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1.
Cytotoxic activity of Staphylococcus aureus isolates from a cohort of Mexican children with cystic fibrosis
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Rosales-Reyes, Roberto
; Lezana-Fernández, José L.
; Sánchez-Lozano, Joselin Y.
; Gayosso-Vázquez, Catalina
; Lara-Zavala, Berenice A.
; Jarillo-Quijada, M. Dolores
; Alcántar-Curiel, María D.
; Lincopan, Nilton
; Cruz, Miguel A. de la
; Lascurain, Ricardo
; Santos-Preciado, José I.
.
Boletín médico del Hospital Infantil de México
- Journal Metrics
Abstract Background: Cystic fibrosis (CF) is a genetic disease in which thick, sticky mucus is produced in the lungs (and other organs) that impairs ciliary clearance, leading to respiratory problems, increased chronic bacterial infections, and decreased lung function. Staphylococcus aureus is one of the primary bacterial pathogens colonizing the lungs of CF patients. This study aimed to characterize the genetic relatedness of S. aureus, its presence in children with CF, and its cytotoxic activity in THP1 cell-derived macrophages (THP1m) Methods: Genetic relatedness of S. aureus isolates from a cohort of 50 children with CF was determined by pulsed-field gel electrophoresis (PFGE). The VITEK® 2 automated system was used to determine antimicrobial susceptibility, and methicillin-resistance S. aureus (MRSA) was determined by diffusion testing using cefoxitin disk. The presence of mecA and lukPV genes was determined by the polymerase chain reaction and cytotoxic activity of S. aureus on THP1m by CytoTox 96® assay Results: From 51 S. aureus isolates from 50 children with CF, we identified 34 pulsotypes by PFGE. Of the 50 children, 12 (24%) were colonized by more than one pulsotype, and 5/34 identified pulsotypes (14.7%) were shared between unrelated children. In addition, 3/34 pulsotypes (8.8%) were multidrug-resistant (MDR), and 2/34 (5.9%) were MRSA. Notably, 30/34 pulsotypes (88.2%) exhibited cytotoxicity on THP1m cells and 14/34 (41.2%) altered THP1m monolayers. No isolate carried the lukPV gene Conclusions: Although a low frequency of MRSA and MDR was found among clinical isolates, most of the S. aureus pulsotypes identified were cytotoxic on THP1m.
Resumen Introducción: La fibrosis quística (FQ) es una enfermedad genética en la que se produce moco espeso y pegajoso en los pulmones (y otros órganos), lo que conduce a problemas respiratorios, incremento de las infecciones bacterianas crónicas y disminución de la función pulmonar. Staphylococcus aureus es uno de los principales patógenos que colonizan los pulmones de los pacientes con FQ. El objetivo de este trabajo fue caracterizar la relación genética de S. aureus, su presencia en niños con FQ y su actividad citotóxica en macrófagos derivados de células THP1 (THP1m) Métodos: La relación genética de los aislados de S. aureus provenientes de una cohorte de 50 pacientes con FQ fue determinada por electroforesis en gel de campo pulsado (PFGE). La sensibilidad a los antimicrobianos se determinó mediante el sistema automatizado VITEK® 2, y la resistencia a la meticilina (SARM) mediante la prueba de difusión utilizando discos de cefoxitina. La presencia de los genes mecA y lukPV se determinó mediante reacción en cadena de la polimerasa, y la actividad citotóxica de S. aureus sobre células THP1m mediante el ensayo CytoTox96® Resultados: A partir de 51 aislados de S. aureus provenientes de 50 niños con FQ se identificaron 34 pulsotipos por PFGE. De los 50 niños, 12 (24%) estaban colonizados por más de un pulsotipo y 5 de los 34 pulsotipos (14.7%) los compartían niños que no estaban relacionados. De los 34 pulsotipos, 3 (8.8%) presentaron multirresistencia (MDR) y 2 (5.9%) fueron SARM. Además, 30 pulsotipos (88.2%) fueron citotóxicos sobre células THP1m y 14 (41.2%) alteraron su monocapa. Ninguno de los pulsotipos presentó el gen lukPV Conclusiones: Aunque se encontró una baja frecuencia de SARM y MDR en los aislados, la mayoría de los pulsotipos de S. aureus identificados fueron citotóxicos para células THP1m.
https://doi.org/10.24875/bmhim.21000146
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2.
Description of the larva and pupa of Apion brevicorne Gerstaecker, 1854 (Coleoptera: Brentidae: Apioninae) with biological information
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Lima, Rosana Maria de
; Santos, Sandreli Berenice de Oliveira
; Vaz, Stephanie
; Gomes, Ana Laura Soares
; Sousa, Wesley Oliveira de
.
