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Assessing the reaction to and efficacy of the Screener drug discovery and development board game as a pedagogical tool in postgraduate courses
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Noël, F.
; Xexéo, G.
; Martins, M.A.
; Silva, E.J.R.
; Pupo, A.S.
; Magalhães, P.J.C.
; Lima-Júnior, R.C.P.
; Gadelha, K.K.L.
; Lima-Silva, K.
; Raimundo, J.M.
; Ghedini, P.C.
; Crespo-Lopez, M.E.
; Arrifano, G.P.
; Ferreira, J.
; Prediger, R.D.
; Militão, G.C.G.
; Oliveira, R.B.
; Hollais, A.W.
; Rodrigues, L.C.M.
; Carvalho, D.T.
; Costa, S.K.P.
; Martins, D.T.O.
.
Brazilian Journal of Medical and Biological Research
- Métricas do periódico
Screener, a board game supplemented with online resources, was introduced and distributed by the Brazilian Society of Pharmacology and Experimental Therapeutics to postgraduate programs as an instructional tool for the process of drug discovery and development (DDD). In this study, we provided a comprehensive analysis of five critical aspects for evaluating the quality of educational games, namely: 1) description of the intervention; 2) underlying pedagogical theory; 3) identification of local educational gaps; 4) impact on diverse stakeholders; and 5) elucidation of iterative quality enhancement processes. We also present qualitative and quantitative assessments of the effectiveness of this game in 11 postgraduate courses. We employed the MEEGA+ online survey, comprising thirty-three close-ended unipolar items with 5-point Likert-type response scales, to assess student perceptions of the quality and utility of Screener. Based on 115 responses, the results indicated a highly positive outlook among students. In addition, we performed a preliminary evaluation of learning outcomes in two courses involving 28 students. Pre- and post-quizzes were applied, each consisting of 20 True/False questions directly aligned with the game's content. The analysis revealed significant improvement in students' performance following engagement with the game, with scores rising from 8.4 to 13.3 (P<0.0001, paired t-test) and 9.7 to 12.7 (P<0.0001, paired t-test). These findings underscore the utility of Screener as an enjoyable and effective tool for facilitating a positive learning experience in the DDD process. Notably, the game can also reduce the educational disparities across different regions of our continental country. resources DDD. . (DDD) study games namely 1 intervention 2 theory 3 gaps 4 stakeholders 5 processes MEEGA survey thirtythree thirty three closeended close ended 5point point Likerttype Likert type scales responses students addition Pre postquizzes post quizzes applied TrueFalse True False s content 84 8 8. 133 13 13. P<0.0001, P00001 P 0 0001 (P<0.0001 ttest t test t-test 97 9 7 9. 127 12 12. ttest. Notably country (DDD P<0.0001 P0000 000 (P<0.000 P<0.000 P000 00 (P<0.00 P<0.00 P00 (P<0.0 P<0.0 P0 (P<0. P<0. (P<0 P<0 (P< P< (P
2.
Economic viability of feedlot of sheep fed diets containing corn grain or extra-fat whole corn germ associated or not with spineless cactus extrafat extra fat
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Souza, F.G.
; Silva, S.O.L.
; Moreno, E.R.V.
; Silva, T.G.P.
; Santos, K.C.
; Ferreira, M.A.
; Carvalho, F.F.R. de
; Soares, L.F.P.
.
Arquivo Brasileiro de Medicina Veterinária e Zootecnia
- Métricas do periódico
RESUMO Objetivou-se determinar os custos do ciclo produtivo de cordeiros alimentados com dietas baseadas na substituição do grão de milho por gérmen de milho integral extragordo (GMIEG), associado ou não à palma forrageira (PF) Orelha de Elefante Mexicana. Quarenta cordeiros machos Santa Inês (22,2±1,71kg de peso corporal) foram distribuídos em delineamento inteiramente ao acaso, em quatro tratamentos dietéticos, em arranjo fatorial 2 × 2, correspondente a duas fontes volumosas (feno de Tifton-85 associado ou não à PF) e duas fontes energéticas (grão de milho ou GMIEG), com 10 repetições e peso inicial como covariável. Para análise econômica, foram considerados os preços de mercado obtidos para os ingredientes das rações e para o peso corporal dos cordeiros. Com base nos custos de cada dieta e do consumo de MS, foram analisados os indicadores zootécnicos e econômicos. Os tratamentos milho+feno+PF e feno+PF+GMIEG apresentaram os menores valores de custo por kg de MS: R$ 1,094 e R$ 1,206, respectivamente. O feno de Tifton-85 e o farelo de soja apresentaram valores de mercado superiores aos dos demais ingredientes, e a dieta feno+PF+GMIEG promoveu melhor desempenho produtivo e econômico. Portanto, as dietas contendo menores proporções de feno associadas à PF proporcionam menores prejuízos financeiros no confinamento de ovinos. Objetivouse Objetivou se GMIEG, GMIEG , (GMIEG) (PF Mexicana 22,2±1,71kg 222171kg 22 1 71kg acaso dietéticos Tifton85 Tifton 85 Tifton-8 GMIEG) covariável econômica MS econômicos milhofenoPF fenoPFGMIEG R 1094 094 1,09 1206 206 1,206 respectivamente econômico Portanto ovinos (GMIEG Tifton8 8 Tifton- 109 09 1,0 120 20 1,20 0 1, 12 1,2
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.
