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Genetic diversity among accessions of Spondias mombin L. collected in northeastern Brazil L
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Batista, Giovana Sarah Sales
; Vieira, Samara de Brito
; Carvalho, Leonardo Castelo Branco
; Valente, Sérgio Emílio dos Santos
; Vasconcelos, Lucio Flavo Lopes
; Lima, Paulo Sarmanho da Costa
.
Abstract: Spondias mombin is an arboreal species, the fruits of which possess a unique flavor and aroma and contain both nutritive and bioactive compounds. Considering that knowledge regarding the genetic variability in S. mombin is important for the establishment of a genetic improvement program, the aim was to characterize S. mombin accessions collected in the states of Maranhão and Piauí, northeastern Brazil, using molecular analysis with simple sequence repeats markers (ISSR). Twenty-six accessions maintained in the Embrapa Meio-Norte germplasm bank (Teresina, PI, Brazil) and two dwarf accessions collected from a private property in Teresina-PI were evaluated. The 12 ISSR markers employed presented strong discriminatory power as demonstrated by the high percentage of polymorphism (88.75%) and mean polymorphic information content (0.641). High genetic diversity among the accessions was demonstrated by the diversity indices of Nei (H=0.37) and Shannon (I=0.55), while gene flow between populations was considered moderate (Nm=0.6268 migrants per generation). The genetic diversity could be explained mainly by variability within-populations (88.71%) rather than between-populations (11.29%), although the genetic differentiation coefficient between-populations was moderate (GST=0.11) and statistically significant (P < 0.01). Unweighted pair group method with arithmetic mean (UPGMA) clustering and Population Structure analysis showed genetically distinct groups. The dwarf accessions were the most divergent and should be incorporated into the germplasm bank. Our study verified the existence of genetic differentiation between the tested S. mombin accessions and confirmed that such variability could be exploited through genetic improvement programs. Abstract species compounds S program Piauí Brazil ISSR. . (ISSR) Twentysix Twenty six MeioNorte Meio Norte Teresina, Teresina (Teresina PI TeresinaPI evaluated 1 88.75% 8875 88 75 (88.75% 0.641. 0641 0.641 0 641 (0.641) H=0.37 H037 H 37 (H=0.37 I=0.55, I055 I I=0.55 , 55 (I=0.55) Nm=0.6268 Nm06268 Nm 6268 (Nm=0.626 generation. generation generation) withinpopulations within 88.71% 8871 71 (88.71% betweenpopulations 11.29%, 1129 11.29% 11 29 (11.29%) GST=0.11 GST011 GST (GST=0.11 P 0.01. 001 0.01 01 0.01) UPGMA (UPGMA groups programs (ISSR 88.75 887 8 7 (88.75 064 0.64 64 (0.641 H=0.3 H03 3 (H=0.3 I05 I=0.5 5 (I=0.55 Nm=0.626 Nm0626 626 (Nm=0.62 88.71 (88.71 112 11.29 2 (11.29% GST=0.1 GST01 (GST=0.1 00 0.0 88.7 (88.7 06 0.6 6 (0.64 H=0. H0 (H=0. I0 I=0. (I=0.5 Nm=0.62 Nm062 62 (Nm=0.6 11.2 (11.29 GST=0. GST0 (GST=0. 0. 88. (88. (0.6 H=0 (H=0 I=0 (I=0. Nm=0.6 Nm06 (Nm=0. 11. (11.2 GST=0 (GST=0 (88 (0. H= (H= I= (I=0 Nm=0. Nm0 (Nm=0 (11. GST= (GST= (8 (0 (H (I= Nm=0 (Nm= (11 (GST ( (I Nm= (Nm (1
Resumo Spondias mombin é uma espécie arbórea cujos frutos possuem sabor e aroma únicos e contêm compostos nutritivos e bioativos. Considerando que o conhecimento sobre a variabilidade genética em S. mombin é importante para o estabelecimento deum programa de melhoramento genético, objetivou-se caracterizar acessos de S. mombincoletados nos Estados do Maranhão e Piauí, Nordeste do Brasil, utilizando análisemolecular com repetições simples de sequência: marcadores (ISSR). Foram avaliados 26 acessos mantidos no banco de germoplasma da Embrapa Meio-Norte (Teresina-PI, Brasil) e dois acessos anões coletados em propriedade privada, em Teresina-PI. Os 12 marcadores ISSR empregadosapresentaram forte poder discriminatório demonstrado pelo alto percentual de polimorfismo(88,75%) e conteúdo médio de informação polimórfica (0,641). A altadiversidade genética entre os acessos foi demonstrada pelos índices de diversidade de Nei (H=0,37)e Shannon(I=0,55), enquanto o fluxo gênico entre populações foi considerado moderado(Nm=0,6268 migrantes por geração). A diversidade genética pode ser explicada,principalmente, pela variabilidade dentro das populações (88,71%) e não entre populações (11,29%), embora ocoeficiente de diferenciação genética entre populações tenha sido moderado (GST = 0,11) e estatisticamente significativo (P <0,01). O método de grupos de pares nãoponderados com agrupamento de média aritmética (UPGMA) e a análise de estrutura populacional mostraram grupos geneticamente distintos. Os acessos anões foram os mais divergentes edeveriam ser incorporados ao banco de germoplasma. Nosso estudo verificou a existência de diferenciação genética entre os acessos testados de S. mombine confirmou quetal variabilidade poderia ser explorada através de programas de melhoramento genético. bioativos S genético objetivouse objetivou se Piauí Brasil sequência ISSR. . (ISSR) 2 MeioNorte Meio Norte TeresinaPI, TeresinaPI Teresina PI, PI (Teresina-PI privada TeresinaPI. PI. Teresina-PI 1 polimorfismo88,75% polimorfismo8875 polimorfismo 88,75% 88 75 polimorfismo(88,75% 0,641. 0641 0,641 0 641 (0,641) H=0,37e H037e He H=0,37 H 37 ShannonI=0,55, ShannonI055 ShannonI Shannon I=0,55 , I 55 Shannon(I=0,55) moderadoNm=0,6268 moderadoNm06268 moderadoNm Nm=0,6268 Nm 6268 moderado(Nm=0,626 geração. geração geração) explicadaprincipalmente explicada principalmente explicada,principalmente 88,71% 8871 71 (88,71% 11,29%, 1129 11,29% 11 29 (11,29%) GST 0,11 011 P <0,01. 