bioRxiv Cell Biology
@biorxiv_cellbio
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Joined July 2016
IgG-Bridging-Seeded Synergistic Aggregation of SARS-CoV-2 Spikes Underlies Potent Neutralization by A Low-Affinity Antibody https://t.co/ThgDaoYr7H
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Mechanistic studies of viral neutralization typically prioritize high-affinity antibodies, relegating low-affinity binders to the sidelines. We report P5-1C8, a Class 1 SARS-CoV-2 antibody that...
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BAP1 dysregulation impairs trophoblast differentiation and contributes to placental dysfunction in preeclampsia https://t.co/TZYHvD1M8W
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Preeclampsia, a life threatening hypertensive disorder of pregnancy, is a leading cause of maternal and perinatal morbidity and mortality. Its early onset form (EO PE), requiring delivery before 34...
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Assessment of the Role of Telocyte Zbtb16 in Lymphatic Drainage using Efhd1-CreERT2 x Zbtb16flox/flox Mice https://t.co/oZKbDiStyH
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Lymphatic function is critical for maintaining fluid homeostasis and immune surveillance in synovial tissues, and its dysfunction is implicated in the progression of rheumatoid arthritis and osteoa...
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Unconventional components complement the cryptic kinetochore of the ciliate Tetrahymena thermophila https://t.co/NdWsASle9a
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The accurate segregation of chromosomes is mediated by kinetochores, multi-protein structures that connect centromeric chromatin to the dynamic microtubules of the spindle apparatus. Comparative...
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High throughput quantitative tracking of single parasite in Plasmodium falciparum https://t.co/tCp8mJgBCz
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New systematic profiling of drug effects is in urgent demand due to limitations in existing drug assessment approaches to evaluate comprehensive drug effects and distinguish heterogeneity in mixed...
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Development of Long-Term Human Adipocyte Organoids Manifesting Aging in Response to Intermittent Hypoxia https://t.co/0dA9DSrMMe
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Obstructive sleep apnea (OSA) and consequent intermittent hypoxia (IH) is increasingly recognized as a driver of adipose tissue dysfunction, insulin resistance, and aging. However, current in vitro...
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FCHo2, instead of talin, enables inside-out activation of integrin αvβ5 in curved adhesions https://t.co/BqOXiWW7x3
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Inside-out activation of integrins is crucial for transducing mechanical forces through the extracellular ligand-integrin-talin-F-actin axis. Extensive studies have shown that talin is the essential...
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Image-based Morphological Profiling Reveals Signatures of Radiation Exposure https://t.co/jXq606OuU8
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Exposure to ionizing radiation has the potential to induce significant health risks including radiation sickness and death. Here, the utility of image-based morphological profiling (IBMP) assays was...
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Cell surface ATP6V1B2 marks a subset of persistent senescent cells with increased resistance to apoptosis https://t.co/tXmz6H6DDR
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Accumulation of senescent cells promotes ageing and age-related diseases. While senescent cells are heterogenous and increasingly persistent in vivo with age, the mechanisms underlying their hetero...
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Fibrillar adhesions are the primary integrin complexes shaped by matrix topography https://t.co/IQAt119Vv8
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Mechanisms of matrix topography recognition are poorly understood. Here, we show that α5β1-integrin mediated fibrillar adhesions serve this function. While on planar substrates, their formation...
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Disrupted tRNA modification leads to intestinal mitochondrial dysfunction and microbial dysbiosis https://t.co/t7OVExYGlJ
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Background and aims: Transfer RNA (tRNA) modifications determine translation fidelity and efficiency. It occurs through the action of specific enzymes that modify the nucleotides within the tRNA...
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Bioenergetic responses to β-adrenergic stimulation in beige adipocyte depend on actomyosin driven forces https://t.co/Az3SSqBcAU
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Beige (BeAT) and white adipoctyes (WAT) reside within the same fat depots but differ in their responses to β-adrenergic stimulation. While both activate classical PKA-mediated pathways, only beige...
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Intraflagellar transport-20 coiled-coil domain mediates the channelrhodopsins trafficking to the cilia in Chlamydomonas reinhardtii https://t.co/R8Rnn6V9ds
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The primary cilium is a microtubule-based structure essential for cellular signaling, whose assembly and function depend on targeted delivery of cargo via intraflagellar transport (IFT). Intraflage...
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Naegleria amoebae seek confinement and crawl persistently through narrow spaces https://t.co/WP68CuiqtI
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The "brain-eating amoeba" Naegleria fowleri dwells in ponds where it normally feeds on bacteria, but if it enters the brain it can cause a deadly infection. To establish infection, N. fowleri must...
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Hyperactive Rac converts sublethal nibbling to lethal phagocytosis in vivo https://t.co/DM7WQLyXLi
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The small GTPase Rac is an essential regulator of cell shape, migration, macropinocytosis and phagocytosis. We recently reported that expression of constitutively active RacG12V is sufficient to...
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Targeting Metabolic Dysfunction and Inflammation with Sotagliflozin Reverses Diastolic Dysfunction in Experimental HFpEF https://t.co/ioXscis4AN
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Background: Heart failure with preserved ejection fraction (HFpEF) is increasingly prevalent and strongly associated with cardiometabolic comorbidities including obesity, hypertension, and metabolic...
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Uncovering senescent fibroblast heterogeneity connects DNA damage response to idiopathic pulmonary fibrosis https://t.co/qwPW4C43Ga
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Cellular senescence is a largely heterogeneous state of cell stress that deleteriously accumulates with age. Many types of heterogeneity in senescence have been described; however, cellular senesce...
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Identifying the internalization pathways of magnetotactic bacteria and magnetosomes by cancer cells https://t.co/axYHz5qyua
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Given the need for new tumor treatment strategies, therapies using magnetic nanoparticles and bacteria are gaining momentum. In this context, magnetotactic bacteria and magnetosomes could act as...
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NET1/ARHGEF8 is a mechanosensitive Guanine Exchange Factor controlling vascular smooth muscle cells' contractility https://t.co/w0ZUI9vtgJ
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Cyclic stretch, generated by pulsatile blood pressure, has been identified as a pivotal regulator of vascular smooth muscle cell (VSMC) behavior and arterial wall homeostasis. Research has demonstr...
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An ancient transcription factor functions as the master regulator of primary cilia formation https://t.co/Gfr6Pgq0Or
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How ancient transcription factors are repurposed during evolution to drive the functional diversification of conserved organelles remains a fundamental question in biology. Although displaying a high...
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