Potential of elephant grass genotypes silages as exclusive roughage on tissue composition and meat quality of lambs: a preliminary study lambs
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Soares, L.F.P.
; Guim, A.
; Mello, A.C.L.
; Ferreira, M.A.
; Maciel, M.I.S.
; Silva, J.L.
; Melo, P.M.C.
; Silva, T.G.P.
; Oliveira, C.J.P.
.
Arquivo Brasileiro de Medicina Veterinária e Zootecnia
- Métricas do periódico
ABSTRACT This study aimed to evaluate the effects of diets containing elephant grass genotypes silages as exclusive roughage on leg tissue composition, and physicochemical characteristics of meat of lambs. Twenty-four crossbred male lambs with an average initial body weight of 20.29±2.66kg were distributed in a complete randomized design with three treatments and eight replicates. The treatments consisted of three silages of elephant grass genotypes (IRI-381, Elephant B or Mott), without additives or wilting, as the only roughage. The diets did not affect (P>0.05) the dry matter (898.70±60.10 g/day), crude protein (128.93±6.91g/day), total digestible nutrients (690.20±91.82g/day) intakes, body weight at slaughter (24.83±2.79kg), and carcass yields (P>0.05). The tissue composition of the leg did not differ significantly between silages of elephant grass genotypes (P>0.05). No difference (P>0.05) for the physicochemical characteristics of meat from lambs fed diets tested was observed. Therefore, our results indicate that diets containing 50% elephant grass genotypes silages (IRI-381, Elephant B or Mott), harvested at 60 days of growth, have potential for use in lambs feeding. Twentyfour Twenty four 2029266kg kg 20 29 2 66kg replicates IRI381, IRI381 IRI 381, 381 (IRI-381 Mott, Mott , Mott) wilting P>0.05 P005 P 0 05 (P>0.05 898.70±60.10 898706010 898 70 10 (898.70±60.1 g/day, gday g/day g day g/day) 128.93±6.91g/day, 12893691gday 128.93±6.91g/day 128 93 6 91g (128.93±6.91g/day) 690.20±91.82g/day 690209182gday 690 91 82g (690.20±91.82g/day intakes 24.83±2.79kg, 2483279kg 24.83±2.79kg 24 83 79kg (24.83±2.79kg) P>0.05. . observed Therefore 50 growth feeding IRI38 38 (IRI-38 P>0.0 P00 (P>0.0 898.70±60.1 89870601 89 7 1 (898.70±60. 12 9 (128.93±6.91g/day 69 8 (24.83±2.79kg 5 IRI3 3 (IRI-3 P>0. P0 (P>0. 898.70±60. 8987060 (898.70±60 (IRI- P>0 (P>0 898.70±60 898706 (898.70±6 (IRI P> (P> 898.70±6 89870 (898.70± (P 898.70± 8987 (898.70 898.70 (898.7 898.7 (898. 898. (898 (89 (8 (
RESUMO Este estudo teve como objetivo avaliar os efeitos de dietas contendo silagens de genótipos de capim-elefante como volumoso exclusivo sobre a composição tecidual da perna e nas características físico-químicas da carne de cordeiros. Vinte e quatro cordeiros machos mestiços, com peso corporal inicial médio de 20,29±2,66kg, foram distribuídos em delineamento inteiramente ao acaso, com três tratamentos e oito repetições. Os tratamentos consistiram de três silagens de genótipos de capim-elefante (IRI-381, Elephant B ou Mott), sem aditivos ou emurchecimento, como único volumoso. As dietas não afetaram (P>0,05) os consumos de matéria seca (898,70 ± 60,10g/dia), proteína bruta (128,93±6,91g/dia) e nutrientes digestíveis totais (690,20±91,82g/dia), peso corporal ao abate (24,83±2,79kg) e rendimentos de carcaça (P>0,05). A composição tecidual da perna não diferiu significativamente entre as silagens dos genótipos de capim-elefante (P>0,05). Não foi observada diferença (P>0,05) para as características físico-químicas da carne dos cordeiros alimentados com as dietas testadas. Portanto, os resultados indicam que dietas contendo 50% de silagens de genótipos de capim-elefante (IRI-381, Elephant B ou Mott), colhidos aos 60 dias de crescimento, têm potencial para uso na alimentação de cordeiros. capimelefante capim elefante físicoquímicas físico químicas mestiços 2029266kg kg 20 29 2 66kg 20,29±2,66kg acaso repetições IRI381, IRI381 IRI 381, 381 (IRI-381 Mott, Mott , Mott) emurchecimento P>0,05 P005 P 0 05 (P>0,05 898,70 89870 898 70 (898,7 60,10g/dia, 6010gdia gdia 60,10g/dia 10g dia g 60,10g/dia) 128,93±6,91g/dia 12893691gdia 128 93 6 91g (128,93±6,91g/dia 690,20±91,82g/dia, 690209182gdia 690,20±91,82g/dia 690 91 82g (690,20±91,82g/dia) 24,83±2,79kg 2483279kg 24 83 79kg (24,83±2,79kg P>0,05. . testadas Portanto 50 crescimento IRI38 38 (IRI-38 P>0,0 P00 (P>0,0 898,7 8987 89 7 (898, 12 9 69 (690,20±91,82g/dia 8 5 IRI3 3 (IRI-3 P>0, P0 (P>0, 898, (898 1 (IRI- P>0 (P>0 (89 (IRI P> (P> (8 (P (
5.
