Výsledky vyhledávání - "Alison B. da Silva"

Insecticidal Compound from Himatanthus drasticus Latex against Cowpea Infestation by Callosobruchus maculatus (Coleoptera: Chrysomelidae)

Autor: Alison B. da Silva, José Francisco de Carvalho Gonçalves, Ayrles F.B. Silva, Márcio V. Ramos, Paulo Riceli Vasconcelos Ribeiro, Otília Deusdênia L. Pessoa, Brandon Ferraz E Sousa, Cleverson D.T. Freitas, Francimauro S. Morais, Emanuel Alves Bezerra, Diego P. Souza, Kirley Marques Canuto

Publikováno v: Journal of Agricultural and Food Chemistry. 69:5049-5058

Vigna unguiculata is an important source of proteins and energy for humans and animals. However, postharvest losses caused by Callosobruchus maculatus can reach from 20 to 100% of stored seeds. In this study, the insecticide potential of compounds ex

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::abb4d4d0951b8ee654cc8aa806896c6f
https://doi.org/10.1021/acs.jafc.1c01177

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Survivin modulation in the antimelanoma activity of prodiginines

Autor: Letícia V. Costa-Lotufo, Eli Chapman, Débora Kristina Alves-Fernandes, João Agostinho Machado-Neto, Otília Deusdênia L. Pessoa, Pep Amengual-Rigo, Silvya Stuchi Maria-Engler, Paola Cristina Branco, Victor Guallar, Alison B. da Silva, Paula C. Jimenez, Paula Rezende-Teixeira, Cristine A. Pontes, Niloufar Mollasalehi

Publikováno v: Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP

Melanoma is a type of skin cancer with an elevated incidence of metastasis and chemoresistance. Such features hamper treatment success of these neoplasms, demanding the search for new therapeutic options. Using a two-step resin-based approach, we rec

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b9fd0a990a118a24c0adec4f726e3652
https://pubmed.ncbi.nlm.nih.gov/32814079

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Effect of indole alkaloids from roots of Rauvolfia ligustrina in the noradrenergic neurotransmission

Autor: Maria Júlia Sousa Fonseca, Norberto K.V. Monteiro, Kirley Marques Canuto, Otília Deusdênia L. Pessoa, Nilberto R.F. Nascimento, Luis Gustavo Farias De Sousa, Francisco Wagner de Queiroz Almeida Neto, Herbert S. Magalhães, Alison B. da Silva, Maria Iracema Bezerra Loiola

Publikováno v: Repositório Institucional da Universidade Federal do Ceará (UFC)
Universidade Federal do Ceará (UFC)
instacron:UFC

The new glucosyl sarpagan alkaloid designated as 21(R*)-(O-β-glucosyl)-hydroxy-sarpagan-17-oic acid, along with eleven known alkaloids were isolated from a soluble alkaloidal fraction from the ethanol extract of Rauvolfia ligustrina. Their structure

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::01169e0b9a8f0493b65322b79ada9ce3
https://pubmed.ncbi.nlm.nih.gov/32151641

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Chemical profiling of secondary metabolites from Himatanthus drasticus (Mart.) Plumel latex with inhibitory action against the enzymes α-amylase and α-glucosidase: In vitro and in silico assays

Autor: Nylane M.N. Alencar, Ariclécio Cunha de Oliveira, Márcio V. Ramos, Francimauro S. Morais, Kirley Marques Canuto, Cleverson D.T. Freitas, Paulo Riceli Vasconcelos Ribeiro, Otília Deusdênia L. Pessoa, Alison B. da Silva

Publikováno v: Journal of ethnopharmacology. 253

Ethnopharmacological relevance Himatanthus drasticus is an important medicinal plant whose latex is traditionally used in Northeast Brazil to treat various diseases, including diabetes. The use of α-amylase and α-glucosidase inhibitors can be an ef

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1c994f907c0f1347939ebbfb803de3c7
https://pubmed.ncbi.nlm.nih.gov/32058007

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Antibacterial Salinaphthoquinones from a Strain of the Bacterium