001 <0,01 01 <0,01) UPGMA (UPGMA distintos (ISSR polimorfismo88 polimorfismo88,75 polimorfismo887 8875 88,75 8 7 polimorfismo(88,75 064 0,64 64 (0,641 37e H037 H=0,3 3 ShannonI=0,55 ShannonI05 I055 I=0,5 5 Shannon(I=0,55 moderadoNm=0,626 moderadoNm0626 Nm06268 Nm=0,626 626 moderado(Nm=0,62 88,71 887 (88,71 112 11,29 (11,29% 0,1 00 <0,0 polimorfismo8 polimorfismo88,7 88,7 polimorfismo(88,7 06 0,6 6 (0,64 H03 H=0, ShannonI=0,5 ShannonI0 I05 I=0, Shannon(I=0,5 moderadoNm=0,62 moderadoNm062 Nm0626 Nm=0,62 62 moderado(Nm=0,6 (88,7 11,2 (11,29 0, <0, polimorfismo88, 88, polimorfismo(88, (0,6 H0 H=0 ShannonI=0, I0 I=0 Shannon(I=0, moderadoNm=0,6 moderadoNm06 Nm062 Nm=0,6 moderado(Nm=0, (88, 11, (11,2 <0 polimorfismo(88 (0, H= ShannonI=0 I= Shannon(I=0 moderadoNm=0, moderadoNm0 Nm06 Nm=0, moderado(Nm=0 (88 (11, < polimorfismo(8 (0 ShannonI= Shannon(I= moderadoNm=0 Nm0 Nm=0 moderado(Nm= (8 (11 polimorfismo( ( Shannon(I moderadoNm= Nm= moderado(Nm (1
2.
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.
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; Gama, Emanuel R.R.
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; Nishiyama, Eric Y.
; Spiessberger, Erich L.
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; Gallardo, Fabiana
; Hernandes, Fabio A.
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; Nascimento, Francisco E. de L.
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; Melo, Francisco T. de V.
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; Powell, Gareth S.
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; Carvalho, Gervásio S.
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; Maurício, Giovanni N.
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; Lopez, Guilherme E.L.
; Silva, Guilherme L. da
; Muricy, Guilherme
; Brito, Guilherme R.R.
; Garbino, Guilherme S.T.
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; Libardi, Gustavo S.
; Proctor, Heather C.
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; Miyahira, Igor C.
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; Franz, Ismael
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; Prando, Jadila S.
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; Silva, Janaina M.
; Santos, Jandir C.
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; Valderrama, Jefferson S.
; Dalapicolla, Jeronymo
; Oliveira, Jéssica P.
; Hájek, Jiri
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; Narita, João P.
; Martin, João P.I.
; Grazia, Jocélia
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; Cherem, Jorge J.
; Farias Júnior, José A.S.
; Fernandes, Jose A.M.
; Pacheco, José F.
; Birindelli, José L.O.
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; 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.
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; 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.
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; Sekerka, Lukas
; Barros, Lurdiana D.
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; Skoracki, Maciej
; Correia, Maira A.
; Uchoa, Manoel A.
; Andrade, Manuella F.G.
; Hermes, Marcel G.
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; Monné, Marcela L.
; Labruna, Marcelo B.
; Santis, Marcelo D. de
; Duarte, Marcelo
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; 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.
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; Tavares, Marcos D.S.
; Lhano, Marcos G.
; Bevilaqua, Marcus
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; Domingues, Marcus V.
; Sallum, Maria A.M.
; Digiani, María C.
; Santarém, Maria C.A.
; Nascimento, Maria C. do
; Becerril, María de los A.M.
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; Passos, Maria I. da S. dos
; Felippe-Bauer, Maria L.
; Cherman, Mariana A.
; Terossi, Mariana
; Bartz, Marie L.C.
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; Benaim, Natalia P.
; Reategui, Natália S.
; Pedro, Natan C.
; Pecly, Nathalia H.
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; Silva Júnior, Nelson J. da
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; Hamada, Neusa
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; Shibatta, Oscar A.
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; 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.
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; 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
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; 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.
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; Ramos, Robson T. da C.
; Cavichioli, Rodney R.
; Barros, Rodolfo C. de
; Caires, Rodrigo A.
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; 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
3.
Long-term oncological and surgical outcomes after Video Endoscopic Inguinal Lymphadenectomy (VEIL) in patients with penile cancer Longterm Long term VEIL (VEIL
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Tobias-Machado, Marcos
; Ornellas, Antonio A.
; Hidaka, Alexandre K.
; Medina, Luis G.
; Mattos, Pablo A. L.
; Besio, Ruben S.
; Abreu, Diego
; Castro, Pedro R.
; Nishimoto, Ricardo H.
; Astigueta, Juan
; Dourado, Aurus
; Machado, Roberto D.
; Magnabosco, Wesley J.
; Corona-Montes, Victor
; Villoldo, Gustavo M.
; Zampolli, Hamilton C.
; Taha, Anis
; Auad, Pericles R.
; Faria, Eliney F.
; Arantes, Paulo B. O.
; Tavares, Alessandro
; Nascimento, Francisco S. M. S.
; Brazão Jr., Eder S.
; Rocha, Maurício M.
; Costa, Walter H.
; Panico, Vinicius
; Reis, Leonardo O.
; Almeida-Carrera, Roberto J.
; Silva, Rafael C.
; Zequi, Stênio C.
; Calixto, José R. R.
; Sotelo, Rene
.