Seroconversion in asymptomatic COVID-19 pediatric patients with rheumatic diseases of one tertiary referral hospital
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Simon, Juliana R.
; Pereira, Maria F.B.
; Marques, Heloisa H.
; Elias, Adriana M.
; Sakita, Neusa K.
; Ferreira, Juliana C.O.A.
; Precioso, Alexander Roberto
; Grisi, Sandra J.F.E.
; Ferrer, Ana Paula S.
; Bain, Vera
; Silva, Clovis A.
; Campos, Lúcia M.A.
.
Abstract Objectives: To evaluate seroconverted asymptomatic COVID-19 in pediatric Autoimmune Rheumatic Diseases (ARDs) patients and to identify the risk factors related to contagion. Methods: A cross-sectional study was conducted in March 2021, before vaccination of children and adolescents in Brazil, including 77 pediatric ARDs patients, followed at a tertiary hospital and 45 healthy controls, all of them without a previous diagnosis of COVID-19. Data was obtained by a questionnaire with demographic data, symptoms compatible with COVID-19 over the previous year, and contact with people with confirmed COVID-19. Patient’s medical records were reviewed to access data regarding disease and current medications. A qualitative immunochromatographic SARS-CoV-2 test was performed on all participants. Results: Patients and controls were similar in terms of female gender (70.1% vs. 57.8%, p = 0.173), age (14 vs. 13 years, p = 0.269) and SARS-CoV-2 positive serology (22% vs. 15.5%, p = 0.481). 80.5% of rheumatic patients were in use of immunosuppressive drugs: 27.3% of them used corticosteroids (33.3% in high doses), and 7.8% on immunobiologicals. No statistical differences were found between positive (n = 17) and negative serology (n = 60) patients regarding demographic/socioeconomic data, contact with people with confirmed COVID-19, use and number of immunosuppressive drugs, use and dose of corticosteroids, use of hydroxychloroquine and immunobiological drugs (p > 0.05). Conclusions: Pediatric rheumatic disease patients were infected at the same rate as healthy ones. Neither the underlying pathology nor its immunosuppressive treatment seemed to interfere with contagion risk.
6.
“Hitchhicking with invertebrates”: two reports of epibiosis by peritrich ciliates on ostracods and hydrachnid mites in tanks of epiphytic bromeliads from south Brazil
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Anais da Academia Brasileira de Ciências
- Métricas do periódico
Abstract Temporary waters are common environments found in physical and biological substrates. Among them, some bromeliads species are known to hold water in their tanks, in a habitat called phytotelmata. Phytotelmata serve as habitats for several organisms, from bacteria and protists to arthropods and anurans. Peritrich ciliates are often found as epibionts on aquatic invertebrates in these environments. Here, we report two cases of epibiosis involving Lagenophrys sp. attached to ostracods (Elpidium spp.) and Rhabdostyla sp. colonizing hydrachnid mites in the tanks of two bromeliad species. In our analysis, we measured the frequency of epibiosis considering the presence of both basibiont and epibiont in the samples. The results shown a significant difference between Elpidium sp. and Lagenophrys sp. compared to hydrachnid mites and Rhabdostyla sp. (87.5% and 19%, respectively), supported by the Kruskal-Walis test (p = 0.0003, Chi-square = 9.687). These reports are important since the knowledge of phytotelmata communities from tropical and subtropical areas is incipient, although it has been increasing over the last years. It also shows that epibiosis doesn’t always represent a beneficial relationship. These two epibiosis systems found in bromeliad tanks raise questions about organism’s dispersal throughout other phytotelmata and other temporary water habitats.
