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Effectiveness of HoofCare® in the treatment of digital dermatitis in dairy cows HoofCare
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Mendonça, A.P.A.
; Teodoro, P.H.M.
; Silva, J.R.B.
; Moura, R.B.R.
; Ravetti, R.
; Rodrigues, C.A.
.
Arquivo Brasileiro de Medicina Veterinária e Zootecnia
- Métricas do periódico
ABSTRACT This study aimed to determine the effectiveness of topical HoofCare® in the treatment of digital dermatitis (DD) in dairy cows. Thirty-six high-yielding Holstein cows with DD in at least one limb were included and randomly divided into two groups, making 42 limbs. The alternating treatment group consisted of 21 limbs treated for three alternating days every 48h, and the continuous treatment group consisted of 21 limbs treated every 24h for five days. The cows underwent lameness examination, thermographic analysis, and qualitative and quantitative analysis of the lesions on D0 (time of identification of the lesion and prior to treatment), D4 (fourth day of treatment), and D10 (five days after the end of treatment). The data were compared between different time points and groups. There was no significant difference between the groups for the variables evaluated. However, both groups presented a reduction in the degree of lameness around the lesion, in the local temperature, and regression from the active to the inactive stage of the lesions. Thus, this short-term study demonstrates the suggestive efficacy of HoofCare® in treating DD and recommends conducting further long-term studies. HoofCare (DD Thirtysix Thirty six highyielding high yielding 4 2 48h h examination D treatment, , treatment) fourth D1 treatment. . evaluated However temperature Thus shortterm short term longterm long studies
RESUMO Este estudo teve como objetivo determinar a eficácia do HoofCare® tópico no tratamento da dermatite digital (DD) em vacas leiteiras. Trinta e seis vacas Holandesas de alto rendimento, com DD em pelo menos um dos membros, foram incluídas e divididas aleatoriamente em dois grupos, totalizando 42 membros. O grupo de tratamento alternado consistiu de 21 membros tratados por três dias alternados, a cada 48 horas, e o grupo de tratamento contínuo consistiu de 21 membros tratados a cada 24 horas, por cinco dias. As vacas foram submetidas ao exame de claudicação, à análise termográfica, à análise qualitativa e quantitativa das lesões no D0 (momento da identificação da lesão e antes do tratamento), no D4 (quarto dia de tratamento) e no D10 (cinco dias após o término do tratamento). Os dados foram comparados entre diferentes momentos e grupos. Não houve diferença significativa entre os grupos para as variáveis avaliadas. Entretanto, ambos os grupos apresentaram redução no grau de claudicação, na área da lesão, na temperatura local e regressão do estágio ativo para o inativo das lesões. Assim, este estudo de curto prazo demonstra sugestiva eficácia do HoofCare® no tratamento da DD e recomenda a realização de mais estudos de longo prazo. HoofCare (DD leiteiras rendimento 4 2 alternados horas claudicação termográfica D momento tratamento, , quarto D1 tratamento. . avaliadas Entretanto Assim
2.
Retrospective analysis of 20 years of activity of the Brazilian malignant hyperthermia hotline service 2
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Souza, Cezar D.S.
; Almeida, Clea S.
; Andrade, Pamela V.
; Santos, Joilson M.
; Amaral, José L.G.
; Silva, Helga C.A.
.
3.
In vitro evaluation against Leishmania amazonensis and Leishmania chagasi of medicinal plant species of interest to the Unified Health System
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ALBUQUERQUE, LILYANA WALESKA N.
; FERREIRA, SHAKIRA C.A.
; NUNES, IZABELLY CAROLLYNNY M.
; SANTOS, HILDA CAROLINE N.
; SANTOS, MARIANA S.
; VARJÃO, MÁRCIO THOMAZ S.
; SILVA, AMANDA EVELYN DA
; LEITE, ANDERSON B.
; DUARTE, ALYSSON W.F.
; ALEXANDRE-MOREIRA, MAGNA SUZANA
; QUEIROZ, ALINE C. DE
.