ABSTRACT Objective: To report outcomes from the largest multicenter series of penile cancer patients undergoing video endoscopic inguinal lymphadenectomy (VEIL). Materials and Methods: Retrospective multicenter analysis. Authors of 21 centers from the Penile Cancer Collaborative Coalition-Latin America (PeC-LA) were included. All centers performed the procedure following the same previously described standardized technique. Inclusion criteria included penile cancer patients with no palpable lymph nodes and intermediate/high-risk disease and those with non-fixed palpable lymph nodes less than 4 cm in diameter. Categorical variables are shown as percentages and frequencies whereas continuous variables as mean and range. Results: From 2006 to 2020, 210 VEIL procedures were performed in 105 patients. Mean age was 58 (45-68) years old. Mean operative time was 90 minutes (60-120). Mean lymph node yield was 10 nodes (6-16). Complication rate was 15.7%, including severe complications in 1.9% of procedures. Lymphatic and skin complications were noted in 8.6 and 4.8% of patients, respectively. Histopathological analysis revealed lymph node involvement in 26.7% of patients with non-palpable nodes. Inguinal recurrence was observed in 2.8% of patients. 10y- overall survival was 74.2% and 10-y cancer specific survival was 84.8%. CSS for pN0, pN1, pN2 and pN3 were 100%, 82.4%, 72.7% and 9.1%, respectively. Conclusion: VEIL seems to offer appropriate long term oncological control with minimal morbidity. In the absence of non-invasive stratification measures such as dynamic sentinel node biopsy, VEIL emerged as the alternative for the management of non-bulky lymph nodes in penile cancer. Objective VEIL. . (VEIL) Methods 2 CoalitionLatin Coalition Latin PeCLA PeC LA (PeC-LA technique intermediate/highrisk intermediatehighrisk intermediate/high risk intermediate high nonfixed non fixed diameter range Results 200 2020 5 4568 45 68 (45-68 old 9 60120. 60120 60 120 (60-120) 1 616. 616 6 16 (6-16) 157 15 7 15.7% 19 1.9 86 8 8. 48 4.8 respectively 267 26 26.7 nonpalpable 28 2.8 10y y 742 74 74.2 848 84 84.8% pN0 pN pN1 100 100% 824 82 82.4% 727 72 72.7 91 9.1% Conclusion morbidity noninvasive invasive biopsy nonbulky bulky (VEIL highrisk intermediatehigh 20 202 456 (45-6 6012 12 (60-120 61 (6-16 15.7 1. 4. 26. 2. 74. 84.8 82.4 72. 9.1 (45- 601 (60-12 (6-1 15. 84. 82. 9. (45 (60-1 (6- (4 (60- (6 ( (60
4.
USO DA ANÁLISE BIBLIOMÉTRICA COMO FERRAMENTA PARA O LEVANTAMENTO DE ESTUDOS SOBRE A METABOLÔMICA APLICADA NA BIORREMEDIAÇÃO DE ÁREAS IMPACTADAS POR HIDROCARBONETOS
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Costa, Bruna P. da
; Dantas, Camila P.
; Miranda, Beatriz B.
; Lima, Danusia F.
; Oliveira, Olívia Maria C. de
; Garcia, Karina S.
; Canuto, Gisele A. B.
; Teixeira, Leonardo S. G.
.
Bibliometric reviews, carried out from access to databases of scientific articles associated with software for data processing, can be helpful for qualitative and quantitative assessments of existing publications on a given topic. Several petroleum hydrocarbons are carcinogenic and immunotoxic agents, causing adverse effects on the biota, and the study of metabolites generated in bioremediation processes has been the object of current research. Therefore, in this work, the use of bibliometric analysis as a tool for surveying studies on the applied metabolomics bioremediation of areas impacted by hydrocarbons is presented. A bibliometric review was carried out in the Scopus Preview and Web of Science databases with data analysis using RStudio software with the bibliometrix package. The survey gathered the studies and prominent publications of the last seven years, making it possible to present gaps and opportunities in the area. reviews processing topic agents biota research Therefore work presented package years area
5.
Molecular and serological diagnosis of toxoplasmosis: a systematic review and meta-analysis toxoplasmosis metaanalysis meta analysis
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Souza, Isa Marianny Ferreira Nascimento Barbosa de
; Siqueira, Victor da Silva
; Ribeiro, Isabella da Costa
; Moraes, Laís Silva Pinto
; Prado, Débora Pereira Gomes do
; Rezende, Stéfanne Rodrigues
; Costa, Webster Leonardo Guimarães da
; Rezende, Hanstter Hallison Alves
.
Revista do Instituto de Medicina Tropical de São Paulo
- Métricas do periódico
ABSTRACT Toxoplasmosis is an infection of vast worldwide distribution whose etiologic agent is Toxoplasma gondii. This disease can cause problems ranging from mild symptoms to serious conditions, such as encephalitis, miscarriage and blindness. Therefore, it is of utmost importance to perform a diagnosis with reproducible techniques in order to obtain a good prognosis. The aim of this review was to analyze the efficiency of toxoplasmosis diagnostic techniques based on sensitivity and specificity results. Five research platforms in English language were used (Eric, Elsevier, Google Scholar, PubMed and SciELO), which contained data on the diagnosis of toxoplasmosis. The search and selection were performed for studies published prior to June 2021. The search resulted in the inclusion of 13 articles published from 2005 to 2020. The data revealed the use of different samples in the standardization of techniques such as serum, total blood, colostrum and amniotic fluid. The flow cytometry, lateral flow immunoassay and qPCR techniques showed 100% sensitivity, whereas the ELISA, western blotting, qPCR and RE-LAMP techniques achieved 100% specificity. Significantly, the qPCR and LAMP techniques were more accurate when the likelihood ratio was assessed. The meta-analysis identified that ISAGA and western blotting have low sensitivity values and LIASON, ELFA and ELISA, using a silica bioconjugate, also have low specificity values. It was noted that a wide range of methods have high values of sensitivity and specificity. Therefore, the choice of the method will be based on the conditions and its financial viability. gondii encephalitis blindness Therefore prognosis results Eric, Eric (Eric Elsevier Scholar SciELO, SciELO , SciELO) 2021 1 200 2020 serum blood fluid cytometry 100 ELISA RELAMP RE Significantly assessed metaanalysis meta analysis LIASON bioconjugate viability 202 20 10 2
6.