7.
Evaluation of the immunomodulatory activity of thalidomide on tumor-associated macrophages in the 4T1 murine metastatic breast cancer model
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Reis, D.C.
; Rodrigues, M.A.
; Pinto, S.G.B.
; Silva, A.C. Araújo e
; Moreira, G.V.
; Campos, L.C.
; Campos, P.P.
; Fialho, S.L.
; Lopes, M.T.P.
; Gomes, D.A.
; Russo, R.C.
; Ferreira, E.
; Cassali, G.D.
.
Arquivo Brasileiro de Medicina Veterinária e Zootecnia
- Métricas do periódico
RESUMO No presente trabalho, foi avaliado o efeito imunomodulador de diferentes doses de talidomida em macrófagos associados ao tumor (TAMs), em um modelo murino de câncer de mama. Camundongos foram inoculados com células 4T1, na região do flanco esquerdo, e tratados com talidomida, uma vez ao dia, nas doses de 50, 100 e 150mg/k, por massa corporal, do quinto dia ao 28º dia de inoculação tumoral. Os tumores foram medidos, o índice de proliferação celular e a contagem de TAMs foram avaliados nos tumores primários e nos pulmões com metástases. Além disso, a taxa de metástases pulmonares também foi avaliada. A talidomida na dose de 150mg/kg diminuiu significativamente o crescimento tumoral, o índice de proliferação celular e a infiltração de TAMs nos tumores primários. Por outro lado, maior número de TAMs e menor índice de proliferação celular foram observados nos pulmões metastáticos, em camundongos tratados com 150mg/kg de talidomida. Ademais, a talidomida na dose de 150mg/kg diminuiu significativamente os nódulos metastáticos nos pulmões. Os resultados demonstraram que o tratamento com talidomida diminuiu o crescimento tumoral e as metástases pulmonares em camundongos, associado com diferentes efeitos na infiltração de TAMs nesses locais.
ABSTRACT The present work evaluated the immunomodulatory effect of thalidomide (Thal) at different doses on tumor-associated macrophages (TAMs) using a mouse model of human breast cancer. Mice were inoculated with 4T1 cells in the left flank and treated with Thal once a day at concentrations of 50, 100, and 150mg/kg body weight from the 5th day until the 28th day of tumor inoculation. The tumors were sized, proliferation index and TAMs count were evaluated in primary tumors and metastatic lungs. In addition, the metastasis rate was evaluated in the lungs. Thal at 150mg/kg significantly decreased tumor growth, proliferation index, and TAMs infiltration in primary tumors. Conversely, a higher number of TAMs and lower proliferation index were observed in metastatic lungs in mice treated with 150mg/kg of Thal. Furthermore, Thal at 150mg/kg significantly decreased the metastatic nodules in the lungs. Our findings demonstrated that Thal treatment considerably decreased the primary tumor and lung metastasis in mice associated with different TAM infiltration effects in these sites.
https://doi.org/10.1590/1678-4162-12125
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8.
Supplementation of crossbred cows with maize and urea in tropical pasture
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Guerra, M.G.
; Véras, A.S.C.
; Ferreira, M.A.
; Novaes, L.P.
; Gurgel, A.L.C.
; Silva, L.R.C.
; Barreto, L.M.G.
; Parente, M.O.M.
; Santos, V.L.F.
.
Arquivo Brasileiro de Medicina Veterinária e Zootecnia
- Métricas do periódico
RESUMO Este artigo de pesquisa tem como objetivo avaliar o efeito da substituição total do milho pelo farelo de soja e ureia sobre o consumo e a digestibilidade aparente da matéria seca e de seus componentes, a produção e a composição do leite e o comportamento alimentar de vacas em lactação mantidas em pastos capim-mombaça (Megathyrsus maximus cv. Mombaça) manejado sob lotação intermitente. Doze vacas em lactação foram distribuídas em um quadrado latino triplo 4 x 4. Os tratamentos experimentais consistiram de quatro níveis de substituição do farelo de soja pelo milho mais ureia (0; 33; 66; 100%). O capim-mombaça apresentou um teor médio de proteína bruta e de fibra em detergente neutro de 19% e 59%, respectivamente. A substituição do farelo de soja por milho e ureia não afetou o consumo e a digestibilidade dos nutrientes. Observou-se redução linear da produção de leite, mas não houve alteração na produção de leite corrigida para 4,0% de gordura. Os componentes do leite (g/kg): gordura, proteína, lactose e sólidos totais não foram alterados, assim como o comportamento ingestivo dos animais. Nas condições deste estudo, a substituição total do milho pelo farelo de soja e ureia nas dietas é adequada para vacas mestiças leiteiras em terço médio de lactação, produzindo, em média, 12,5 kg / dia-1 quando mantidas em pastagens de qualidade.
