Results 221 to 230 of about 284,171 (356)

Genetic and Pharmacological Inhibition of Metabotropic Glutamate Receptor Signalling Extends Lifespan in Drosophila

open access: yesAging Cell, EarlyView.
We show that genetic and pharmacological inhibition of the metabotropic glutamate receptor, DmGluRA extends Drosophila lifespan, improves stress tolerance and alters early‐life locomotion. Several markers indicative of reduced ribosomal biogenesis, a hallmark of longevity, were also detected in these flies.
Cui Guan   +4 more
wiley   +1 more source

Homotropus melanogaster

open access: yes, 2014
Homotropus melanogaster (Holmgren 1872, Bassus) Diagnosis. Fore wing length 3.8–4.7 mm. Antenna in females with 17 to 19 flagellomeres, apical flagellomeres with multiporous plate sensilla also present ventrally; in males with 19 to 20 flagellomeres and with narrow, long tyloids on flagellomeres 7 to 14–16.
openaire   +2 more sources

Reproductive‐Triggered Sterol Competition Exacerbates Age‐Related Intestinal Barrier Damage in Drosophila Females

open access: yesAging Cell, EarlyView.
Dietary sterols are essential nutrients for maintaining intestinal barrier integrity. Sterol competition caused by female reproduction exacerbates intestinal barrier damage during aging, thereby shortening female lifespan. ABSTRACT The trade‐off between reproduction and lifespan has been documented across a wide array of organisms, ranging from ...
Guixiang Yu   +3 more
wiley   +1 more source

Phosphorylation of an RNA‐Binding Protein Rck/Me31b by Hippo Is Essential for Adipose Tissue Aging

open access: yesAging Cell, EarlyView.
Evolutionary conserved Hippo/Mst1 signaling non‐canonically regulates the stability of mRNAs through directly phosphorylating a subset of RNA binding proteins to stabilize lipolytic mRNAs. Hpo pathway contributes to the regulation of Drosophila lifespan by modulating the expression and activity of Me31b/RCK, which subsequently affects mRNA levels of ...
Eunbyul Yeom   +26 more
wiley   +1 more source

Within‐population variation in body size plasticity in response to combined nutritional and thermal stress is partially independent from variation in development time

open access: yesJournal of Evolutionary Biology, Volume 36, Issue 1, Page 264-279, January 2023., 2023
We show that within‐population level body size plasticity in response to combinations of temperature and nutrition is distinct from mean population level plastic response. This means that different genotypes within a population vary in the extent of nutritional plasticity of wing size depending on their rearing temperature (25ºC vs 28ºC).
Avishikta Chakraborty   +5 more
wiley   +1 more source

A Xanthine Derivative With Novel Heat Shock Protein 90‐Alpha Inhibitory and Senolytic Properties

open access: yesAging Cell, EarlyView.
This study aimed to find safe senolytic drugs that selectively eliminate senescent cells. Focusing on HSP90 inhibitors, we employed a virtual screening to identify novel, safer compounds (A). K5, a xanthinic candidate, effectively eliminated senescent cells in various cellular models (B), extended lifespan in flies, and reduced aging signs in mice (C).
Sandra Atlante   +24 more
wiley   +1 more source

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