Abstract Apion brevicorne Gerstaecker, 1854 (Coleoptera: Brentidae: Apioninae) is an ecologically and economically important weevil that feeds on seeds and tissues of trees in the genus Copaifera L. (Fabaceae). Although the genus Apion comprises 16 species restricted to the Paleartic region, the Neotropical species A. brevicorne is still considered as incertae sedis due to the absence of a systematic study about it. The first descriptions and illustrations of Apion brevicorne are provided here. Diagnostic characters of larva and pupa are included and compared with 13 species from other biogeographic regions. Details of immature Apioninae species associated with host plants from the Neotropical region are described for the first time.
3.
Composición química de las hojas y ramas de Cedrela odorata L. de dos plantaciones forestales como fuente de materia prima lignocelulósica
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Rosales-Castro, Martha
; Honorato-Salazar, J. Amador
; Santos-García, Ariana Berenice
; Pérez-López, Ma. Elena
; Colotl-Hernández, Gertrudis
; Sánchez-Monsalvo, Vicente
.
Abstract: Cedrela odorata L., known as red cedar, is one of the most economically valuable species in Mexican forestry production. Although timber is the main product obtained from this species, branches and leaves are generated from thinning and pruning activities, as well as sawdust from sawmilling. These materials are currently considered as waste. This study evaluated the chemical composition of the leaves, branch wood and sawdust of red cedar from samples collected in two experimental forest plantations in El Palmar, Veracruz and San Felipe Bacalar, Quintana Roo. Concentrations of total phenols, flavonoids and their capacity for scavenging free radicals were evaluated, focusing on their potential use as a lignocellulosic source for obtaining biofuels and in applications in biomedical areas. The leaves have high concentrations of extractables with maximum values of 34,78%, polysaccharides 67,11%, lignin 31,10%, reducing sugars 6,52%, phenols 211,91 mgGAE/g, flavonoids 81,05 mgCE/g, but did not show free radical scavenging activity. In contrast, the branch wood and sawdust had low extractable levels with 6,10%, polysaccharides 78,46%, lignin 32,24%, reductor sugars 8,87%, phenols 355,57 mgGAE/g, flavonoids 178,56 mgCE/g and a high capacity for free radical scavenging. Differences were found in lignocellulosic concentrations among the samples collected at the two plantations, with the highest values in those collected at Bacalar, QR. The results obtained indicate that the leaves, branch wood and sawdust are viable for obtaining carbohydrates; while the wood can be a source of phenols and flavonoids with possible therapeutic applications.
Resumen: Cedrela odorata L., conocida como cedro rojo, es una de las especies de mayor valor económico en la producción forestal de México. Aunque la madera es el producto principal que se obtiene de esta especie, se generan también residuos como ramas y hojas en los aclareos y podas, así como aserrín y costeras en el aserrío. En este trabajo se evaluó la composición química de hojas, madera de ramas y aserrín de cedro rojo, en muestras colectadas en dos plantaciones experimentales en El Palmar, Veracruz y San Felipe Bacalar, Quintana Roo, así como la concentración de fenoles totales, flavonoides y su capacidad de captación de radicales libres, enfocadas hacia valorar su potencial como fuente lignocelulósica para obtención de biocombustibles y/o hacia la aplicación en áreas biomédicas. Las hojas presentan altas concentraciones de extraíbles con valores máximos de 34,78%, polisacáridos 67,11%, lignina 33,10%, azúcares reductores 6,52%, fenoles 211,91 mgEAG/g, flavonoides 81,05 mgEC/g, pero no presentan actividad de antiradicales libres. En cambio, la madera, tanto de ramas como de aserrín, presenta bajas concentraciones de extraíbles 6,10%, polisacáridos 78,46%, lignina 32,24%, azúcares reductores 8,87%, fenoles 355,57 mgEAG/g, flavonoides 178,56mgEC/g, y alta capacidad de captación de radicales libres. Se encontraron diferencias en las concentraciones lignocelulósicas entre las muestras colectadas en las dos plantaciones, sobresaliendo las colectadas en Bacalar, Q. R. Los resultados obtenidos indican que las hojas, la madera de ramas y aserrín son viables para obtención de carbohidratos, mientras que la madera puede ser una fuente de obtención fenoles y flavonoides con posibles aplicaciones terapéuticas.
https://doi.org/10.21829/myb.2016.2221330
19156 downloads
4.