Anais da Academia Brasileira de Ciências
- Métricas do periódico
Abstract Leishmaniasis is a disease of public health relevance that demands new therapeutic alternatives due to the toxicity of conventional treatments. In this study, 27 plants of interest to the Unified Health System (SUS) were evaluated for cytotoxicity in macrophages, leishmanicidal activity and production of nitric oxide (NO). None of the species demonstrated cytotoxicity to macrophages (CC50 >100 μg/mL). Extracts from Chenopodium ambrosioides, Equisetum arvense, Maytenus ilicifolia showed greater efficacy in inducing the death of Leishmania amazonensis amastigotes with IC50 of 68.4, 82.3, 75.7 μg/mL, respectively. The species Cynara scolymus, Punica granatum and Passiflora alata were the most effective in inducing an increase in the indirect concentration of NO (41.31, 29.30 and 28.86 µM, respectively) in cultures of macrophages infected with L. amazonensis. Furthermore, Punica granatum was also the most effective species in inducing an increase in NO in macrophages infected by Leishmania chagasi (19.90 µM). The results obtained so far support the continuation of studies, with the possibility of developing safer and more effective treatments for leishmaniasis, using natural products. The identification of plants that stimulate the production of NO in macrophages infected by Leishmania opens doors for more detailed investigations of the mechanism of action of these natural products. study 2 SUS (SUS NO. . (NO) CC50 CC (CC5 100 >10 μg/mL. μgmL μg/mL μg mL μg/mL) ambrosioides arvense IC IC5 684 68 4 68.4 823 82 3 82.3 757 75 7 75. respectively scolymus 41.31, 4131 41 31 (41.31 2930 29 30 29.3 2886 28 86 28.8 µM L Furthermore 19.90 1990 19 90 (19.9 µM. µM) studies leishmaniasis products (NO CC5 (CC 10 >1 6 68. 8 82. 41.31 413 (41.3 293 29. 288 28. 19.9 199 1 9 (19. > 41.3 (41. 19. (19 41. (41 (1 (4 (
4.
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
5.
Reduction of temporomandibular joint (TMJ) luxation in a horse - case report TMJ (TMJ
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Souza, A.P.A.
; Torres, R.V.S.
; Oliveira, C.J.
; Silva, F.W.S.
; Franco, F.A.
; Florence, C.O.
; G. Filho, U.C.
; Orozco, C.A. Graça
; Cabral, J.P.M.S.
.
Arquivo Brasileiro de Medicina Veterinária e Zootecnia
- Métricas do periódico
ABSTRACT Luxation of the temporomandibular joint (TMJ) in horses, despite being an uncommon condition, is often associated with local trauma involving the head. Its clinical importance is mainly related to the painful injury and impairment of the multiple movements involved in chewing and breaking foods. The objective of the current work is to describe the manual reduction technique of TMJ dislocation in a 6-year-old Mangalarga Marchador stallion with a history of inability to close the oral cavity and lateral displacement of the mandible. In the radiographic and ultrasonographic evaluation of the region a rostral displacement of the mandibular condyle was observed. Manual reduction was effective with the patient under dissociative anesthesia, progressing to medical discharge within 12 days. (TMJ horses condition head foods 6yearold yearold 6 year old mandible observed anesthesia 1 days
RESUMO A luxação da articulação temporomandibular (ATM) dos equinos, apesar de ser uma condição incomum, tem sua importância clínica principalmente relacionada à injúria dolorosa e ao prejuízo dos movimentos múltiplos envolvidos na mastigação e na quebra dos alimentos. Assim, o presente trabalho tem como objetivo descrever a técnica de redução manual da luxação de ATM em um equino. Foi atendido um garanhão Mangalarga Marchador, de 6 anos de idade, com histórico de incapacidade de fechamento da cavidade oral e de deslocamento lateral da mandíbula. Nas avaliações radiográfica e ultrassonográfica da região, observou-se deslocamento rostral do côndilo da mandíbula. A redução manual foi eficaz, com o paciente sob anestesia dissociativa, com progressão para a alta médica em 12 dias. (ATM equinos incomum alimentos Assim equino Marchador idade mandíbula região observouse observou se eficaz dissociativa 1 dias
6.
Performance and feed preference of weaned piglets fed with corn grain silage subjected to different rehydration sources
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Zanin, E.
; Horst, E.H.
; Dario, J.G.N.
; Krzezanovski, C.K.B.
; Ruiz, G.
; Fregonesi, J.A.
; Silva, C.A.
; Bumbieris Junior, V.H.
.
