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    1. Cell Biology
    2. Neuroscience

    The insulin/IGF signaling cascade modulates SUMOylation to regulate aging and proteostasis in Caenorhabditis elegans

    Lorna Moll, Noa Roitenberg ... Ehud Cohen
    By controlling the SUMOylation of the protein CAR-1, the aging-regulating pathways downstream of the Insulin/IGF signaling cascade and of the germ cells of the nematode Caenorhabditis elegans are integrated.
    1. Cell Biology

    Fusion pore regulation by cAMP/Epac2 controls cargo release during insulin exocytosis

    Alenka Guček, Nikhil R Gandasi ... Sebastian Barg
    Live cell imaging shows that the cAMP-sensor Epac2, a target of major antidiabetic drugs, is central to fusion pore control during insulin granule exocytosis.
    1. Cell Biology
    2. Chromosomes and Gene Expression

    Lipid-mediated regulation of SKN-1/Nrf in response to germ cell absence

    Michael J Steinbaugh, Sri Devi Narasimhan ... T Keith Blackwell
    Germ cell ablation delays C. elegans aging, in part, because unconsumed fat triggers activation of the detoxification factor SKN-1/Nrf, which is regulated by lipid signals and maintains lipid homeostasis.
    1. Cell Biology
    2. Developmental Biology

    Endogenous siRNAs promote proteostasis and longevity in germline-less Caenorhabditis elegans

    Moran Cohen-Berkman, Reut Dudkevich ... Sivan Henis-Korenblit
    Endo-siRNAs slow down the rate of aging and enable the maintenance of a responsive heat shock response in aging germline-less Caenorhabditis elegans.
    1. Developmental Biology

    Innexin function dictates the spatial relationship between distal somatic cells in the Caenorhabditis elegans gonad without impacting the germline stem cell pool

    Theadora Tolkin, Ariz Mohammad ... David Greenstein
    Somatic gonad architecture is regulated by innexin function, but sheath cell position does not determine germ cell exit from the stem cell pool.
    1. Cell Biology
    2. Medicine

    Glucagon-like peptide-1 receptor activation stimulates PKA-mediated phosphorylation of Raptor and this contributes to the weight loss effect of liraglutide

    Thao DV Le, Dianxin Liu ... Julio E Ayala
    The ability of the therapeutic glucagon-like peptide-1 receptor agonist liraglutide to promote weight loss is partly dependent on signaling via PKA-dependent phosphorylation of the mTORC1 regulator protein Raptor.
    1. Biochemistry and Chemical Biology

    The zinc finger proteins ZNF644 and WIZ regulate the G9a/GLP complex for gene repression

    Chunjing Bian, Qiang Chen, Xiaochun Yu
    Repression of gene expression by the histone methyltransferase G9a is guided by two zinc finger proteins that can recognize consensus sequences in DNA.
    1. Developmental Biology

    Antagonistic control of Caenorhabditis elegans germline stem cell proliferation and differentiation by PUF proteins FBF-1 and FBF-2

    Xiaobo Wang, Mary Ellenbecker ... Ekaterina Voronina
    Complementary effects of FBF-1 and FBF-2 on germline stem cell dynamics result from their distinct cooperation with mRNA deadenylase resulting in the opposite effects on the shared target mRNAs.
    1. Structural Biology and Molecular Biophysics

    Structural insights into hormone recognition by the human glucose-dependent insulinotropic polypeptide receptor

    Fenghui Zhao, Chao Zhang ... Ming-Wei Wang
    The structure provides key insights into hormone recognition and activation of the glucose-dependent insulinotropic polypeptide receptor.
    1. Cell Biology
    2. Stem Cells and Regenerative Medicine

    PCGF6-PRC1 suppresses premature differentiation of mouse embryonic stem cells by regulating germ cell-related genes

    Mitsuhiro Endoh, Takaho A Endo ... Haruhiko Koseki
    PCGF6 links sequence specific target recognition by the MAX/MGA transcription factor complex to PRC1 (polycomb repressive complex 1) -dependent transcriptional silencing of germ cell-specific genes in mouse pluripotent stem cells.