Growing knowledge: an overview of Seed Plant diversity in Brazil
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Zappi, Daniela C.
; Filardi, Fabiana L. Ranzato
; Leitman, Paula
; Souza, Vinícius C.
; Walter, Bruno M.T.
; Pirani, José R.
; Morim, Marli P.
; Queiroz, Luciano P.
; Cavalcanti, Taciana B.
; Mansano, Vidal F.
; Forzza, Rafaela C.
; Abreu, Maria C.
; Acevedo-Rodríguez, Pedro
; Agra, Maria F.
; Almeida Jr., Eduardo B.
; Almeida, Gracineide S.S.
; Almeida, Rafael F.
; Alves, Flávio M.
; Alves, Marccus
; Alves-Araujo, Anderson
; Amaral, Maria C.E.
; Amorim, André M.
; Amorim, Bruno
; Andrade, Ivanilza M.
; Andreata, Regina H.P.
; Andrino, Caroline O.
; Anunciação, Elisete A.
; Aona, Lidyanne Y.S.
; Aranguren, Yani
; Aranha Filho, João L.M.
; Araújo, Andrea O.
; Araújo, Ariclenes A.M.
; Araújo, Diogo
; Arbo, María M.
; Assis, Leandro
; Assis, Marta C.
; Assunção, Vivian A.
; Athiê-Souza, Sarah M.
; Azevedo, Cecilia O.
; Baitello, João B.
; Barberena, Felipe F.V.A.
; Barbosa, Maria R.V.
; Barros, Fábio
; Barros, Lucas A.V.
; Barros, Michel J.F.
; Baumgratz, José F.A.
; Bernacci, Luis C.
; Berry, Paul E.
; Bigio, Narcísio C.
; Biral, Leonardo
; Bittrich, Volker
; Borges, Rafael A.X.
; Bortoluzzi, Roseli L.C.
; Bove, Cláudia P.
; Bovini, Massimo G.
; Braga, João M.A.
; Braz, Denise M.
; Bringel Jr., João B.A.
; Bruniera, Carla P.
; Buturi, Camila V.
; Cabral, Elza
; Cabral, Fernanda N.
; Caddah, Mayara K.
; Caires, Claudenir S.
; Calazans, Luana S.B.
; Calió, Maria F.
; Camargo, Rodrigo A.
; Campbell, Lisa
; Canto-Dorow, Thais S.
; Carauta, Jorge P.P.
; Cardiel, José M.
; Cardoso, Domingos B.O.S.
; Cardoso, Leandro J.T.
; Carneiro, Camila R.
; Carneiro, Cláudia E.
; Carneiro-Torres, Daniela S.
; Carrijo, Tatiana T.
; Caruzo, Maria B.R.
; Carvalho, Maria L.S.
; Carvalho-Silva, Micheline
; Castello, Ana C.D.
; Cavalheiro, Larissa
; Cervi, Armando C.
; Chacon, Roberta G.
; Chautems, Alain
; Chiavegatto, Berenice
; Chukr, Nádia S.
; Coelho, Alexa A.O.P.
; Coelho, Marcus A.N.
; Coelho, Rubens L.G.
; Cordeiro, Inês
; Cordula, Elizabeth
; Cornejo, Xavier
; Côrtes, Ana L.A.
; Costa, Andrea F.
; Costa, Fabiane N.
; Costa, Jorge A.S.
; Costa, Leila C.
; Costa-e-Silva, Maria B.
; Costa-Lima, James L.
; Cota, Maria R.C.
; Couto, Ricardo S.
; Daly, Douglas C.
; De Stefano, Rodrigo D.
; De Toni, Karen
; Dematteis, Massimiliano
; Dettke, Greta A.
; Di Maio, Fernando R.
; Dórea, Marcos C.
; Duarte, Marília C.
; Dutilh, Julie H.A.
; Dutra, Valquíria F.
; Echternacht, Lívia
; Eggers, Lilian
; Esteves, Gerleni
; Ezcurra, Cecilia
; Falcão Junior, Marcus J.A.
; Feres, Fabíola
; Fernandes, José M.
; Ferreira, D.M.C.
; Ferreira, Fabrício M.
; Ferreira, Gabriel E.
; Ferreira, Priscila P.A.
; Ferreira, Silvana C.
; Ferrucci, Maria S.
; Fiaschi, Pedro
; Filgueiras, Tarciso S.
; Firens, Marcela
; Flores, Andreia S.
; Forero, Enrique
; Forster, Wellington
; Fortuna-Perez, Ana P.
; Fortunato, Reneé H.