The Challenges of Implementing a Text Message Intervention to Promote Behavioral Change in Primary Care Patients With Hypertension and Diabetes
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Oliveira, João Antonio de Queiroz
; Cimini, Christiane
; Almeida, Vania
; Maia, Junia Xavier
; Resende, Raissa Eda
; Gualberto, Leticia Alves
; Santos, Pedro Henrique Lauar
; Gomes, Paulo R.
; Bonisson, Leonardo
; Paixão, Maria Cristina
; Costa, Janaina Moutinho
; Cardoso, Clareci Silva
; Santo, Karla
; Ribeiro, Antonio
; Martins, Maria Auxiliadora
; Marcolino, Milena S.
.
International Journal of Cardiovascular Sciences
- Métricas do periódico
Abstract Background Controlling blood pressure and glycemic levels is a challenge that requires innovative solutions. Objective To assess the feasibility of implementing a text message intervention among low-income primary care patients, as well as to assess self-reported behavioral change. Methods A set of 200 text messages was developed on healthy eating, physical activity, adherence, and motivation. Participants from Vale do Mucuri, MG, Brazil diagnosed with diabetes or hypertension or undergoing screening for those diseases, received 5 to 8 messages per week for 6 months. They answered a questionnaire to report their satisfaction and behavioral changes. Results Of the 136 patients, 117 (86.0%) answered the questionnaire. Most reported that the messages were very useful (86.3%), easy to understand (90.6%), and were very helpful for behavioral change (65.0%); 84.6% reported that they had started eating healthier. The most frequent reported lifestyle changes were: improved diet quality (85.5%), reduced portions (65.8%), and weight loss (56.4%). The majority of patients shared the messages (60.7%) with family or other acquaintances, considered the number of messages to be adequate (89.7%) and would recommend the program to others (95.7%). Conclusion An intervention based on text messages to promote behavioral change in patients with hypertension or diabetes in primary care is feasible in low-resource settings. Future studies are needed to assess the program’s long-term effects on clinical outcomes. solutions lowincome low income selfreported self 20 activity adherence motivation Mucuri MG diseases months 13 11 86.0% 860 86 0 (86.0% 86.3%, 863 86.3% , 3 (86.3%) 90.6%, 906 90.6% 90 (90.6%) 65.0% 650 65 (65.0%) 846 84 84.6 healthier 85.5%, 855 85.5% 85 (85.5%) 65.8%, 658 65.8% (65.8%) 56.4%. 564 56.4% . 56 4 (56.4%) 60.7% 607 60 7 (60.7% acquaintances 89.7% 897 89 (89.7% 95.7%. 957 95.7% 95 (95.7%) lowresource resource settings programs s longterm long term outcomes 2 1 86.0 (86.0 86.3 (86.3% 90.6 9 (90.6% 65.0 (65.0% 84. 85.5 (85.5% 65.8 (65.8% 56.4 (56.4% 60.7 (60.7 89.7 (89.7 95.7 (95.7% 86. (86. (86.3 90. (90.6 65. (65.0 85. (85.5 (65.8 56. (56.4 60. (60. 89. (89. 95. (95.7 (86 (90. (65. (85. (56. (60 (89 (95. (8 (90 (65 (85 (56 (6 (95 ( (9 (5
7.
Characterization of coccidiosis and evaluation of suggestive cases of subclinical necrotic enteritis in broilers
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Santiani, Fabio
; Silva, Rodrigo Otávio S.
; Oliveira Júnior, Carlos Augusto de
; Withoeft, Jéssica Aline
; Cristo, Thierry G.
; Costa, Leonardo S.
; Gaspar, Taís
; Casagrande, Renata A.
.
ABSTRACT: This study performed the characterization of coccidiosis in broilers and evaluated the occurrence of suggestive cases of necrotic enteritis (NE), seeking if there is an association between the diseases in Brazilian flocks. Two hundred and fifty-six birds from 32 flocks were evaluated. Macroscopic and histopathological lesions were graduated for coccidiosis and NE. Intestinal content was investigated by polymerase chain reaction (PCR) for seven species of Eimeria and by selective anaerobic culture for Clostridium perfringens and identification of the NetB gene. Flocks positive for coccidiosis represented 93.8%. Macroscopic lesions of coccidiosis were Grade 1 for E. acervulina (27%); E. tenella (9.7%) and E. maxima (8.9%). Histopathological evaluation showed Grade 1 in duodenum (38.2%); jejunum (21.4%); cecum (9.3%) and ileum (5%). PCR demonstrated positivity for E. tenella (21.9%), E. maxima (18.8%), and E. acervulina (3.1%). Suggestive macroscopic lesions of necrotic enteritis ranged from Grade 1 (16%), 2 (23%) and 3 (10,9%). Histopathology indicated the absence of necrosis, showing only hemorrhage in the mucosa and submucosa, with the presence of Eimeria spp. Clostridium perfringens type A netB+ was not isolated, demonstrating that macroscopic lesions found mostly in the jejunum did not characterize NE, based on histopathology and negativity of the NetB gene. The study suggests that, due to the high occurrence of coccidiosis, many macroscopic findings suggestive of NE are, in fact, attributed to atypical lesions caused by the reproduction of Eimeria spp. ABSTRACT , (NE) fiftysix fifty six (PCR gene 938 93 8 93.8% E 27% 27 (27%) 9.7% 97 9 7 (9.7% 8.9%. 89 8.9% . (8.9%) 38.2% 382 38 (38.2%) 21.4% 214 21 4 (21.4%) 9.3% (9.3% 5%. 5 5% (5%) 21.9%, 219 21.9% (21.9%) 18.8%, 188 18.8% 18 (18.8%) 3.1%. 31 3.1% (3.1%) 16%, 16 16% (16%) 23% 23 (23% 10,9%. 109 10,9% 10 (10,9%) necrosis submucosa spp netB isolated are fact (NE 93.8 (27% 9.7 (9.7 8.9 (8.9% 38.2 (38.2% 21.4 (21.4% 9.3 (9.3 (5% 21.9 (21.9% 18.8 (18.8% 3.1 (3.1% (16% (23 10,9 (10,9% 93. (27 9. (9. 8. (8.9 38. (38.2 21. (21.4 (5 (21.9 18. (18.8 3. (3.1 (16 (2 10, (10,9 (9 (8. (38. (21. ( (18. (3. (1 (10, (8 (38 (21 (18 (3 (10
