ArticleScientific reports2022
Cytoprotective effect of genistein against dexamethasone-induced pancreatic β-cell apoptosis.
Article in Scientific reports, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.
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7 citing papers in PubMed, 11 citations in OpenAlex.
- Prunetin Attenuates Dexamethasone-Induced Pancreatic β-Cell Apoptosis: Modulation of Oxidative Stress and MAPK Signaling but Not Phosphorylated C-Abl Levels.Cell biochemistry and function · 2026Article
- Article
- The Role of Genistein in Type 2 Diabetes and Beyond: Mechanisms and Therapeutic Potential.Molecules (Basel, Switzerland) · 2025Review
- Chemical Composition of Mexicali Propolis and Its Effect on Gastric Repair in an Indomethacin-Induced Gastric Injury Murine Model.Antioxidants (Basel, Switzerland) · 2025Article
- The Dual Role of the TRAIL-DR5 Signaling Axis in Cardiovascular Disease: From Molecular Mechanisms to Targeted Therapies.Biologics : targets & therapy · 2025Review
- Genistein: a promising modulator of apoptosis and survival signaling in cancer.Naunyn-Schmiedeberg's archives of pharmacology · 2023Review
- Antioxidant and anti-inflammatory agents in chronic liver diseases: Molecular mechanisms and therapy.World journal of hepatology · 2023Review
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Authors and funding
6 authors at 2 institutions in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Steroid-induced diabetes is a well-known metabolic side effect of long-term use of glucocorticoid (GC). Our group recently demonstrated dexamethasone-induced pancreatic β-cell apoptosis via upregulation of TRAIL and TRAIL death receptor (DR5). Genistein protects against pancreatic β-cell apoptosis induced by toxic agents. This study aimed to investigate the cytoprotective effect of genistein against dexamethasone-induced pancreatic β-cell apoptosis in cultured rat insulinoma (INS-1) cell line and in isolated mouse islets. In the absence of genistein, dexamethasone-induced pancreatic β-cell apoptosis was associated with upregulation of TRAIL, DR5, and superoxide production, but downregulation of TRAIL decoy receptor (DcR1). Dexamethasone also activated the expression of extrinsic and intrinsic apoptotic proteins, including Bax, NF-κB, caspase-8, and caspase-3, but suppressed the expression of the anti-apoptotic Bcl-2 protein. Combination treatment with dexamethasone and genistein protected against pancreatic β-cell apoptosis, and reduced the effects of dexamethasone on the expressions of TRAIL, DR5, DcR1, superoxide production, Bax, Bcl-2, NF-κB, caspase-8, and caspase-3. Moreover, combination treatment with dexamethasone and genistein reduced the expressions of TRAIL and DR5 in isolated mouse islets. The results of this study demonstrate the cytoprotective effect of genistein against dexamethasone-induced pancreatic β-cell apoptosis in both cell line and islets via reduced TRAIL and DR5 protein expression.
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