Results 221 to 230 of about 40,502 (261)

The Role of the Gut Microbiome in the Complex Network of Frailty Syndrome and Associated Comorbidities in Aging

open access: yesAging Cell, Volume 25, Issue 2, February 2026.
This study analyzed gut microbiota in older adults with and without Frailty Syndrome by 16S rRNA gene sequencing and metagenomics. Frailty was associated with altered microbial composition, metabolic functions, and increased antimicrobial resistance, whereas non‐frail individuals showed healthier profiles.
Ana Barberá   +5 more
wiley   +1 more source

Selection for Postponed Senescence in Drosophila melanogaster Reveals Distinct Metabolic Aging Trajectories Modifiable by the Angiotensin‐Converting Enzyme Inhibitor Lisinopril

open access: yesAging Cell, Volume 25, Issue 2, February 2026.
Assessment of oxygen consumption rates in young, middle‐aged, and old flies from the Drosophila B lines and long‐lived O lines revealed a significant increase in metabolic rate with aging only in B flies. Lisinopril prevented the age‐related rise in metabolic rate in B female flies.
Denise Vecchié   +3 more
wiley   +1 more source

Integrating single-cell RNA and T cell/B cell receptor sequencing with mass cytometry reveals dynamic trajectories of human peripheral immune cells from birth to old age. [PDF]

open access: yesNat Immunol
Wang Y   +21 more
europepmc   +1 more source

MSC‐Derived Exosomal lnc‐AGT‐3: A Novel Anti‐Angiogenic Target in Age‐Related Macular Degeneration Through p53 Signaling Pathway

open access: yesAging Cell, Volume 25, Issue 2, February 2026.
MSC‐derived exosomes deliver lnc‐AGT‐3 to vascular endothelial cells, where it binds hnRNP K in the nucleus. This interaction inhibits p53 ubiquitination, enhancing p53 stabilization and transcriptional activation of anti‐angiogenic targets TSP1. Consequently, p53‐mediated signaling is potentiated, effectively suppressing choroidal neovascularization ...
Lingjie Kong   +9 more
wiley   +1 more source

Rapamycin Reverses the Hepatic Response to Diet‐Induced Metabolic Stress That Is Amplified by Aging

open access: yesAging Cell, Volume 25, Issue 2, February 2026.
Aging exacerbates high‐fat diet (HFD) induced hepatic steatosis, and transcriptional dysregulation of pathways including inflammation, immune, and metabolic regulation in mouse liver and hepatocytes. The addition of rapamycin to HFD reversed most HFD‐driven gene‐expression changes in old mice, including those linked to metabolic dysfunction and ...
Aaron Havas   +11 more
wiley   +1 more source

Neutrophils drive vascular occlusion, tumour necrosis and metastasis. [PDF]

open access: yesNature
Adrover JM   +13 more
europepmc   +1 more source

Plasma Proteome Profiling of Centenarian Across Switzerland Reveals Key Youth‐Associated Proteins

open access: yesAging Cell, Volume 25, Issue 2, February 2026.
We characterized the plasma proteomic profiles of centenarians from the SWISS100 cohort, identifying 583 differentially expressed proteins compared to younger and geriatric groups. Cross‐validation with the independent datasets NECS and the TAME consortium confirmed a robust aging signature, while fractional polynomial regressions revealed a specific ...
Flavien Delhaes   +8 more
wiley   +1 more source

Bidirectional CRISPR screens decode a GLIS3-dependent fibrotic cell circuit. [PDF]

open access: yesNature
Pokatayev V   +11 more
europepmc   +1 more source

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