RESUMO: Este estudo realizou a caracterização de coccidiose em frangos de corte e avaliou a ocorrência de casos sugestivos de enterite necrótica (EN), buscando se há alguma associação entre estas duas enfermidades em lotes de frango de corte no Brasil. Foram avaliadas 256 aves de 32 lotes. Lesões macroscópicas e histopatológicas foram graduadas para coccidiose e EN. O conteúdo intestinal foi investigado por reação em cadeia da polimerase (PCR) para sete espécies de Eimeria e por cultura anaeróbia seletiva para Clostridium perfringens e identificação do gene NetB. Os lotes positivos para coccidiose representaram 93,8%. Lesões macroscópicas de coccidiose foram de Grau 1 para E. acervulina (27%); E. tenella (9,7%) e E. maxima (8,9%). A avaliação histopatológica mostrou Grau 1 no duodeno (38,2%); jejuno (21,4%); ceco (9,3%) e íleo (5%). A PCR demonstrou positividade para E. tenella (21,9%), E. maxima (18,8%) e E. acervulina (3,1%). Lesões macroscópicas sugestivas de enterite necrótica variaram de grau 1 (16%), 2 (23%) e 3 (10,9%). A histopatologia indicou ausência de necrose, apresentando apenas hemorragia em mucosa e submucosa, com presença de Eimeria spp. Clostridium perfringens tipo A netB + não foi isolado, demonstrando que lesões macroscópicas encontradas principalmente no jejuno não caracterizaram NE, com base na histopatologia e negatividade do gene NetB. O estudo sugere que, em virtude da alta ocorrência de coccidiose nos lotes, muitos achados macroscópicos sugestivos de EN são, na verdade, atribuídos a lesões atípicas provocadas pela reprodução de Eimeria spp. RESUMO EN, , (EN) Brasil 25 (PCR NetB 938 93 8 93,8% E 27% 27 (27%) 9,7% 97 9 7 (9,7% 8,9%. 89 8,9% . (8,9%) 38,2% 382 38 (38,2%) 21,4% 214 21 4 (21,4%) 9,3% (9,3% 5%. 5 5% (5%) 21,9%, 219 21,9% (21,9%) 18,8% 188 18 (18,8% 3,1%. 31 3,1% (3,1%) 16%, 16 16% (16%) 23% 23 (23% 10,9%. 109 10,9% 10 (10,9%) necrose submucosa spp isolado NE são verdade (EN 93,8 (27% 9,7 (9,7 8,9 (8,9% 38,2 (38,2% 21,4 (21,4% 9,3 (9,3 (5% 21,9 (21,9% 18,8 (18,8 3,1 (3,1% (16% (23 10,9 (10,9% 93, (27 9, (9, 8, (8,9 38, (38,2 21, (21,4 (5 (21,9 18, (18, 3, (3,1 (16 (2 10, (10,9 (9 (8, (38, (21, ( (18 (3, (1 (10, (8 (38 (21 (3 (10
8.
Streptococcus constellatus causing concomitant extra and intracranial abscesses complicated with sagittal sinus thrombosis
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Farias, Luís Arthur Brasil Gadelha
; Firmino, Natália Nogueira
; Sousa, Marcos Maciel
; Lira, Mateus Lavor
; Meireles, Leonardo Nogueira
; Stolp, Ângela Maria Veras
; Maia, Kelma Maria
; Costa, Silvia Figueiredo
; Perdigão Neto, Lauro Vieira
.
Revista do Instituto de Medicina Tropical de São Paulo
- Métricas do periódico
ABSTRACT Streptococcus constellatus is a gram-positive coccus member of the Streptococcus anginosus group (SAG). It can be found in the oral flora, and may cause abscess more commonly in the gastrointestinal tract, lungs, and heart. Brain abscesses are severe neurological infections with high mortality rates. Streptococcus species other than S. pneumoniae are rare causes of brain abscesses. This case report highlights a severe case of extra and intracranial abscesses due to S. constellatus in an immunocompetent host grampositive gram positive SAG. SAG . (SAG) flora tract lungs heart rates S (SAG
9.
Spontaneous poisoning by Baccharis vulneraria Backer in cattle
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Costa, Leonardo S.
; Cristo, Thierry G.
; Withoeft, Jéssica A.
; Bilicki, João V.
; Pisetta, Nara L.
; Bortoluzzi, Roseli L.C.
; Klug, Cristina M.
; Casagrande, Renata A.
.
RESUMO: Baccharis vulneraria Backer é um subarbusto frequentemente encontrado no sul do Brasil, que leva a um quadro de intoxicação nocivo ao trato gastrointestinal. O objetivo deste trabalho é descrever aspectos epidemiológicos, clínicos e anatomopatológicos de dois casos de intoxicação por B. vulneraria em bovinos. Foram necropsiados dois bovinos de dois municípios do Vale do Itajaí, Santa Catarina, Brasil, com avaliação histopatológica dos órgãos e classificação botânica dos exemplares da planta localizada nos piquetes. No exame clínico do Bovino 1 foram constatados desidratação, atonia ruminal, diarreia, mucosas congestas e hipotermia durante 20 horas, com morte durante atendimento clínico. Na necropsia, havia desprendimento e avermelhamento multifocais moderados na mucosa dos proventrículos. Já o Bovino 2 teve manifestações clínicas de anorexia, fezes secas, atonia ruminal, vocalização e tremores musculares por 10 dias, não responsivas a tratamento, evoluindo para óbito. Na necropsia, havia desprendimento da mucosa dos proventrículos, com avermelhamento e edema transmural difusos acentuados. No exame histológico havia degeneração e necrose da mucosa proventricular, vacuolização e desprendimento do epitélio, infiltrado neutrofílico multifocal moderado (Bovino 1), e necrose transmural difusa acentuada, edema, hemorragia e exsudação fibrinosa acentuados (Bovino 2). Grande quantidade de B. vulneraria foi encontrada nas pastagens dos bovinos, com sinais de consumo. É relatado um caso de evolução subaguda de intoxicação por B. vulneraria, visto que a intoxicação por essa planta geralmente tem curso agudo. Conhecimentos acerca desta planta são necessários para prevenção e controle da intoxicação, evitando novos casos de mortalidade.