; Fraga, Cléudio N.
; França, Flávio
; Francener, Augusto
; Freitas, Joelcio
; Freitas, Maria F.
; Fritsch, Peter W.
; Furtado, Samyra G.
; Gaglioti, André L.
; Garcia, Flávia C.P.
; Germano Filho, Pedro
; Giacomin, Leandro
; Gil, André S.B.
; Giulietti, Ana M.
; A.P.Godoy, Silvana
; Goldenberg, Renato
; Gomes da Costa, Géssica A.
; Gomes, Mário
; Gomes-Klein, Vera L.
; Gonçalves, Eduardo Gomes
; Graham, Shirley
; Groppo, Milton
; Guedes, Juliana S.
; Guimarães, Leonardo R.S.
; Guimarães, Paulo J.F.
; Guimarães, Elsie F.
; Gutierrez, Raul
; Harley, Raymond
; Hassemer, Gustavo
; Hattori, Eric K.O.
; Hefler, Sonia M.
; Heiden, Gustavo
; Henderson, Andrew
; Hensold, Nancy
; Hiepko, Paul
; Holanda, Ana S.S.
; Iganci, João R.V.
; Imig, Daniela C.
; Indriunas, Alexandre
; Jacques, Eliane L.
; Jardim, Jomar G.
; Kamer, Hiltje M.
; Kameyama, Cíntia
; Kinoshita, Luiza S.
; Kirizawa, Mizué
; Klitgaard, Bente B.
; Koch, Ingrid
; Koschnitzke, Cristiana
; Krauss, Nathália P.
; Kriebel, Ricardo
; Kuntz, Juliana
; Larocca, João
; Leal, Eduardo S.
; Lewis, Gwilym P.
; Lima, Carla T.
; Lima, Haroldo C.
; Lima, Itamar B.
; Lima, Laíce F.G.
; Lima, Laura C.P.
; Lima, Leticia R.
; Lima, Luís F.P.
; Lima, Rita B.
; Lírio, Elton J.
; Liro, Renata M.
; Lleras, Eduardo
; Lobão, Adriana
; Loeuille, Benoit
; Lohmann, Lúcia G.
; Loiola, Maria I.B.
; Lombardi, Julio A.
; Longhi-Wagner, Hilda M.
; Lopes, Rosana C.
; Lorencini, Tiago S.
; Louzada, Rafael B.
; Lovo, Juliana
; Lozano, Eduardo D.
; Lucas, Eve
; Ludtke, Raquel
; Luz, Christian L.
; Maas, Paul
; Machado, Anderson F.P.
; Macias, Leila
; Maciel, Jefferson R.
; Magenta, Mara A.G.
; Mamede, Maria C.H.
; Manoel, Evelin A.
; Marchioretto, Maria S.
; Marques, Juliana S.
; Marquete, Nilda
; Marquete, Ronaldo
; Martinelli, Gustavo
; Martins da Silva, Regina C.V.
; Martins, Ângela B.
; Martins, Erika R.
; Martins, Márcio L.L.
; Martins, Milena V.
; Martins, Renata C.
; Matias, Ligia Q.
; Maya-L., Carlos A.
; Mayo, Simon
; Mazine, Fiorella
; Medeiros, Debora
; Medeiros, Erika S.
; Medeiros, Herison
; Medeiros, João D.
; Meireles, José E.
; Mello-Silva, Renato
; Melo, Aline
; Melo, André L.
; Melo, Efigênia
; Melo, José I.M.
; Menezes, Cristine G.
; Menini Neto, Luiz
; Mentz, Lilian A.
; Mezzonato, A.C.
; Michelangeli, Fabián A.
; Milward-de-Azevedo, Michaele A.
; Miotto, Silvia T.S.
; Miranda, Vitor F.O.
; Mondin, Cláudio A.
; Monge, Marcelo
; Monteiro, Daniele
; Monteiro, Raquel F.
; Moraes, Marta D.
; Moraes, Pedro L.R.
; Mori, Scott A.
; Mota, Aline C.
; Mota, Nara F.O.
; Moura, Tania M.
; Mulgura, Maria
; Nakajima, Jimi N.
; Nardy, Camila
; Nascimento Júnior, José E.
; Noblick, Larry
; Nunes, Teonildes S.
; O'Leary, Nataly
; Oliveira, Arline S.
; Oliveira, Caetano T.
; Oliveira, Juliana A.
; Oliveira, Luciana S.D.
; Oliveira, Maria L.A.A.
; Oliveira, Regina C.
; Oliveira, Renata S.
