6% in percentage fall of 6MWD on POD5 was able to predict poorer clinical outcomes at three months of follow-up after CABG. Use of CPB and preoperative inspiratory muscle strength were independent predictors of percentage fall of 6MWD in the postoperative period. These findings further support the clinical application of 6MWD and propose an inpatient preventive strategy to guide clinical management over time. Objective sixminute six minute MWD (6MWD CABG, , (CABG) period 100 100% Methods included POD (POD five discharge Results 325165 32 5 16 32.5±16.5% P<0.0001. P00001 P P<0.0001 . 0 0001 P<0.0001) (CPB 346 34 6 34.6 area 082 82 0.82 7895 78 95 78.95% 7619 76 19 76.19% P=0.0001. P=0.0001 P=0.0001) Conclusion followup follow up time (CABG 10 32516 3 1 32.5±16.5 P0000 P<0.000 000 34. 08 8 0.8 789 7 9 78.95 761 76.19 P=0.000 3251 32.5±16. P000 P<0.00 00 0. 78.9 76.1 P=0.00 325 32.5±16 P00 P<0.0 78. 76. P=0.0 32.5±1 P0 P<0. P=0. 32.5± P<0 P=0 32.5 P< P= 32.
12.
Deep sea ecosystem exploration and ‘health check’: sampling strategy and methods applied during the iAtlantic_BR10_Petrobras cruise in the Santos Basin, Southwest Atlantic health check check’ iAtlanticBR10Petrobras iAtlanticBRPetrobras iAtlantic BR10 Petrobras BR Basin iAtlanticBR BR1
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Perez, Jose Angel A.
; Barros Neto, Halésio M.C. de
; Arantes, Renata C.M.
; Gaurisas, Daniela Y.
; Silva, Camila F.
; Alves, Fernanda Maria M.
; Costa, Júlia A.
; Eloi, Paula D.C.
; Fonseca, Thayse S.
; Gavazzoni, Lucas
; Lonskis, Isabella da S.
; Nardi, Ricardo U.
; Nascimento, Pedro O.
; Rodrigues, João Vitor M.
; Santos, Ana Lara F. dos
; Santos, Edson C. dos
; Schroeder, Rafael
; Silva, Luis Carlos da
; Souza, Fernanda dos S.S. de
; Bernardino, Ângelo F.
; Cavalcanti, Guarani H.
; Lindner, Alberto
; Mahiques, Michel M. de
; Millo, Christian
; Reis, Priscila
; Sweetman, Andrew K.
; Roberts, J. Murray
.
Abstract The iAtlantic Project has established an international collaborative strategy to improve mapping and characterization of deep and open ocean ecosystems in understudied regions of the Atlantic and evaluate their health. In December 2022, the first iAtlantic expedition in the South Atlantic set off to map and explore seafloor ecosystems in the Santos Basin slope (200-1,000 m depths) in collaboration with the Petrobras ‘Santos Basin - Regional Characterization Project.’ The 17-day ‘iAtlantic_BR10-Petrobras’ cruise was conducted on board the research vessel NPqHOc Vital de Oliveira (Brazilian Navy) and performed (a) water column structure characterization, (b) seafloor morphology mapping, (c) description of benthic habitats and communities by seafloor imagery and biological/ geological sampling, and (d) ex-situ experiments to assess the functioning of sedimentary ecosystems and their responses to climate-related environmental changes. This study describes the rationale behind the iAtlantic_BR10-Petrobras cruise science plan, reports its sampling strategy and methods, and summarizes its collected data and preliminary results. health 2022 2001,000 2001000 200 1,000 1 000 (200-1,00 depths Project. 17day day 17 ‘iAtlantic_BR10Petrobras iAtlanticBR10Petrobras iAtlanticBRPetrobras ‘iAtlantic_BR10 BR10 BR ‘iAtlantic_BR10-Petrobras Brazilian Navy a (a b (b c (c biological d (d exsitu ex situ climaterelated climate related changes iAtlantic_BR10Petrobras iAtlantic_BR10 plan methods results 202 2001 2001,00 200100 20 1000 1,00 00 (200-1,0 BR10Petrobras iAtlanticBR iAtlanticBR10 ‘iAtlantic_BR1 BR1 iAtlantic_BR1 2001,0 20010 2 100 1,0 0 (200-1, BRPetrobras iAtlanticBR1 ‘iAtlantic_BR iAtlantic_BR 2001, 10 1, (200-1 (200- (200 (20 (2 (
13.