ABSTRACT: Baccharis vulneraria Backer is a sub-shrub frequently found in southern Brazil, which leads to gastrointestinal tract intoxication. The objective of this study is to describe epidemiological, clinical and anatomopathological aspects of two cases of B. vulneraria poisoning in cattle. Two bovines from two different municipalities in the Itajaí Valley, Santa Catarina, Brazil were necropsied and performed the histopathological evaluation and botanical classification of the plant found in the pasture. Bovine 1 had dehydration, ruminal atony, diarrhea, congested mucous membranes and hypothermia for 20 hours, and died during clinical care. At necropsy, there was moderate multifocal detachment and reddening of the forestomachs mucosa. Bovine 2 presented anorexia, dry feces, ruminal atony, vocalization and muscle tremors for ten days, unresponsive to treatments, evolving to death. At necropsy were seen loosening of the mucosa with marked diffuse reddening and transmural edema. The microscopic exam revealed degeneration, necrosis, vesiculation, and detachment of the forestomachs’ mucosa, associated with moderate multifocal neutrophilic infiltrate (Bovine 1); marked diffuse transmural necrosis, edema, hemorrhage, and marked fibrinous exudation (Bovine 2). A large amount of B. vulneraria was found in the pastures, with signs of consumption. In this report, a case of subacute evolution of B. vulneraria poisoning was observed, since the poisoning by this plant is usually acute. More knowledge about poisoning by this plant is necessary for the prevention and control, avoiding new mortality cases.
10.
Climate change effects on marginal savannas from central-north Brazil
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COSTA-COUTINHO, JOXLEIDE M. DA
; JARDIM, MÁRIO AUGUSTO G.
; MIRANDA, LEONARDO S.
; CASTRO, ANTONIO ALBERTO JORGE F.
.
Anais da Academia Brasileira de Ciências
- Métricas do periódico
Abstract This study estimated the potential effects of climate change on peripheral plant diversity by predicting the distribution of species from Cerrado of Northern Brazil. Ecological niche modeling was used to provide present and future projections of responses in terms of occurrence of ten woody species based on four algorithms and four future climate change scenarios for the year 2050. Potential refuge areas for conservation actions were identified, and evidence of the vulnerability of the flora was demonstrated based on the disparity between potential areas of climate stability amid current protected areas. The results suggested a lack of pattern between the scenarios and an idiosyncratic response of the species, indicating different impacts on plant communities and the existence of unequal stable alternative conditions, which could bring consequences to the ecological relationships and functionality of the floras. Even in the most pessimistic scenarios, most species presented an expansion of potential occurrence areas, suppressing or cohabiting with species of adjacent biomes. Typically marginal plants were the most sensitive. Overlapping adequate habitats are concentrated in the NBC. The analysis of habitats in relation to anthropized areas and PAs demonstrate low future effectiveness in the protection of these savannas.
11.
COVID-19 in the Perioperative Period of Cardiovascular Surgery: the Brazilian Experience
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Gomes, Walter J.
; Rocco, Isadora
; Pimentel, Wallace S.
; Pinheiro, Aislan H. B.
; Souza, Paulo M. S.
; Costa, Luiz A. A.
; Teixeira, Marjory M. P.
; Ohashi, Leonardo P.
; Bublitz, Caroline
; Begot, Isis
; Moreira, Rita Simone L
; Hossne Jr, Nelson A.
; Vargas, Guilherme F.
; Branco, João Nelson R.
; Teles, Carlos A.
; Medeiros, Eduardo A. S.
; Sáfadi, Camila
; Rampinelli, Amândio
; Moratelli Neto, Leopoldo
; Rosado, Anderson Rosa
; Mesacasa, Franciele Kuhn
; Capriata, Ismael Escobar
; Segalote, Rodrigo Coelho
; Palmieri, Deborah Louize da Rocha Vianna
; Jardim, Amanda Cristina Mendes
; Vianna, Diego Sarty
; Coutinho, Joaquim Henrique de Souza Aguiar
; Jazbik, João Carlos
; Coutinho, Henrique Madureira da Rocha
; Kikuta, Gustavo
; Almeida, Zely Sant'Anna Marotti de
; Feguri, Gibran Roder
; Lima, Paulo Ruiz Lucio de
; Franco, Anna Carolina
; Borges, Danilo de Cerqueira
; Cruz, Felipe Ramos Honorato De La
; Croti, Ulisses Alexandre
; Borim, Bruna Cury
; Marchi, Carlos Henrique De
; Goraieb, Lilian
; Postigo, Karolyne Barroca Sanches
; Jucá, Fabiano Gonçalves
; Oliveira, Fátima Rosane de Almeida
; Souza, Rafael Bezerra de
; Zilli, Alexandre Cabral
; Mas, Raul Gaston Sanchez
; Bettiati Junior, Luiz Carlos
; Tranchesi, Ricardo
; Bertini Jr, Ayrton
; Franco, Leandro Vieira
; Fernandes, Priscila
; Oliveira, Fabiana
; Moraes Jr, Roberto
; Araújo, Thiago Cavalcanti Vila Nova de
; Braga, Otávio Penna
; Pedrosa Sobrinho, Antônio Cavalcanti
; Teixeira, Roberta Tavares Barreto
; Camboim, Irla Lavor Lucena
; Gomes, Eduardo Nascimento
; Reis, Pedro Horigushi
; Garcia, Luara Piovan
; Scorsioni, Nelson Henrique Goes
; Lago, Roberto
; Guizilini, Solange
.
