RSS 1.0Artigos - Bioquímica e Tecnologia - IQ
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28-mer fragment derived from enterocin CRL35 displays an unexpected bactericidal effect on listeria cells
; Sanches, Paulo R.S.
; ; ; ; Cilli, Eduardo ; ; (Protein and Peptide Letters, 2015) [Artigo]
Two shorter peptides derived from enterocin CRL35, a 43-mer bacteriocin, were synthesized i. e. the N-terminal fragment spanning from residues 1 to 15, and a 28-mer fragment that represents the Cterminal of enterocin CRL35, ... -
28-mer fragment derived from enterocin CRL35 displays an unexpected bactericidal effect on listeria cells
; Sanches, Paulo R.S.; ; ; ; Cilli, Eduardo ; ; (Protein and Peptide Letters, 2015) [Artigo]
Two shorter peptides derived from enterocin CRL35, a 43-mer bacteriocin, were synthesized i. e. the N-terminal fragment spanning from residues 1 to 15, and a 28-mer fragment that represents the Cterminal of enterocin CRL35, ... -
Electrical properties of calcium doped BiFeO3 films on LaNiO3 coated Pt substrates
Goncalves, L. F.; Rocha, L. S.R. ; Hangai, B. ; Ortega, Pedro Paulo Silva ; Longo, E. ; Simões, Alexandre Z. (Processing and Application of Ceramics, 2018) [Artigo]
Pure and calcium-modified (CaxBi1-xFeO3, x = 0.0, 0.1, 0.2, 0.30) thin films were fabricated on Pt(111)/Ti/SiO2/Si substrates by the soft chemical method using LaNiO3 as the bottom electrode. Highly (200)-oriented BFO film ... -
A Cyclotide Isolated from Noisettia orchidiflora (Violaceae)
Bobey, Antonio Fernández; Pinto, Meri Emili Ferreira ; Cilli, Eduardo Maffud ; ; Bolzani, Vanderlan Da Silva (Planta Medica, 2018) [Artigo]
Biologically active cyclotides have been found on some flowering plants species and are involved in the role of the plant protection. As part of studies focusing on peptides from Brazilian plant species, we are reporting ... -
A simple electrochemical method to monitor an azo dye reaction with a liver protein
Materón, Elsa Maria; Marchetto, Reinaldo ; Araujo, Angela Regina ; Vega-Chacon, Jaime ; ; Jafelicci, Miguel ; ; ; Zanoni, Maria Valnice Boldrin (Analytical Biochemistry, 2018) [Artigo]
Disperse Orange 37 (DO37) is an efficient azo dye for dyeing synthetic textile materials owing to its resistance to degradation that may also be harmful to humans as DO37 is not entirely eliminated in wastewater treatment. ... -
Inhibition of Breast Cancer Cell Migration by Cyclotides Isolated from Pombalia calceolaria
Pinto, Meri Emili F.; ; ; Bobey, Antonio F. ; ; ; ; ; ; et al. (Journal of Natural Products, 2018) [Artigo]
Two new bracelet cyclotides from roots of Pombalia calceolaria with potential anticancer activity have been characterized in this work. The cyclotides Poca A and B (1 and 2) and the previously known CyO4 (3) were de novo ... -
Novel route for fabrication of ZnO nanorods-Au nanoparticles hybrids directly supported on substrate and their application as gas sensors
; Da Silva, Ranilson Angelo; Zaghete, Maria Aparecida ; Longo, Elson ; Perazolli, Leinig Antonio ; (Materials Research, 2018) [Artigo]
The aim of this study was to develop a novel, simple and fast route to prepare ZnO nanorods (NRs) -Au nanoparticles (NPs) hybrids directly supported on a substrate to be used in gas sensor devices. The ZnO NRs were promptly ... -
Biopolymer-based membranes associated with osteogenic growth peptide for guided bone regeneration
Saska, Sybele; Pigossi, Suzane C ; Oliveira, Guilherme J. P. L. ; ; Capela, Marisa V. ; Gonçalves, Andreia ; ; Messaddeq, Younès ; Ribeiro, Sidney J. L. ; Gaspar, Ana Maria Minarelli et al. (Biomedical Materials (Bristol), 2018) [Artigo]
Barrier membranes for guided bone regeneration (GBR) mainly promote mechanical maintenance of bone defect space and induce osteopromotion. Additionally, biopolymer-based membranes may provide greater bioactivity and ... -
Structure, morphology and photoluminescence emissions of ZnMoO4: RE 3+=Tb3+ - Tm3+ - X Eu3+ (x = 1, 1.5, 2, 2.5 and 3 mol%) particles obtained by the sonochemical method
; ; ; ; ; Longo, E.; ; ; ; (Journal of Alloys and Compounds, 2018) [Artigo]
ZnMoO4 and ZnMoO4: RE3+ = 1% Tb3+, 1% Tm3+, x Eu3+ (x = 1, 1.5, 2, 2.5 and 3 mol%) particles were prepared by a sonochemical method. The influence of the dopant content on photoluminescent behavior was investigated. The ... -
In vitro and in silico studies of 3-hydroxy-3-methyl-glutaryl coenzyme A reductase inhibitory activity of the cowpea Gln-Asp-Phe peptide
; ; ; ; ; ; ; ; Cilli, Eduardo Maffud; (Food Chemistry, 2018) [Artigo]
