Results 211 to 220 of about 38,611 (276)

RCC1 Domain‐Containing Protein 1 Promotes Colon Cancer Malignant Progression by Activating Autophagy‐Dependent WNT5A Secretion in Cancer‐Associated Fibroblasts

open access: yesJournal of the Royal Society of New Zealand, Volume 56, Issue 1, February 2026.
RCCD1 is upregulated in colon cancer and cancer‐associated fibroblasts (CAFs). In CAFs, RCCD1 overexpression activates AMPK/mTOR/ULK1 signaling, enhancing autophagy. This stimulates autophagic secretion of WNT5A. WNT5A then activates the nonclassical Wnt/CaMKII/ERK pathway in tumor cells, promoting epithelial‐mesenchymal transition (EMT), proliferation,
Chao Liu   +3 more
wiley   +1 more source

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

TBX5 and CHD4 Coordinately Activate Atrial Cardiomyocyte Genes to Maintain Cardiac Rhythm Homeostasis. [PDF]

open access: yesCirculation
Sweat ME   +14 more
europepmc   +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

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

NKX2.2 and KLF4 cooperate to regulate α-cell identity. [PDF]

open access: yesGenes Dev
Brooks EP   +5 more
europepmc   +1 more source

A Cellular and Transcriptomic Atlas of the Aged Mouse Hematopoietic System

open access: yesAging Cell, Volume 25, Issue 2, February 2026.
Transcriptomic and cellular atlas of peripheral blood mononuclear cells (PBMCs) and stem and progenitor cells of the hematopoietic compartment (HSPCs) of aged C57Bl/6J mice. Analysis shows global alterations related to immune function and identifies potential pathways and cell populations that can be targeted for therapeutic intervention.
Ryan R. White   +9 more
wiley   +1 more source

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