Results 21 to 30 of about 150,001 (229)

Geo-structural map of the Laguna Blanca basin (Southern Central Andes, Catamarca, Argentina) [PDF]

open access: yes, 2015
The Laguna Blanca basin is a rhomb-shaped basin located at the SE margin of the Puna plateau in the southern Central Andes (Catamarca, Argentina). An interactive analysis using remote sensing and field mapping enabled us to produce a geo-structural map ...
Massironi, Matteo   +2 more
core   +2 more sources

Evaluation of the Ability of PAMPA Membranes to Emulate Biological Processes through the Abraham Solvation Parameter Model

open access: yesMembranes, 2023
Two parallel artificial membrane permeability assay (PAMPA) systems intended for emulating skin permeability have been characterized through the solvation parameter model of Abraham using multilinear regression analysis.
Sara Soriano-Meseguer   +3 more
doaj   +1 more source

Cyclic peptide membrane permeability prediction using deep learning model based on molecular attention transformer

open access: yesFrontiers in Bioinformatics
Membrane permeability is a critical bottleneck in the development of cyclic peptide drugs. Experimental membrane permeability testing is costly, and precise in silico prediction tools are scarce.
Dawei Jiang   +3 more
doaj   +1 more source

Programa de rádio Ecos do Pampa: Diálogo de saberes sobre plantas nativas

open access: yesRevista Brasileira de Extensão Universitária, 2023
O Bioma Pampa é um mosaico de paisagens campestres e florestais. Nas últimas duas décadas a biodiversidade intrínseca a esses ecossistemas vem sofrendo forte ameaça devido à pressão no uso da terra por atividades agropecuárias. Uma alternativa para essa
Stefany Areva Severo   +2 more
doaj   +1 more source

Evolución geológica en la cuenca baja del río Colorado durante el cenozoico, Patagonia Norte, Argentina [PDF]

open access: yes, 2019
Climatic changes and eustatic sea levels have been assumed to be the most important controllers of the Colorado River alluvial fan in northern Patagonia.
Perillo, Gerardo Miguel E.   +2 more
core   +2 more sources

El salvaje y su tratamiento en el discurso político argentino sobre la frontera sur, 1853-1879

open access: yesRevista de Indias, 2001
El concepto de salvaje fue utilizado para denominar a quienes se resistieron, en la segunda mitad del siglo XIX, a la consolidación del Estado argentino.
Pedro Navarro Floria
doaj   +1 more source

Permeation characteristics of tetracyclines in parallel artificial membrane permeation assay II: Effect of divalent metal ions and mucin

open access: yesADMET and DMPK, 2020
The bioavailability of tetracyclines is markedly decreased when co-administered with antacids, milk, or food containing Ca2+. Previously, it was suggested that the effective intestinal permeation of tetracycline (TC) was decreased due to Ca2+ linked ...
Sachika Yamauchi   +2 more
doaj   +1 more source

La pregunta por el autor en Bajtín

open access: yesBakhtiniana: Revista de Estudos do Discurso, 2014
Quisiera reflexionar sobre el problema del autor en Bajtín que es objeto de numerosos asedios a lo largo de su obra: como personaje, como ideólogo de la arquitectónica, como voz enmascarada, como oído polifónico, como interlocutor en diálogo ...
Pampa Olga Arán
doaj   +3 more sources

Mulher, Pampa e natureza: um olhar através de contos puebleros

open access: yesRELACult, 2016
O presente trabalho é um estudo em andamento que se detém nos contos puebleros para deslocar o olhar sobre a mulher, o Pampa e a natureza. Assim, busco a Educação Ambiental, como campo de saber importante e potente para a análise de mundo que temos em ...
Juliana Corrêa Pereira Schlee
doaj   +1 more source

Chloroquine plays a cell-dependent role in the response to treatment of pancreatic adenocarcinoma [PDF]

open access: yes, 2018
In this study, our aim is to assess the role played by autophagy and its inhibition in the different PDAC cellular compartments, and its involvement in chemo-resistance using primary human pancreatic cancer-derived cells (PCC) and Cancer Associated ...
Bintz, Jennifer   +6 more
core   +1 more source

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