Results 71 to 80 of about 354,798 (296)

Precipitation regimes in South America: a bibliography review [PDF]

open access: yes, 2010
Como a América do Sul se estende por diferentes latitudes e possui formas de relevo variadas, proporciona a atuação e o desenvolvimento de diferentes sistemas atmosféricos, os quais contribuem para a não homogeneidade climática da região.
AMBRIZZI, Tércio   +3 more
core   +2 more sources

β‐TrCP overexpression enhances cisplatin sensitivity by depleting BRCA1

open access: yesMolecular Oncology, EarlyView.
Low levels of β‐TrCP (Panel A) allow the accumulation of BRCA1 and CtIP, which facilitate the repair of cisplatin‐induced DNA damage via homologous recombination (HR) and promote tumor cell survival. In contrast, high β‐TrCP expression (Panel B) leads to BRCA1 and CtIP degradation, impairing HR repair, resulting in persistent DNA damage and apoptosis ...
Rocío Jiménez‐Guerrero   +8 more
wiley   +1 more source

BUENOS AIRES DANS LES ANNÉS 90: GOUVERNANCE URBAINE DANS UNE MÉTROPOLE DIVISÉE

open access: yesCadernos Prolam/USP, 2003
Que signifie parler de gouvernance urbaine, dans une grande métropole de 12 millions d’habitants qui a vu, dans les années 90, se creuser la coupure entre la ville-centre dopée par la nouvelle économie et les immenses périphéries dévastées par la ...
Marie-France Prévôt Schapira
doaj   +1 more source

Métodos de diagnósticos parasitológicos das tripanosomoses bovinas e eqüinas. [PDF]

open access: yes, 2011
As hemoparasitoses constituem enfermidades amplamente distribuídas em toda a América Latina e Caribe causando efeitos negativos na saúde dos rebanhos animais e principalmente sobre a produção e rentabilidade dos sistemas de produção animal estabelecidos ...
DÁVILA, A. M. R.   +2 more
core   +1 more source

POPULISMO E DEMOCRACIA LIBERAL NA AMÉRICA DO SUL [PDF]

open access: yes, 2008
Populism is a contradictory phenomenon. Great singularities mark its history in South America. This paper will try to register the diversity of circumstances that applies to the countries of the area, for later on to concentrate its efforts in the ...
Héctor Ricardo Leis
core   +3 more sources

The critical role of DNA damage‐inducible transcript 4 (DDIT4) in stemness character of leukemia cells and leukemia initiation

open access: yesMolecular Oncology, EarlyView.
Stemness properties, including quiescence, self‐renewal, and chemoresistance, are closely associated with leukemia relapse. Here, we demonstrate that DNA damage‐inducible transcript 4 (DDIT4) is induced in the hypoxic bone marrow niche and is essential for maintaining the stemness of AML1‐ETO9a leukemia cells.
Yishuang Li   +12 more
wiley   +1 more source

O Simpósio Internacional de Mudanças Climáticas e Pobreza na América do Sul no contexto da Rede SIADES

open access: yesRevista Brasileira de Ciências Ambientais, 2010
Este artigo é introdutório aos resultados do 1o Simpósio Internacional de Mudanças Climáticas e Pobreza na América do Sul, e parte das ações previstas no planejamento estratégico da Rede SIADES.
Sonia Maria Viggiani Coutinho   +4 more
doaj  

Estrutura Microfísica das Nuvens em Diferentes Ecossistemas da América do Sul. [PDF]

open access: yes, 2009
Clouds directly affect meteorological conditions of the planet, by interacting with electromagnetic radiation from the sun, the earth’s surface and the atmosphere.
Bruno Muniz Duarte   +1 more
core  

Análise da cúpula América do Sul : países árabes [PDF]

open access: yes, 2005
O presente artigo busca analisar os efeitos da recente Cúpula América do Sul – Países Árabes, realizada em Brasília nos dias 10 e 11 de maio de 2005, no ...
Manzur, Tânia Maria Pechir Gomes
core   +2 more sources

Adenosine‐to‐inosine editing of miR‐200b‐3p is associated with the progression of high‐grade serous ovarian cancer

open access: yesMolecular Oncology, EarlyView.
A‐to‐I editing of miRNAs, particularly miR‐200b‐3p, contributes to HGSOC progression by enhancing cancer cell proliferation, migration and 3D growth. The edited form is linked to poorer patient survival and the identification of novel molecular targets.
Magdalena Niemira   +14 more
wiley   +1 more source

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