Arquivo Brasileiro de Medicina Veterinária e Zootecnia
- Métricas do periódico
ABSTRACT The objective of this study was to evaluate the effects of diets composed of corn grain silage rehydrated with water and acid whey on the productive performance and feed preference of weaned piglets. We evaluated 120 piglets weaned in the pre-initial phase I for productive performance, and diarrhea, depression, and thinness states using the following diets: control ration with dry corn grain (CR); and corn grain silage rehydrated with water (CGSR+W); water and inoculant (CGSR+WI); and acid whey (CGSR+AW). To determine feed preference, 20 weaned piglets received reference (CR) and test (CGSR+AW) diets in two phases, restricted and free-choice. Analysis of variance, chi-square test, and t-test were applied at 5% of significance. There were no differences (p>0.05) in growth performance among piglets fed the four experimental diets. Severe thinness and depression were recorded among piglets fed CGSR+W and CR (p<0.05). In the restricted phase, consumption of CGSR+AW resulted in higher daily feed intake (DFI) (p<0.05), while piglets in the free-choice phase showed a higher DFI and spent more time consuming CR, with a 56.39% preference (p<0.05). Rehydrated corn grain silage promoted feed acceptability and performance of piglets in the first weeks post-weaning. 12 preinitial pre initial diarrhea CGSRW CGSR W (CGSR+W) CGSR+WI CGSRWI WI (CGSR+WI) CGSR+AW. CGSRAW . AW 2 (CR (CGSR+AW phases freechoice. freechoice free choice. choice variance chisquare chi square ttest t 5 significance p>0.05 p005 p 0 05 (p>0.05 p<0.05. p<0.05 (p<0.05) (DFI p<0.05, , 5639 56 39 56.39 postweaning. postweaning post weaning. weaning post-weaning 1 (CGSR+W (CGSR+WI p>0.0 p00 (p>0.0 p<0.0 (p<0.05 563 3 56.3 p>0. p0 (p>0. p<0. (p<0.0 56. p>0 (p>0 p<0 (p<0. p> (p> p< (p<0 (p (p<
RESUMO O objetivo do presente estudo foi avaliar os efeitos de dietas compostas de silagem de grão de milho reidratado com água e soro de leite no desempenho produtivo e preferência alimentar de leitões desmamados. Foram avaliados 120 leitões desmamados durante a fase pré-inicial I para o desempenho de crescimento, escores de diarreia, depressão e magreza submetidos às dietas: grão de milho seco (CR); silagem de grão de milho reidratado com água (CGSR+W); água e inoculante (CGSR+WI); soro de leite (CGSR+AW). Para avaliar a preferência alimentar, 20 leitões desmamados receberam dieta referência (CR) e dieta teste (CGSR+AW) em duas fases, restrita e livre escolha. Foi aplicado análise de variância, teste de qui-quadrado e t-test à 5% de significância. Não houve diferenças (p>0,05) no desempenho de crescimento entre os leitões alimentados com as quatro dietas experimentais. Leitões alimentados com CGSR+W e CR foram severamente magros e apresentaram escore de depressão (p<0,05). Na fase restrita o CDR foi maior para CGSR+AW (p<0.05), enquanto na fase de livre escolha os leitões mostraram maior CDR e passaram maior tempo consumindo a CR, com preferência de 56,39% (p<0.05). A CGSR promoveu melhor aceitabilidade e desempenho dos leitões nas primeiras semanas pós-desmame. 12 préinicial pré inicial diarreia CGSRW W (CGSR+W) CGSR+WI CGSRWI WI (CGSR+WI) CGSR+AW. CGSRAW . AW 2 (CR (CGSR+AW fases variância quiquadrado qui quadrado ttest t test 5 significância p>0,05 p005 p 0 05 (p>0,05 experimentais p<0,05. p<0,05 (p<0,05) p<0.05, p<0.05 , (p<0.05) 5639 56 39 56,39 p<0.05. pósdesmame. pósdesmame pós desmame. desmame pós-desmame 1 (CGSR+W (CGSR+WI p>0,0 p00 (p>0,0 p<0,0 (p<0,05 p<0.0 (p<0.05 563 3 56,3 p>0, p0 (p>0, p<0, (p<0,0 p<0. (p<0.0 56, p>0 (p>0 p<0 (p<0, (p<0. p> (p> p< (p<0 (p (p<
7.
Complete bladder eversion in periparturient Nellore cow - case report
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Silva, J.R.B.
; Baumam, C.A.E.
; Mendonça, A.P.A.
; Ferreira, J.C.P.
; Hussni, C.A.
; Alves, A.L.G.
; Watanabe, M.J.
; Rodrigues, C.A.
.