; Oliveira, Reyjane P.
; Paixão-Souza, Bruno
; Parra, Lara R.
; Pasini, Eduardo
; Pastore, José F.B.
; Pastore, Mayara
; Paula-Souza, Juliana
; Pederneiras, Leandro C.
; Peixoto, Ariane L.
; Pelissari, Gisela
; Pellegrini, Marco O.O.
; Pennington, Toby
; Perdiz, Ricardo O.
; Pereira, Anna C.M.
; Pereira, Maria S.
; Pereira, Rodrigo A.S.
; Pessoa, Clenia
; Pessoa, Edlley M.
; Pessoa, Maria C.R.
; Pinto, Luiz J.S.
; Pinto, Rafael B.
; Pontes, Tiago A.
; Prance, Ghillean T.
; Proença, Carolyn
; Profice, Sheila R.
; Pscheidt, Allan C.
; Queiroz, George A.
; Queiroz, Rubens T.
; Quinet, Alexandre
; Rainer, Heimo
; Ramos, Eliana
; Rando, Juliana G.
; Rapini, Alessandro
; Reginato, Marcelo
; Reis, Ilka P.
; Reis, Priscila A.
; Ribeiro, André R.O.
; Ribeiro, José E.L.S.
; Riina, Ricarda
; Ritter, Mara R.
; Rivadavia, Fernando
; Rocha, Antônio E.S.
; Rocha, Maria J.R.
; Rodrigues, Izabella M.C.
; Rodrigues, Karina F.
; Rodrigues, Rodrigo S.
; Rodrigues, Rodrigo S.
; Rodrigues, Vinícius T.
; Rodrigues, William
; Romaniuc Neto, Sérgio
; Romão, Gerson O.
; Romero, Rosana
; Roque, Nádia
; Rosa, Patrícia
; Rossi, Lúcia
; Sá, Cyl F.C.
; Saavedra, Mariana M.
; Saka, Mariana
; Sakuragui, Cássia M.
; Salas, Roberto M.
; Sales, Margareth F.
; Salimena, Fatima R.G.
; Sampaio, Daniela
; Sancho, Gisela
; Sano, Paulo T.
; Santos, Alessandra
; Santos, Élide P.
; Santos, Juliana S.
; Santos, Marianna R.
; Santos-Gonçalves, Ana P.
; Santos-Silva, Fernanda
; São-Mateus, Wallace
; Saraiva, Deisy P.
; Saridakis, Dennis P.
; Sartori, Ângela L.B.
; Scalon, Viviane R.
; Schneider, Ângelo
; Sebastiani, Renata
; Secco, Ricardo S.
; Senna, Luisa
; Senna-Valle, Luci
; Shirasuna, Regina T.
; Silva Filho, Pedro J.S.
; Silva, Anádria S.
; Silva, Christian
; Silva, Genilson A.R.
; Silva, Gisele O.
; Silva, Márcia C.R.
; Silva, Marcos J.
; Silva, Marcos J.
; Silva, Otávio L.M.
; Silva, Rafaela A.P.
; Silva, Saura R.
; Silva, Tania R.S.
; Silva-Gonçalves, Kelly C.
; Silva-Luz, Cíntia L.
; Simão-Bianchini, Rosângela
; Simões, André O.
; Simpson, Beryl
; Siniscalchi, Carolina M.
; Siqueira Filho, José A.
; Siqueira, Carlos E.
; Siqueira, Josafá C.
; Smith, Nathan P.
; Snak, Cristiane
; Soares Neto, Raimundo L.
; Soares, Kelen P.
; Soares, Marcos V.B.
; Soares, Maria L.
; Soares, Polyana N.
; Sobral, Marcos
; Sodré, Rodolfo C.
; Somner, Genise V.
; Sothers, Cynthia A.
; Sousa, Danilo J.L.
; Souza, Elnatan B.
; Souza, Élvia R.
; Souza, Marcelo
; Souza, Maria L.D.R.
; Souza-Buturi, Fátima O.
; Spina, Andréa P.
; Stapf, María N.S.
; Stefano, Marina V.
; Stehmann, João R.
; Steinmann, Victor
; Takeuchi, Cátia
; Taylor, Charlotte M.
; Taylor, Nigel P.
; Teles, Aristônio M.
; Temponi, Lívia G.
; Terra-Araujo, Mário H.
; Thode, Veronica
; Thomas, W.Wayt
; Tissot-Squalli, Mara L.
; Torke, Benjamin M.
; Torres, Roseli B.
; Tozzi, Ana M.G.A.
