679 results found
    1. Biochemistry and Chemical Biology
    2. Cell Biology

    SEC24A deficiency lowers plasma cholesterol through reduced PCSK9 secretion

    Xiao-Wei Chen, He Wang ... David Ginsburg
    COPII vesicles regulate the metabolism of cholesterol through the selective transport of secretory proteins.
    1. Cell Biology

    ER-associated mitochondrial division links the distribution of mitochondria and mitochondrial DNA in yeast

    Andrew Murley, Laura L Lackner ... Jodi Nunnari
    Sites at which mitochondria contact the endoplasmic reticulum co-localize the replication of mitochondria and their DNA to help ensure that DNA is distributed appropriately between the newly formed organelles in cells.
    1. Chromosomes and Gene Expression

    Condensin controls recruitment of RNA polymerase II to achieve nematode X-chromosome dosage compensation

    William S Kruesi, Leighton J Core ... Barbara J Meyer
    C. elegans equalizes the expression of X-chromosome genes between the sexes by reducing the recruitment of RNA polymerase II to promoters of X-linked genes in hermaphrodites, using a chromosome-restructuring complex called condensin.
    1. Developmental Biology
    2. Chromosomes and Gene Expression

    Patient-specific iPSC-derived photoreceptor precursor cells as a means to investigate retinitis pigmentosa

    Budd A Tucker, Robert F Mullins ... Edwin M Stone
    Skin cells from a patient with retinitis pigmentosa have been used to generate induced pluripotent stem cells, which could potentially form the basis of new treatments for this disease.
    1. Developmental Biology
    2. Neuroscience

    MEGF8 is a modifier of BMP signaling in trigeminal sensory neurons

    Caitlin Engelhard, Sarah Sarsfield ... David D Ginty
    A protein called Megf8 regulates the activity of key signaling molecules involved in the development of the peripheral nervous system.
    1. Structural Biology and Molecular Biophysics
    2. Cell Biology

    Crystal structures of the CPAP/STIL complex reveal its role in centriole assembly and human microcephaly

    Matthew A Cottee, Nadine Muschalik ... Mark van Breugel
    Structural analyses of the centriole proteins CPAP and STIL identify domains that are critical for centriole formation and provide a structural explanation for a mutation that causes human microcephaly.
    1. Structural Biology and Molecular Biophysics
    2. Cell Biology

    Nanoscale protein architecture of the kidney glomerular basement membrane

    Hani Suleiman, Lei Zhang ... Adish Dani
    High-resolution optical microscopy is used to reveal the organization of extracellular matrix proteins within the basement membrane of the blood filtration barrier in the kidney at the nanometer scale.
    1. Developmental Biology

    Deregulated FGF and homeotic gene expression underlies cerebellar vermis hypoplasia in CHARGE syndrome

    Tian Yu, Linda C Meiners ... M Albert Basson
    Mutations in CHD7, which cause CHARGE syndrome, cause a reduction in FGF8 signalling and subsequent abnormalities in the cerebellar vermis in both mice and humans.
    1. Developmental Biology
    2. Chromosomes and Gene Expression

    Chromatin signature of widespread monoallelic expression

    Anwesha Nag, Virginia Savova ... Alexander A Gimelbrant
    Active and repressive chromatin marks, asymmetrically distributed between alleles, distinguish gene bodies subject to epigenetically controlled monoallelic expression on autosomes in human cells.

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