Results 61 to 70 of about 3,806,232 (342)

Faces da desigualdade no Brasil: um olhar sobre os que ficam para trás

open access: yesSaúde em Debate, 2018
RESUMO Este artigo analisou avanços na redução das desigualdades no Brasil durante o período de 2003 a 2015, para além da perspectiva de renda. Os dados refletem que, embora transformações relevantes tenham ocorrido, mesmo assim, o Brasil persiste como ...
Tereza Campello   +3 more
semanticscholar   +1 more source

Efectos de la ruptura digital en prácticas de medios populares en Brasil [PDF]

open access: yes, 2018
This article discusses the digital disruption in popular media practices in Brazil. It is based on interviews conducted from 2014 to 2016 with 55 communicators attached to 20 social movements and community associations all over the country.
Suzina, Ana Cristina
core   +2 more sources

Cytoplasmic p21 promotes stemness of colon cancer cells via activation of the NFκB pathway

open access: yesMolecular Oncology, EarlyView.
Cytoplasmic p21 promotes colorectal cancer stem cell (CSC) features by destabilizing the NFκB–IκB complex, activating NFκB signaling, and upregulating BCL‐xL and COX2. In contrast to nuclear p21, cytoplasmic p21 enhances spheroid formation and stemness transcription factor CD133.
Arnatchai Maiuthed   +10 more
wiley   +1 more source

Registro del género Aeolosaurus (Sauropoda, Titanosauria) en el del Cretácico tardío de América del Sur: implicaciones paleogeográficas

open access: yesEstudios Geologicos, 2010
El Cretácico Superior de América del Sur ha brindado fósiles del titanosaurio Aeolosaurini Aeolosaurus, de Argentina (de las Formaciones Allen, Los Alamitos, Angostura Colorada y Bajo Barreal) y de Brasil (de las Formaciones Adamantina y Marília).
C. R.A. Candeiro
doaj   +1 more source

Understanding the Pointer States [PDF]

open access: yes, 2015
In quantum mechanics, pointer states are eigenstates of the observable of the measurement apparatus that represent the possible positions of the display pointer of the equipment.
Brasil, Carlos Alexandre   +1 more
core   +2 more sources

Short‐term actions of epigalocatechin‐3‐gallate in the liver: a mechanistic insight into hypoglycemic and potential toxic effects

open access: yesFEBS Open Bio, EarlyView.
Epigallocatechin‐3‐gallate (EGCG) acutely inhibited gluconeogenesis and enhanced glycolysis, glycogenolysis, and fatty acid oxidation in perfused rat livers. Mechanistic assays revealed mitochondrial uncoupling, inhibition of pyruvate carboxylation and glucose‐6‐phosphatase, shift of NADH/NAD+ ratios toward oxidation, and loss of membrane integrity ...
Carla Indianara Bonetti   +8 more
wiley   +1 more source

Dientes de Abelisauridae y Carcharodontosauridae cf. (Theropoda, Dinosauria) del Campaniano-Maastrichtiano Formación Presidente Prudente (Suroeste Provincia de São Paulo, Brasil)

open access: yesEstudios Geologicos, 2013
Se describen dientes aislados de terópodos referidos a Abelisauridae indet. y Carcharodontosauridae cf., procedentes de la Formación Presidente Prudente del Campaniano-Maastrichtiano, en el oeste del estado de San Pablo, Brasil.
M. R. Furtado   +2 more
doaj   +1 more source

A general model for analysis of linear and hyperbolic enzyme inhibition mechanisms

open access: yesFEBS Open Bio, EarlyView.
We developed a general enzyme kinetic model that integrates these six basic inhibition mechanism onto a single one. From this model, we deduced a general enzyme kinetic equation that through modulation of simple parameters, γ (the relative inhibitor affinity for two binding sites) and β (the reactivity of the enzyme–substrate–inhibitor complex), is ...
Rafael S. Chagas, Sandro R. Marana
wiley   +1 more source

Los años iniciales de la intervención bélica holandesa en Brasil, 1621-1635

open access: yesEl Futuro del Pasado, 2013
El trabajo presentado en estas líneas supone un recorrido histórico por los primeros años de actividad militar holandesa en Brasil durante el siglo XVII.
Enrique Garrido Díez De Baldeón
doaj   +1 more source

Ataques y defensas en los debates electorales televisivos: las estrategias de los candidatos brasileños a la Presidencia de la República en 2018

open access: yesRevista de Estudios Brasileños, 2020
Este artículo presenta un estudio de las estrategias adoptadas por los candidatos a la Presidencia de la República en los debates televisivos durante las elecciones brasileñas de 2018, considerando la relevancia histórica de este objeto de estudio para ...
Fernanda CAVASSANA DE CARVALHO   +2 more
doaj   +1 more source

Home - About - Disclaimer - Privacy