Multidisciplinary Scientific Cruises for Environmental Characterization in the Santos Basin – Methods and Sampling Design
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Moreira, Daniel L.
; Dalto, Adriana G.
; Figueiredo JR, Alberto G.
; Valerio, Aline M.
; Detoni, Amalia M. S.
; Bonecker, Ana C. T.
; Signori, Camila N.
; Namiki, Cláudia
; Sasaki, Dalton K.
; Pupo, Daniel V.
; Silva, Danilo A.
; Kutner, Deborah S.
; Duque-Castaño, Diana C.
; Marcon, Eduardo H.
; Gallotta, Fabiana D. C.
; Paula, Fabiana S.
; Gallucci, Fabiane
; Roque, Gabriela C. F.
; Campos, Giulia S.
; Fonseca, Gustavo
; Mattos, Gustavo
; Lavrado, Helena P.
; Silveira, Ilson C. A. da
; Costa, Jessica O.
; Santos Filho, João R. dos
; Carneiro, Juliane C.
; Moreira, Julio C.F.
; Rozo, Laura
; Araujo, Leandro F.M.
; Lazzari, Letícia
; Silva, Letícia O. da
; Michelazzo, Luan S.
; Fernandes, Luciano F.
; Dottori, Marcelo
; Araújo Jr., Marcus A. G. de
; Chuqui, Mateus G.
; Ceccopieri, Milena
; Borges-Silva, Milton
; Kampel, Milton
; Bergo, Natascha M.
; Silva, Paulo V. M.
; Tura, Pedro M.
; Moura, Rafael B. de
; Romano, Renato G.
; Martins, Renato P.
; Carreira, Renato S.
; Toledo, Rodrigo G.A.
; Bonecker, Sérgio L.C.
; Disaró, Sibelle T.
; Rodrigues, Silvana V.
; Corbisier, Thais N.
; Vicente, Thaisa M.
; Paiva, Vitor G. de
; Pellizari, Vivian H.
; Belo, Wellington C.
; Brandini, Frederico P.
; Sousa, Silvia H.M
.
Abstract The Santos Basin (SB) is the main petroliferous basin in the Brazilian continental margin and one of the most studied marine areas in Brazil. However, historical data suggest that new efforts should be carried out to acquire quantitative biological data, especially in the deep sea, to establish the baseline of essential ocean variables in different ecosystems for future monitoring programs. The Brazilian energy company Petrobras planned and executed 24 oceanographic cruises over a period of 2 years to assess the benthic (SANSED cruise) and pelagic (SANAGU cruise) systems of the SB (356 days at sea in 2019 and 2021/2022). These efforts were part of the Santos Project, which comprised a comprehensive environmental study aimed at investigating benthic and pelagic variables to characterize ecology, biogeochemistry, thermohaline properties of water masses, and ocean circulation patterns, geomorphology, and sedimentology, as well as organic and inorganic chemistry. Here we present the detailed sampling designs and the field methods employed on board, during the SB scientific cruises. All sampling protocols were based on standardized approaches. For the benthos analyses, triplicate sediment samples were performed using a GOMEX-type box corer (0.25 m²) or a large modified Van Veen grab (0.75 m²) at 100 stations ranging from 25 to 2400 m depth. At each station, 25 geochemical and physico-chemical parameters were analyzed in addition to micro-, meio-, and macrofauna and living foraminifera samples. For the pelagic system, 60 stations were selected to investigate the plankton community, ranging in size from pico- to macroplankton, through vertical, horizontal, and oblique net hauls (20, 200, and 500 μm mesh size), as well as 25 biogeochemical parameters collected with an aid of a CTD-rosette sampler. Part of this scientific information also serves the Regional Environmental Characterization Project (PCR-BS) in support of Petrobras’ Santos Basin drilling licensing process led by the Brazilian Environmental Agency – IBAMA. This project contributes to the sustainable development of the SB, in line with the guidelines of the United Nations Decade of Ocean Science for Sustainable Development. (SB Brazil However programs SANSED cruise SANAGU 356 (35 201 2021/2022. 20212022 2021/2022 . 2021 2022 2021/2022) ecology biogeochemistry masses patterns geomorphology sedimentology chemistry board approaches analyses GOMEXtype GOMEX type 0.25 025 0 (0.2 m² 0.75 075 75 (0.7 10 240 depth station physicochemical physico chemical micro, micro , micro- meio, meio meio- system 6 community pico macroplankton vertical horizontal 20, 20 (20 200 50 size, size) CTDrosette CTD rosette sampler PCRBS PCR BS (PCR-BS IBAMA Development 35 (3 2021202 2021/202 202 0.2 02 (0. 0.7 07 7 1 (2 5 3 ( 202120 2021/20 0. (0 20212 2021/2 2021/
14.
