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Evaluation of the performance of synthetic acaricides and the essential oil of Plectranthus amboinicus (Lour.) Spreng (Lamiaceae) for the control of Rhipicephalus (Boophilus) microplus Lour. Lour (Lour. Lamiaceae (Lamiaceae Boophilus (Boophilus (Lour
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Silva, E.H.A.
; Brito, R.S.
; Santos, A.J.
; Silva Junior, E.B.
; Siqueira, I.V.M.
; Xavier, C.M.O.
; Silva, T.R.M.
; Macedo, L.O.
; Ramos, R.A.N.
; Carvalho, G.A.
.
Arquivo Brasileiro de Medicina Veterinária e Zootecnia
- Métricas do periódico
ABSTRACT Chemical acaricides are used as the primary method for controlling Rhipicephalus (Boophilus) microplus. However, the incorrect use of these compounds over the years has led to the emergence of resistant tick populations. This study aimed to evaluate the effectiveness of different combinations of synthetic acaricides and the essential oil of Plectranthus amboinicus on engorged females of R. (B.) microplus. Engorged females were obtained from infested bovines in dairy farms in the Agreste mesoregion of Pernambuco, Brazil. Five different combinations of commercial synthetic acaricides: I) Chlorpyrifos 30.0g + Cypermethrin 15.0g + Fenthion 15.0g; II) Chlorpyrifos 8.5g + Cypermethrin 15.0g + Ethion 16.0g; III) Deltamethrin 50.0g; IV) Amitraz 12.5g; V) Chlorpyrifos 15.0g + Cypermethrin 25.0g + Piperonyl butoxide 50.0g, and the 1% essential oil of P. amboinicus were used for the Adult Immersion Test. Only the combinations I and V of synthetic acaricides and essential oil showed efficacy over 95%. The findings of this study demonstrate that ticks’ resistant populations are present in the study area, and the essential oil of P. amboinicus is a promising compound for developing products used for tick control. Finally, it is paramount to implement educational activities to improve farmers' awareness of the rational use of acaricides. Boophilus (Boophilus microplus However R B. B (B. Pernambuco Brazil 300g g 30 0g 150g 15 II 85g 8 5g 16.0g 160g 16 III 50.0g 500g 50 IV 12.5g 125g 12 250g 25 1 P Test 95 95% ticks area control Finally farmers (B 3 5 2 9
RESUMO Os acaricidas químicos são utilizados como o principal método para controlar Rhipicephalus (Boophilus) microplus. No entanto, o uso incorreto desses compostos ao longo dos anos levou ao surgimento de populações de carrapatos resistentes. Este estudo teve como objetivo avaliar in vitro a eficácia de diferentes combinações de acaricidas sintéticos e do óleo essencial de Plectranthus amboinicus em fêmeas ingurgitadas de R. (B.) microplus. Fêmeas ingurgitadas foram obtidas de bovinos infestados, criados em fazendas leiteiras localizadas na mesorregião do Agreste do estado de Pernambuco, Brasil. Foram utilizadas cinco combinações diferentes de acaricidas sintéticos comerciais: I) Clorpirifós 30,0g + Cipermetrina 15,0g + Fention 15,0g; II) Clorpirifós 8,5g + Cipermetrina 15,0g + Etion 16,0g; III) Deltametrina 50,0g; IV) Amitraz 12,5g; V) Clorpirifós 15,0g + Cipermetrina 25,0g + Butóxido de piperonila 50,0g, e o óleo essencial de P. amboinicus a 1% para o teste de imersão de adultos. Apenas as combinações I e V de acaricidas sintéticos, juntamente com o óleo essencial, mostraram eficácia superior a 95%. Os resultados deste estudo demonstram que populações de carrapatos resistentes estão presentes na área de estudo, e o óleo essencial de P. amboinicus é uma substância promissora para o desenvolvimento de produtos utilizados no controle de carrapatos. Por fim, é fundamental a implementação de atividades educacionais para melhorar a conscientização dos produtores quanto ao uso racional de acaricidas. Boophilus (Boophilus microplus entanto R B. B (B. infestados Pernambuco Brasil comerciais 300g g 30 0g 150g 15 II 85g 8 5g 16,0g 160g 16 III 50,0g 500g 50 IV 12,5g 125g 12 250g 25 P 1 adultos 95 95% fim (B 3 5 2 9
2.
