B cell leukemia/lymphoma 2 (BCL2) homology domain 3 (BH3) mimetics were reported to selectively kill senescent cells and improve age-related diseases. Defining why these cells show increased sensitivity to these molecules will help to identify new pharmacological compounds with senolytic activity. Here, we discuss how recent research findings provide new clues to understand this vulnerability.
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http://dx.doi.org/10.1016/j.tips.2024.01.002 | DOI Listing |
Plant Dis
January 2025
Henan Normal University, College of Life Sciences, Xinxiang, Xinxiang, Henan, China, 453007.
Echinacea purpurea (Eastern Purple Coneflower) is a perennial herbaceous plant belonging to the Asteraceae. It originated from North America and is cultivated all over the world. Extracts of E.
View Article and Find Full Text PDFJ Exp Med
March 2025
Center for Immune-Related Diseases at Shanghai Institute of Immunology, Ruijin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.
Activation of CD8+ T cells necessitates rapid metabolic reprogramming to fulfill the substantial biosynthetic demands of effector functions. However, the posttranscriptional mechanisms underpinning this process remain obscure. The transfer RNA (tRNA) N1-methyladenine (m1A) modification, essential for tRNA stability and protein translation, has an undefined physiological function in CD8+ T cells, particularly in antitumor responses.
View Article and Find Full Text PDFAging (Albany NY)
January 2025
Department of Pathology, Yale University School of Medicine, New Haven, CT 06519, USA.
Studies of the aging transcriptome focus on genes that change with age. But what can we learn from age-invariant genes-those that remain unchanged throughout the aging process? These genes also have a practical application: they can serve as reference genes in expression studies. Reference genes have mostly been identified and validated in young organisms, and no systematic investigation has been done across the lifespan.
View Article and Find Full Text PDFCell Biol Int
January 2025
Microscopy and Microanalysis Center, Institute of Biosciences, Letters and Exact Sciences (IBILCE), São Paulo State University (Unesp), São José do Rio Preto, SP, Brazil.
Mammary glands development is influenced by endocrine signaling, which remodels epithelial and stromal compartments. Reactive stroma phenotype is observed when stromal disturbances occur, leading to changes in extracellular matrix composition and occurrence of reactive cell types. One of the triggers of these alterations is endocrine-disrupting chemical exposure, such as bisphenol A (BPA).
View Article and Find Full Text PDFJ Cachexia Sarcopenia Muscle
February 2025
Aging and Metabolism Research Group, Korea Food Research Institute, Wanju-gun, Jeollabuk-do, Republic of Korea.
Background: Sarcopenia, characterized by a gradual decline in skeletal muscle mass and function with age, significantly impacts both quality of life and mortality. Autophagy plays a crucial role in maintaining muscle health. There is growing interest in leveraging autophagy to mitigate muscle ageing effects.
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