ABSTRACT This research article aims to evaluate the effect of total replacement of corn by soybean meal and urea on intake and apparent digestibility of dry matter and its components, production and composition of milk and feeding behavior of lactating cows grazing, with intermittent stocking Mombaça grass (Megathyrsus maximus cv. Mombaça). Twelve milking cows were distributed in a triple 4 x 4 latin square. Experimental treatments consisted of four soybean meal replacement levels by corn more urea (0; 33; 66; 100%). The grass has an average content of crude protein and neutral detergent fiber of 19% and 59%, respectively. The replacement of soybean meal by corn and urea did not affect the intake and digestibility of nutrients. A linear reduction of milk production was observed, but there was no change in milk production corrected to 4.0% of fat. The milk components (g/kg) of fat, protein, lactose, and total solids were not altered, as well as feeding behavior. Under the conditions of this study, the replacement of the diets is suitable for crossbred dairy cows in lactation third medium, producing in average of 12.5 kg/day-1 when kept in quality pastures.
https://doi.org/10.1590/1678-4162-12416
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9.
An alternative mobility & transportation that uses gravity for the colonization of the Moon
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It is well known that hypothetical tunnels net within the Earth is usually considered as an illustration in a gravitation course for undergraduate students. In this context, an uniform mass distribution is usually considered and, consequently, a vehicle inside the tunnel oscillates in a simple harmonic motion (SHM). In this work, we investigate this problem and we argue that, instead to illustrate this problem using Earth, it is better to consider the Moon. In order to support this proposition, we present a twofold argumentation: first, we show that there is a quite discrepancy between the results obtained from Earth uniform mass distribution model with those obtained considering realistic Earth models (PREM model), whose mass is nonuniformly distributed; second, when the Moon is considered, we show that there is not a discrepancy between the results computed from uniform mass distribution model with those computed from nonuniform mass distribution. Indeed, we revealed that a vehicle inside the tunnel within Moon oscillates approximately in a SHM.
https://doi.org/10.1590/1806-9126-rbef-2019-0329
331 downloads
10.
A herbal oil in water nano-emulsion prepared through an ecofriendly approach affects two tropical disease vectors
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Ferreira, Ricardo M.A.
; Duarte, Jonatas L.
; Cruz, Rodrigo A.S.
; Oliveira, Anna E.M.F.M.
; Araújo, Raquel Silva
; Carvalho, José C.T.
; Mourão, Rosa H.V.
; Souto, Raimundo N.P.
; Fernandes, Caio P.
.
Revista Brasileira de Farmacognosia
- Métricas do periódico
ABSTRACT Lippia alba (Mill.) N.E.Br. ex Britton & P. Wilson, Verbenaceae, is considered a great source of a bioactive volatile oil. Due to the wide range of known chemotypes, its chemical analysis is very important. Among the several activities of this volatile oil, a potential larvicidal action against Culicidae species is highlighted. However, the low water miscibility of volatile oils limits their application in aqueous media. Oil in water nano-emulsions are in the spotlight of novelty to solve this main problem. Thus, the aim of the present study was to obtain this nanostructured system with L. alba volatile oil (citral chemotype) and evaluate its larvicidal activity against Aedes aegypti and Culex quinquefasciatus larvae. The major compounds were geranial (30.02%) and neral (25.26%). Low mean droplet size (117.0 ± 1.0 nm) and low polydispersity index (0.231 ± 0.004) were observed and no major changes were observed after seven days of storage. LC50 values against C. quinquefasciatus and A. aegypti third-instar larvae were respectively 38.22 and 31.02 ppm, while LC90 values were, respectively, 59.42 and 47.19 ppm. The present study makes use of a low energy, solvent-free and ecofriendly method with reduced costs. Thus, this paper contributes significantly to phyto-nanobiotechnology of larvicidal agents, opening perspectives for the utilization of L. alba volatile oil in integrated practices of vector control.
https://doi.org/10.1016/j.bjp.2019.05.003
545 downloads
11.
Autoimmune hepatitis in 828 Brazilian children and adolescents: clinical and laboratory findings, histological profile, treatments, and outcomes
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Porta, Gilda
; Carvalho, Elisa de
; Santos, Jorge L.
; Gama, Jorge
; Borges, Cristian V.
; Seixas, Renata B.P.M.
; Ferreira, Alexandre R.
; Miura, Irene K.
; Silveira, Themis R.
; Silva, Luciana R.
; Fagundes, Eleonora D.T.
; Bellomo-Brandao, Maria A.
; Sawamura, Regina
; Vieira, Sandra M.
; Melere, Melina U.
; Marques, Cibele D.F.
; Pugliese, Renata P.
; Danesi, Vera L.