Intercropped grasses for ruminant feeding
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Costa, A.B.G.
; Emerenciano Neto, J.V.
; Costa, C.M.
; Nascimento, P.V.J.
; Gurgel, A.L.C.
; Fernandes, P.B.
; Urbano, S.A.
; Difante, G.S.
; Santos, R.S.
; Silva, Y.S.
; Ribeiro, P.H.C.
; Chagas, F.P.T.
.
Arquivo Brasileiro de Medicina Veterinária e Zootecnia
- Métricas do periódico
ABSTRACT An integrative review was conducted to identify which intercrops, composed of grasses from tropical or temperate climates, are most commonly used in ruminant feeding and which result in higher productivity. The review followed a developed and tested protocol according to the PVO strategy to formulate the guiding question. Data were collected from articles published in the electronic databases SCOPUS (Elsevier), Web of Science (Main Collection), and SciELO Citation Index (Web of Science) through a single cross-reference search. It was not carried out temporally, regionally, nor limited to Brazil. Among the selected studies, the genera found were Lolium (26.7%), Avena (26.7%), Brachiaria (20.0%), Cynodon (13.4%), Panicum (6.6%), and Sorghum (6.6%). The technologies adopted in the articles were target height (50.0%), reseeding (33.3%), and defoliation intensity (16.7%). The animal species used were beef cattle, dairy cattle, and goats - 50.0%, 33.3%, and 16.7%, respectively. It was possible to observe that the use of different cultivars yields positive results; this was most evident with the grasses most used in intercropping: ryegrass (Lolium multiflorum Lam) and black oats (Avena strigosa Schreb); which showed higher productivity values compared to monoculture. intercrops climates question Elsevier, Elsevier , (Elsevier) Main Collection, Collection Collection) crossreference cross reference search temporally regionally Brazil studies 26.7%, 267 26.7% 26 7 (26.7%) 20.0%, 200 20.0% 20 0 (20.0%) 13.4%, 134 13.4% 13 4 (13.4%) 6.6%, 66 6.6% 6 (6.6%) 6.6%. . 500 50.0% 50 (50.0%) 333 33.3% 33 3 (33.3%) 16.7%. 167 16.7% 16 (16.7%) cattle respectively results intercropping Lam Schreb Schreb) monoculture (Elsevier 26.7 2 (26.7% 20.0 (20.0% 13.4 1 (13.4% 6.6 (6.6% 50.0 5 (50.0% 33.3 (33.3% 16.7 (16.7% 26. (26.7 20. (20.0 13. (13.4 6. (6.6 50. (50.0 33. (33.3 16. (16.7 (26. (20. (13. (6. (50. (33. (16. (26 (20 (13 (6 (50 (33 (16 (2 (1 ( (5 (3
RESUMO Com o objetivo identificar quais consórcios compostos por gramíneas de clima tropical ou temperado são mais utilizados na alimentação de ruminantes e quais resultam em maior produtividade, foi realizada uma revisão integrativa. A revisão seguiu um protocolo desenvolvido e testado de acordo com a estratégia PVO, para formular a pergunta orientadora. Os dados foram coletados em artigos publicados nas bases de dados eletrônicos SCOPUS (Elsevier), Web of Science (Coleção Principal) e SciELO Citation Index (Web of Science), por meio de uma única busca cruzada de referências. Não foi utilizado corte temporal, regional nem limitado ao Brasil. Entre os estudos selecionados, os gêneros encontrados foram Lolium (26,7%), Avena (26,7%), Brachiaria (20,0%), Cynodon (13,4%), Panicum (6,6%) e Sorghum (6,6%). As tecnologias adotadas nos artigos foram metas de altura (50,0%), ressemeadura (33,3%) e intensidade de desfolhamento (16,7%). As espécies animais utilizadas foram bovinos de corte, bovinos leiteiros e cabras - 50,0%, 33,3% e 16,7%, respectivamente. Foi possível verificar que o uso de diferentes cultivares promove resultados positivos; isso foi mais evidente com as gramíneas mais utilizadas no consórcio: azevém (Lolium multiflorum Lam) e a aveia-preta (Avena strigosa Schreb), que apresentaram valores de produtividade mais altos em comparação ao monocultivo. integrativa PVO orientadora Elsevier, Elsevier , (Elsevier) Coleção Principal Science, Science) referências temporal Brasil selecionados 26,7%, 267 26,7% 26 7 (26,7%) 20,0%, 200 20,0% 20 0 (20,0%) 13,4%, 134 13,4% 13 4 (13,4%) 6,6% 66 6 (6,6% 6,6%. . 500 50,0% 50 (50,0%) 333 33 3 (33,3% 16,7%. 167 16,7% 16 (16,7%) 33,3 respectivamente positivos consórcio Lam aveiapreta aveia preta Schreb, Schreb Schreb) monocultivo (Elsevier 26,7 2 (26,7% 20,0 (20,0% 13,4 1 (13,4% 6,6 (6,6 50,0 5 (50,0% (33,3 16,7 (16,7% 33, 26, (26,7 20, (20,0 13, (13,4 6, (6, 50, (50,0 (33, 16, (16,7 (26, (20, (13, (6 (50, (33 (16, (26 (20 (13 ( (50 (3 (16 (2 (1 (5
3.
