Results 71 to 80 of about 5,345,179 (257)

Assessing the psychophysiological pathways that link chronic stress with increased vulnerability for ill health [PDF]

open access: yes
This programme of work investigated the psychophysiological pathways that link chronic stress with increased vulnerability for ill health. Data from study one indicated that atypical patterns of cortisol secretion, widely implicated in the aetiologies of
Lovell, Brian
core  

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

Post-effects of chronic emotional stress in rats

open access: yes, 2004
The post-effects on humoral immune response and the level of norepinephrine of rats were analyzed following chronic emotional stress induced by randomly giving empty water bottles to rats during watering periods per day for 4 weeks.
W. W. Wang, W. J. Lin
core   +1 more source

An epithelial GPR35 isoform supports tumor‐associated transcriptional and metabolic phenotypes

open access: yesFEBS Letters, EarlyView.
GPR35 generates two functionally distinct isoforms with previously unresolved roles. GPR35‐short mediates immune‐cell chemotaxis, while GPR35‐long is enriched in colorectal cancer epithelium, where it supports increased metabolism, proliferation, and tumor‐associated transcriptional programs.
Jørgen D. Rønneberg   +14 more
wiley   +1 more source

Preventing Chronic Disease (PCD) [PDF]

open access: yes
This collection of articles in Preventing Chronic Disease (PCD) brings together scientists and practitioners from the breadth of public health and the social sciences to demonstrate how geospatial perspectives can contribute to understanding and ...

core   +2 more sources

Purpose in Life and Conscientiousness Protect Against the Development of Suicidal Ideation in U.S. Military Veterans With PTSD and MDD: Results From the National Health and Resilience in Veterans Study

open access: yesChronic Stress, 2019
Background Although several studies have examined risk factors for suicidal ideation among veterans, little is known about risk and protective factors for suicidal ideation in high-risk veteran samples. Thus, this study examined a broad range of risk and
Elizabeth Straus   +4 more
doaj   +1 more source

Chronic stress induced disruption of the peri-infarct neurovascular unit following experimentally induced photothrombotic stroke

open access: yes, 2017
How stress influences brain repair is an issue of considerable importance, as patients recovering from stroke are known to experience high and often unremitting levels of stress post-event.
Lin Kooi Ong   +9 more
core   +1 more source

Nutrient/TOR signaling controls adipose mitochondrial transcription factor A (TFAM) to regulate organismal growth in Drosophila

open access: yesFEBS Letters, EarlyView.
Animals must match their growth rate to available nutrients. We show that in Drosophila larvae, the nutrient‐sensing TOR kinase controls growth by regulating levels of TFAM, a key regulator of mitochondrial function, in the adipose tissue. When nutrients are abundant, high TOR activity suppresses TFAM, lowering mitochondrial bioenergetic activity and ...
Shrivani Sriskanthadevan‐Pirahas   +4 more
wiley   +1 more source

Structural Plasticity Induced by Ketamine in Human Dopaminergic Neurons as Mechanism Relevant for Treatment-Resistant Depression

open access: yesChronic Stress, 2019
The mechanisms underlying the antidepressant effects of ketamine in treatment-resistant depression are only partially understood. Reactivation of neural plasticity in prefrontal cortex has been considered critical in mediating the effects of standard ...
Ginetta Collo   +2 more
doaj   +1 more source

Chronic stress produces enduring sex- and region-specific alterations in novel stress-induced c-Fos expression

open access: yes, 2019
Prolonged or repeated exposure to stress increases risk for a variety of psychological disorders, many of which are marked by dysfunction of corticolimbic brain regions.
Wellman, Cara Lynn   +2 more
core   +1 more source

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