Arquivo Brasileiro de Medicina Veterinária e Zootecnia
- Métricas do periódico
ABSTRACT Partial or complete bladder eversion is a rare condition of poor prognosis in cows, commonly associated with intense tenesmus observed in the peripartum period. A 14-year-old obese Nellore cow at 280 days of gestation was referred with 24-hour bladder prolapse. The bladder was complete eversion through the vulvar vestibule showing a thick congested wall and small residual urine volume. After clinical examination, the cow received scopolamine butylbromide and intercoccygeal epidural anesthesia, and the externalized bladder segment was partially reduced, remaining only 10 cm externalized. The cow was maintained with an intravesical human gastric tube number 16 and constant monitoring. The eversion was fully reduced after 12 hours of local treatment, and as the cow presented subclinical ketosis, hypocalcemia and cystitis, antibiotic, glucose, calcium and propylene glycol therapy were performed. We opted for induction of parturition, and after 24 hours, a healthy 52kg calf was born and the placenta was delivered 16 hours after calving. The cow and calf were discharged on the sixth day of hospitalization, with no recurrences or secondary complications after treatment. cows period 14yearold yearold 14 year old 28 24hour hour prolapse volume examination anesthesia 1 monitoring treatment ketosis cystitis antibiotic glucose performed parturition 2 kg calving hospitalization
RESUMO A eversão vesical parcial ou completa é uma condição rara de mau prognóstico em vacas, comumente associada a tenesmo intenso observado no período periparto. Uma vaca Nelore obesa de 14 anos de idade, com 280 dias de gestação, foi encaminhada com prolapso de bexiga de 24 horas. A bexiga apresentava eversão completa por meio do vestíbulo vulvar apresentando parede espessa e congestionada e pequeno volume residual de urina. Após exame clínico, a vaca recebeu butilbrometo de escopolamina e anestesia peridural intercoccígea, e o segmento vesical exteriorizado foi parcialmente reduzido, permanecendo apenas 10cm exteriorizado. A vaca foi mantida com sonda gástrica humana número 16 por via intravesical e monitorada constantemente. A eversão foi totalmente reduzida após 12 horas de tratamento local, e, como a vaca apresentava cetose subclínica, hipocalcemia e cistite, foi realizada antibioticoterapia, glicose, cálcio e propilenoglicol. Optou-se pela indução do parto. Após 24 horas, nasceu um bezerro saudável de 52kg e a placenta foi expelida 16 horas após o parto. A vaca e o bezerro receberam alta no sexto dia de internação, sem recidivas ou complicações secundárias após o tratamento. vacas periparto 1 idade 28 gestação 2 urina clínico intercoccígea reduzido cm constantemente local subclínica cistite antibioticoterapia glicose propilenoglicol Optouse Optou se parto kg internação
8.
Five-year performance analysis of a cystic fibrosis newborn screening program in northeastern Brazil Fiveyear Five year
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Godoy, Carolina
; Paixão, Danielle C.
; Boa-Sorte, Ney C.A.
; Amorim, Tatiana
; da Silva Filho, Luiz Vicente R.F.
; Souza Filho, Edna Lúcia
.
Abstract Objective: To analyze the performance of the cystic fibrosis (CF) newborn screening (NBS) program over its first five years in a Brazilian northeastern state. Methods: A population-based study using a screening algorithm based on immunoreactive trypsinogen (IRT)/IRT. Data were retrieved from the state referral screening center registry. The program performance was evaluated using descriptive indicators such as the results of an active search, coverage, newborn’s age at the time of blood sampling, the time between sample collection and its arrival at the laboratory, and the child’s age at diagnosis of disease. Results: The public CF screening program covered 82.6% of the 1,017,576 births that occurred, with an accumulated five-year incidence of 1:20,767 live births. The median (25th-75th) age at diagnosis was 3.5 (2.3–7.3) months. The sampling before 7 days of life for the first IRT (IRT1) increased between 2013 and 2017 from 42.2 to 48.3%. Around 5% of IRT1 samples and 30% of the second samples were collected after 30 days of life. In the first and second stages of screening, 23.6% and 19.9% of the infants, respectively, were lost to follow-up. In both stages of screening, the samples were retained at the health units for a median (25th–75th) of 9.0 (7.0–13.0) days. Conclusions: The coverage by the CF-NBS program was satisfactory as compared to other Brazilian state rates and the percentage of IRT1 samples collected within the first week of life increased progressively. However, time of samples retention at the health units, inappropriate sampling, inherent methodological problems, and loss of follow-up need to improve. Objective (CF NBS (NBS Methods populationbased population IRT/IRT. IRTIRT /IRT. (IRT)/IRT registry search newborns s laboratory childs child disease Results 826 82 6 82.6 1017576 1 017 576 1,017,57 occurred fiveyear year 120,767 120767 20,767 20 767 1:20,76 25th75th thth 25th 75th th (25th-75th 35 3 5 3. 2.3–7.3 2373 2 (2.3–7.3 months (IRT1 201 422 42 42. 483 48 48.3% 236 23 23.6 199 19 9 19.9 infants respectively followup. followup follow up. up 25th–75th (25th–75th 90 0 9. 7.0–13.0 70130 13 (7.0–13.0 Conclusions CFNBS progressively However problems improve IRT/IRT /IRT 8 82. 101757 01 57 1,017,5 120 120,76 12076 20767 20,76 76 1:20,7 2.3–7. 237 (2.3–7. (IRT 4 48.3 23. 19. 7.0–13. 7013 (7.0–13. 10175 1,017, 12 120,7 1207 2076 20,7 1:20, 2.3–7 (2.3–7 48. 7.0–13 701 (7.0–13 1017 1,017 120, 207 20, 1:20 2.3– (2.3– 7.0–1 70 (7.0–1 101 1,01 1:2 2.3 (2.3 7.0– (7.0– 10 1,0 1: 2. (2. 7.0 (7.0 1, (2 7. (7. ( (7
9.