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
4.
Conjunctival dermoid in a cat: case report cat
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Pigatto, J.A.T.
; Torikachvili, M.
; Seibel, M.P.
; Silva, A.F.
; Méndez, N.P.
; Cargnin, L.S.
; Rocha, R.S.
; Wronski, J.G.
; Sonne, L.
.
Arquivo Brasileiro de Medicina Veterinária e Zootecnia
- Métricas do periódico
RESUMO Dermoide é a presença de pele normal em local inadequado. Um gato, sem raça definida, macho, com quatro meses de idade, apresentou histórico de desconforto ocular no olho direito. O exame oftálmico do olho direito revelou lacrimejamento, blefarospasmo, desconforto ocular e hiperemia conjuntival. Observou-se uma massa com pelos de 5mm de diâmetro na parte temporal da conjuntiva bulbar. A excisão cirúrgica da massa foi recomendada. A histopatologia do tecido excisado confirmou o diagnóstico de dermoide. Não houve recidiva da lesão 12 meses após a cirurgia. No presente caso, a excisão cirúrgica completa do dermoide foi curativa. Embora raros, os dermoides devem ser incluídos no diagnóstico diferencial de afecções conjuntivais em gatos. inadequado gato definida macho idade lacrimejamento blefarospasmo conjuntival Observouse Observou se mm bulbar recomendada 1 cirurgia caso curativa raros gatos
ABSTRACT A dermoid is the presence of normal skin in an abnormal place. A mixed-breed, male, 4-month-old cat was presented with a history of ocular discomfort in the right eye. Ophthalmic examination on the right eye revealed lacrimation, blepharospasm, ocular discomfort and mild conjunctival hyperaemia. A mass with hair with a diameter of 5 mm on the temporal part of the bulbar conjunctiva was observed. Surgical excision of the mass was recommended. Histopathology of the excised tissue confirmed the diagnosis of a dermoid. There was no evidence of lesion recurrence 12 months after surgery. In the present case, complete surgical excision of the dermoid was curative. Although rare, dermoid should be included in the differential diagnosis of conjunctival disorders in cats. place mixedbreed, mixedbreed mixed breed, breed mixed-breed male 4monthold monthold 4 month old lacrimation blepharospasm hyperaemia observed recommended 1 surgery case curative rare cats
5.
First reported cases of SARS-CoV-2 infection in owned dogs in Belo Horizonte, Brazil SARSCoV2 SARSCoV SARS CoV 2 SARS-CoV- Horizonte SARS-CoV
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Silva Filho, A.P.
; Kmetiuk, L.B.
; Bicalho, G.C.
; Castillo, A.P.
; Soares, L.F.
; Vasconcelos, P.
; Santos, A.P.S.
; Carvalho, O.V.
; Reis, J. K. P.
; Silveira, J.A.G.
; Araujo, R. N.
; Aguiar, R.S.
; Brandespim, D. F.
; Pettan-Brewer, C.
; Biondo, A.W.
; Barbosa, D.S.
.
Arquivo Brasileiro de Medicina Veterinária e Zootecnia
- Métricas do periódico
6.
Extraction and characterization of collagen from the skin of Amazonian freshwater fish pirarucu
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Carpio, K.C.R.
; Bezerra, R.S.
; Cahú, T.B.
; Monte, F.T.D. do
; Neri, R.C.A.
; Silva, J.F. da
; Santos, P.R. dos
; Carvalho, R.P.
; Galeno, D.M.L.
; Inhamuns, A.J.
.