; Porta, Adriana
; Marsillac, Marise E.
; Valladares, Marcia A.
; Menezes, Daniela G.
; Kieling, Carlos
; Paula, Mariana N. de
; Vasconcelos, Juliana R.
; Ferreira, Cristina T.
; Perin, Nilza
; Resende, Leonardo R.
; Maia, Jussara
; Tommaso, Adriana M.A. De
; Hessel, Gabriel
.
Resumo Objetivo: Este estudo com acompanhamento de longo prazo visou a avaliar o quadro clínico, os achados laboratoriais, o perfil histológico, os tratamentos e os resultados de crianças e adolescentes com hepatite autoimune. Métodos: Foram analisados os prontuários médicos de 828 crianças e adolescentes com HAI. Foi usado um questionário para coletar os dados anônimos sobre o quadro clínico, os achados bioquímicos e histológicos e os tratamentos. Resultados: De todos os pacientes, 89,6% tinham hepatite autoimune-1 e 10,4% hepatite autoimune-2. O sexo feminino foi predominante nos dois grupos. A idade média no início dos sintomas foi 111,5 (6; 210) e 53,5 (8; 165) meses nos pacientes com hepatite autoimune-1 e hepatite autoimune-2, respectivamente. Foi observado início clínico agudo em 56,1% e 58,8% e sintomas insidiosos em 43,9% e 41,2% dos pacientes com hepatite autoimune-1 e hepatite autoimune-2, respectivamente. A probabilidade de insuficiência hepática foi 1,6 vezes maior para hepatite autoimune-2; 3,6% e 10,6% dos pacientes com hepatite autoimune-1 e hepatite autoimune-2, respectivamente, apresentaram insuficiência hepática fulminante; o risco foi 3,1 vezes maior para hepatite autoimune-2. Os níveis de gamaglobulina e imunoglobulina G foram significativamente maiores nos pacientes com hepatite autoimune-1, ao passo que os níveis de imunoglobulina A e C3 foram menores em pacientes com hepatite autoimune-2; 22,4% dos pacientes apresentaram cirrose e a remissão bioquímica foi atingida em 76,2%. A taxa de sobrevida atuarial foi de 93,0%. Um total de 4,6% pacientes foram submetidos a transplante de fígado e 6,9% morreram (hepatite autoimune-1: 7,5%; hepatite autoimune-2: 2,4%). Conclusões: Nesta grande série clínica de crianças e adolescentes brasileiros, a hepatite autoimune-1 foi mais frequente e os pacientes com hepatite autoimune-2 mostraram maiores taxas de remissão da doença com respostas mais rápidas aos tratamentos. Os pacientes com hepatite autoimune-1 apresentaram maior risco de óbito.
Abstract Objective: This large study with a long-term follow-up aimed to evaluate the clinical presentation, laboratory findings, histological profile, treatments, and outcomes of children and adolescents with autoimmune hepatitis. Methods: The medical records of 828 children and adolescents with autoimmune hepatitis were reviewed. A questionnaire was used to collect anonymous data on clinical presentation, biochemical and histological findings, and treatments. Results: Of all patients, 89.6% had autoimmune hepatitis-1 and 10.4% had autoimmune hepatitis-2. The female sex was predominant in both groups. The median age at symptom onset was 111.5 (6; 210) and 53.5 (8; 165) months in the patients with autoimmune hepatitis 1 and autoimmune hepatitis-2, respectively. Acute clinical onset was observed in 56.1% and 58.8% and insidious symptoms in 43.9% and 41.2% of the patients with autoimmune hepatitis-1 and autoimmune hepatitis-2, respectively. The risk of hepatic failure was 1.6-fold higher for autoimmune hepatitis-2. Fulminant hepatic failure occurred in 3.6% and 10.6% of the patients with autoimmune hepatitis-1 and autoimmune hepatitis-2, respectively; the risk was 3.1-fold higher for autoimmune hepatitis-2. The gamma globulin and immunoglobulin G levels were significantly higher in autoimmune hepatitis-1, while the immunoglobulin A and C3 levels were lower in autoimmune hepatitis-2. Cirrhosis was observed in 22.4% of the patients; biochemical remission was achieved in 76.2%. The actuarial survival rate was 93.0%. A total of 4.6% underwent liver transplantation, and 6.9% died (autoimmune hepatitis-1: 7.5%; autoimmune hepatitis-2: 2.4%). Conclusions: In this large clinical series of Brazilian children and adolescents, autoimmune hepatitis-1 was more frequent, and patients with autoimmune hepatitis-2 exhibited higher disease remission rates with earlier response to treatment. Patients with autoimmune hepatitis-1 had a higher risk of death.
https://doi.org/10.1016/j.jped.2018.04.007
1614 downloads
12.
