Results 241 to 250 of about 57,770 (292)

Toxic mechanisms of amyloid oligomers and therapeutic strategies

open access: yesProtein Science, Volume 35, Issue 4, April 2026.
Abstract Amyloid oligomers are increasingly recognized as the major toxic contributors across protein‐misfolding disorders. In this review, we cover mechanistic evidence showing how these transient and structurally heterogeneous oligomers disrupt cellular homeostasis by: (i) permeabilizing lipid membranes and forming ion‐conducting pores; (ii ...
Magdalena I. Ivanova   +2 more
wiley   +1 more source

Comparative Genomics Provide Insights Into Karyotype Evolution in Vespertilionid Bats (Vespertilionidae, Chiroptera)

open access: yesMolecular Ecology Resources, Volume 26, Issue 3, April 2026.
ABSTRACT Studies elucidating the molecular basis and evolutionary consequences of karyotypic changes in mammals remain scarce. Here, we investigate chromosomal evolution by focusing on two contrasting lineages within the family Vespertilionidae (Chiroptera): the karyotypically variable tribe Pipistrellini and the highly conserved genus Myotis ...
Linjing Lan   +10 more
wiley   +1 more source

Role of Succinate Dehydrogenase in Age‐Related Th17 Inflammation

open access: yesAging Cell, Volume 25, Issue 4, April 2026.
Age‐induced mitoSTAT3‐dependent upregulation of mitochondrial complex II; succinate dehydrogenase (SDH), in CD4+ T cells promotes an imbalance in the levels of metabolites succinate and fumarate, characterized by lower succinate and higher fumarate. Changes in the metabolites alter mitochondrial structure and function and promote HIF1α to induce the ...
Evelyn Ocegueda   +17 more
wiley   +1 more source

Autophagy‐Independent Function of ATG‐18 Is Essential for Gonadal Longevity in Caenorhabditis elegans

open access: yesAging Cell, Volume 25, Issue 4, April 2026.
Neuronal and intestinal ATG‐18 promote longevity conferred by germline removal in C. elegans via non‐autophagic functions. In the intestine, ATG‐18 regulates lifespan through its interaction with the gluconeogenic enzyme PCK‐2. ABSTRACT Autophagy, a highly conserved cellular degradation process, plays essential roles in various physiological processes ...
Tatsuya Shioda   +13 more
wiley   +1 more source

Roles of DRP1 and the fission protein interactome as regulators of cellular stability and sarcopenia in skeletal muscle aging. [PDF]

open access: yesAging Adv
Nivedya C   +11 more
europepmc   +1 more source

The Preservation of Muscle Mitochondrial Machinery During Hypometabolic Hibernation in Scandinavian Brown Bears (Ursus arctos)

open access: yesActa Physiologica, Volume 242, Issue 4, April 2026.
ABSTRACT Aim Unlike humans, brown bears (Ursus arctos) uniquely preserve skeletal muscle mass and function during months of hibernation despite prolonged fasting and inactivity. We investigated how mitochondrial energetics respond in skeletal muscle to support this remarkable resilience.
Audrey Bergouignan   +13 more
wiley   +1 more source

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