Brazilian Journal of Medical and Biological Research
- Métricas do periódico
The need to fully exploit fishing resources due to increasing production and consequent waste generation requires research to promote the sustainability of the fishing industry. Fish waste from the industry is responsible for relevant environmental contamination. However, these raw materials contain high amounts of collagen and other biomolecules, being attractive due to their industrial and biotechnological applicability. Thus, to reduce the waste from pirarucu (Arapaima gigas) processing, this study aimed to obtain collagen from pirarucu skin tissue. The extraction process used 0.05 M sodium hydroxide, 10% butyl alcohol, and 0.5 M acetic acid, with extraction temperature of 20°C. The obtained yield was 27.8%, and through sodium dodecyl sulfate polyacrylamide gel electrophoresis (SDS-PAGE), it was determined that the collagen obtained was type I. This study showed that collagen solubility was highest at pH 3 and the lowest solubility was at concentrations of 3% sodium chloride. The denaturation temperature of collagen was 38.1°C, and its intact molecular structure was observed using the Fourier transform infrared spectrophotometry technique with an absorption radius of 1. The results showed that it was possible to obtain collagen from pirarucu skin at 20°C, which has the typical characteristics of commercial type I collagen. In conclusion, the procedures used may be considered to be an interesting alternative for collagen extraction, a new product obtained from the processing of fish waste. contamination However biomolecules applicability Thus Arapaima gigas tissue 005 0 05 0.0 hydroxide 10 alcohol 5 0. acid 20C C 20 20°C 278 27 8 27.8% SDSPAGE, SDSPAGE SDS PAGE , (SDS-PAGE) chloride 381C 38 1 38.1°C conclusion 00 2 27.8 (SDS-PAGE 27.
7.
Um estudo de modelos mecânicos em problemas de perseguição
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In this work, we use elements of differential geometry, such as unit vectors, tangent and normal, and radius of curvature, to study the compatibility of mechanical models in two pursuit problems. In the first study concerning the problem of the tractrix curve, we show how the choice of a model of two particles connected by a rigid stem, at first a natural and intuitive choice, is incompatible with the other constraints of the problem. Soon after, we expand the discussion and consider the situation in which the two particles obey the kinematics of Pierre Bouguer’s pursuit problem. In this case, we show how the choice of an extensible hookean stem model connecting both particles is compatible with the other constraints of the problem. The free software Modellus is used to simulate the behavior of the forces necessary to justify the system’s kinematics. An interesting behavior of changes in the orientation of the acting forces over time is presented and discussed in light of the constraints to be respected and through the concept of relative velocity. work geometry vectors normal curvature problems curve after Bouguers Bouguer s case systems system velocity
Neste trabalho utilizamos elementos de geometria diferencial, tais como vetores unitários, tangente e normal, e raio de curvatura, para estudar a compatibilidade de modelos mecânicos em dois problemas de perseguição. No primeiro estudo referente ao problema da curva tractriz, mostramos como a escolha de um modelo de duas partículas conectadas por uma haste rígida, em um primeiro momento, uma escolha aparentemente natural e intuitiva, é incompatível com os demais vínculos do problema. Logo em seguida ampliamos a discussão e consideramos o problema no qual as duas partículas obedecem à cinemática do problema de perseguição de Pierre Bouguer. Neste caso mostramos como a escolha de um modelo de haste hookeana extensível conectando ambas as partículas é compatível com os vínculos do referido problema de perseguição. O software gratuito Modellus é utilizado para simular o comportamento das forças necessárias para justificar a cinemática do sistema. Um interessante comportamento de mudança na orientação das forças atuantes ao longo do tempo é apresentado e discutido à luz dos vínculos a serem respeitados e através do conceito de velocidade relativa. diferencial unitários normal curvatura tractriz rígida momento intuitiva Bouguer sistema relativa
8.
How many species of Mollusca are there in Brazil? A collective taxonomic effort to reveal this still unknown diversity Brazil
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Machado, Fabrizio M.
; Miranda, Marcel S.
; Salvador, Rodrigo B.
; Pimenta, Alexandre D.
; Côrtes, Mariana O.
; Gomes, Jaime A.J.
; Miyahira, Igor C.
; Agudo-Padrón, Ignacio
; Oliveira, Cléo D.C.
; Caetano, Carlos H.S.
; Coelho, Paulo R.S.
