Now showing items 21-30 of 1037
Silk fibroin/chitosan/alginate multilayer membranes as a system for controlled drug release in wound healing
In this study, we proposed the use of the biopolymers silk fibroin, chitosan and alginate, which are recognized for their biocompatibility and biodegradability, for the preparation of multilayer membranes aiming at high ...
Comparative study of agar diffusion test and the NCCLS macrobroth method for in vitro susceptibility testing of Candida spp.
(Kluwer Academic Publ, 1999-01-01)
We performed a prospective double-blind study to evaluate the correlation between inhibition zones obtained by a disk-diffusion test, using Neo-sensitabs of fluconazole (Rosco Diagnostica), and the MICs generated by the ...
Morphology and molecular phylogeny of a new Myxidium species (Cnidaria: Myxosporea) infecting the farmed turtle Podocnemis expansa (Testudines: Podocnemididae) in the Brazilian Amazon
(Elsevier Ireland Ltd, 2017)
This study reports, for the first time, a myxosporan species of the genus Myxidium in a Neotropical turtle. Myxidium turturibus n. sp., was found in the gall bladder of Podocnemis expansa (Testudines: Podocnemididae) farmed ...
A percepção dos jovens brasileiros sobre suas aulas de Ciências
(Editora Univ Federal Parana, Centro Politecnico, 2016)
The disenchantment of students for scientific careers and in Science classes has promoted the need to identify the perceptions of youngsters towards science, their Science classes, the role of science in society, among ...
Comparative proteomic analysis reveals that T3SS, Tfp, and xanthan gum are key factors in initial stages of Citrus sinensis infection by Xanthomonas citri subsp citri
The bacteria Xanthomonas citri subsp. citri (Xac) is the causal agent of citrus canker. the disease symptoms are characterized by localized host cell hyperplasia followed by tissue necrosis at the infected area. An arsenal ...
Energy transfer rates and population inversion investigation of (1)G(4) and D-1(2) excited states of Tm3+ in Yb:Tm:Nd:KY3F10 crystals
(Amer Inst Physics, 2011-04-15)
In this work we present the spectroscopic properties of KY3F10 (KY3F) single crystals activated with thulium and co-doped with ytterbium and neodymium ions. the most important processes that lead to the thulium up-conversion ...
Chitosan Cross-Linked Pentasodium Tripolyphosphate Micro/Nanoparticles Produced by Ionotropic Gelation
(Springer India, 2016)
Chitosan cross-linked pentasodium tripolyphosphate particles were produced by ionotropic gelation. The aim of this study was to evaluate the influence of the molar mass and deacetylation degree of chitosan and of the ...
Doralice Maria Cella (1954-2013)
(Sociedade Brasileira de Genética, 2013-01-01)
Can macroalgae provide promising anti-tumoral compounds? A closer look at Cystoseira tamariscifolia as a source for antioxidant and anti-hepatocarcinoma compounds
(Peerj Inc, 2016)
Marine organisms are a prolific source of drug leads in a variety of therapeutic areas. In the last few years, biomedical, pharmaceutical and nutraceutical industries have shown growing interest in novel compounds from ...
Variação dos teores de constituintes voláteis de Cymbopogon citratus (DC) Staf, Poaceae, coletados em diferentes regiões do Estado de São Paulo
(Sociedade Brasileira de Farmacognosia, 2010-11-01)
The essential oil extracted from Cymbopogon citratus (DC) Staf, Poaceae, is rich in citral and has many applications in chemical and pharmaceutical industry. The aims of this study were evaluate the amount of citral in ...