Results 51 to 60 of about 431,994 (303)

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Hyperosmotic stress induces PARP1‐mediated HPF1‐dependent mono(ADP‐ribosyl)ation

open access: yesFEBS Letters, EarlyView.
Sorbitol‐induced hyperosmotic stress rapidly induces reversible mono(ADP‐ribosyl)ation (MARylation) on PARP1 without the signs of genotoxic signaling. We show that PARP1 autoMARylation is HPF1 dependent and forms hydroxylamine‐resistant O‐glycosidic linkages.
Anna Georgina Kopasz   +11 more
wiley   +1 more source

The Heterogeneity of Socially Isolated Older Adults: A Social Isolation Typology

open access: yesJournal of Gerontological Social Work, 2015
Recent statistics show a growing number of older adults who are living alone and are socially isolated. It is against this background that, in recent years, many interventions have been developed to address social isolation among the elderly. Evaluative studies show that most interventions are hardly effective, though.
openaire   +4 more sources

The associations of social isolation with depression and anxiety among adults aged 65 years and older in Ningbo, China

open access: yesScientific Reports
Social isolation was associated with emotional problems (depression and anxiety) among older adults, however, little is known in China. Thus, we conducted a cross-sectional study including 6,664 ≥ 65 years older adults in Ningbo, China. We collected data
Lian Li   +6 more
doaj   +1 more source

The role of social influence, charismatic leadership, and social isolation in predicting cult affiliation intentions among Malaysian youth [PDF]

open access: yes
This study examines the roles of perceived social influence, charismatic leadership, and social isolation in predicting cult affiliation intentions among Malaysian youth.
Abdullah, Haslinda   +2 more
core   +1 more source

Combating Social Isolation among Older Immigrant Adults: A Qualitative Interpretive Meta-Synthesis

open access: yes, 2021
Older immigrants totaled 7.3 million in 2018, representing 13.9 percent of the population of seniors in the U.S. While this population is found to contribute significantly to society, along with new opportunities comes circumstantial challenges. Of these,
Adeniji, Dolapo   +2 more
core   +1 more source

An isoform of 14‐3‐3 protein regulates transbilayer lipid movement at the plasma membrane

open access: yesFEBS Letters, EarlyView.
Loss of 14‐3‐3ζ in CHO cells confers resistance to exogenous phosphatidylserine (PS) and impairs endocytosis‐independent inward flip‐flop of fluorescent PS at the plasma membrane. RNAi‐mediated knockdown reproduces this defect, while no additive effect is seen in ATP11C‐deficient cells.
Akiko Yamaji‐Hasegawa   +3 more
wiley   +1 more source

Social isolation induces hyperactivity and exploration in aged female mice.

open access: yesPLoS ONE, 2021
Prolonged social isolation is associated with poor physical and mental health outcomes, findings observed in both humans, and rodent models of isolation.
D Gregory Sullens   +5 more
doaj   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

Modulation of social valence by insular cortex activity during acute social isolation in mice

open access: yesMolecular Brain
For social animals, social isolation is a potential threat to survival, and therefore can be considered innately aversive. Long-term social isolation induces a variety of social and affective deficits and has been used as a stress model in animal studies,
Kanae Hiyoshi   +2 more
doaj   +1 more source

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