Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Viviana Isabel Pedroni"'
Autor:
Marcela A. Morini, Viviana Isabel Pedroni, María Belén Sierra, L. M. Alarcón, Gustavo A. Appignanesi, A.R. Verde
Publikováno v:
Chemistry and Physics of Lipids. 217:12-18
Docosahexaenoic acid (DHA, 22:6) is a natural active compound that has raised considerable interest due to its several biological effects. In this work, effects of free DHA on the physicochemical properties of dipalmitoylphosphatidylcholine (DPPC) li
Autor:
P. Mendioroz, L. M. Alarcón, Marcela A. Morini, Gustavo A. Appignanesi, Viviana Isabel Pedroni, A.R. Verde, María Belén Sierra
Publikováno v:
Chemistry and physics of lipids. 231
This work reports the effect of hydroxy-xanthones (XAs) on 1,2-Dipalmitoyl-sn-glycero-3-phosphocholine (DPPC) and 1,2-Dimyristoyl-sn-glycero-3-phosphocholine (DMPC) bilayers as determined by ultrasound velocimetry, densimetry and molecular dynamics s
Autor:
Gustavo A. Appignanesi, L. M. Alarcón, A.R. Verde, Marcela A. Morini, Viviana Isabel Pedroni, María Belén Sierra
Publikováno v:
Biochimica et Biophysica Acta (BBA)-Biomembranes
This work investigates how docosahexaenoic acid (DHA) modifies the effect of Cholesterol (Chol) on the structural and dynamical properties of dipalmitoylphosphatidylcholine (DPPC) membrane. We employ low-cost and non-invasive methods: zeta potential
Autor:
Flavia Edith Buffo, María Belén Sierra, Edgardo Anibal Disalvo, Viviana Isabel Pedroni, Marcela A. Morini
Publikováno v:
Colloids and Surfaces B: Biointerfaces. 142:199-206
Temperature dependence of the zeta potential (ZP) is proposed as a tool to analyze the thermotropic behavior of unilamellar liposomes prepared from binary mixtures of phosphatidylcholines in the absence or presence of ions in aqueous suspensions. Sin
Autor:
María Belén Sierra, Viviana Isabel Pedroni, Gustavo A. Appignanesi, Edgardo Anibal Disalvo, Marcela A. Morini, L. M. Alarcón
Publikováno v:
Colloids and Surfaces B: Biointerfaces. 131:54-58
The purpose of the work is to compare the influence of the multilamellarity, phase state, lipid head groups and ionic media on the origin of the surface potential of lipid membranes. With this aim, we present a new analysis of the zeta potential of m
Lipidic nanoparticules: a model function to predict the transition temperature of DPPC-DMPC mixtures
Publikováno v:
CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
Thermotropic behavior of unilamellar liposomes prepared from binary mixtures of phosphatidylcholines in aqueous suspensions was analyzed by means of the temperature dependence of the Zeta Potential (ZP). This technique presents high sensitivity and s
Autor:
Marcela A. Morini, Flavia Edith Buffo, L. M. Alarcón, Viviana Isabel Pedroni, María Belén Sierra, D. Gerbino
Publikováno v:
Chemistry and physics of lipids. 206
Xanthones and derivatives are natural active compounds whose interest has been increased due to its several pharmacological effects. In this work, effects of hydroxy-xanthones on the physicochemical properties of dipalmitoylphosphatidylcholine (DPPC)
Autor:
Viviana Isabel Pedroni, Graciela Alicia Alimenti, Pablo C. Schulz, María Elena Gschaider, María Luján Ferreira
Publikováno v:
Colloids and Surfaces A: Physicochemical and Engineering Aspects. 315:241-249
Different models were used for both the exposed structures of chitosan and for water in the vapor state in the molecular modeling of the first step of adsorption of water on chitosan, taking into account water clustering phenomena upon adsorption, th
Autor:
S. A. Accordino, Gustavo A. Appignanesi, J. M. Montes de Oca, J. A. Rodriguez Fris, Marcela A. Morini, Viviana Isabel Pedroni, M. Belén Sierra, L. M. Alarcón
Publikováno v:
Subcellular Biochemistry ISBN: 9783319190594
The comprehension of the structure and behavior of water at interfaces and under nanoconfinement represents an issue of major concern in several central research areas like hydration, reaction dynamics and biology. From one side, water is known to pl
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a8d2d2674de206a3cc401268e77cc272
https://doi.org/10.1007/978-3-319-19060-0_7
https://doi.org/10.1007/978-3-319-19060-0_7
Publikováno v:
Macromolecular Bioscience. 3:531-534
A simple and rapid method for determining the degree of N-acetylation (DA) of chitosan by ultraviolet spectrophotometry using double beam equipment is proposed. D-Glucosamine (GlcN) hydrochloride and N-acetylglucosamine (GlcNAc) were used as model su