; D’Ávila, Sthefane
; Arruda, Eliane P. de
; Almeida, Sérgio M. de
; Gomes, Suzete R.
; Alvim, Juliana
; Galvão-Filho, Hilton
; L. Ferreira-Júnior, Augusto
; Marques, Rodrigo C.
; Martins, Inês
; Souza, Leonardo S. de
; Arruda, Janine O.
; Cavallari, Daniel C.
; Santos, Sonia B. dos
; Pedro, Natan C.
; Salles, Anna C. de A.
; Dornellas, Ana P.S.
; Lima, Tarcilla C. de
; Amaral, Vanessa S. do
; Silva, Fernanda S.
; Passos, Flávio D.
; Thiengo, Silvana S.
; Leite, Tatiana S.
; Simone, Luiz R.L.
.
ABSTRACT The expression ‘you need to know to conserve’ is a well-known cliche among biologists. Documenting the richness of a group of organisms is the first step towards understanding biodiversity and preparing efficient conservation plans. In this context, many efforts have been made to quantify the number of species on Earth and estimate the number of species still unknown to science. A few countries have complete and integrated databases estimating the approximate number of species recorded for their territory, particularly in the Global South. In Brazil, a country of continental dimensions, revealing the richness of the second most diverse clade of invertebrates (=Mollusca) has been a goal of taxonomists. Recently, in an unprecedented, collective, and integrated effort among Brazilian malacologists, it was possible to estimate how many valid species of molluscs are there in Brazil. In this effort, more than 30 mollusc experts joined together to update the Taxonomic Catalogue of the Brazilian Fauna (TCBF), a governmental website that allows a quick and real-time updating of all Metazoan. So far, more than 5,000 updates have been made in TCBF, indicating the presence of 3,552 valid species of molluscs in Brazil, distributed among the main clades as follows: Caudofoveata (10 spp.), Solenogastres (6 spp.), Polyplacophora (35 spp.), Scaphopoda (43 spp.), Cephalopoda (92 spp.), Bivalvia (629 spp.) and Gastropoda (2,737 spp.). The present study, in addition to demonstrating for the first time the richness of Brazilian molluscs, also presents the state of the art of this important phylum of invertebrates highlighting its most representative and neglected groups. you conserve wellknown well known biologists plans context science territory South Brazil dimensions =Mollusca Mollusca (=Mollusca taxonomists Recently unprecedented collective malacologists 3 TCBF , (TCBF) realtime real Metazoan far 5000 5 000 5,00 3552 552 3,55 follows 10 (1 spp., spp spp. 6 ( 35 (3 43 (4 92 (9 629 (62 2,737 2737 2 737 (2,73 spp.. . study groups (TCBF 500 00 5,0 355 55 3,5 1 4 9 62 2,73 273 73 (2,7 50 0 5, 3, 2,7 27 7 (2, 2, (2
9.
Fatores determinantes na transição para cuidados paliativos: Perspetiva de enfermeiros peritos
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Resumen Marco contextual: El enfoque de los enfermeros debe abarcar los factores de vulnerabilidad para comprender la dimensión de la intensidad de sus intervenciones, para facilitar el proceso de transición a los cuidados paliativos. Objetivo: Determinar la percepción de los expertos en enfermería sobre los determinantes de la transición para Cuidados Paliativos. Metodología: Estudio cualitativo, con enfoque fenomenológico descriptivo, utilizando el método de análisis de contenido de Bardin. Entrevistas semiestructuradas con 9 expertos de una Unidad de Cuidados Paliativos. Los datos se interpretaron a la luz de la Teoría de las Transiciones, de Afaf Meleis y se organizaron con el software ATLAS.ti®. Resultados: Se identificaron factores facilitadores para la transición, como actitudes y significados positivos sobre Cuidados Paliativos, espiritualidad y religiosidad; y otros identificados como obstáculos, como apoyo familiar insuficiente, nivel socioeconómico bajo, expectativas poco realistas y desconocimiento sobre Cuidados Paliativos. Conclusión: Los enfermeros deben convertirse en agentes facilitadores de la transición a los Cuidados Paliativos, identificando barreras y enfatizando los factores facilitadores para una transición saludable.
