Search Results - "De Carvalho Junior, Almir Ribeiro"

Two Novel Cycloartane-Type Triterpenes from Trichilia casaretti C. DC. (Meliaceae) by Vieira, Ivo Jose Curcino, Figueiredo, Elaine Rodrigues, Vieira, Milena Gonçalves Curcino, Carvalho Junior, Almir Ribeiro de, Passos, Michel de Souza, Boeno, Samyra Imad da Silva, Azevedo, Otoniel Aquino, Braz-Filho, Raimundo

“…Two new triterpenes cycloartane-type, named 24-methylencycloartan-12-oxo-3β,22α-diol and trichiliol, were isolated from the leaves of C. DC. together with…”
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13C-NMR Spectral Data of Alkaloids Isolated from Psychotria Species (Rubiaceae) by Carvalho Junior, Almir, Vieira, Ivo, Carvalho, Mario, Braz-Filho, Raimundo, S. Lima, Mary, Ferreira, Rafaela, José Maria, Edmilson, Oliveira, Daniela

“…The genus Psychotria (Rubiaceae) comprises more than 2000 species, mainly found in tropical and subtropical forests. Several studies have been conducted…”
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Antihypertensive Activity of the Alkaloid Aspidocarpine in Normotensive Wistar Rats by Monteiro, Noemi Oliveira, Monteiro, Theresa de Moura, Nogueira, Thalya Soares R, Cesar, Jacqueline Rodrigues, Nascimento, Lara Pessanha S, Campelo, Karoline Azerêdo, Silveira, Graziela Rangel, Antunes, Fernanda, de Oliveira, Daniela Barros, de Carvalho Junior, Almir Ribeiro, Braz-Filho, Raimundo, Vieira, Ivo José Curcino

“…The alkaloid Aspidocarpine was isolated from the bark of Aspidosperma desmanthum. Its structure was elucidated by the spectral data of 1H and 13C-NMR (1D and…”
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Selection among and within full-sib families of elephant grass for energy purposes by Silva, Verônica Brito da, Daher, Rogério Figueiredo, Menezes, Bruna Rafaela da Silva, Gravina, Geraldo de Amaral, Araújo, Maria do Socorro Bezerra De, Carvalho Júnior, Almir Ribeiro de, Cruz, Derivaldo Pureza da, Almeida, Brunno de Oliveira, Tardin, Flávio Dessaune

“…Pennisetum purpureum Schum. has been a key alternative as an energy source in Brazil because of its higher dry matter accumulation and fiber content. This…”
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Phenolic Compounds Present Schinus terebinthifolius Raddi Influence the Lowering of Blood Pressure in Rats by de Lima Glória, Lorena, Barreto de Souza Arantes, Mariana, Menezes de Faria Pereira, Silvia, de Souza Vieira, Guilherme, Xavier Martins, Camilla, Ribeiro de Carvalho Junior, Almir, Antunes, Fernanda, Braz-Filho, Raimundo, José Curcino Vieira, Ivo, Leandro da Cruz, Larissa, Siqueira de Almeida Chaves, Douglas, de Paiva Freitas, Silvério, Barros de Oliveira, Daniela

“…This study identified two phenolic compounds in Raddi fruits: naringenin (first report in this species) and gallic acid. Their structures were elucidated by…”
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Antimycobacterial and Nitric Oxide Production Inhibitory Activities of Triterpenes and Alkaloids from Psychotria nuda (Cham. & Schltdl.) Wawra by de Carvalho Junior, Almir Ribeiro, Oliveira Ferreira, Rafaela, de Souza Passos, Michel, da Silva Boeno, Samyra Imad, Glória das Virgens, Lorena de Lima, Ventura, Thatiana Lopes Biá, Calixto, Sanderson Dias, Lassounskaia, Elena, de Carvalho, Mario Geraldo, Braz-Filho, Raimundo, Curcino Vieira, Ivo Jose

“…A phytochemical study of leaves and twigs of resulted in 19 compounds, including five indole alkaloids, , , -trimethyltryptamine, lyaloside, strictosamide,…”
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Rapid characterization of secondary metabolites in Caryocar brasiliense leaf extract and antiradical activity by Cardoso Teixeira, Edson, De Carvalho Junior, Almir Ribeiro, De Carvalho, Mario Geraldo

“…Leaves of Caryocar brasiliense, the gold of the Cerrado, are used in folk medicine to treat diseases of the respiratory tract. The content of total phenols and…”
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Chemical constituents and antioxidant activity of leaves and branches of Eugenia copacabanensis Kiaersk (Myrtaceae) by Carvalho Junior, Almir Ribeiro de, Gomes, Geovany Amorim, Ferreira, Rafaela Oliveira, Carvalho, Mário Geraldo de

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Chemical composition, antimycobacterial and anti-inflammatory activities of iridoids and triterpene from Psychotria suterella (Rubiaceae) by De Carvalho Junior, Almir, Ferreira, Rafaela, Passos, Michel, Curcino Vieira, Milena, Glória das Virgens, Lorena, Calixto, Sanderson, Biá Ventura, Thatiana, Lassounskaia, Elena, de Carvalho, Mario, Braz-Filho, Raimundo, Curcino Vieira, Ivo

“…Background: Psychotria species are known for their medicinal properties and psychoactive activities. Extracts of Psychotria suterella showed anti-tuberculosis…”
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Constituintes químicos e atividade antioxidante de folhas e galhos de Eugenia copacabanensis Kiaersk (Myrtaceae) by Almir Ribeiro de Carvalho Junior, Geovany Amorim Gomes, Rafaela Oliveira Ferreira, Mário Geraldo de Carvalho

“…Phytochemical investigation of Eugenia copacabanensis allowed for the isolation and identification of following compounds: β-sitosterol,…”
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13 C-NMR Spectral Data of Alkaloids Isolated from Psychotria Species (Rubiaceae) by Carvalho Junior, Almir Ribeiro de, Vieira, Ivo Jose Curcino, Carvalho, Mario Geraldo de, Braz-Filho, Raimundo, S Lima, Mary Anne, Ferreira, Rafaela Oliveira, José Maria, Edmilson, Oliveira, Daniela Barros de

“…The genus (Rubiaceae) comprises more than 2000 species, mainly found in tropical and subtropical forests. Several studies have been conducted concerning their…”
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