; Trad, Rafaela J.
; Trevisan, Rafael
; Trovó, Marcelo
; Valls, José F.M.
; Vaz, Angela M.S.F.
; Versieux, Leonardo
; Viana, Pedro L.
; Vianna Filho, Marcelo D.M.
; Vieira, Ana O.S.
; Vieira, Diego D.
; Vignoli-Silva, Márcia
; Vilar, Thaisa
; Vinhos, Franklin
; Wallnöfer, Bruno
; Wanderley, Maria G.L.
; Wasshausen, Dieter
; Watanabe, Maurício T.C.
; Weigend, Maximilian
; Welker, Cassiano A.D.
; Woodgyer, Elizabeth
; Xifreda, Cecilia C.
; Yamamoto, Kikyo
; Zanin, Ana
; Zenni, Rafael D.
; Zickel, Carmem S
.
Resumo Um levantamento atualizado das plantas com sementes e análises relevantes acerca desta biodiversidade são apresentados. Este trabalho se iniciou em 2010 com a publicação do Catálogo de Plantas e Fungos e, desde então vem sendo atualizado por mais de 430 especialistas trabalhando online. O Brasil abriga atualmente 32.086 espécies nativas de Angiospermas e 23 espécies nativas de Gimnospermas e estes novos dados mostram um aumento de 3% da riqueza em relação a 2010. A Amazônia é o Domínio Fitogeográfico com o maior número de espécies de Gimnospermas, enquanto que a Floresta Atlântica possui a maior riqueza de Angiospermas. Houve um crescimento considerável no número de espécies e nas taxas de endemismo para a maioria dos Domínios (Caatinga, Cerrado, Floresta Atlântica, Pampa e Pantanal), com exceção da Amazônia que apresentou uma diminuição de 2,5% de endemicidade. Entretanto, a maior parte das plantas com sementes que ocorrem no Brasil (57,4%) é endêmica deste território. A proporção de formas de vida varia de acordo com os diferentes Domínios: árvores são mais expressivas na Amazônia e Floresta Atlântica do que nos outros biomas, ervas são dominantes no Pampa e as lianas apresentam riqueza expressiva na Amazônia, Floresta Atlântica e Pantanal. Este trabalho não só quantifica a biodiversidade brasileira, mas também indica as lacunas de conhecimento e o desafio a ser enfrentado para a conservação desta flora.
Abstract An updated inventory of Brazilian seed plants is presented and offers important insights into the country's biodiversity. This work started in 2010, with the publication of the Plants and Fungi Catalogue, and has been updated since by more than 430 specialists working online. Brazil is home to 32,086 native Angiosperms and 23 native Gymnosperms, showing an increase of 3% in its species richness in relation to 2010. The Amazon Rainforest is the richest Brazilian biome for Gymnosperms, while the Atlantic Rainforest is the richest one for Angiosperms. There was a considerable increment in the number of species and endemism rates for biomes, except for the Amazon that showed a decrease of 2.5% of recorded endemics. However, well over half of Brazillian seed plant species (57.4%) is endemic to this territory. The proportion of life-forms varies among different biomes: trees are more expressive in the Amazon and Atlantic Rainforest biomes while herbs predominate in the Pampa, and lianas are more expressive in the Amazon, Atlantic Rainforest, and Pantanal. This compilation serves not only to quantify Brazilian biodiversity, but also to highlight areas where there information is lacking and to provide a framework for the challenge faced in conserving Brazil's unique and diverse flora.
https://doi.org/10.1590/2175-7860201566411
33340 downloads
5.
Glycogen storage disease type I: clinical and laboratory profile
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Santos, Berenice L.
; Souza, Carolina F.M. de
; Schuler-Faccini, Lavinia
; Refosco, Lilia
; Epifanio, Matias
; Nalin, Tatiele
; Vieira, Sandra M.G.
; Schwartz, Ida V.D.
.