Resumo: Enquadramento: O foco de atenção dos enfermeiros deve abarcar os fatores de vulnerabilidade para compreender a dimensão da intensidade das suas intervenções, de forma a facilitar o processo de transição para cuidados paliativos. Objetivo: Determinar a perceção dos peritos em enfermagem sobre as condicionantes da transição para cuidados paliativos. Metodologia: Estudo qualitativo, com abordagem fenomenológica descritiva, com recurso ao método de análise de conteúdo, de Bardin. Entrevistas semiestruturadas a 9 peritos de uma Unidade de Cuidados Paliativos. Os dados foram interpretados à luz da Teoria das Transições, de Afaf Meleis e organizados com o software ATLAS.ti®. Resultados: Identificaram-se fatores considerados facilitadores, tais como atitudes e significados positivos sobre os cuidados paliativos, a espiritualidade e religiosidade; e outros identificados como inibidores, tais como suporte familiar insuficiente, expectativas irrealistas e falta de conhecimento sobre cuidados paliativos. Conclusão: Os enfermeiros devem tornar-se agentes facilitadores da transição para cuidados paliativos, identificando as barreiras e enfatizando os fatores facilitadores com vista a uma transição saudável.
Abstract Background: Nurses’ focus should include vulnerability factors to understand the intensity range of their interventions, in order to facilitate the transition process to palliative care. Objective: To determine the conditioning factors for the transition to Palliative Care from the Clinical Nurse Specialist’ perception. Methodology: Qualitative study, with a descriptive phenomenological approach, using Bardin's method of content analysis. Semi-structured interviews with 9 experts from a Palliative Care Unit. Data were interpreted in the light of Afaf Meleis' Theory of Transitions and organized with the ATLAS.ti®. Results: Facilitating factors were identified, such as positive attitudes and meanings about palliative care, spirituality and religiosity; and others identified as inhibiting conditions, such as insufficient family support, unrealistic expectations and lack of knowledge about palliative care. Conclusion: Nurses must become the facilitators of the patient’s transition process to the palliative care identifying and stepping in the obstacles to their development according to the individual, their family and the caregivers’ needs.
10.
Nephroprotective effect of exercise training in cisplatin-induced renal damage in mice: influence of training protocol
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Almeida, A.A.
; Correia, T.M.L.
; Pires, R.A.
; Silva, D.A. da
; Coqueiro, R.S.
; Machado, M.
; Magalhães, A.C.M. de
; Queiroz, R.F.
; Soares, T.J.
; Pereira, R.
.
Brazilian Journal of Medical and Biological Research
- Métricas do periódico
Cisplatin is an effective antineoplastic agent, but its use is limited by its nephrotoxicity caused by the oxidative stress in tubular epithelium of nephrons. On the other hand, regular exercise provides beneficial adaptations in different tissues and organs. As with many drugs, dosing is extremely important to get the beneficial effects of exercise. Thus, we aimed to investigate the influence of exercise intensity and frequency on cisplatin-induced (20 mg/kg) renal damage in mice. Forty male Swiss mice were divided into five experimental groups (n=8 per group): 1) sedentary; 2) low-intensity forced swimming, three times per week; 3) high-intensity forced swimming, three times per week; 4) low-intensity forced swimming, five times per week; and 5) high-intensity forced swimming, five times per week. Body composition, renal structure, functional indicators (plasma urea), lipid peroxidation, antioxidant enzyme activity, expression of genes related to antioxidant defense, and inflammatory and apoptotic pathways were evaluated. Comparisons considered exercise intensity and frequency. High lipid peroxidation was observed in the sedentary group compared with trained mice, regardless of exercise intensity and frequency. Groups that trained three times per week showed more benefits, as reduced tubular necrosis, plasma urea, expression of CASP3 and Rela (NFkB subunit-p65) genes, and increased total glutathione peroxidase activity. No significant difference in Nfe2l2 (Nrf2) gene expression was observed between groups. Eight weeks of regular exercise training promoted nephroprotection against cisplatin-mediated oxidative injury. Exercise frequency was critical for nephroprotection.
11.
Antarctic organisms as a source of antimicrobial compounds: a patent review
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SILVA, MAURÍCIO B.
; FEITOSA, ALEXYA O.
; LIMA, IGOR G.O.
; BISPO, JAMES R.S.
; SANTOS, ANA CAROLINE M.
; MOREIRA, MAGNA S.A.
; CÂMARA, PAULO E.A.S.
; ROSA, LUIZ HENRIQUE
; OLIVEIRA, VALÉRIA M.
; DUARTE, ALYSSON W.F.
; QUEIROZ, ALINE C.
.