Histological evaluation of the liver of mice with sarcoma-180 treated with salazinic acid sarcoma180 sarcoma 180 sarcoma-18 sarcoma18 18 sarcoma-1 sarcoma1 1 sarcoma-
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LIRA, MARIA APARECIDA DA C. DE
; SILVA, MARLLYN M. DA
; SILVA, WANESSA K.M.
; FALCÃO, EMERSON P.S.
; AGUIAR JÚNIOR, FRANCISCO C.A. DE
; MELO, SEBASTIÃO J. DE
.
Anais da Academia Brasileira de Ciências
- Métricas do periódico
Abstract Many of the drugs used to fight cancer cells induce various damage causing hepatotoxic effects which are characterized by tissue changes. The aim of the study is to know the possible effects of salazinic acid on livers of mice exposed to Sacoma-180. The tumor was grown in the animals in ascitic form and inoculated subcutaneously in the axillary region of the mouse developing the solid tumor. Treatment with salazinic acid (25 and 50 mg/kg) and 5-Fluorouracil (20 mg/kg) started 24-hours after inoculation and was performed for 7 days. To verify these effects, the qualitative method of histological criteria investigated in liver tissue was used. It was observed that all treated groups showed an increase of pyknotic nuclei in relation to the negative control. There was an increase in steatosis in all groups compared to the negative control but there was a decrease in the groups treated with salazinic acid in the 5-Fluorouracil. There was no necrosis in the salazinic acid treated groups. However, this effect was seen in 20% of the positive control group. Therefore, it can be concluded that salazinic acid did not show hepatoprotective action on mice but demonstrated a decrease in steatosis and absence of tissue necrosis. changes Sacoma180. Sacoma180 Sacoma 180. 180 Sacoma-180 25 (2 5 mg/kg mgkg mg kg 5Fluorouracil Fluorouracil 20 24hours hours 24 days 5Fluorouracil. Fluorouracil. However group Therefore Sacoma18 18 Sacoma-18 2 ( Sacoma1 1 Sacoma-1 Sacoma-
10.
Econometric model of iron ore through principal component analysis and multiple linear regression
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CAMPOS, BÁRBARA ISABELA DA SILVA
; LOPES, GISELE C.A.
; CASTRO, PHILIPE S.C. DE
; SANTOS, TATIANA B. DOS
; SOUZA, FELIPE R.
.
Anais da Academia Brasileira de Ciências
- Métricas do periódico
Abstract Price of iron ore is affected by instabilities of microeconomic balance between supply and demand. Periods of equilibrium adjustment result in huge swings, growth or global recession. They also impact the viability of mineral enterprises and generate consequences to important global economic scenarios. This research aims to evaluate the market variables capable of influencing the price of iron ore through multivariate statistical techniques. Principal component analysis and multiple linear regression, booth multivariate statistical techniques were used. The studied variables were rate export of iron ore and concentrates from Brazil, steel production from China, steel production from Japan, production from Europe, steel production from the United States, steel production from India, steel price, coal price, China’s Construction Gross Domestic Production, United States construction index, oil price and global oil production. First three components explained 89.12% of the variability of the data matrix. Multiple linear regression highlighted the significance of five variables. They are export iron ore from Brazil, steel production from China, price of coal, steel production from India and price of steel. demand swings recession scenarios used Brazil China Japan Europe Chinas s Production index 8912 89 12 89.12 matrix 891 8 1 89.1 89.
11.