Brazilian Journal of Cardiovascular Surgery
- Métricas do periódico
Abstract Introduction: We investigated the clinical course and outcomes of patients submitted to cardiovascular surgery in Brazil and who had developed symptoms/signs of coronavirus disease 2019 (COVID-19) in the perioperative period. Methods: A retrospective multicenter study including 104 patients who were allocated in three groups according to time of positive real time reverse transcriptase-polymerase chain reaction (RT-PCR) for the SARS-CoV-2 (severe acute respiratory syndrome coronavirus 2): group 1, patients who underwent cardiac surgery > 10 days after positive RT-PCR; group 2, patients with a positive RT-PCR within 10 days before or after surgery; group 3, patients who presented positive RT-PCR > 10 days after surgery. The primary outcome was mortality and secondary outcomes were postoperative complications, intensive care unit (ICU) length of stay, and postoperative days of hospitalization. Results: The three groups were similar with respect to age, the European System of Cardiac Operative Risk Evaluation score, and comorbidities, except hypertension. Postoperative complications and death were significantly higher in groups 2 and 3 than in group 1, and no significant difference between groups 2 and 3 was seen. Group 2 showed a high prevalence of surgery performed as an urgent procedure. Although no significant differences were observed in ICU length of stay, total postoperative hospitalization time was significantly higher in group 3 than in groups 1 and 2. Conclusion: COVID-19 affecting the postoperative period of patients who underwent cardiovascular surgery is associated with a higher rate of morbidity and mortality. Delaying procedures in RT-PCR-positive patients may help reduce risks of perioperative complications and death.
12.
Registro Multicêntrico de Takotsubo (REMUTA) – Aspectos Clínicos, Desfechos Intra-Hospitalares e Mortalidade a Longo Prazo
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Almeida Junior, Gustavo Luiz Gouvêa de
; Mansur Filho, João
; Albuquerque, Denilson Campos de
; Xavier, Sergio Salles
; Pontes, Álvaro
; Gouvêa, Elias Pimentel
; Martins, Alexandre Bahia Barreiras
; Nunes, Nágela S. V.
; Carestiato, Lilian Vieira
; Petriz, João Luiz Fernandes
; Santos, Armando Márcio Gonçalves
; Bandeira, Bruno Santana
; Abufaiad, Bárbara Elaine de Jesus
; Pacheco, Luciana da Camara
; Oliveira, Maurício Sales de
; Ribeiro Filho, Paulo Eduardo Campana
; Sampaio, Pedro Paulo Nogueres
; Duque, Gustavo Salgado
; Camillis, Luiz Felipe
; Marques, André Casarsa
; Lourenço Jr, Francisco Carlos
; Palazzo, José Ricardo
; Costa, Cláudio Ramos da
; Silva, Bibiana Almeida da
; Zukowski, Cleverson Neves
; Garcia, Romulo Ribeiro
; Zonis, Fernanda de Carvalho
; Paula, Suzana Andressa Morais de
; Ferrari, Carolina Gravano Ferraz
; Rangel, Bruno Soares da Silva
; Ferreira, Roberto Muniz
; Mendes, Bárbara Ferreira da Silva
; Castro, Isabela Ribeiro Carvalho de
; Souza, Leonardo Giglio Gonçalves de
; Araújo, Luiz Henrique dos Santos
; Giani, Alexandre
.
Arquivos Brasileiros de Cardiologia
- Métricas do periódico
Resumo Fundamento A síndrome de takotsubo (takotsubo) é uma forma de cardiomiopatia adquirida. Dados nacionais sobre essa condição são escassos. O Registro REMUTA é o primeiro a incluir dados multicêntricos dessa condição no nosso país. Objetivo Descrever as características clínicas, prognóstico, tratamento intra-hospitalar e mortalidade hospitalar e em 1 ano de seguimento. Métodos Estudo observacional, retrospectivo, tipo registro. Incluídos pacientes internados com diagnóstico de takotsubo ou que desenvolveram esta condição durante internação por outra causa. Os desfechos avaliados incluíram fator desencadeador, análise dos exames, uso de medicações, complicações e óbito intra-hospitalar e em 1 ano de seguimento. O nível de significância adotado foi de 5%. Resultados Foram incluídos 169 pacientes, em 12 centros no Estado do Rio de Janeiro. A idade média foi de 70,9 ± 14,1 anos e 90,5% eram do sexo feminino; 63% dos casos foram de takotsubo primário e 37% secundário. Troponina I foi positiva em 92,5% dos pacientes e a mediana de BNP foi de 395 (176,5; 1725). Supradesnivelamento do segmento ST esteve presente em 28% dos pacientes. A fração de ejeção do ventrículo esquerdo teve mediana de 40 (35; 48)%. Observamos taxa de 25,7% de ventilação mecânica invasiva e 17,4% de choque. Suporte circulatório mecânico foi utilizado em 7,7%. A mortalidade intra-hospitalar foi de 10,6% e a mortalidade ao final de 1 ano foi de 16,5%. Takotsubo secundário e choque cardiogênico foram preditores independentes de mortalidade. Conclusão Os resultados do REMUTA mostram que takotsubo não se trata de patologia benigna como se pensava, especialmente no grupo de takotsubo secundário que acarreta elevada taxa de complicações e de mortalidade. (Arq Bras Cardiol. 2020; 115(2):207-216)
Abstract Background Takotsubo syndrome (TTS) is an acquired form of cardiomyopathy. National Brazilian data on this condition are scarce. The Takotsubo Multicenter Registry (REMUTA) is the first to include multicenter data on this condition in Brazil. Objective To describe the clinical characteristics, prognosis, in-hospital treatment, in-hospital mortality, and mortality during 1 year of follow-up. Methods This is an observational, retrospective registry study including patients admitted to the hospital with diagnosis of TTS and patients admitted for other reasons who developed this condition. Evaluated outcomes included triggering factor, analysis of exams, use of medications, complications, in-hospital mortality, and mortality during 1 year of follow-up. A significance level of 5% was adopted. Results The registry included 169 patients from 12 centers in the state of Rio de Janeiro, Brazil. Mean age was 70.9 ± 14.1 years, and 90.5% of patients were female; 63% of cases were primary TTS, and 37% were secondary. Troponin I was positive in 92.5% of patients, and median BNP was 395 (176.5; 1725). ST-segment elevation was present in 28% of patients. Median left ventricular ejection fraction was 40 (35; 48)%. We observed invasive mechanical ventilation in 25.7% of cases and shock in 17.4%. Mechanical circulatory support was used in 7.7%. In-hospital mortality was 10.6%, and mortality at 1 year of follow-up was 16.5%. Secondary TTS and cardiogenic shock were independent predictors of mortality. Conclusion The results of the REMUTA show that TTS is not a benign pathology, as was once thought, especially regarding the secondary TTS group, which has a high rate of complications and mortality. (Arq Bras Cardiol. 2020; 115(2):207-216)
https://doi.org/10.36660/abc.20190166
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13.
