Keep Current with the Latest in Cell Biology Research
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Atorvastatin Calcium Alleviates UVB-Induced HaCat Cell Senescence and Skin Photoaging
[Scientific Reports] Through in vitro experiments with human immortalized keratinocytes (HaCat), researchers found that atorvastatin calcium could significantly reduce the ultraviolet radiation B-induced increased expression of age-related protein p16 and age-related gene p21, and also reduce the up-regulation of inflammatory factors such as IL-1 and IL-6.
Dysregulation in Keratinocytes Drives Systemic Lupus Erythematosus Onset
[Cellular & Molecular Immunology] Investigators found that the level of peroxisome proliferator-activated receptor gamma was substantially reduced in the skin lesions of patients, and replicating this reduction in mice led to rapid disease onset with multiple hallmarks of systemic lupus erythematosus.
USP19 Potentiates Autophagic Cell Death via Inhibiting mTOR Pathway through Deubiquitinating NEK9 in Pancreatic Cancer
[Cell Death & Differentiation] Scientists identified that ubiquitin-specific protease 19 (USP19) was downregulated in pancreatic tumor tissues and forced expression of USP19 diminished tumorigenicity of pancreatic cancer.
EPRS1-Mediated Fibroblast Activation and Mitochondrial Dysfunction Promote Kidney Fibrosis
[Experimental & Molecular Medicine] The authors revealed that glutamyl-prolyl-tRNA synthetase 1 (EPRS1) expression levels were increased in the fibrotic kidneys of patients and mice, especially in fibroblasts and proximal tubular epithelial cells, on the basis of single-cell analysis and immunostaining of fibrotic kidneys.
Highly Efficient Generation of Mature Megakaryocytes and Functional Platelets from Human Embryonic Stem Cells
[Stem Cell Research & Therapy] Researchers presented a novel approach to highly and efficiently generate mature megakaryocytes and functional platelets from human ESCs (hESCs). The in vivo functionality of hESC-derived platelets closely resembled that of natural human platelets.
Melanocortin 1 Receptor Mediates Melanin Production by Interacting with the BBSome in Primary Cilia
[PLOS Biology] Researchers showed that ultraviolet and α-melanocyte-stimulating hormone triggered cilium formation in human melanocytes and melanoma cells.
Spint1 Disruption in Mouse Pancreas Leads to Glucose Intolerance and Impaired Insulin Production Involving HEPSIN/MAFA
[Nature Communications] Researchers generated Spint1-lacZ knock-in mice and observed Spint1 expression in embryonic pancreatic epithelium. Pancreas-specific Spint1 disruption significantly diminished islet size and mass, causing glucose intolerance and downregulation of MAF bZIP transcription factor A (MAFA) and insulin.
SENP3 Mediates deSUMOylation of SIX1 to Promote Prostate Cancer Proliferation and Migration
[Cellular & Molecular Biology Letters] Scientists found that sentrin/SUMO-specific protease 3 (SENP3) was highly expressed in prostate cancer (PCa) cell lines and tissues from PCa patients. Overexpressed SENP3 was associated with metastatic malignancy in PCa.
Trillin Inhibits MAP3K11/NF-κB/COX-2 Signaling Pathways through Upregulation of miR-145-5p in Castration-Resistant Prostate Cancer
[iScience] Using DU145 and PC3 cell lines and a mouse xenograft model, scientists demonstrate that Trillin effectively inhibited CRPC cell viability, proliferation, migration, and invasion while promoting apoptosis and cell cycle arrest.
Novel Tri-Specific T Cell Engager Targeting IL-13Rα2 and EGFRvIII Provides Long-Term Survival in Heterogeneous GBM Challenge and Promotes Antitumor Cytotoxicity with Patient Immune Cells
Researchers described novel trivalent antibodies, DNA-encoded tri-specific T cell engagers, targeting two glioblastoma multiforme antigens, epidermal growth factor receptor variant III (EGFRvIII) and IL-13Rα2,...
Aldehyde Dehydrogenase-1A1 (ALDH1A1): The Novel Regulator of Chemoresistance in Pancreatic Cancer Cells
[Cancer Control] The authors summarize the clinical functions of ALDH1A1 as a novel regulator of chemoresistance, prognosis, and cancer stem cell development in pancreatic cancer.
New Therapy from UI Health Offers FDA-Approved Treatment Option for Brittle Type 1 Diabetes
[University of Illinois (UI) Health] A new therapy for brittle type 1 diabetes, the only treatment currently approved by the US FDA, is available exclusively at UI Health in Chicago.