Anais da Academia Brasileira de Ciências
- Métricas do periódico
Abstract Currently, antimicrobial resistance has become a global public health problem, which has made the need for new antimicrobial compounds to deal with resistant infections an emergency. However, environments that once offered so many innovative molecules, now already exhaustively exploited, do not meet this need. In this context, a geographically isolated, under-explored and extreme environment, such as Antarctica, which holds organisms with unique physiological and biochemical characteristics, assumes great importance as a potential source of new compounds with antimicrobial activity. In this patent review, we investigate the state of technological development in the field of antimicrobial compounds obtained from Antarctic organisms, highlighting the main countries and researchers active in the field, the species utilized, the compounds obtained, and their possible therapeutic applications. As results, few patent documents were found, however they encompass a wide diversity of compounds and species, indicating a great antimicrobial potential present in Antarctic biota, including compounds active against the most important human pathogenic microorganisms, such as including methicillin-resistant Staphylococcus aureus, vancomycin-resistant Enterococcus spp. and multi-resistant Mycobacterium tuberculosis. Furthermore, due to the increasing trend in patent applications, a significant rise in the number of patents in this area is expected in the coming years.
12.
Effects of lysine levels on performance, blood parameters, and nutrient digestibility of Duroc barrows in the starter phase
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PALHARES, LILIANE O.
; JUNIOR, WILSON M.D.
; SILVA, MARCONI I.L. DA
; CRUZ, MATHEUS S. DA
; LIMA, KAROLAYNE R.S. DE
; SÁ, KALINE A.L. DE
; BARBOSA, EMANUELA N.R.
; LUDKE, MARIA C.M.M.
.
Anais da Academia Brasileira de Ciências
- Métricas do periódico
Abstract The objective of this study was to evaluate the effects of different levels of digestible lysine, at fixed amino acid ratios, in performance, blood parameters and diet digestibility of barrows from 15 to 30 kg. Fifty barrows of the Duroc breed with an average initial body weight of 14.95±3.22 kg were assigned to five treatments in a completely randomized experimental design with five replicates and of two animals per experimental unit. Treatments consisted of crude protein and lysine levels, maintaining a fixed ratio with the other digestible amino acids (8.4, 9.4, 10.4, 11.4, and 12.4 g kg–1lysine/kg of diet). The feed conversion decreased linearly according to lysine levels. The apparent digestibility coefficients of dry matter and crude protein increased linearly, and the same response was observed for serum total protein and urea. The results indicate that digestible lysine level for Duroc barrows in the starter phase is 12.4 g kg–1 of diet, as it improved feed conversion ratio and apparent nutrient digestibility.
13.
Effects of exercise training on autonomic modulation and mood symptoms in patients with obstructive sleep apnea
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Araújo, C.E.L.
; Ferreira-Silva, R.
; Gara, E.M.
; Goya, T.T.
; Guerra, R.S.
; Matheus, L.
; Toschi-Dias, E.
; Rodrigues, A.G.
; Barbosa, E.R.F.
; Fazan Jr, R.
; Lorenzi-Filho, G.
; Negrão, C.E.
; Ueno-Pardi, L.M.
.
Brazilian Journal of Medical and Biological Research
- Métricas do periódico
We evaluated the effects of exercise training (ET) on the profile of mood states (POMS), heart rate variability, spontaneous baroreflex sensitivity (BRS), and sleep disturbance severity in patients with obstructive sleep apnea (OSA). Forty-four patients were randomized into 2 groups, 18 patients completed the untrained period and 16 patients completed the exercise training (ET). Beat-to-beat heart rate and blood pressure were simultaneously collected for 5 min at rest. Heart rate variability (RR interval) was assessed in time domain and frequency domain (FFT spectral analysis). BRS was analyzed with the sequence method, and POMS was analyzed across the 6 categories (tension, depression, hostility, vigor, fatigue, and confusion). ET consisted of 3 weekly sessions of aerobic exercise, local strengthening, and stretching exercises (72 sessions, achieved in 40±3.9 weeks). Baseline parameters were similar between groups. The comparisons between groups showed that the changes in apnea-hypopnea index, arousal index, and O2 desaturation in the exercise group were significantly greater than in the untrained group (P<0.05). The heart rate variability and BRS were significantly higher in the exercise group compared with the untrained group (P<0.05). ET increased peak oxygen uptake (P<0.05) and reduced POMS fatigue (P<0.05). A positive correlation (r=0.60, P<0.02) occurred between changes in the fatigue item and OSA severity. ET improved heart rate variability, BRS, fatigue, and sleep parameters in patients with OSA. These effects were associated with improved sleep parameters, fatigue, and cardiac autonomic modulation, with ET being a possible protective factor against the deleterious effects of hypoxia on these components in patients with OSA.
https://doi.org/10.1590/1414-431x202010543
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14.