Aging-related predictive factors for oxygenation improvement and mortality in COVID-19 and acute respiratory distress syndrome (ARDS) patients exposed to prone position: A multicenter cohort study Agingrelated Aging related COVID19 COVID 19 COVID-1 ARDS (ARDS position COVID1 1 COVID-
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Cunha, Marieta C.A.
; Schardong, Jociane
; Righi, Natiele C.
; Lunardi, Adriana C.
; Sant’Anna, Guadalupe N.
; Isensee, Larissa P.
; Xavier, Rafaela F.
; Pompeu, Jose E.
; Weigert, Renata M.
; Matte, Darlan L.
; Cardoso, Rozana A.
; Abras, Ana C.V.
; Silva, Antonio M.V.
; Dorneles, Camila C.
; Werle, Roberta W.
; Starke, Ana C.
; Ferreira, Juliana C.
; Plentz, Rodrigo D.M.
; Carvalho, Celso R.F.
.
Abstract Background: Elderly patients are more susceptible to Coronavirus Disease-2019 (COVID-19) and are more likely to develop it in severe forms, (e.g., Acute Respiratory Distress Syndrome [ARDS]). Prone positioning is a treatment strategy for severe ARDS; however, its response in the elderly population remains poorly understood. The main objective was to evaluate the predictive response and mortality of elderly patients exposed to prone positioning due to ARDS-COVID-19. Methods: This retrospective multicenter cohort study involved 223 patients aged ≥ 65 years, who received prone position sessions for severe ARDS due to COVID-19, using invasive mechanical ventilation. The PaO2/FiO2 ratio was used to assess the oxygenation response. The 20-point improvement in PaO2/FiO2 after the first prone session was considered for good response. Data were collected from electronic medical records, including demographic data, laboratory/image exams, complications, comorbidities, SAPS III and SOFA scores, use of anticoagulants and vasopressors, ventilator settings, and respiratory system mechanics. Mortality was defined as deaths that occurred until hospital discharge. Results: Most patients were male, with arterial hypertension and diabetes mellitus as the most prevalent comorbidities. The non-responders group had higher SAPS III and SOFA scores, and a higher incidence of complications. There was no difference in mortality rate. A lower SAPS III score was a predictor of oxygenation response, and the male sex was a risk predictor of mortality. Conclusion: The present study suggests the oxygenation response to prone positioning in elderly patients with severe COVID-19-ARDS correlates with the SAPS III score. Furthermore, the male sex is a risk predictor of mortality. Background Disease2019 Disease 2019 Disease-201 COVID19 COVID 19 (COVID-19 forms e.g., eg e g (e.g. ARDS. . [ARDS]) however understood ARDSCOVID19. ARDSCOVID19 ARDSCOVID 19. ARDS-COVID-19 Methods 22 6 years COVID19, 19, COVID-19 ventilation PaO2FiO2 PaOFiO PaO2 FiO2 PaO FiO PaO2/FiO 20point point 20 records data laboratoryimage laboratory image exams complications comorbidities scores vasopressors settings mechanics discharge Results nonresponders non responders rate Conclusion COVID19ARDS COVIDARDS Furthermore Disease201 201 Disease-20 COVID1 1 (COVID-1 e.g. (e.g [ARDS] ARDSCOVID1 ARDS-COVID-1 2 COVID-1 PaO2FiO Disease20 Disease-2 (COVID- e.g [ARDS ARDS-COVID- COVID- Disease2 Disease- (COVID ARDS-COVID
12.
4-amino-2-phenyl-6-(p-fluorophenyl)-5-carbonitrile-pyrimidine-bis-substituted-loaded liposomes as promising system for cancer treatment 4amino2phenyl6pfluorophenyl5carbonitrilepyrimidinebissubstitutedloaded aminophenylpfluorophenylcarbonitrilepyrimidinebissubstitutedloaded 4 amino 2 phenyl 6 p fluorophenyl 5 carbonitrile pyrimidine bis substituted loaded pfluorophenyl carbonitrilepyrimidinebissubstitutedloaded
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OLIVEIRA, JANICE V.
; ALMEIDA, GLEYBSON C.
; NOGUEIRA, MARIANE C.B.L.
; AGUIAR JÚNIOR, FRANCISCO C.A.
; MELO, AUDENES O.
; SILVA, THIAGO D.S.
; SANTOS, NOEMIA P.S.
; MAGALHÃES, NEREIDE S.S.
; MELO, SEBASTIÃO J.
; FALCÃO, EMERSON P.S.
.
