Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Marilda Conceição da Silva"'
Autor:
Viviane Gomes da Costa Abreu, Marilda Conceição da Silva, Rozângela Manfrini Magalhães, Dorila Piló-Veloso, Izelene Felício da Silva Xavier, Patrícia Machado Oliveira, Antônio Flávio de Carvalho Alcântra
Publikováno v:
Acta Amazonica, Vol 40, Iss 4, Pp 711-718 (2010)
Three coumarins, 5-methoxypsoralene, xanthyletin, and (-)-marmesin, have been isolated from the ethanolic extract of the stem of the Amazonian plant Brosimum potabile. The structures were determined on the basis of NMR analyses and by comparison with
Externí odkaz:
https://doaj.org/article/13c262955fc7474bbb111d64f55a5e17
Autor:
Tânia Toledo de Oliveira, Tanus Jorge Nagem, Marilda Conceição da Silva, Luiz Carlos Guedes de Miranda, Marco Antônio Teixeira
Publikováno v:
Pesquisa Agropecuária Brasileira, Vol 34, Iss 5, Pp 879-883 (1999)
O objetivo deste trabalho foi verificar o efeito antioxidante de derivados flavonoídicos da quercetina, naringenina, morina, e rutina, isolados da cultivar de soja UFV-5. Após acetilação com anidrido acético e piridina, e metilação com diazome
Externí odkaz:
https://doaj.org/article/7f25e5c6367a423a98e6ca3738dd144c
Autor:
Luiz Carlos Guedes de Miranda, Tania Toledo de Oliveira e Albuquerque, Tanus Jorge Nagem, Marilda Conceição da Silva
Publikováno v:
SOUTHERN BRAZILIAN JOURNAL OF CHEMISTRY. 1:11-22
The purpose of this investigation was the identification, quantification, and determination of the antioxidant activity of flavonoids of soybean. Examination of nine cultivars was carried out. All of them had the same stage of maturity and were grown
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::84386a7b8eb0a0d79b2ec5be7bc9770c
https://doi.org/10.48141/sbjchem.v1.n1.1993.16_1993.pdf
https://doi.org/10.48141/sbjchem.v1.n1.1993.16_1993.pdf
Autor:
Antônio Flávio de Carvalho Alcântra, Izelene Felício da Silva Xavier, Viviane Gomes da Costa Abreu, Marilda Conceição da Silva, Dorila Piló-Veloso, Rozângela Manfrini Magalhães, Patrícia Machado de Oliveira
Publikováno v:
Acta Amazonica v.40 n.4 2010
Acta Amazonica
Instituto Nacional de Pesquisas da Amazônia (INPA)
instacron:INPA
Acta Amazonica
Instituto Nacional de Pesquisas da Amazônia (INPA)
instacron:INPA
Three coumarins, 5-methoxypsoralene, xanthyletin, and (-)-marmesin, have been isolated from the ethanolic extract of the stem of the Amazonian plant Brosimum potabile. The structures were determined on the basis of NMR analyses and by comparison with
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::caf6774d42c997bd396123ef96d2bd9a
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0044-59672010000400011
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0044-59672010000400011
Autor:
Marilda Conceição da Silva, Luiz G. F. e Silva, Tanus Jorge Nagem, Marcelo Henrique dos Santos
Publikováno v:
Journal of the Brazilian Chemical Society. 11:537-539
A new xanthone,1,4,8-trihydroxyxanthone (1,4,8-trihydroxy-9H-xanthen-9-one), was isolated from the roots of Vismia latifolia (Guttiferae). Four other known xanthones were isolated: 1,5-dihydroxy-8-methoxyxanthone, 1,7-dihydroxyxanthone, 1,6-dihydroxy
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6a7c7c0db09e03dd9ac5653bec4e0000
https://doi.org/10.1590/s0103-50532000000500017
https://doi.org/10.1590/s0103-50532000000500017
Autor:
Habdel Nasser Rocha da Costa, Dorila Piló-Veloso, Maria Cristina dos Santos, Antônio F. C. Alcântara, Roberta Cabral França, Marilda Conceição da Silva
Publikováno v:
Química Nova, Volume: 31, Issue: 4, Pages: 744-750, Published: 2008
Química Nova v.31 n.4 2008
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Química Nova v.31 n.4 2008
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
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://explore.openaire.eu/search/publication?articleId=doi_dedup___::1a74fcbd55a8a6d8493279c086c073e8
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422008000400006&lng=en&tlng=en
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422008000400006&lng=en&tlng=en
Autor:
Luiz Carlos Guedes de Miranda, Marco Antônio Teixeira, Marilda Conceição da Silva, Tânia Toledo de Oliveira, Tanus Jorge Nagem
Publikováno v:
Pesquisa Agropecuária Brasileira, Volume: 34, Issue: 5, Pages: 879-883, Published: MAY 1999
Repositório Institucional da UFOP
Universidade Federal de Ouro Preto (UFOP)
instacron:UFOP
Pesquisa Agropecuária Brasileira v.34 n.5 1999
Pesquisa Agropecuária Brasileira
Empresa Brasileira de Pesquisa Agropecuária (Embrapa)
instacron:EMBRAPA
Repositório Institucional da UFOP
Universidade Federal de Ouro Preto (UFOP)
instacron:UFOP
Pesquisa Agropecuária Brasileira v.34 n.5 1999
Pesquisa Agropecuária Brasileira
Empresa Brasileira de Pesquisa Agropecuária (Embrapa)
instacron:EMBRAPA
O objetivo deste trabalho foi verificar o efeito antioxidante de derivados flavonoídicos da quercetina, naringenina, morina, e rutina, isolados da cultivar de soja UFV-5. Após acetilação com anidrido acético e piridina, e metilação com diazome
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f87eca24652bbf1c6fec783e0445dfea
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-204X1999000500021&lng=en&tlng=en
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-204X1999000500021&lng=en&tlng=en
Publikováno v:
Phytochemistry. 31:2913-2914
A new xanthone was isolated from the trunk wood of Haploclathra paniculata and its structure determined by spectroscopic methods as 2,7-dihydroxy-1-methoxyxanthone.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a022ab342e8078b7a333351339157af9
https://doi.org/10.1016/0031-9422(92)83665-l
https://doi.org/10.1016/0031-9422(92)83665-l