OBJETIVOS: Caracterizar o perfil clínico, laboratorial e antropométrico de uma amostra de pacientes brasileiros com doença de depósito de glicogênio tipo I tratados em um ambulatório de referência para erros inatos do metabolismo. MÉTODOS: Este foi um estudo ambulatorial transversal com base em uma estratégia de amostragem de conveniência. Foram avaliados os dados com relação ao diagnóstico, tratamento, parâmetros antropométricos e acompanhamento. RESULTADOS: Foram incluídos 21 pacientes (idade média de 10 anos, faixa 1-25 anos de idade), e todos se encontravam em terapia de amido de milho cru. A idade média na época do diagnóstico foi de sete meses (faixa, 1-32 meses), e 19 pacientes foram submetidos a biópsia hepática para confirmação do diagnóstico. Sobrepeso, baixa estatura, hepatomegalia e nódulos hepáticos foram fatores presentes em 16 de 21, quatro de 21, nove de 14 e três de 14 pacientes, respectivamente. Foi encontrada uma correlação entre os escores z para peso para idade e IMC para idade (r = 0,561; p = 0,008). CONCLUSÕES: O diagnóstico da doença de depósito de glicogênio tipo I tem sido tardio no Brasil. A maioria dos pacientes foi submetida a confirmação do diagnóstico, apesar de o quadro clínico característico e os métodos moleculares poderem fornecer um diagnóstico definitivo de forma menos invasiva. Obesidade é um efeito colateral da terapia com amido de milho e parece estar associada a crescimento nesses pacientes.
OBJECTIVES: To characterize the clinical, laboratory, and anthropometric profile of a sample of Brazilian patients with glycogen storage disease type I managed at an outpatient referral clinic for inborn errors of metabolism. METHODS: This was a cross-sectional outpatient study based on a convenience sampling strategy. Data on diagnosis, management, anthropometric parameters, and follow-up were assessed. RESULTS: Twenty-one patients were included (median age 10 years, range 1-25 years), all using uncooked cornstarch therapy. Median age at diagnosis was 7 months (range, 1-132 months), and 19 patients underwent liver biopsy for diagnostic confirmation. Overweight, short stature, hepatomegaly, and liver nodules were present in 16 of 21, four of 21, nine of 14, and three of 14 patients, respectively. A correlation was found between height-for-age and BMI-for-age Z-scores (r = 0.561; p = 0.008). CONCLUSIONS: Diagnosis of glycogen storage disease type I is delayed in Brazil. Most patients undergo liver biopsy for diagnostic confirmation, even though the combination of a characteristic clinical presentation and molecular methods can provide a definitive diagnosis in a less invasive manner. Obesity is a side effect of cornstarch therapy, and appears to be associated with growth in these patients.
https://doi.org/10.1016/j.jped.2014.02.005
14192 downloads
6.
Helminth parasites of Ctenosciaena gracilicirrhus (Perciformes: Sciaenidae) from the coast of Angra dos Reis, Rio de Janeiro State, Brazil
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Cárdenas, Melissa Q.
; Fernandes, Berenice M. M.
; Justo, Márcia C. N.
; Santos, Antônia L. dos
; Cohen, Simone C.
.
During a survey of the helminth parasites of Ctenosciaena gracilicirrhus from the Atlantic Ocean, off Angra dos Reis, Rio de Janeiro State, Brazil, 10 species of metazoan parasites were collected: 1 species of Monogenea (Choricotyle rohdei); 3 species of Nematoda (Hysterothylacium sp. third stage larvae, Raphidascaris sp. third stage larvae, and Procamallanus (Spirocamallanus) pereirai third and fourth stages larvae and adults); 6 species of Digenea (Opecoeloides pedicathedrae, Opecoeloides melanopteri, Diplomonorchis leiostomi, Aponurus laguncula, Parahemiurus merus and Manteriella sp.). Choricotyle rohdei and Hysterothylacium sp. had the highest prevalence, mean intensity and abundance and an aggregated pattern of distribution was observed in both species. A positive correlation between the standard length of hosts and the parasitic abundance of Hysterothylacium sp. and C. rohdei was observed. The prevalence of C. rohdei was positively correlated with standard length of the host, while in Hysterothylacium sp. there was no correlation. Ctenosciaena gracilicirrhus represents a new host record to all species of Nematoda and Digenea presented herein. The genus Manteriella is reported for the first time in South America.
Durante un estudio de los helmintos de Ctenosciaena gracilicirrhus de la zona costera de Angra dos Reis, Rio de Janeiro, Brasil, 10 especies de parásitos metazoos fueron recolectados: 1 especie de Monogenea (Choricotyle rohdei); 6 de Digenea (Opecoeloides pedicathedrae, Opecoeloides melanopteri, Diplomonorchis leiostomi, Aponurus laguncula, Parahemiurus merus y Manteriella sp.); 3 nemátodos (Hysterothylacium sp. y Raphidascaris sp., ambas larvas de tercer estadio y Procamallanus (Spirocamallanus) pereira, larvas de tercer y cuarto estadios y adultos). Choricotyle rohdei y Hysterothylacium sp. presentaron la mayor prevalencia, intensidad media y abundancia, así como un patrón agregado de distribución. Se observó una correlación positiva entre la longitud estándar de los hospederos y la abundancia parasitaria de Hysterothylacium sp. y C. rohdei. La prevalencia de Choricotyle rohdei se relaciona positivamente con la longitud estándar del huésped, mientras que en Hysterothylacium sp., no hubo correlación. Ctenosciaena gracilicirrhus representa un nuevo registro de huésped para todas las especies de Digenea y Nematoda registrados en este trabajo. El género Manteriella se registra por primera vez en América del Sur.