Anais da Academia Brasileira de Ciências
- Métricas do periódico
Abstract The aim of the present study was to perform in vitro and in vivo assessments of the antineoplastic action of 4-amino-pyrimidine encapsulated in liposomes. Liposomes were prepared and characterized for particle size and drug encapsulation and submitted to long-term stability tests. Cytotoxicity assays were performed in HeLa cells. Antineoplastic activity was investigated using the experimental sarcoma 180 tumor in Swiss albino mice. Encapsulation efficiency was 82.93 ± 0.04% and no significant changes were found with respect to particle size or pH after centrifugation and mechanical agitation tests. The in vitro results at concentration of 20 μg/mL indicated a considerable reduction in cell viability after treatment with encapsulated pyrimidine (75.91%). The in vivo assays using the compounds in encapsulated and free forms and 5-fluorouracil achieved tumor inhibition rates of 66.47 ± 26.8%, 50.46 ± 16.24% and 14.47 ± 9.22%, respectively. Mitotic counts demonstrated a greater reduction in the number of mitoses in animals treated with liposomal pyrimidine (32.15%) compared to those treated with the pyrimidine free (87.69%) and 5-fluorouracil (71.39%). This study demonstrated that the development of liposome formulations containing 4-amino-pyrimidine is a promising alternative for overcoming limitations related to the toxicity of current cancer treatment, ensuring greater therapeutic efficacy. 4aminopyrimidine aminopyrimidine 4 amino liposomes longterm long term tests cells 18 mice 8293 82 93 82.9 004 0 04 0.04 2 μgmL μg mL 75.91%. 7591 75.91% . 75 91 (75.91%) 5fluorouracil fluorouracil 5 6647 66 47 66.4 268 26 8 26.8% 5046 50 46 50.4 1624 16 24 16.24 1447 14 14.4 922 9 22 9.22% respectively 32.15% 3215 32 15 (32.15% 87.69% 8769 87 69 (87.69% 71.39%. 7139 71.39% 71 39 (71.39%) efficacy 1 829 82. 00 0.0 759 75.91 7 (75.91% 664 6 66. 26.8 504 50. 162 16.2 144 14. 92 9.22 32.15 321 3 (32.15 87.69 876 (87.69 713 71.39 (71.39% 0. 75.9 (75.91 26. 16. 9.2 32.1 (32.1 87.6 (87.6 71.3 (71.39 75. (75.9 9. 32. (32. 87. (87. 71. (71.3 (75. (32 (87 (71. (75 (3 (8 (71 (7 (
13.
Cortical thickness is related to working memory performance after non-invasive brain stimulation noninvasive non invasive
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Razza, L.B.
; Vanderhasselt, M.A.
; Luethi, M.S.
; Repple, J.
; Busatto, G.
; Buchpiguel, C.A.
; Brunoni, A.R.
; Silva, P.H.R. da
.
Brazilian Journal of Medical and Biological Research
- Métricas do periódico
Non-invasive brain stimulation (NIBS) probing the dorsolateral prefrontal cortex (DLPFC) has been shown to have little effect on working memory. The variability of NIBS responses might be explained by inter-subject brain anatomical variability. We investigated whether baseline cortical brain thickness of regions of interest was associated with working memory performance after NIBS by performing a secondary analysis of previously published research. Structural magnetic resonance imaging data were analyzed from healthy subjects who received transcranial direct current stimulation (tDCS), intermittent theta-burst stimulation (iTBS), and placebo. Twenty-two participants were randomly assigned to receive all the interventions in a random order. The working memory task was conducted after the end of each NIBS session. Regions of interest were the bilateral DLPFC, medial prefrontal cortex, and posterior cingulate cortex. Overall, 66 NIBS sessions were performed. Findings revealed a negative significant association between cortical thickness of the bilateral dorsolateral prefrontal cortex and reaction time for both tDCS (left: P=0.045, right: P=0.037) and iTBS (left: P=0.007, right: P=0.007) compared to placebo. A significant positive association was found for iTBS and posterior cingulate cortex (P=0.03). No association was found for accuracy. Our findings provide the first evidence that individual cortical thickness of healthy subjects might be associated with working memory performance following different NIBS interventions. Therefore, cortical thickness could explain - to some extent - the heterogeneous effects of NIBS probing the DLPFC. Noninvasive Non invasive (NIBS DLPFC (DLPFC intersubject inter subject research tDCS, , (tDCS) thetaburst theta burst iTBS, (iTBS) placebo Twentytwo Twenty two order session Overall 6 performed left (left P0045 P 0 045 P=0.045 right P=0.037 P0037 037 P0007 007 P=0.007 P=0.03. P003 P=0.03 . 03 (P=0.03) accuracy Therefore (tDCS (iTBS P004 04 P=0.04 P000 00 P=0.00 P00 P=0.0 (P=0.03 P0 P=0. (P=0.0 P=0 (P=0. P= (P=0 (P= (P
14.
