Results 61 to 70 of about 787,483 (324)

Altered Achilles Tendon Morphology in Individuals With Chronic Post-Stroke Hemiparesis: A Case Report

open access: yes, 2020
Background: Individuals post-stroke walk slowly and with more effort, which puts them at higher risks for falls. The slow walking speed results from insufficient propulsive forces generated by the paretic leg.
Ho, Kai-Yu, Liang, Jing Nong
core  

The Fight Against Colorism in the Black Community [PDF]

open access: yes, 2017
Since centuries ago African Americans have experienced discrimination more times than any other minority group. In 1983, Alice Walker introduced the term colorism which is, prejudice or discrimination against individuals with a dark skin tone, typically ...
Harris, Jeffrey
core  

Context effects on second-language learning of tonal contrasts. [PDF]

open access: yes, 2015
Studies of lexical tone  learning generally focus on monosyllabic contexts, while reports of phonetic learning benefits associated with input variability are based largely on experienced learners.
Bowles, Anita R., Chang, Charles B.
core   +1 more source

Spot‐14 and its paralog Spot‐14R regulate expression of metabolic and thermogenic pathway genes in murine brown and beige adipocytes

open access: yesFEBS Letters, EarlyView.
Spot‐14 and Spot‐14R play distinct roles in regulating metabolism in brown and beige adipocytes. While both influence lipid and glucose pathways, Spot‐14 uniquely controls thermogenic gene expression. This dual regulation balances energy storage and heat production, highlighting potential therapeutic targets for obesity and metabolic disorders. Spot 14
Lidia Itzel Castro‐Rodríguez   +3 more
wiley   +1 more source

Orthography and Identity in Cameroon [PDF]

open access: yes, 2001
The tone languages of sub-Saharan Africa raise challenging questions for the design of new writing systems. Marking too much or too little tone can have grave consequences for the usability of an orthography.
Bird, Steven
core   +2 more sources

Interaction vesicles as emerging mediators of host‐pathogen molecular crosstalk and their implications for infection dynamics

open access: yesFEBS Letters, EarlyView.
Interaction extracellular vesicles (iEVs) are hybrid vesicles formed through host‐pathogen communication. They facilitate immune evasion, transfer pathogens' molecules, increase host cell uptake, and enhance virulence. This Perspective article illustrates the multifunctional roles of iEVs and highlights their emerging relevance in infection dynamics ...
Bruna Sabatke   +2 more
wiley   +1 more source

Circadian Distribution and Autonomic Tone Modulation in Paroxysmal Atrial Fibrillation

open access: yesJournal of Arrhythmia, 2008
Understanding the role played by autonomic tone changes in the initiation of paroxysmal atrial fibrillation (PAF. may be helpful in preventing the occurrence of the arrhythmia.
Teruhisa Tanabe
doaj   +1 more source

A Survey and Critique of Multiagent Deep Reinforcement Learning

open access: yes, 2019
Deep reinforcement learning (RL) has achieved outstanding results in recent years. This has led to a dramatic increase in the number of applications and methods.
Hernandez-Leal, Pablo   +2 more
core   +1 more source

STAT3 expression is reduced in cardiac pericytes in HFpEF and its loss reduces cellular adhesion and induces pericyte senescence

open access: yesFEBS Letters, EarlyView.
Heart failure with preserved ejection fraction (HFpEF) accounts for half of the heart failure cases. It is characterised by microvascular dysfunction, associated with reduced pericyte coverage and diminished STAT3 expression in pericytes. Loss of STAT3 impairs pericyte adhesion, promotes senescence, and activates a pro‐fibrotic gene program.
Leah Rebecca Vanicek   +15 more
wiley   +1 more source

Lexical Tone vs. F0 Effects on VOT in Cantonese [PDF]

open access: yes, 2012
This study investigates the effects of lexical tone on the Voice Onset Time (VOT) of prevocalic stops in Cantonese. It builds on literature showing how various factors affect VOT without a resultant loss in phonological contrast and also ties in a body ...
Tse, Holman
core  

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