Perfil metabólico proteico de vacas em lactação alimentadas com milho e ureia a pasto
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Guerra, M.G.
; Veras, A.S.C.
; Santos, V.L.F.
; Ferreira, M.A.
; Novaes, L.P.
; Barreto, L.M.G.
; Câmara, P.L.C.O.
; Silva, L.R.
.
Arquivo Brasileiro de Medicina Veterinária e Zootecnia
- Métricas do periódico
RESUMO Objetivou-se com este estudo avaliar os efeitos da substituição total do farelo de soja por milho e ureia sobre consumo e digestibilidade aparente da matéria seca, perfil metabólico proteico e balanço de nitrogênio de vacas mestiças em lactação em pastejo, com lotação intermitente de capim-mombaça (Panicum maximum). Foram utilizadas 12 vacas mestiças em lactação, com peso corporal médio inicial de 473,0+45,0kg, período de lactação médio de 95,0+42,2 dias e produção de leite de média inicial de 14,1+1,9kg/dia. As vacas eram primíparas e multíparas, mestiças de Girolando, Pardo-Suíço e Jersey. Os tratamentos consistiram em quatro níveis de substituição do farelo de soja por milho e ureia (0; 33; 66; 100% na matéria seca - MS). O capim-mombaça apresentou teor médio de proteína bruta e fibra em detergente neutro de 19 e 59% na MS, respectivamente. A substituição do farelo de soja por milho e ureia não alterou o consumo e a digestibilidade aparente da MS. As concentrações de ureia e N-ureico plasmáticos foram alteradas pela substituição do farelo de soja por milho e ureia. O balanço de nitrogênio foi positivo e não foi alterado com as substituições. Para vacas mestiças produzindo, em média, 12,5kg/dia e mantidas em pasto de qualidade, pode se substituir totalmente o farelo de soja por milho e ureia.
ABSTRACT The objective of this study was to evaluate the effects of total replacement of corn by soybean meal and urea on intake and apparent digestibility of dry matter, protein metabolic profile, and nitrogen balance of lactating crossbred cows grazing with intermittent stocking Mombasa grass (Panicum maximum). Twelve milking cows were distributed in a triple 4 x 4 latin design, with a mean initial body weight of 473,0+45,0kg, average lactation period of 95,0+42,2 days and milk production of initial mean of 14,1+1,9kg/day. Cows were primiparous and multiparous. The treatments consisted of four levels of substitution of soybean meal for corn and urea (0; 33; 66; 100% in dry matter - DM). The Mombasa grass showed an average content of crude protein and neutral detergent fiber of 19 and 59% in DM, respectively. The concentrations of urea and plasma urea nitrogen were altered by replacing soybean meal with corn and urea. Protein metabolic profile was changed with the replacement of soybean meal by corn and urea. The nitrogen balance was positive and has not changed with the replacements. For mixed-race cows producing an average of 12.5kg/day and kept in good-quality pastures, one can replace soybean meal totally with corn and urea.
https://doi.org/10.1590/1678-4162-9677
1696 downloads
13.
Decellularization of placentas: establishing a protocol
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Leonel, L.C.P.C.
; Miranda, C.M.F.C.
; Coelho, T.M.
; Ferreira, G.A.S.
; Caãada, R.R.
; Miglino, M.A.
; Lobo, S.E.
.
Brazilian Journal of Medical and Biological Research
- Métricas do periódico
Biological biomaterials for tissue engineering purposes can be produced through tissue and/or organ decellularization. The remaining extracellular matrix (ECM) must be acellular and preserve its proteins and physical features. Placentas are organs of great interest because they are discarded after birth and present large amounts of ECM. Protocols for decellularization are tissue-specific and have not been established for canine placentas yet. This study aimed at analyzing a favorable method for decellularization of maternal and fetal portions of canine placentas. Canine placentas were subjected to ten preliminary tests to analyze the efficacy of parameters such as the type of detergents, freezing temperatures and perfusion. Two protocols were chosen for further analyses using histology, scanning electron microscopy, immunofluorescence and DNA quantification. Sodium dodecyl sulfate (SDS) was the most effective detergent for cell removal. Freezing placentas before decellularization required longer periods of incubation in different detergents. Both perfusion and immersion methods were capable of removing cells. Placentas decellularized using Protocol I (1% SDS, 5 mM EDTA, 50 mM TRIS, and 0.5% antibiotic) preserved the ECM structure better, but Protocol I was less efficient to remove cells and DNA content from the ECM than Protocol II (1% SDS, 5 mM EDTA, 0.05% trypsin, and 0.5% antibiotic).
https://doi.org/10.1590/1414-431x20176382
2870 downloads
14.
Tiller density and tillering on Brachiaria brizantha cv. Marandu pastures inoculated with Azospirillum brasilense
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Pedreira, B.C.
; Barbosa, P.L.