Protein-coding gene interaction network prediction of bioactive plant compound action against SARS-CoV-2: a novel hypothesis using bioinformatics analysis
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SANTOS SOBRINHO, ELIANE M.
; SANTOS, HÉRCULES O.
; MARTINS, ERNANE R.
; FONSECA, FRANCINE SOUZA ALVES DA
; FARIAS, LUCYANA C.
; AGUILAR, CHARLES M.
; PEREIRA, ULISSES A.
; NICOLAU JUNIOR, NILSON
; GOMES, MATHEUS S.
; SOUZA, CINTYA N. DE
; RAVNJAK, JOÃO MATHEUS A.
; PORTO, RAPHAEL R.
; ALMEIDA, ANNA CHRISTINA DE
.
Abstract This study aimed to verify the action of bioactive compounds from Brazilian plants on the leader genes involved in the SARS-CoV-2 pathway. The main human genes involved were identified in GeneCards and UNIPROT platforms, and an interaction network between leader genes was established in the STRING database. To design chemo-biology interactome networks and elucidate the interplay between genes related to the disease and bioactive plant compounds, the metasearch engine STITCH 3.1 was used. The analysis revealed that SMAD3 and CASP3 genes are leader genes, suggesting that the mechanism of action of the virus on host cells is associated with the molecular effects of these genes. Furthermore, the bioactive plant compounds, such as ascorbate, benzoquinone, ellagic acid, and resveratrol was identified as a promising adjuvant for the treatment inhibiting CASP3-mediated apoptosis. Bioactive plant compounds were verified as the main pathways enriched with KEGG and related to viral infection, assessments/immune/infections, and cell proliferation, which are potentially used for respiratory viral infections. The best-ranked molecule docked in the CASP3 binding site was rutin, while the SMAD3 binding site was resveratrol. In conclusion, this work identified several bioactive compounds from Brazilian plants showing potential antiviral functions that can directly or indirectly inhibit the new coronavirus.
15.
Inhibition of Acetylcholinesterase by Coumarin-Linked Amino Acids Synthetized via Triazole Associated with Molecule Partition Coefficient
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Sousa, Bianca L. de
; Leite, João P. V.
; Mendes, Tiago A. O.
; Varejão, Eduardo V. V.
; Chaves, Anna C. S.
; Silva, Júnio G. da
; Agrizzi, Ana P.
; Ferreira, Priscila G.
; Pilau, Eduardo J.
; Silva, Evandro
; Santos, Marcelo H. dos
.
Journal of the Brazilian Chemical Society
- Métricas do periódico
A previous study for the identification of acetylcholinesterase (AChE) inhibitors demonstrated that the hybrid between tyrosol, the 1,2,3-triazole nucleus, and the coumarin group, namely 7-({1-[2-(4-hydroxyphenyl)ethyl]-1H-1,2,3-triazol-4-yl}methoxy)-4-methyl-2H-chromen-2-one (10), has a high enzyme inhibitory activity. Here, we synthesized analogues of 10 via triazole with pharmacophoric groups represented by tyrosine, phenylalanine, tryptophan, and glycine in addition to evaluating the impact of coumarin-linked amino acids on AChE inhibition. We obtained eight triazoles, six of which are undescribed. In general, the presence of carboxylic acid decreased the inhibitory activity, while aromatic amino acids increased enzymatic inhibition compared to glycine. The derivative containing tyrosine, structurally most similar to 10, presented the lowest inhibition percentage, indicating that phenolic hydroxyl is not the preponderant factor for inhibition. Molecular docking was not enough to explain in vitro experiments. On the other hand, MlogP (logP calculated by the Moriguchi method) was related positively to enzymatic inhibition. To increase the hydrophobicity of the molecules, we tested the esterified triazole derivatives comparatively with the enzyme. The compound ethyl 2-(4-(((4-methyl-2-oxo-2H-chromen-7-yl)oxy)methyl)-1H-1,2,3-triazol-1-yl)acetate (6) presented an increment of inhibitory activity of 46.97 ± 1.75% at 100 μmol L-1. We also associated the best activity with the lowest van der Waals volume and molar mass values.
https://doi.org/10.21577/0103-5053.20200219
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