Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Humberto Medeiros Barreto"'
Autor:
Solranny Carla Cavalcante Costa Silva, Humberto Medeiros Barreto, Edson C. Silva-Filho, Fernando Aécio A. Carvalho, Elton Marks de Araujo Braz, Carla Adriana Rodrigues de Sousa Brito, Durcilene Alves da Silva, Ana Oliveira, Michel Muálem de Moraes Alves
Publikováno v:
Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
The objective of this research was to modify chicha gum with phthalic anhydride to obtain a new biologically active material. The chemical modification of the gum structure was proven through FTIR, elemental analysis, XRD, TG, and DSC. The derived ma
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::526df2da5b129477c641e736b744914b
Autor:
Humberto Medeiros Barreto, Luizangela Reis Osório, Josy Anteveli Osajima, Hernane Barud da Silva, Edson Cavalcanti da Silva Filho, Andréia Bagliotti Meneguin
Publikováno v:
Journal of Thermal Analysis and Calorimetry. 134:1629-1636
The high prevalence of infections caused by antibiotic-resistant bacteria has stimulated the development of new therapeutic strategies. Polymeric materials have aroused the interest of many researchers because of their large field of applications. Th
Autor:
Raimundo Luiz Silva Pereira, Michele Caroline Nasato, Irwin Rose Alencar de Menezes, Débora Feitosa Muniz, José Galberto Martins da Costa, Pedro Silvino Pereira, Fabíola Fernandes Galvão Rodrigues, Maria Isabel Lacowicz Krautler, Iêda Maria Begnini, Tereza Cristina Leal Balbino, Humberto Medeiros Barreto, Luiz Everson da Silva, Cícera Datiane de Morais Oliveira-Tintino, Teresinha Gonçalves da Silva, Saulo R. Tintino, Henrique Douglas Melo Coutinho, Cristina Rodrigues dos Santos Barbosa, Ricardo Andrade Rebelo, Alexandre Magno Rodrigues Teixeira, Sandro Lucio Mireski
Publikováno v:
European Journal of Pharmaceutical Sciences. 160:105753
This study aimed to evaluate the antibacterial activity and to verify, in silico and in vitro, the inhibition of efflux mechanisms using a series of synthesized 1,8-naphthyridines sulfonamides against Staphylococcus aureus strains carrying MepA efflu
Autor:
Humberto Medeiros Barreto, Alessandra Braga Ribeiro, Josy Anteveli Osajima, Maria Onaira Gonçalves Ferreira, Layara Lorrana Ribeiro Leite, Edson Cavalcanti da Silva Filho, Lívio César Cunha Nunes, Idglan Sá de Lima
Publikováno v:
Carbohydrate Polymers. 152:409-418
Chitosan is a natural polymer with antibacterial property, that is biodegradable, extremely abundant and non-toxic. This study aimed to develop and characterize chitosan hydrogels in combination with nerolidol, in order to optimize the antimicrobial
Autor:
Carla Eiras, Moisés das Virgens Santana, Lívio César Cunha Nunes, Carla Adriana Rodrigues de Sousa Brito, Cristiany Marinho Araújo, Humberto Medeiros Barreto, Antonio do Nascimento Cavalcante, Luiz Carlos Bertolino
Publikováno v:
Materials Science and Engineering: C. 115:110927
Nanocomposite materials have been proposed to enhance the properties of different materials. In this study, palygorskite (Pal) clay is proposed as a support matrix for silver nanoparticles stabilised with cashew gum (Anacardium occidentale L.) (AgNPs
Autor:
Josy Anteveli Osajima, Idglan Sá de Lima, Humberto Medeiros Barreto, Luizângela Reis Osório, Edson Cavalcanti da Silva Filho
Publikováno v:
Materials Science Forum. 869:869-873
A novel chitosan derivative was prepared through direct reaction of pure chitosan with acetylacetone in the absence of a solvent, and it was characterized by elemental analysis, Fourier transform infrared spectrometry (FTIR), and 13C Nuclear Magnetic
Autor:
Fernando Aécio de Amorim Carvalho, Davi da Silva, Grasielly Rocha Souza, André Luis Menezes Carvalho, José Arimatéia Dantas Lopes, Lívio César Cunha Nunes, Ricardo de Araújo, Humberto Medeiros Barreto, Sean Telles Pereira, Michel Muálem de Moraes Alves, Paulo Michel Pinheiro Ferreira, A. S. Leal, Gláucia Laís Nunes Lopes
Publikováno v:
Carbohydrate polymers. 201
This study aims to obtain mesocarp films of Orbignya sp. (MB) and carboxymethylcellulose (CMC) for application as a drug release matrix. Tannic acid (TA) was used as a standard drug. The films were evaluated by infrared, swelling power, TA release pr
Autor:
Durcilene Alves da Silva, Solranny Carla Cavalcante Costa Silva, Fernando Aécio de Amorim Carvalho, Elton Marks de Araujo Braz, Edson Cavalcanti da Silva Filho, Humberto Medeiros Barreto, Luiz de Sousa Santos Júnior
Publikováno v:
International journal of biological macromolecules. 117
The search for natural antibacterial agents to treat diseases caused by resistant microorganisms has been gaining increasing attention. Chitosan has been studied in several areas due to its particular properties. The grafting of hydrophobic chains in