Zobrazeno 1 - 7
of 7
pro vyhledávání: '"Antônio Flavio de Carvalho Alcântara"'
Autor:
Habdel Nasser Rocha da Costa, Maria Cristina dos Santos, Antônio Flavio de Carvalho Alcântara, Marilda Conceição Silva, Roberta Cabral França, Dorila Piló-Veloso
Publikováno v:
Química Nova, Vol 31, Iss 4, Pp 744-750 (2008)
Most of the snakebite incidents in the Amazon region involve Bothrops atrox, whose venom presents the most potent edematogenic and necrotic activities in the genus. This work describes the studies of isolation of the chemical constituents and antiede
Externí odkaz:
https://doaj.org/article/92ce27ceaf7a4214860e69e8546127e6
Autor:
Clináscia Rodrigues Rocha Araújo, Thiago de Melo Silva, Michaelle Geralda dos Santos, Marcelo Henrique Fernandes Ottoni, Elaine Maria de Souza Fagundes, Humberto de Sousa Fontoura, Gustavo Eustáquio Brito Alvim de Melo, Antônio Flávio de Carvalho Alcântara
Publikováno v:
BMC Complementary and Alternative Medicine, Vol 19, Iss 1, Pp 1-10 (2019)
Abstract Background Stem bark of Luehea ochrophylla (L. ochrophylla) is used by the traditional Brazilian medicine for treatment of rheumatic diseases and tumors. This study aimed to investigate inhibition of acute and chronic inflammations and cytot
Externí odkaz:
https://doaj.org/article/950609f2768b45f39da75bb63b230b61
Autor:
Clináscia Rodrigues Rocha Araújo, Thiago de Mello Silva, Monica Lopes, Paula Villela, Antônio Flávio de Carvalho Alcântara, Nísia Andrade Villela Dessimoni-Pinto
Publikováno v:
Brazilian Journal of Food Technology, Vol 16, Iss 4, Pp 301-309 (2013)
The in vitro antioxidant capacity, total phenolic content and mineral elements of the fruit peel of Myrciaria cauliflora were investigated. The antioxidant capacity was analyzed by the diphenylpicrylhydrazyl (DPPH), 2,2'-azino-bis(3-ethylbenzthiazoli
Externí odkaz:
https://doaj.org/article/27cd23da846340c9a939ec75c731ce80
Autor:
Rozângela Magalhães Manfrini, Flávia Rodrigues Teixeira, Dorila Piló-Veloso, Antônio Flávio de Carvalho Alcântara, David Lee Nelson, Ezequias Pessoa de Siqueira
Publikováno v:
Química Nova, Vol 35, Iss 7, Pp 1294-1298 (2012)
The stability of N-propylbutanimine (1) was investigated under different experimental conditions. The acid-catalyzed self-condensation that produced the E-enimine (4) and Z-inimine (5) was studied by experimental analyses and theoretical calculations
Externí odkaz:
https://doaj.org/article/e06ff68919274153a572e0d2a6750b6d
Autor:
Antônio Flávio de Carvalho Alcântara, Patrícia Machado de Oliveira, Dorila Piló-Veloso, Alison Geraldo Pacheco
Publikováno v:
Molecules, Vol 14, Iss 3, Pp 1245-1262 (2009)
The genus Aristolochia,an important source of physiologically active compounds that belong to different chemical classes, is the subject of research in numerous pharmacological and chemical studies. This genus contains a large number of terpenoid com
Externí odkaz:
https://doaj.org/article/3d05b76b3e314abfaacd0d4bdafb4950
Autor:
Antônio Flávio de Carvalho Alcântara, Ana Frazão Teixeira, Izelene Felício da Silva, Wagner Batista de Almeida, Dorila Piló-Veloso
Publikováno v:
Química Nova, Vol 27, Iss 3, Pp 371-377 (2004)
The NMR conformational study of 4',7-di-hydroxy-8-prenylflavan 1 was carried out in acetone-d6, DMSO-d6 and CDCl3 which enabled the proposition of three conformations, namely 1a, 1b and 1c, differing in the position of the prenyl group. Geometry opti
Externí odkaz:
https://doaj.org/article/bcf1783eef5c42dd843435759a20df4b
Publikováno v:
Química Nova, Vol 25, Iss 2, Pp 300-311 (2002)
Externí odkaz:
https://doaj.org/article/622e6648c7a84adcbbb3065ef1dc35d5