Experimental and Theoretical Study of LiMn2O4 Synthesized by the Solution Combustion Method Using Corn Starch as Fuel
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Siqueira Jr, José M.
; Machado, Carolina T.
; Quattrociocchi, Daniel S. G.
; Garrido, Francisco M. S.
; Costa, Leonardo M. da
; Ponzio, Eduardo A.
; Ferreira, Glaucio B.
; Resende, Jackson A. L. C.
.
Journal of the Brazilian Chemical Society
- Métricas do periódico
Lithium manganese oxide, LiMn2O4, was synthesized in two temperature stages, where the first consisted by an ecofriendly solution combustion method at 300 °C. Finally, the as-burned powders were thermal treated at 500 and 700 °C. The structural and morphological changes were evaluated by the Rietveld method and density functional theory (DFT) calculations. The Rietveld refinement indicates obtaining the spinel cubic phase LiMn2O4 and a small amount of Mn2O3. The analyses by scanning electron microscopy (SEM) and transmission electron microscopy (TEM) show a porous microstructure composed of nano-sized crystallites for the sample treated at 500 °C. In cyclic voltammetry, it was possible to observe that the reduction-oxidation reaction is reversible due to the shape of voltammograms and the anodic and cathodic peaks of Mn ions. The theoretical calculations considered the experimental crystallographic parameters. The unit cell volume change was evaluated according to distinct amounts of lithium ions in the structure. The removal of the Li+ cations from the oxides promotes a volume contraction. Therefore, it was possible to evaluate the participation of the Mn3+ ions in the frontier region between the valence and conduction bands. The density of states (DOS) calculation shows a predominant contribution of the O 2p and Mn 3d orbitals in the frontier orbitals.
https://doi.org/10.21577/0103-5053.20190192
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14.
Preliminary observations on the patterns of co-occurrence of Black fly (Diptera: Simuliidae) larvae and some of their potential macroinvertebrate predators
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Figueiró, Ronaldo
; Santos, Suzana Silva dos
; Docile, Tatiana Nascimento
; Costa, Tayanna Rodrigues da
; Ferreira, Christina de Albuquerque
; Gil-Azevedo, Leonardo Henrique
.
ABSTRACT Biotic factors such as predation, although important drivers of the black fly community, are rarely investigated in the literature. This study aimed to test the hypothesis that the patterns of co-occurrence of black fly larvae and its potential predators is not random and that there is a correlation between its frequencies and Simuliidae larvae abundances. Larvae were sampled from two localities in the Pedra Branca State Park, Rio de Janeiro, Brazil, during the dry season in june 2018. We collected Simulium pertinax Kollar, 1832, Simulium subpallidum Lutz, 1910, Simulium (Inaequalium) sp., Simulium (Psaroniocompsa) sp. and Simulium (Trichodagmia) sp. The predators families present were Perlidae, Hydropsychidae, Leptoceridae, Libellulidae and Chironomidae. The null models showed that species co-occurred significantly more than expected by chance. The canonical correlation analyses for the Vargem Grande and Pau da Fome areas area showed a significant relationship between black fly abundances and predator abundances. In Vargem Grande the abundance of Chironomidae showed a highly significant positive correlation to S. (Psaroniocompsa) sp., while Hydropsychidae was significantly correlated to Simulium sp. On the other hand, in Pau da Fome Libellulidae was significantly correlated to S. (Psaroniocompsa) sp. and Simulium sp. and Chironomidae correlated significantly to Simulium sp. The result is consistent with what would be expected of organisms that exercise mutual population regulation, although other factors than biotic interactions may be causing these patterns. However the lack of mechanistic evidences on the effect of biotic interactions on black fly populations pose a challenge on the understanding of these patterns.
https://doi.org/10.1590/1806-9665-rbent-2020-0046
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15.
New records and a new species of Scaphopoda (Mollusca) from the southwestern Atlantic Ocean
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ABSTRACT. The geographical distribution of Bathoxiphus ensiculus (Jeffreys, 1877) and Cadulus platensis Henderson, 1920 is greatly extended based on new records, the former being registered for the first time in the southwestern Atlantic. The type materials of both species are figured and an updated diagnosis of Bathoxiphus Pilsbry & Sharp, 1897 is presented. A new deep-sea species of Cadulus is described, Cadulus victori sp. nov., known from only empty shells collected in the Northeast Brazil (off Alagoas and Bahia states) and distinguished from his congeners mainly by the strongly inflated shell, general outline and dimensions. The present study reinforces that although recent taxonomic revisions have been performed on the Scaphopoda from the southwestern Atlantic, there are still unknown or unrecorded species in museum collections, mostly from poorly sampled areas, especially in the deep sea.
https://doi.org/10.1590/1678-4766e2020023
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