Association of whole mtDNA, an NADPH G11914A variant, and haplogroups with high physical performance in an elite military troop
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Santos, C.G.M.
; Rolim-Filho, N.G.
; Domingues, C.A.
; Dornelas-Ribeiro, M.
; King, J.L.
; Budowle, B.
; Moura-Neto, R.S.
; Silva, R.
.
Brazilian Journal of Medical and Biological Research
- Métricas do periódico
Physical performance is a multifactorial and complex trait influenced by environmental and hereditary factors. Environmental factors alone have been insufficient to characterize all outstanding phenotypes. Recent advances in genomic technologies have enabled the investigation of whole nuclear and mitochondrial genome sequences, increasing our ability to understand interindividual variability in physical performance. Our objective was to evaluate the association of mitochondrial polymorphic loci with physical performance in Brazilian elite military personnel. Eighty-eight male military personnel who participated in the Command Actions Course of the Army were selected. Total DNA was obtained from blood samples and a complete mitochondrial genome (mtDNA) was sequenced using Illumina MiSeq platform. Twenty-nine subjects completed the training program (FINISHED, ‘F'), and fifty-nine failed to complete (NOT_FINISHED, ‘NF'). The mtDNA from NF was slightly more similar to genomes from African countries frequently related to endurance level. Twenty-two distinct mtDNA haplogroups were identified corroborating the intense genetic admixture of the Brazilian population, but their distribution was similar between the two groups (FST=0.0009). Of 745 polymorphisms detected in the mtDNA, the position G11914A within the NADPH gene component of the electron transport chain, was statistically different between F and NF groups (P=0.011; OR: 4.286; 95%CI: 1.198-16.719), with a higher frequency of the G allele in group F individuals). The high performance of military personnel may be mediated by performance-related genomic traits. Thus, mitochondrial genetic markers such as the ND4 gene may play an important role on physical performance variability.
https://doi.org/10.1590/1414-431x202010317
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15.
A proline derivative-enriched methanol fraction from Sideroxylon obtusifolium leaves (MFSOL) stimulates human keratinocyte cells and exerts a healing effect in a burn wound model
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Souza, T.F.G.
; Pierdoná, T.M.
; Macedo, F.S.
; Aquino, P.E.A.
; Rangel, G.F.P.
; Duarte, R.S.
; Silva, L.M.A.
; Viana, G.S.B.
; Alves, A.P.N.N.
; Montenegro, R.C.
; Wilke, D.V.
; Silveira, E.R.
; Alencar, N.M.N.
.
Brazilian Journal of Medical and Biological Research
- Métricas do periódico
It was previously demonstrated that the methanol fraction of Sideroxylon obtusifolium (MFSOL) promoted anti-inflammatory and healing activity in excisional wounds. Thus, the present work investigated the healing effects of MFSOL on human keratinocyte cells (HaCaT) and experimental burn model injuries. HaCaT cells were used to study MFSOL's effect on cell migration and proliferation rates. Female Swiss mice were subjected to a second-degree superficial burn protocol and divided into four treatment groups: Vehicle, 1.0% silver sulfadiazine, and 0.5 or 1.0% MFSOL Cream (CrMFSOL). Samples were collected to quantify the inflammatory mediators, and histological analyses were performed after 3, 7, and 14 days. The results showed that MFSOL (50 μg/mL) stimulated HaCaT cells by increasing proliferation and migration rates. Moreover, 0.5% CrMFSOL attenuated myeloperoxidase (MPO) activity and also stimulated the release of interleukin (IL)-1β and IL-10 after 3 days of treatment. CrMFSOL (0.5%) also enhanced wound contraction, promoted improvement of tissue remodeling, and increased collagen production after 7 days and VEGF release after 14 days. Therefore, MFSOL stimulated human keratinocyte (HaCaT) cells and improved wound healing via modulation of inflammatory mediators of burn injuries.
https://doi.org/10.1590/1414-431x2021e10700
231 downloads
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