Autor: Alison B, da Silva, Edilberto R, Silveira, Diego V, Wilke, Elhton G, Ferreira, Leticia V, Costa-Lotufo, Maria Conceição M, Torres, Alejandro Pedro, Ayala, Wendell S, Costa, Kirley M, Canuto, Alyne R, de Araújo-Nobre, Ana Jérsia, Araújo, José Delano B Marinho, Filho, Otilia Deusdenia L, Pessoa

Publikováno v: Journal of natural products. 82(7)

Salinaphthoquinones A-E (

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::f8e086c6041a5019824c77cfec8aa7c0
https://pubmed.ncbi.nlm.nih.gov/31313922

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4-Hydroxy-pyran-2-one and 3-hydroxy-N-methyl-2-oxindole derivatives of Salinispora arenicola from Brazilian marine sediments

Autor: Wendell S. Costa, Kirley Marques Canuto, Ana Jérsia Araújo, Francisco das Chagas L. Pinto, Alison B. da Silva, Otília Deusdênia L. Pessoa, José Delano Barreto Marinho Filho, Ayslan Batista Barros, Letícia V. Costa-Lotufo, Edilberto R. Silveira, Alejandro Ayala

Publikováno v: Fitoterapia. 138

Three new 3-hydroxy-N-methyl-2-oxindole (1 and 2) and 4-hydroxy-pyran-2-one (3) derivatives, along with the known 3-hydroxy-N-methyl-2-oxindole (4) and 6-methoxy-N-methylisatin (5) were isolated from a marine Salinispora arenicola strain from sedimen

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3dcf02b1c51d7b0a9cc71acb97c92efc
https://pubmed.ncbi.nlm.nih.gov/31521701

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Antibacterial salinaphthoquinones from a strain of the bacterium salinispora arenicola recovered from the marine sediments of St. Peter and St. Paul archipelago, Brazil

Autor: Wendell S. Costa, Maria Conceição M. Torres, Kirley Marques Canuto, Ana Jérsia Araújo, Alison B. da Silva, Edilberto R. Silveira, Alyne Rodrigues de Araújo-Nobre, Otília Deusdênia L. Pessoa, Letícia V. Costa-Lotufo, Alejandro Ayala, José Delano Barreto Marinho Filho, Elhton G Ferreira, Diego Veras Wilke

Publikováno v: Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP

Salinaphthoquinones A-E (1-5) were isolated from a marine Salininispora arenicola strain, recovered from sediments of the St. Peter and St. Paul Archipelago, Brazil. The structures of the compounds were elucidated using a combination of spectroscopic

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ea115446a053d486a887b9460d4d2646

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Prospecting Anticancer Compounds in Actinomycetes Recovered from the Sediments of Saint Peter and Saint Paul's Archipelago, Brazil

Autor: Letícia V. Costa-Lotufo, Elthon G. Ferreira, Otília Deusdênia L. Pessoa, Edilberto R. Silveira, Larissa L. F. Colares, Alison B. da Silva, Karine Pires, Paula C. Jimenez, Tito Monteiro da Cruz Lotufo, Maria Conceição M. Torres

Publikováno v: Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP

Saint Peter and Saint Paul's Archipelago is a collection of 15 islets and rocks remotely located in the equatorial Atlantic Ocean. In this particular site, the present project intended to assess the biodiversity and biotechnological potential of bact

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1b32e2eb4acfdf743653b97e877668a8
https://pubmed.ncbi.nlm.nih.gov/27454443

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Cytotoxic Alkaloids fromHippeastrum solandriflorumLindl

Autor: Letícia V. Costa-Lotufo, Otília Deusdênia L. Pessoa, Larissa A. Guimarães, Maria Conceição M. Torres, Danilo D. Rocha, Francisco das Chagas L. Pinto, Raimundo Braz Filho, Alison B. da Silva, Kaline R. Carvalho, Edilberto R. Silveira

Publikováno v: Journal of the Brazilian Chemical Society.

One new alkaloid, 2α-10bα-dihydroxy-9-O-demethylhomolycorine, in addition to seven others known alkaloids, and 5-(hydroxymethyl)furfural, piscidic acid and eucomic acid, were isolated from the bulbs of Hippeastrum solandriflorum. The structures of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::72a18f5431e16e32a897e0e330ed87e5
https://doi.org/10.5935/0103-5053.20150176

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