Keep Current with the Latest in Cell Biology Research

Viral Subversion of B Cell Tolerance: Mechanisms Linking Infection to Autoimmunity

[EMBO Reports] The authors propose that autoimmune outcomes are determined less by viral identity than by the immunological and anatomical context in which tolerance fails.

Treg-Associated Oligomannose N-Glycans Trigger Immune Dysregulation in Myasthenia Gravis

[Journal of Autoimmunity] Scientists analyzed the surface N-glycosylation pattern in Tregs from Myasthenia gravis (MG) patients. They demonstrated in vitro that the glycoreprogramming of Tregs, mimicking the glycan composition found in MG patients, leads to decreased suppression function.

Growth Differentiation Factor 15 Ameliorates Alcohol-Associated Liver Disease by Diminishing the Glycolytic Metabolism of Neutrophils

[Gut] The authors investigated the role of growth differentiation factor 15 in regulating hepatocyte–neutrophil interactions and its impact on alcohol-associated liver disease progression.

Furan Fatty Acids Reprogram Hepatic Lipid Metabolism via Acyl-CoA Conjugates in Obesity

[Science Advances] Researchers hypothesized that furan fatty acids are functional lipid mediators whose structural features, including antioxidant chemistry, β-oxidation susceptibility, and CoA conjugate stability, are primary determinants of hepatic metabolic activity.

Disrupting the PNPLA3-ABHD5 Interaction Stimulates Lipolysis and Improves PNPLA3-I148M-Associated Hepatic Steatosis

[Diabetes] Scientists hypothesized that restoring α/β-hydrolase domain-containing protein 5 (ABHD5) supply to adipose tissue triglyceride lipase by either ABHD5 overexpression or interruption of the protein-protein interaction between ABHD5 and the mutant protein PNPLA3-I148M would recover lipolysis and ameliorate steatosis.

Inhibition of ACSS2 Enhances Cabozantinib Sensitivity by Blocking TFEB-Induced Autophagic Flux in Hepatocellular Carcinoma

[British Journal of Cancer] The authors proposed a novel molecular mechanism of cabozantinib and provided insights into cabozantinib-based combination therapy for HCC using RNA-sequencing, a luciferase reporter assay, in vitro, and in vivo studies.

Hyperactive mTORC1 Underlies Sex Dimorphic Progression of MASLD in Mice with Hepatocyte Prohibitin-1 Deficiency

[Molecular Metabolism] Scientists hypothesized that regulation of AMPK and mTORC1 might underlie control of metabolic homeostasis by prohibitin-1 (PHB1) in the live, generating a constitutive hepatocyte specific PHB1 haploinsufficient mouse model to investigate these questions.

Enolase 1 Inhibition Potentiates Sorafenib Efficacy in Hepatocellular Carcinoma through Ferroptosis Induction

[Cellular Signalling] Investigators demonstrated that targeting enolase 1 with its specific inhibitor, ENOblock, markedly enhances the antitumor efficacy of sorafenib in HCC cells. Sorafenib, a multi-targeted kinase inhibitor that blocks intracellular kinases and receptor tyrosine kinases, has been established as the first-line treatment for advanced HCC.

PBRM1 Knockdown Is Associated with NRF2‑Dependent ALDOA Upregulation and Metabolic Reprogramming in HCCC‑9810 Intrahepatic Cholangiocarcinoma Cells

[Oncology Reports] Researchers examined the effects of polybromo‑1 (PBRM1) knockdown on tumor‑related phenotypes and glucose metabolism in HCCC‑9810 intrahepatic cholangiocarcinoma cells, also evaluating the roles of aldolase, fructose‑bisphosphate A (ALDOA) and nuclear factor erythroid 2‑related factor 2 (NRF2).

Current Advances in Antioxidant Nanozymes for Liver Diseases

[ACS Biomaterials Science & Engineering] The authors elucidate hepatic oxidative stress pathogenesis from a synergistic perspective, integrating indirect (inflammatory pathways) and direct (organelle stress, oxidase activation) reactive oxygen species generation routes, thereby filling gaps in existing literature.

Ionis Partner GSK Announces Hibsago (Bepirovirsen) Approved in the U.S. for the Treatment of Chronic Hepatitis B (CHB)

[Ionis Pharmaceuticals, Inc.] Ionis Pharmaceuticals, Inc. partner GSK announced that the US FDA has approved Hibsago (bepirovirsen) for the treatment of chronic hepatitis B virus (HBV) infection in combination with nucleos(t)ide analogue reverse transcriptase inhibitor (NrtI) therapy in adult patients without cirrhosis, receiving NrtI therapy for at least six months, who have suppressed HBV DNA, and with HBV surface antigen levels ≤3000 IU/ml.

Immutep and Monash University Secure Further ARC Linkage Projects Funding for LAG-3 Research

[Immutep Limited] Immutep Limited announced that the Australian Research Council (ARC) has awarded Monash University a grant of A$652,248 over three years under the ARC’s Linkage Projects scheme to support its continuing research collaboration with Immutep into Lymphocyte Activation Gene-3 (LAG-3).

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