1676 downloads
7.
IV Diretrizes Brasileiras de Hipertensão Arterial Grupos de trabalho
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Gomes, Marco Antonio Mota
; Pierin, Angela Maria Geraldo
; Sbissa, Antonio Silveira
; Nogueira, Armando da Rocha
; Brandão, Ayrton Pires
; Rodrigues, Cibeli I. Saad
; Mello, Edgar Pessoa de
; Mello Filho, José Xavier de
; Bodanese, Luiz Carlos
; Toscano, Paulo
; Ferreira Filho, Sebastião
; Nobre, Fernando
; Tavares, Agostinho
; Lopes, Antonio Carlos
; Ribeiro, Jorge Pinto
; Ayoub, José Carlos Aydar
; Ribeiro, José Márcio
; Introcaso, Luiz
; Corrêa, Marcelo
; Maranhão, Mario
; Jabur, Pedro
; Nascimento, Raimundo Marques
; Cunha, Roberto de Sá
; Mulinari, Rogério Andrade
; Machado, Carlos Alberto
; Avila, Adriana
; Andrade, Clóvis Oliveira
; Rocha, João Carlos
; Lopes, Margarida Maria Veríssimo
; Arruda, Maria Cecília G. Marinho
; Azevedo, Maria Fátima
; Carvalho, Maria Helena C.
; Lipp, Marilda Novaes
; Kohlmann, Nárcia Elisa B.
; Jesus, Neide de
; Jardim, Paulo César da Veiga
; Amodeo, Celso
; Negrão, Carlos Eduardo
; Ferreira, Celso
; Cunha, Cláudio Pereira da
; Toscano, Eli
; Lima, Eliuden Galvão de
; Monego, Estelamaris Tronco
; Braga, Fátima Lúcia Machado
; Chaves Jr., Hilton de Castro
; Heiman, Joel
; Carvalho, Tales de
; Kohlmann Jr., Osvaldo
; Avezum, Alvaro
; Ribeiro, Artur Beltrame
; Gomes, Carlos Alberto
; Giorgi, Dante Marcelo Artigas
; Feitosa, Gilson
; Ohashi, Harue
; Ramirez, José Antonio Franchini
; Machado, Marcelo Marcondes
; Salgado Filho, Natalino
; Luna, Rafael Leite
; Franco, Roberto Jorge da Silva
; Santos, Robson Augusto dos
; Oigman, Wille
; Pascoal, Istênio Fernandes
; Massaro, Airton
; Atallah, Álvaro Nagib
; Brandão, Andréa
; Freitas, Elizabete Viana de
; Cordovil, Ivan
; Oliveira, José Egídio Paulo de
; Ramos, José Geraldo L.
; Zanella, Maria Teresa
; Wajngarten, Maurício
; Miranda, Roberto Dischinger
; Kahhale, Soubihe
; Koch, Vera
; Mion Jr., Décio
; Guimarães, Armênio C.
; Palmeira, Catia Sueli
; Forjaz, Claudia Lucia de Moraes
; Coelho, Eduardo B.
; Almeida, Fernando Antonio
; Pellizari, Isabel Cristina Estefano
; Ribeiro, Marcos Ausenka
; Batlouni, Michel
; Lotufo, Paulo
; Capelari, Regina Teresa
; Magalhães, Lucélia C.
; Afiune Neto, Abrahão
; Cury, Abrão
; Moreira, Alci
; Souza, Ana Luisa de
; Fuchs, Flavio Danni
; Lessa, Ines
; Malachias, Marcus V. Bolívar
; Bezerra, Romero
; Fuchs, Sandra
; Praxedes, José Nery
; Cambara, Antonio
; Lucon, Antonio Marmo
; Mendonça, Berenice
; Borelli, Flavio
; Silva, Helio B.
; Romão Jr., João Egidio
; Carvalho, José Gastão Rocha
; Santello, José Luiz
; Bortolotto, Luiz
; Matavelli, Luis Celso
; Pinheiro, Maria Eliete
; Guimarães, Valéria
.
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