; Pereira, L.E.T.
; Mombach, M.A.
; Domiciano, L.F.
; Pereira, D.H.
; Ferreira, A.
.
Arquivo Brasileiro de Medicina Veterinária e Zootecnia
- Métricas do periódico
RESUMO Objetivou-se com este estudo verificar a densidade populacional e a dinâmica do perfilhamento em dosséis de capim Marandu submetidos a estratégias de adubação nitrogenada, caracterizadas pelo fornecimento de N via ureia ou inoculante (Azospirillum brasilense). Os tratamentos foram quatro estratégias de adubação nitrogenada: sem fertilização, 80kg N/ha, inoculante (A. brasilense) e 80kg N/ha + inoculante, distribuídos em um delineamento de blocos completos ao acaso, com três repetições por tratamento. As estratégias de aporte nitrogenado foram avaliadas em seis épocas: outubro, novembro e dezembro de 2012; e janeiro, março e abril de 2013. Não foi verificada influência da dose de nitrogênio ou do inoculante sobre a taxa de aparecimento (TAP), a taxa de mortalidade (TMP), a taxa de sobrevivência (TSP) e a densidade populacional de perfilhos (DPP). No entanto, essas variáveis foram influenciadas pela época do ano. A TAP e a TSP apresentaram maiores valores no início do período experimental (outubro) e menor valor ao final do período (março a abril). A TMP e a DPP expressaram respostas opostas, com menores valores em outubro e maiores a partir de janeiro. Não houve influência do nitrogênio e do inoculante sobre a dinâmica populacional de perfilhos em capim Marandu.
ABSTRACT The objective of this study is to verify the population density and the dynamics of tillering in the Marandu palisade grass sward subjected to nitrogen (N) fertilization strategies, characterized by the N supply via urea or bacterial inoculant (Azospirillum brasilense). The treatments comprised of four nitrogen fertilization strategies: (A) Without fertilization, (B) 80 kg N/ha, (C) inoculant (A. brasilense), and (D) 80 kg N/ha + inoculant, distributed in a randomized complete block design, with three replications. The nitrogen supply strategies were evaluated during six periods: October, November, and December (2012) as well as January, March, and April (2013). The nitrogen dose or inoculant had no effect on the tiller appearance rate (TAR), tiller mortality rate (TMR), tiller survival rate (TSR), or tiller population density (TPD). However, these variables were influenced by the season. The TAR and TSR were higher at the beginning of the experimental period (October) and lower towards the end of the period (March-April), whereas, TMR and TPD exhibited the opposite behavior, with lower values in October and higher from January onward. Neither the nitrogen nor the inoculant influenced the population dynamics of the tillers in Marandu palisade grass.
https://doi.org/10.1590/1678-4162-9034
1484 downloads
15.
Effect of replacing wheat bran with spineless cactus plus urea in sugarcane-based diets for sheep
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Lins, S.E.B.
; Pessoa, R.A.
; Ferreira, M.A.
; Campos, J.M.S.
; Silva, J.A.B.A.
; Santos, S.A.
; Silva, J.L.
; Melo, T.T.B.
; Chagas, J.C.C.
.
South African Journal of Animal Science
- Métricas do periódico
In times of drought, the availability of feed is reduced, and the use of concentrate ingredients, such as wheat bran, becomes costly for animal production. Thus, the use of spineless cactus emerges as a potential solution to the shortage of feed and water during prolonged drought periods. The objective of this study was to evaluate the effects of replacing wheat bran with spineless cactus plus urea (0%, 25%, 50%, 75%, and 100%) in sugarcane-based diets for sheep on nutrient intake, feeding behaviour, nitrogen balance and microbial protein synthesis. Five male Santa Ines sheep with average initial bodyweight of 34.0 ± 3.6 kg were used in a 5 ₓ 5 Latin square. The maximum intakes of dry matter (DM) (1414 g/day), organic matter (OM) (1281 g/day), crude protein (CP) (204 g/day), neutral detergent fibre corrected for ash and protein (NDFap) (425 g/day), and total digestible nutrients (tdN) (890 g/day) were estimated with replacement levels of 80.2%, 75.3%, 88.6%, 50.5%, and 79.3% respectively. Feeding behaviour was not altered by replacing wheat bran with spineless cactus plus urea. Nitrogen retention increased by 0.10 g/day, while plasmatic urea nitrogen increased by 0.20 mg/day for every 1% level of replacement. The maximum production of microbial nitrogen (15.9 g/day) and microbial protein synthesis (99.4 g/day) were estimated with replacement levels of 45.8 and 45.7%, respectively. It is concluded that up to 80% wheat bran could be replaced with spineless cactus plus urea in sugarcane-based diets for sheep.
https://doi.org/10.4314/sajas.v47i4.10
368 downloads
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