Results 61 to 70 of about 10,262,985 (255)

MLL1 is essential for the senescence-associated secretory phenotype [PDF]

open access: yes, 2016
Oncogene-induced senescence (OIS) and therapy-induced senescence (TIS), while tumor-suppressive, also promote procarcinogenic effects by activating the DNA damage response (DDR), which in turn induces inflammation.
Shah, Parisha P.   +14 more
core   +1 more source

Artemisinin‐Loaded Core‐Shell Microspheres Modulate Histone Lactylation to Remodel the Microenvironment for Cartilage Protection in Rheumatoid Arthritis

open access: yesAdvanced Healthcare Materials, EarlyView.
ART@PLGA@GH‐A microspheres are developed via microfluidic technology for intra‐articular delivery of artemisinin. The system remodels rheumatoid arthritis microenvironments by regulating metabolic and inflammatory disorders, reducing lactate‐driven histone lactylation and cellular senescence, while restoring cartilage homeostasis and protecting joint ...
Shijie Meng   +10 more
wiley   +1 more source

Cellular senescence in cancer immunology and potential therapeutic strategy

open access: yesFrontiers in Oncology
Cellular senescence represents a state of stable, often irreversible cell cycle arrest. Unlike apoptosis, senescent cells (SCs) remain metabolically active and engage in robust secretory activity, most notably through the senescence-associated secretory ...
Xiao-Dan Qian   +6 more
doaj   +1 more source

A Microenvironment‐Adaptive Scaffold Rejuvenates Peripheral Nerve Regeneration During Aging Via Dual Modulation of Ferroptotic Stimuli in Schwann Cells

open access: yesAdvanced Science, EarlyView.
(i) Aging impairs peripheral nerve regeneration via its dual ferroptosis‐mediated pathologies in senescent schwann cells. (ii) The composite nerve conduit is a symbiosis niche integrating microenvironment‐responsive nanoparticles (Ga‐PTAs) and maxillofacial‐derived mesenchymal stem cells (Mmscs).
Ning Zhan   +12 more
wiley   +1 more source

SASP Modulation for Cellular Rejuvenation and Tissue Homeostasis: Therapeutic Strategies and Molecular Insights

open access: yesCells
Cellular senescence regulates aging, tissue maintenance, and disease progression through the Senescence-Associated Secretory Phenotype (SASP), a secretory profile of cytokines, chemokines, growth factors, and matrix-remodeling enzymes.
Saud Alqahtani   +11 more
doaj   +1 more source

Nifuroxazide boosts the anticancer efficacy of palbociclib-induced senescence by dual inhibition of STAT3 and CDK2 in triple-negative breast cancer

open access: yesCell Death Discovery, 2023
Though palbociclib, a cyclin-dependent kinases 4 and 6 (CDK4/6) inhibitor has been approved for treating breast cancer, two major clinical challenges remain: (i) Triple-negative breast cancer (TNBC) appears to be more resistant to palbociclib, and (ii ...
Xianzhe Wang   +6 more
doaj   +1 more source

Impaired Chaperone‐Mediated Autophagy Accelerates Intervertebral Disc Degeneration by Inducing MIDN Accumulation to Target TSC2 for Proteasomal Degradation

open access: yesAdvanced Science, EarlyView.
This graphical abstract illustrates how chaperone‐mediated autophagy (CMA) regulates intervertebral disc degeneration (IDD). Under normal homeostasis (B), CMA degrades cytoplasmic Midnolin (MIDN) to maintain proteostasis. Under inflammatory stress (A), impaired CMA leads to cytoplasmic MIDN accumulation.
Xianglong Chen   +9 more
wiley   +1 more source

Biliary Epithelial Senescence in Liver Disease: There Will Be SASP

open access: yesFrontiers in Molecular Biosciences, 2021
Cellular senescence is a pathophysiological phenomenon in which proliferative cells enter cell cycle arrest following DNA damage and other stress signals.
Vik Meadows   +13 more
doaj   +1 more source

Quantitative Proteomic Analysis of the Senescence‐Associated Secretory Phenotype by Data‐Independent Acquisition [PDF]

open access: yes, 2021
Cellular senescence is a complex stress response that induces an essentially permanent cell cycle arrest and a complex secretory phenotype termed the senescence-associated secretory phenotype (SASP), which drives numerous aging pathologies ...
Francesco Neri   +9 more
core   +1 more source

Bone Marrow Macrophage STING Signaling is a Direct Nexus Linking Marrow Adipose Expansion to NAD+ Depletion and Osteogenic Decline in Skeletal Aging

open access: yesAdvanced Science, EarlyView.
This study reveals that during skeletal aging, bone marrow adipocyte‐derived sDPP4 primes STING signaling in macrophages. In combination with mitochondrial DNA, this signaling activates CD38 and depletes local NAD+/NMN, thereby impairing osteogenesis.
Zhichao Li   +12 more
wiley   +1 more source

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