29 results found
    1. Structural Biology and Molecular Biophysics
    2. Chromosomes and Gene Expression

    Resveratrol modulates the inflammatory response via an estrogen receptor-signal integration network

    Jerome C Nwachukwu, Sathish Srinivasan ... Kendall W Nettles
    Anti-inflammatory effects of resveratrol are mediated by the estrogen receptor to coordinate a complex array of transcriptional coregulators, suggesting that estrogenic effects must be considered in the complex polypharmacology of resveratrol.
    1. Cancer Biology
    2. Physics of Living Systems

    Oxaliplatin resistance in colorectal cancer enhances TRAIL sensitivity via death receptor 4 upregulation and lipid raft localization

    Joshua D Greenlee, Maria Lopez-Cavestany ... Michael R King
    Oxaliplatin-resistant colorectal cancer cells exhibit unregulated death receptor 4 expression with increased receptor palmitoylation and translocation into lipid rafts, increasing their sensitivity to apoptosis via TRAIL.
    1. Neuroscience

    Inhibition of oxidative stress in cholinergic projection neurons fully rescues aging-associated olfactory circuit degeneration in Drosophila

    Ashiq Hussain, Atefeh Pooryasin ... Ilona C Grunwald Kadow
    Drosophila genetics and behavior reveal that oxidative stress induced axonal degeneration in a single class of neurons drives the functional decline of an entire neural network and the behavior it controls.
    1. Biochemistry and Chemical Biology

    Semisynthetic biosensors for mapping cellular concentrations of nicotinamide adenine dinucleotides

    Olivier Sallin, Luc Reymond ... Kai Johnsson
    A family of fluorescent biosensors for nicotinamide adenine dinucleotides allows quantification of these cofactors in live cells with spatio-temporal resolution.
    1. Immunology and Inflammation

    Autophagy is a critical regulator of memory CD8+ T cell formation

    Daniel J Puleston, Hanlin Zhang ... Anna Katharina Simon
    Autophagy is required for CD8+ T cell memory formation; in aged individuals autophagy levels are diminished, and increasing autophagy enhances their CD8+ T cell responses.
    1. Biochemistry and Chemical Biology

    Pharmacologic ATF6 activating compounds are metabolically activated to selectively modify endoplasmic reticulum proteins

    Ryan Paxman, Lars Plate ... Jeffery W Kelly
    The small molecule, 147, is a pro-drug that preferentially activates ATF6 signaling through a mechanism involving localized metabolic activation and selective covalent modification of ER resident proteins involved in regulating ATF6 activity.
    1. Immunology and Inflammation

    Autophagy in T cells from aged donors is maintained by spermidine and correlates with function and vaccine responses

    Ghada Alsaleh, Isabel Panse ... Anna Katharina Simon
    Declining TFEB and autophagy levels with age are key to poor vaccination efficacy in the elderly.
    1. Cell Biology
    2. Medicine

    Tetrahydroxanthohumol, a xanthohumol derivative, attenuates high-fat diet-induced hepatic steatosis by antagonizing PPARγ

    Yang Zhang, Gerd Bobe ... Adrian F Gombart
    Identifying xanthohumol and its derivatives as PPARγ anatagonists provides new insight into how natural compounds beneficially treat obesity and metabolic syndrome, and provide new compounds for therapeutic development.
    1. Cell Biology
    2. Genetics and Genomics

    Identification of a weight loss-associated causal eQTL in MTIF3 and the effects of MTIF3 deficiency on human adipocyte function

    Mi Huang, Daniel Coral ... Sebastian Kalamajski
    MTIF3 safeguards mitochondrial electron transport chain assembly in adipocytes, and affects thus adipocyte fatty acid oxidation ability, which can explain why MTIF3 genetic variation can influence dietary intervention aimed at weight loss.
    1. Biochemistry and Chemical Biology
    2. Cell Biology

    The stress-responsive kinases MAPKAPK2/MAPKAPK3 activate starvation-induced autophagy through Beclin 1 phosphorylation

    Yongjie Wei, Zhenyi An ... Beth Levine
    Nutrient starvation activates autophagy by a novel signaling mechanism that is blocked by one of the major autophagy inhibitors.

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