Zobrazeno 1 - 10
of 31
pro vyhledávání: '"Alberdan S SANTOS"'
Autor:
Alberdan S. Santos, Hugo L. C. Salgado, Nemailla Bonturi, Ricardo F. A. de Mello, Laiza de Κ. M. da Conceição, Everson A. Miranda
Publikováno v:
South African Journal of Chemistry; Vol. 75 (2021); 162–167
This work was undertaken to evaluate the antioxidant capacity of Rhodotorula toruloides lipid extract in TLC plate, using the (DPPH) (1,1-diphenyl-2-picril-hydrazine) method as an innovative way to visualise lipid groups that comprise this activity.
Publikováno v:
Anais da Academia Brasileira de Ciências, Vol 86, Iss 3, Pp 1015-1027 (2014)
In this study, a protocol to induce high amount of friable callus of Boerhaavia paniculata RICH and a lipidomics technique were applied to investigate the profile of lipids to relate to those present in the roots of this plant that presented anti-inf
Externí odkaz:
https://doaj.org/article/71eb3e7266904307ba6222ad381efcaf
Publikováno v:
Anais da Academia Brasileira de Ciências, Vol 82, Iss 3, Pp 569-576 (2010)
The sucrose hydrolysis and the preference of consumption of glucose instead of fructose were investigated for the production of 5-hydroxy-2-hydroxymethyl-γ-pyrone (HHMP) in the presence of Aspergillus flavus IOC 3974 cultivated in liquid Czapeck med
Externí odkaz:
https://doaj.org/article/825a12952b2b46349acb17170476376e
Autor:
Ana Paula D Rodrigues, Luis Henrique S Farias, Antonio Sérgio C Carvalho, Alberdan S Santos, José Luiz M do Nascimento, Edilene O Silva
Publikováno v:
PLoS ONE, Vol 9, Iss 3, p e91259 (2014)
Kojic acid (KA) is a fungal metabolite used as a topical treatment skin-whitening cosmetic agent for melasma in humans; however its potential as an anti-leishmanial agent is unknown. Chemotherapy is one of the most effective treatments for Leishmania
Externí odkaz:
https://doaj.org/article/627aac101bd648abb852aaa89c58c4d6
Publikováno v:
Orbital: The Electronic Journal of Chemistry, Vol 4, Iss 1, Pp 113-114 (2012)
Complex bis (2-Oleicoyloxymethyl-5-hydroxy-gamma-pyrone) copper (II) and tris (2-Oleicoyloxymethyl-5-hydroxy-gamma-pyrone) iron (III) were prepared in ethanol using the structure "chelator conjugate kojic -lipid". This ester was obtained from kojic a
Externí odkaz:
https://doaj.org/article/67652bcb22eb4643a3ac4f717af8a1d5
Autor:
Lívia T. Lobo, Geilson A. da Silva, Manolo C. C. de Freitas, Antonio Pedro S. Souza Filho, Milton N. da Silva, Alberto C. Arruda, Giselle M. S. P. Guilhon, Lourivaldo S. Santos, Alberdan S. Santos, Mara S. P. Arruda
Publikováno v:
Journal of the Brazilian Chemical Society v.21 n.10 2010
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Repositório Institucional da EMBRAPA (Repository Open Access to Scientific Information from EMBRAPA-Alice)
Empresa Brasileira de Pesquisa Agropecuária (Embrapa)
instacron:EMBRAPA
Journal of the Brazilian Chemical Society, Volume: 21, Issue: 10, Pages: 1838-1844, Published: 2010
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Repositório Institucional da EMBRAPA (Repository Open Access to Scientific Information from EMBRAPA-Alice)
Empresa Brasileira de Pesquisa Agropecuária (Embrapa)
instacron:EMBRAPA
Journal of the Brazilian Chemical Society, Volume: 21, Issue: 10, Pages: 1838-1844, Published: 2010
The Amazon biodiversity may provide plants whose chemical substances are capable of controlling weeds. In this study we report the isolation and identification of five stilbenes from the leaves of "timbó vermelho" (Deguelia rufescens var. urucu): 4-
Autor:
Alberdan S SANTOS, Eloisa H. A ANDRADE, Maria das Graças B ZOGHBI, Arnaldo I. R LUZ, José G. S MAIA
Publikováno v:
Acta Amazonica, Vol 28, Iss 2, Pp 127-127 (1998)
The essential oils from leaves and thin branches of Piper amapense, Piper ducket and Piper bartlingianum were analysed by GC/MS and all volatile compounds were identified as sesquiterpenes. The main constitutents identified in the oil of P. amapense
Externí odkaz:
https://doaj.org/article/8380c4dc1c6749048ccd1e575877b36c
Autor:
Maria das Graças B. Zoghbi, Milton Helio L. da Silva, José Guilherme S. Maia, Eloisa Helena A. Andrade, Alberdan S. Santos
Publikováno v:
Journal of Essential Oil Research. 10:543-546
The essential oils of three types of Siparuna guianensis collected at different places of the Amazon were analyzed by GC/MS. The main constituents found in the oil of the sample collected at Moju (PA) were epi-α-bisabolol (25.1%) and spathulenol (15
Publikováno v:
Phytochemistry. 49:255-258
An isoflavonoid isolated from the chloroformic extract of roots of Boerhaavia coccinea was identified as 9,10-dimethoxy-11,12a-dihydroxyrotenoid and named coccineone E.
Autor:
Arnaldo Iran R. Luz, José Guilherme S. Maia, Eloisa Helena A. Andrade, Cleber N. Bastos, Maria Das Graças B. Zohhbi, Alberdan S. Santos, Milton Helio L. da Silva
Publikováno v:
Flavour and Fragrance Journal. 13:269-272
The essential oils of eight samples of Piper aduncum L., collected at different localities of the Amazon region, were analysed by GC–MS. The major component identified in all samples was dillapiole (31.5–97.3%). Sample A, collected at Serra do Na