Results 91 to 100 of about 2,709,505 (306)

Educational Production, Endogenous Peer Group Formation and Class Composition - Evidence from the PISA 2000 Study [PDF]

open access: yes
The majority of empirical papers in the literature on school quality finds no or only small effects of class size and other school quality measures on students' outcomes.
Fertig, Michael
core  

Colorectal cancer‐derived FGF19 is a metabolically active serum biomarker that exerts enteroendocrine effects on mouse liver

open access: yesMolecular Oncology, EarlyView.
Meta‐transcriptome analysis identified FGF19 as a peptide enteroendocrine hormone associated with colorectal cancer prognosis. In vivo xenograft models showed release of FGF19 into the blood at levels that correlated with tumor volumes. Tumoral‐FGF19 altered murine liver metabolism through FGFR4, thereby reducing bile acid synthesis and increasing ...
Jordan M. Beardsley   +5 more
wiley   +1 more source

Peer effects in English Primary schools: An IV estimation on the effect of a more able peer group on age 11 examination results [PDF]

open access: yes
The magnitude and characteristics of the effect of a child’s peers on their outcomes has long interested researchers and policy makers. In this paper, I take advantage of the correlation between the average outcomes a child’s peer group attains with the ...
Steven Proud
core  

Identification of serum protein biomarkers for pre‐cancerous lesions associated with pancreatic ductal adenocarcinoma

open access: yesMolecular Oncology, EarlyView.
This work identified serum proteins associated with pancreatic epithelial neoplasms (PanINs) and early‐stage PDAC. Proteomics screens assessed genetically engineered mice with abundant PanINs, KPC mice (Lox‐STOP‐Lox‐KrasG12D/+ Lox‐STOP‐Lox‐Trp53R172H/+ Pdx1‐Cre) before PDAC development and also early‐stage PDAC patients (n = 31), compared to benign ...
Hannah Mearns   +10 more
wiley   +1 more source

Subtype‐specific enhancer RNAs define transcriptional regulators and prognosis in breast cancers

open access: yesMolecular Oncology, EarlyView.
This study employed machine learning methodologies to perform the subtype‐specific classification of RNA‐seq data sets, which are mapped on enhancers from TCGA‐derived breast cancer patients. Their integration with gene expression (referred to as ProxCReAM eRNAs) and chromatin accessibility profiles has the potential to identify lineage‐specific and ...
Aamena Y. Patel   +6 more
wiley   +1 more source

The Effect of Peer Support of Mothers of Children with Acute Lymphoblastic Leukemia on Quality of Life of Patients

open access: yesمراقبت پرستاری و مامایی ابن سینا, 2020
Background & Aim: Caring for a child with cancer can be deeply frustrating for parents with high levels of anxiety and psychological distress. Parents who suffer from high psychological stress have poorer performance in the family and health-related ...
Fereshteh Ghaljaei   +4 more
doaj  

People Living with HIV Experiences from Peer Support: A Meta-Synthesis [PDF]

open access: yesInternational Journal of Community Based Nursing and Midwifery
Background: Peer support groups play a crucial role in enhancing the psychosocial well-being ofpeople living with HIV (PLHIV), and understanding their experiences is essential for optimizing theirimpact.
Syamikar Syamsir   +6 more
doaj   +1 more source

Multicast in DKS(N, k, f) Overlay Networks [PDF]

open access: yes, 2003
Recent developments in the area of peer-to-peer computing show that structured overlay networks implementing distributed hash tables scale well and can serve as infrastructures for Internet scale applications.
Ali Ghodsi   +4 more
core   +7 more sources

Genetic attenuation of ALDH1A1 increases metastatic potential and aggressiveness in colorectal cancer

open access: yesMolecular Oncology, EarlyView.
Aldehyde dehydrogenase 1A1 (ALDH1A1) is a cancer stem cell marker in several malignancies. We established a novel epithelial cell line from rectal adenocarcinoma with unique overexpression of this enzyme. Genetic attenuation of ALDH1A1 led to increased invasive capacity and metastatic potential, the inhibition of proliferation activity, and ultimately ...
Martina Poturnajova   +25 more
wiley   +1 more source

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