Výsledky vyhledávání - "Alberdan S SANTOS"

Akademický článek

A novel function for kojic acid, a secondary metabolite from Aspergillus fungi, as antileishmanial agent.

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

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Akademický článek

Sesquiterpenes of Amazonian Piper species

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

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Lipidomic Profile of Rhodotorula toruloides by GC/MS and Antioxidant Capacity of the Oil by DPPH and TLC-Plate Methods

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.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2667b6429e4a0d5488367a3ad6a1eb91
https://www.ajol.info/index.php/sajc/article/view/241062

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Akademický článek

Improvement of friable callus production of Boerhaavia paniculata Rich and the investigation of its lipid profile by GC/MS

Autor: JOANNE M.M. SOUZA, STRAHILL BERKOV, ALBERDAN S. SANTOS

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

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Akademický článek

Biotransformation of sucrose into 5-hydroxy-2-hydroxymethyl-γ-pirone by Aspergillus flavus

Autor: Nelson R. Ferreira, Maria Inez M. Sarquis, Cláudio N. Alves, Alberdan S. Santos

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

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Stilbenes from Deguelia rufescens var. urucu (Ducke) A. M. G. Azevedo leaves: effects on seed germination and plant growth

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

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-

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6c667ffd871c3ee7efff78023b93c214
https://doi.org/10.1590/s0103-50532010001000007

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Essential Oils ofSiparuna guianensisAubl

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

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4f64af4aaa791984ded35d3d54901280
https://doi.org/10.1080/10412905.1998.9700966

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A 12A-hydroxyrotenoid from roots of boerhaavia coccinea

Autor: Luiz Carlos Caetano, Alberdan S Santos, Antônio Euzébio Goulart Santana

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.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::902d53a058761712052cda7e1904f60f
https://doi.org/10.1016/s0031-9422(97)01040-6

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Constituents of the essential oil ofPiper aduncum L. growing wild in the Amazon region

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

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2c742df73df96a7346b2491a3bcf8c83
https://doi.org/10.1002/(sici)1099-1026(1998070)13:4<269::aid-ffj744>3.0.co

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Volatile constituents of fruits ofAnnona glabra L. from Brazil

Autor: Maria das Graças B. Zoghbi, Alberdan S. Santos, Eloisa Helena A. Andrade, José Guilherme S. Maia

Publikováno v: Flavour and Fragrance Journal. 13:148-150

The volatile constituents of the fruits of Annona glabra L. growing wild in North Brazil were analysed by GC–MS. The fruits were collected at three stages of ripening: unripe, half-ripe and ripe. The most abundant class of compounds found in the ar

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::cc6cbf3b301828394173026830498baf
https://doi.org/10.1002/(sici)1099-1026(199805/06)13:3<148::aid-ffj711>3.0.co

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