Results 131 to 140 of about 22,235 (292)

High Uric Acid Promotes Stem Leydig Cell Senescence by CCDC90B Mediates Mitochondrial Quality Control Imbalance

open access: yesCell Proliferation, EarlyView.
In hyperuricemia, uric acid inhibits CCDC90B ubiquitination degradation by binding to it. Excessive CCDC90B induces mitochondrial calcium overload, leading to mitochondrial quality control imbalance and ultimately resulting in SLC senescence and decreased testosterone levels.
Jiayu Huang   +8 more
wiley   +1 more source

The protective effects of vitamin E and C against oxidative stress induced by sulfasalazine in the testis of male adult rats [PDF]

open access: yesJournal of Advanced Biomedical Sciences, 2011
Background & Objective: Sulfasalazine (SASP) is a drug used for the treatment of inflammatory bowel diseases. SASP causes testicular damage. The aim of this study was to verify whether or not an additional supply of vitamin E or C or together prevent the
Mojbaba Keshavars   +5 more
doaj  

Cellular senescence and SASP in tumor progression and therapeutic opportunities

open access: yesMolecular Cancer
Cellular senescence (CS), a permanent and irreversible arrest of the cell cycle and proliferation leading to the degeneration of cellular structure and function, has been implicated in various key physiological and pathological processes, particularly in cancer. Initially, CS was recognized as a barrier to tumorigenesis, serving as an intrinsic defense
Zening Dong   +5 more
openaire   +3 more sources

Isolation and identification of Lom-SG-SASP, a salivation stimulating peptide from the salivary glands of Locusta migratoria

open access: yes, 1995
From a methanolic extract of about 2500 salivary glands of Locusta migratoria a peptide was isolated which stimulates cAMP production in the salivary glands and salivation. Maldi-TOFMS revealed a mass of 1779 Da.
Schoofs, Liliane   +13 more
core   +1 more source

Proteostasis of organelles in aging and disease

open access: yesThe FEBS Journal, EarlyView.
Cells rely on regulated proteostasis mechanisms to keep their internal compartments functioning properly. When these mechanisms fail, damaged proteins accumulate, disrupting organelles, such as the nucleus, mitochondria, endoplasmic reticulum, Golgi, and lysosomes, as well as membraneless organelles, such as stress granules, processing bodies, the ...
Yara Nabawi   +5 more
wiley   +1 more source

1H NMR metabolomics and lipidomics analysis of neutrophils reveals biomarkers of ageing, inflammageing and frailty

open access: yesThe FEBS Journal, EarlyView.
Using 1H NMR metabolomics, we measured polar and lipid metabolites from human blood neutrophils from people with frailty (n = 31, mean age 84Y), people with rheumatoid arthritis (n = 16, mean age 55Y), robust older (n = 24, mean age 66Y) and healthy younger people (n = 21, mean age 22Y).
Genna Ali Abdullah   +5 more
wiley   +1 more source

Senescent myoblasts exhibit an altered exometabolome that is linked to senescence-associated secretory phenotype (SASP) signalling

open access: yes
Cellular senescence has been implicated in the aging-related dysfunction of satellite cells, the resident muscle stem cell population primarily responsible for the repair of muscle fibers.
Shanmuganathan, Meera   +5 more
core   +1 more source

Understanding and addressing resistance to IMiDs immunomodulatory compounds in multiple myeloma

open access: yesThe FEBS Journal, EarlyView.
IMiDs are pivotal in the treatment of multiple myeloma. Mechanisms of resistance comprise cell intrinsic and extrinsic pathways, involving tumour microenvironment, immune cell dysfunction, CRBN‐dependent and independent genetic drivers and epigenetic changes.
Maria‐Cynthia Fuentes‐Lacouture   +3 more
wiley   +1 more source

SASP, a Senescence-Associated Subtilisin Protease, is involved in reproductive development and determination of silique number in Arabidopsis [PDF]

open access: yes, 2019
Senescence involves increased expression of proteases, which may participate in nitrogen recycling or cellular signalling. 2D zymograms detected two protein species with increased proteolytic activity in senescing leaves of Arabidopsis thaliana.
Battchikova, Natalia   +5 more
core  

Synthesis and characterization of a 29-amino acid residue DNA-binding peptide derived from α/β-type small, acid-soluble spore proteins (SASP) of bacteria

open access: yes, 1992
A 29-amino acid residue peptide (SASP-peptide) derived from the sequence of the putative DNA-contacting portion at the carboxyl terminus of an α/β-type small, acid-soluble spore protein (SASP) of Bacillus subillis has been synthesized by automated solid ...
Heather Fairhead   +7 more
core   +1 more source

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