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Model self-assembling arginine-based tripeptides show selective activity against Pseudomonas bacteria

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Autor(es):
Castelletto, Valeria ; Edwards-Gayle, Charlotte J. C. ; Hamley, Ian W. ; Barrett, Glyn ; Seitsonen, Jani ; Ruokolainen, Janne ; de Mello, Lucas Rodrigues ; da Silva, Emerson Rodrigo
Número total de Autores: 8
Tipo de documento: Artigo Científico
Fonte: CHEMICAL COMMUNICATIONS; v. 56, n. 4, p. 4-pg., 2020-01-14.
Resumo

Three model arginine-rich tripeptides RXR (X = W, F or non-natural residue 2-napthylalanine) were investigated as antimicrobial agents, with a specific focus to target Pseudomonas aeruginosa through membrane lysis. Activity against biofilms was related to binding of the second messenger molecule, nucleotide bis-(3 '-5 ')-cyclic dimeric guanosine monophosphate (c-di-GMP). Strong selective activity against P. aeruginosa in planktonic form was observed for RFR and RWR. (AU)

Processo FAPESP: 16/24409-3 - Peptídeos Penetrantes de Células para Transporte de DNA plasmídial e microRNA: da Estrutura Nanoscópica a Entrega de Genes.
Beneficiário:Emerson Rodrigo da Silva
Modalidade de apoio: Auxílio à Pesquisa - Regular