Previous studies have shown that cowpea protein positively interferes with cholesterol metabolism. In this study, we evaluated the ability of the fraction containing peptides of <3 kDa, as well as that of the Gln-Asp-Phe ... -
Theoretical methods for calculations of optical phonons in BiOBr: Analysis and correction of propagated errors
Ferrer, Mateus M.; ; ; ; Longo, Elson ; ; Sambrano, Julio R. (Journal of Raman Spectroscopy, 2018) [Artigo]
Theoretical and experimental methods were employed to investigate the vibrational modes of BiOBr. Wavenumber prediction and assignments of the infrared and Raman modes were performed using density functional theory and ... -
Nanbo3/pvdf composite: A flexible functional material
Teixeira, G. F.; Ciola, R. A. ; Zaghete, M. A. ; Varela, J. A. ; Longo, E. (Ceramic Engineering and Science Proceedings, 2017) [Trabalho apresentado em evento]
Sodium niobate can be used as precursor of flexible composites with great properties aiming the use in devices that combine properties like piezoelectricity and photoluminescence. In this work, we obtained NaNbO3 fiber-like ... -
Antimicrobial Photodynamic therapy enhanced by the peptide aurein
De Freitas, Laura Marise; ; Santos-Filho, Norival Alves ; Zago, Lucas Henrique De Paula ; ; ; Cilli, Eduardo Maffud ; Fontana, Carla Raquel (Scientific Reports, 2018) [Artigo]
In the past few years, the World Health Organization has been warning that the post-antibiotic era is an increasingly real threat. The rising and disseminated resistance to antibiotics made mandatory the search for new ... -
The effect of TiO2 nanotube morphological engineering and ZnS quantum dots on the water splitting reaction: A theoretical and experimental study
; ; ; Ferrer, M. M.; ; ; ; ; Longo, E. ; et al. (International Journal of Hydrogen Energy, 2018) [Artigo]
Ordered arrays of TiO2 nanotubes with smooth and rippled morphologies were prepared by one-step titanium oxidation in NH4F and ethylene glycol solution. The samples were then decorated with ZnS using a microwave-assisted ... -
Redox Capacitive Assaying of C-Reactive Protein at a Peptide Supported Aptamer Interface
Piccoli, Julia; ; ; ; Cilli, Eduardo M. ; Bueno, Paulo R. ; (Analytical Chemistry, 2018) [Artigo]
Electrochemical immunosensors offer much in the potential translation of a lab based sensing capability to a useful real world platform. In previous work we have introduced an impedance-derived electrochemical capacitance ... -
Síntese e caracterização de catalisadores SnO2.Nb suportado em argila maranhense
; ; ; ; ; ; Longo, Elson (Revista Materia, 2018) [Artigo]
The development and optimization of heterogeneous catalysts is a fundamental step to ensure the technical and economic feasibility of new materials created for a wide range of applications, including catalytic applications. ... -
Caracterização de materiais cerâmicos à base de CuCr2O4 preparados pelo método da reação de combustão em solução para uso como pigmentos
; ; ; ; ; ; ; Longo, E. (Ceramica, 2018) [Artigo]
CuCr2O4-based ceramic pigments were prepared by the method of solution combustion synthesis starting at calcination in the range of 500 to 1100 °C, aiming to the application as ceramic pigment. The structural, morphological, ... -
Luminescent and gas sensor properties of the ZrO2:Hhpa:Eu3+ Hybrid Compound
; ; de Moura, A. P.; ; ; ; Longo, E. (Journal of Luminescence, 2018) [Artigo]
Luminescent complexes of rare earth have been extensively studied in different fields of research improving the industrial development of these materials for their utilization as electroluminescent displays, catalysts and ... -
Photocatalytic activity and photoluminescence properties of TiO2, In2O3, TiO2/In2O3 thin films multilayer
; ; ; ; ; Longo, E.; ; (Journal of Materials Science: Materials in Electronics, 2018) [Artigo]
This study evaluated the effect of crystallization temperature (300, 500 and 700 °C) on the photocatalytic and photoluminescent properties of the multilayer thin films of TiO2, In2O3 and TiO2/In2O3 which were prepared by ... -
Evaluation of peptides release using a natural rubber latex biomembrane as a carrier
Miranda, M. C.R.; Borges, F. A. ; Barros, N. R. ; Santos Filho, N. A. ; ; Herculano, R. D. ; Cilli, E. M. (Amino Acids, 2018) [Artigo]
The biomembrane natural (NRL—Natural Rubber Latex), manipulated from the latex obtained from the rubber tree Hevea brasiliensis, has shown great potential for application in biomedicine and biomaterials. Reflecting the ...