Results 121 to 130 of about 568,996 (254)

Escassez de água em Sergipe: dimensionamento de cisternas. [PDF]

open access: yes, 2015
O Estado de Sergipe apresenta cerca de 50% de sua superfície compreendida no conhecido Polígono das Secas nordestino, que se caracteriza pela irregularidade das chuvas e por baixas alturas precipitadas durante o ano, com elevada concentração em poucos ...
CRUZ, M.
core  

EDNRB‐dependent endothelin signaling reduces proliferation and promotes proneural‐to‐mesenchymal transition in gliomas

open access: yesMolecular Oncology, EarlyView.
Glioma cells mainly express the endothelin receptor EDNRB, while EDNRA is restricted to a perivascular tumor subpopulation. Endothelin signaling reduces glioma cell proliferation while promoting migration and a proneural‐to‐mesenchymal transition associated with poor prognosis. This pathway activates Ca2+, K+, ERK, and STAT3 signalings and is regulated
Donovan Pineau   +36 more
wiley   +1 more source

Ressenyes [PDF]

open access: yes, 2005
Obra ressenyada: Pierre MOEGLIN, Outils et médias éducatifs (une approche communicationnelle).
Parés i Maicas, Manuel
core  

Engineered extracellular vesicles enriched with the miR‐214/199a cluster enhance the efficacy of chemotherapy in ovarian cancer

open access: yesMolecular Oncology, EarlyView.
Loss of the miR‐214/199a cluster is associated with recurrence in ovarian cancer. Engineered small extracellular vesicles (m214‐sEVs) elevate miR‐214‐3p/miR‐199a‐5p in tumor cells, suppress β‐catenin, TLR4, and YKT6 signaling, reprogram tumor‐derived sEV cargo, reduce chemoresistance and migration, and enhance carboplatin efficacy and survival in ...
Weida Wang   +12 more
wiley   +1 more source

Vida social e trabalho no campo: um estudo sobre a diversidade do espaço rural nos pequenos municípios paranaenses. [PDF]

open access: yes, 2008
Este trabalho tem por objetivo analisar os espaços rurais, tomando como referência o local de moradia e a ocupação da população nos pequenos municípios do Estado do Paraná.
Brandenburg, Alfio   +1 more
core  

IMPDH inhibition enhances cytarabine efficacy in SAMHD1‐expressing leukaemia cells via guanine nucleotide depletion

open access: yesMolecular Oncology, EarlyView.
Cytarabine is a key therapy for acute myeloid leukaemia (AML), but its efficacy is limited by the dNTPase SAMHD1, which hydrolyses its active metabolite. Screening nucleotide biosynthesis inhibitors revealed that IMPDH inhibitors selectively sensitise SAMHD1‐proficient AML cells to cytarabine.
Miriam Yagüe‐Capilla   +9 more
wiley   +1 more source

Public Discourse of Ethiopian Israelis in the Media

open access: yesFrench Journal for Media Research, 2016
Ce document met l'accent sur un certain nombre de cas d'Israéliens éthiopiens, et examine le contexte de la langue utilisée pour les décrire dans les médias.
Kayam Orly
doaj  

Keratin 19 as a prognostic marker and contributing factor of metastasis and chemoresistance in high‐grade serous ovarian cancer

open access: yesMolecular Oncology, EarlyView.
Keratin 19 (KRT19) is overexpressed in high‐grade serous ovarian cancer with high levels of Kallikrein‐related peptidases (KLK) 4–7 and is associated with poor survival. In vivo analyses demonstrate that elevated KRT19 increases peritoneal tumour burden.
Sophia Bielesch   +13 more
wiley   +1 more source

L’influence des médias électroniques sur la formation de l’opinion publique : du mythe à la réalité [PDF]

open access: yes, 2006
Un résumé en anglais est également disponible.[À l'origine dans / Was originally part of : CRDP - Droit et technologies d'information et de communication]Dans ce texte, l’auteur s’emploie à remettre en cause la méthode utilisée par le droit pour évaluer ...
Langelier, Richard
core   +2 more sources

Dual PI3K/AKT and CDK4/6 inhibition reveals selective sensitivity in an SHH medulloblastoma stem cell model

open access: yesMolecular Oncology, EarlyView.
Targeted therapy was evaluated in SHH medulloblastoma using neuroepithelial stem cell (NES) and tumor‐derived NES‐like (tNES) models in 2D monolayers and 3D spheroids. PI3K, AKT, and CDK4/6 inhibitors had minimal effects in NES but markedly reduced viability and growth and induced apoptosis in tNES cells, revealing distinct therapeutic vulnerabilities.
Monika Lukoseviciute   +4 more
wiley   +1 more source

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