Keep Current with the Latest in Cell Biology Research

Deep Crypt Secretory Cells Shape Region-Specific Mucin Glycosylation Patterns in the Mouse Colon

[PLOS One] Using fluorescence-based immunohistological analyses of the colon from experimental mice, scientists demonstrated that along with contribution of goblet cells, mucin glycosylation involves deep crypt secretory cells, a specialized mucin-producing cell population in the colon.

Regulation of Revival Stem Cell Differentiation by CREPT/RPRD1B during Intestinal Regeneration

[Cell & Bioscience] Researchers demonstrated that CREPT/RPRD1B, a protein highly expressed in tumors and essential for crypt-base columnar cell maintenance, was required for revival stem cell differentiation during intestinal regeneration.

Firefly Inks Latest Commercial Agreement for Use of Its FDA-Cleared BNAâ„¢ Platform in Groundbreaking Precision Neuroscience Research

[Firefly Neuroscience, Inc. (GlobeNewswire)] Firefly Neuroscience, Inc. highlighted its ongoing collaboration with Prof. Dr. med. Christian Schaaf on a groundbreaking study investigating the neurophysiological impact of 15q13.3 copy number variants.

Evidence for Trans-Synaptic Propagation of Oligomeric Tau in Human Progressive Supranuclear Palsy

[Nature Neuroscience] Investigators tested the hypothesis that pathological tau contributes to synapse loss and may spread through the brain by moving from presynapses to postsynapses.

Early Developmental Origins of Cortical Disorders Modeled in Human Neural Stem Cells

[Nature Communications] Scientists explored the expression dynamics of cortical and neuropsychiatric disorder-associated genes in datasets generated from human NSCs across telencephalic fate transitions in vitro and in vivo.

The STING Pathway Drives Noninflammatory Neurodegeneration in NGLY1 Deficiency

[Journal of Experimental Medicine] The authors generated a postnatal inducible whole-body Ngly1 knockout mouse to model NGLY1 deficiency, an early-onset neurodegenerative disorder.

Cypin Regulates K63-Linked Polyubiquitination to Shape Synaptic Content

[Science Advances] Researchers reported an emerging function for the cytosolic PSD-95 interactor, cypin, in the regulation of synaptic content by K63-polyubiquitin during neuronal development in vitro and in adult mice in vivo.

Loss of Pol III Repressor Maf1 in Neurons Promotes Longevity by Preventing the Age-Related Decline in 5S rRNA and Translation

[PLOS Biology] Scientists focused on Maf1, a repressor of protein synthesis genes transcribed by RNA Polymerase (Pol) III, such as the 5S rRNA and tRNAs, and its role in aging.

Astrocytic RIPK3 Exerts Protective Anti-Inflammatory Activity in Mice with Viral Encephalitis by Transcriptional Induction of Serpins

[Science Signaling] Investigators used mouse genetic tools to induce astrocyte-specific deletion, overexpression, and chemogenetic activation of RIPK3 to demonstrate an anti-inflammatory function for astrocytic RIPK3.

Shaping the Synapse through Neuronal Activity-Regulated miRNAs

[Trends In Neurosciences] Transcriptional regulation enables neuron-wide structural adaptations, while synapse-specific transport and maturation ensure localized protein synthesis.

The Rab3 Family Proteins in Age-Related Neurodegeneration: Unraveling Molecular Pathways and Potential Therapeutic Targets

[NPJ Aging ] Scientists provide an overview of how Rab3s dysregulation disrupts neuronal homeostasis, contributing to impaired autophagy, synaptic dysfunction, and eventually leading to neuronal death.

The GLYT1 Inhibitor Bitopertin Mitigates Erythroid PPIX Production and Liver Disease in Erythroid Protoporphyria

[Journal of Clinical Investigation] Researchers established the bitopertin protoporphyrin IX (PPIX) inhibitory half-maximal effective concentration in a human erythroblast erythropoietic protoporphyria (EPP) model and confirm a marked reduction of PPIX in erythroblasts derived from EPP patients.

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