Different nutritional systems influence the tenderness and lipid oxidation of ewe lamb meat without altering gene expression
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SILVA, ISABELLA G.
; GIOMETTI, INES CRISTINA
; CASTILHO, CALIÊ
; SORIANO, GABRIELA A.M.
; SANTOS, ALINE O.
; GUIMARÃES, LETICIA J.
; SENA, GABRIELLA C.
; RÊGO, FABIOLA C.A.
; ZUNDT, MARILICE
.
Anais da Academia Brasileira de Ciências
- Métricas do periódico
Abstract Feeding is a determining factor in the various characteristics of sheep meat and animal performance, the objectives were to evaluate the effect of supplementation of ewe lambs finished in different nutritional planes on the gene expression of CASP3, CAPN1, CAPN2 and CAST and its possible association with meat quality. Samples of the Longissimus lumborum muscle of 24 ewe lambs were used, distributed in 3 groups (n=8): P (pasture), PS (pasture and supplement) and F (feedlot). Physicochemical analyses were performed for centesimal analysis, pH, lipid oxidation, Warner-Bratzler shear force and RT-qPCR for the analysis of relative gene expression of the following genes: CASP3, CAPN1, CAPN2 and CAST. There is an increase in daily weight gain and ethereal extract values in the meat of confined animals, due to the greater energy intake in the nutrition of these animals. Animals kept only on pasture have lower lipid oxidation in meat than other treatments because of the lower percentage of lipids. The Warner-Bratzler shear force is considerably higher in the meat of animals kept only on pasture but is still considered tender. The different nutritional systems do not interfere with the gene expression of CASP3, CAPN1, CAPN2 and CAST in ewe lambs. performance CASP3 CASP CAPN1 CAPN quality 2 used n=8 n8 n 8 (n=8) pasture, , (pasture) supplement feedlot. feedlot . (feedlot) pH WarnerBratzler Warner Bratzler RTqPCR RT qPCR genes lipids tender n= (n=8 (feedlot (n= (n
15.
Extract of Cimicifuga racemosa (L.) Nutt protects ovarian follicle reserve of mice against in vitro deleterious effects of dexamethasone L. L (L. (L
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Assis, E.I.T. de
; Azevedo, V.A.N.
; Lima Neto, M.F. de
; Costa, F.C.
; Paulino, L.R.F.M.
; Barroso, P.A.A.
; Matos, M.H.T.
; Monte, A.P.O. do
; Donato, M.A.M.
; Peixoto, C.A.
; Godinho, A.N.
; Freire, J.M.O.
; Souza, A.L.P.
; Silva, J.R.V.
; Silva, A.W.B.
.
Brazilian Journal of Medical and Biological Research
- Métricas do periódico
The present study aims to investigate if Cimicifuga racemosa (L.) Nutt extract (CIMI) reduces deleterious effects of dexamethasone (DEXA) in ovaries cultured in vitro. Mouse ovaries were collected and cultured in DMEM+ only or supplemented with 5 ng/mL of CIMI, or 4 ng/mL DEXA, or both CIMI and DEXA. The ovaries were cultured at 37.5°C in 5% CO2 for 6 days. Ovarian morphology, follicular ultrastructure, and the levels of mRNA for Bax, Bcl-2, and Caspase-3 were evaluated. The results showed that DEXA reduced the percentage of morphologically normal follicles, while CIMI prevented the deleterious effects caused by DEXA. In addition, DEXA negatively affected the stromal cellular density, while CIMI prevented these adverse effects. Ovaries cultured with DEXA and CIMI showed similar levels of mRNA for Bax, Bcl-2, and Caspase-3 compared to those cultured in control medium, while ovaries cultured with DEXA had increased expression of the above genes. Additionally, the ultrastructure of the ovaries cultured with CIMI was well preserved. Thus, the extract of CIMI was able to prevent the deleterious effects caused by DEXA on cultured mouse ovaries. L. L (L. (CIMI (DEXA vitro DMEM ngmL ng mL 375C C 37 CO days morphology Bax Bcl2, Bcl2 Bcl 2, 2 Bcl-2 Caspase3 Caspase 3 Caspase- evaluated follicles addition density medium genes Additionally preserved Thus (L Bcl-
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