Výsledky vyhledávání - "José Gustavo L Almeida"

Purification and characterization of a biosurfactant produced by Bacillus subtilis in cashew apple juice and its application in the remediation of oil-contaminated soil

Autor: Luciana Rocha Barros Gonçalves, Maria Valderez Ponte Rocha, Jeferson J.L. Martins, Otília Deusdênia L. Pessoa, Kenia Franco Cavalcante, José Gustavo L Almeida, Vânia Maria Maciel Melo, Rilvia Saraiva de Santiago Aguiar, Anne Kamilly Nogueira Felix, Maria Estela Aparecida Giro

Publikováno v: Colloids and Surfaces B: Biointerfaces. 175:256-263

The ability of some microorganisms to use clarified cashew apple juice as carbon and energy source for biosurfactant production was assessed under strict controlled conditions. Twelve strains of Bacillus were isolated and evaluated regarding their bi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7c9b41f494f1068dc37f5f0affb107c3
https://doi.org/10.1016/j.colsurfb.2018.11.062

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Steroids from the Brazilian Zoanthids Palythoa caribaeorum and Palythoa variabilis

Autor: Francisco das Chagas L. Pinto, Arinice M. Costa, Diego Veras Wilke, Letícia V. Costa-Lotufo, José Gustavo L Almeida, Edilberto R. Silveira, Otília Deusdênia L. Pessoa, Larissa A. Guimarães, Maria Conceição M. Torres

Publikováno v: Journal of the Brazilian Chemical Society v.28 n.3 2017
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Journal of the Brazilian Chemical Society, Volume: 28, Issue: 3, Pages: 485-491, Published: MAR 2017

Two unreported ergostane-type sterols 24(R)-7α-hydroperoxy-ergost-5-en-3β-ol and 6β-carboxyl-24(R)-(8→6)-abeo-ergostan-3β,5β-diol, along with seven known ones were isolated from the hexane and alcohol extracts from the zoanthids Palythoa carib

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::828ff93fd333f8d7630e03151a86198e
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50532017000300485

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Structure elucidation and NMR assignments of new spirosolane alkaloids from Solanum campaniforme

Autor: Edilberto R. Silveira, José Gustavo L Almeida, Otília Deusdênia L. Pessoa, Maria Conceição M. Torres, Raimundo Braz-Filho

Publikováno v: Magnetic Resonance in Chemistry. 50:74-78

From the leaves of Solanum campaniforme, two new spirosolane alkaloids β-acetoxyl-(25S)-22βN-spirosol-4-en-3-one (1) and β-hydroxyl-(25S)-22βN-spirosol-4-en-3-one (4) were isolated along with two other known alkaloids of the same class (25S)-22β

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::63950366dc5d6e5a0d0d9b42fba36abd
https://doi.org/10.1002/mrc.3793

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Evaluation of a co-product of biodiesel production as carbon source in the production of biosurfactant by P. aeruginosa MSIC02

Autor: Luciana Rocha Barros Gonçalves, Jessyca Aline da Costa Correia, José Gustavo L Almeida, Vânia Maria Maciel Melo, Juliana Rabelo Sousa, Sueli Rodrigues, Otília Deusdênia L. Pessoa

Publikováno v: Process Biochemistry. 46(9):1831-1839

This work focuses on the use of a co-product of biodiesel production as carbon and energy source for the production of rhamnolipids by a new strain of Pseudomonas aeruginosa MSIC02. Different carbon sources were compared and the highest rhamnolipid c

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cadd9779262240a00c9be776305cc20e

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Betulinic Acid, a Natural Pentacyclic Triterpenoid, Prevents Abdominal Fat Accumulation in Mice Fed a High-Fat Diet

Autor: Flávia A. Santos, Daniel Freire de Sousa, Maria Goretti Rodrigues de Queiroz, Célio L. de Melo, Antonio Carlos V Arruda Filho, José Gustavo L Almeida, Vietla Satyanarayana Rao, E.R. Silveira, Dalgimar Beserra de Menezes, Otília Deusdênia L. Pessoa, Tiago Sousa de Melo, Adriana Matos Rodrigues

Publikováno v: Journal of Agricultural and Food Chemistry. 57:8776-8781

In the search for potential antiobese agents from natural sources, this study investigated the effects of betulinic acid (BA), a pentacyclic triterpene from Clusia nemorosa L. (Clusiaceae), in mice on a high-fat diet (HFD). Adult male Swiss mice (n =

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::908b96404317f58684de9e7019bc3885
https://doi.org/10.1021/jf900768w

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Essential Oil Composition From Leaves and Fruits ofPiper divaricatumG. Mey

Autor: Edilberto R. Silveira, Edson P. Nunes, José Gustavo L Almeida, Otília Deusdênia L. Pessoa

Publikováno v: Journal of Essential Oil Research. 21:228-230

The chemical composition of the essential oils from leaves and fruits of Piper divaricatum G. Mey., collected in August 2005 and September 2006, was analyzed by GC/MS and GC-FID. Twenty-six components, representing more than 94.0% of the chemical com

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2514021f6f80e1c0913e7a406d23b764
https://doi.org/10.1080/10412905.2009.9700155

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Palyosulfonoceramides A and B: Unique Sulfonylated Ceramides from the Brazilian Zoanthids Palythoa caribaeorum and Protopalyhtoa variabilis

Autor: Letícia V. Costa-Lotufo, José Gustavo L Almeida, Edilberto R. Silveira, Diego Veras Wilke, Ana Isabel V. Maia, Otília Deusdênia L. Pessoa, James J. La Clair, Raimundo Braz-Filho

Publikováno v: Marine Drugs; Volume 10; Issue 12; Pages: 2846-2860
Marine Drugs
Marine Drugs, Vol 10, Iss 12, Pp 2846-2860 (2012)

The zoanthids Palythoa caribaeorum and Protopalythoa variabilis are among the most abundant marine species along the Brazilian coast. We now report the isolation and structure elucidation of two unprecedented sulfonylated ceramides, palyosulfonoceram

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c9c62197048f09b41b6e52a334fdaf68

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Structure elucidation and NMR assignments of new spirosolane alkaloids from Solanum campaniforme

Autor: Maria Conceição M, Torres, José Gustavo L, Almeida, Raimundo, Braz-Filho, Edilberto R, Silveira, Otília Deusdênia L, Pessoa

Publikováno v: Magnetic resonance in chemistry : MRC. 50(1)

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::ce240e4bae96f17ef6e7381d9be0d580
https://pubmed.ncbi.nlm.nih.gov/22328417

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NMR spectral assignments of a new [C--O--C] isoflavone dimer from Andira surinamensis

Autor: José Gustavo L Almeida, Edilberto R. Silveira, Otília Deusdênia L. Pessoa

Publikováno v: Magnetic resonance in chemistry : MRC. 46(1)

The phytochemical investigation of extracts from the branch wood and branch barks of Andira surinamensis yielded a novel isoflavone dimer, 4′-methoxyisoflavone-(7-O-7″)-3″′,4″′-methylenedioxyisoflavone (surinamensin), along with the trite

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d4c77573648d0a8ed6bb6267b8f5cdab
https://pubmed.ncbi.nlm.nih.gov/18098226

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