Insights into GLP-1 and insulin secretion mechanisms in pasireotide-induced hyperglycemia highlight effectiveness of Gs-targeting diabetes treatment.
Quick Facts
What This Study Found
Pasireotide caused severe blood sugar problems mainly by shutting down GLP-1 secretion. A GLP-1 analog worked better than a DPP-4 inhibitor to restore insulin release in both a patient and cell models.
Key Numbers
One patient with acromegaly switched from DPP-4 inhibitor to GLP-1 analog. In vitro: pasireotide blocked GLP-1 secretion via SSTR5-Gi pathway. GLP-1 partially restored insulin secretion in GLP-1R-MIN-6 cells.
How They Did This
Clinical case of drug switching plus in vitro experiments using MIN-6 beta cells stably expressing GLP-1R and GLUTag intestinal L-cells. Tested interactions between glucose, Gs-coupled receptor stimulation, and pasireotide.
Why This Research Matters
Pasireotide treats acromegaly but often causes hard-to-manage high blood sugar. This study clarifies why and suggests GLP-1 analogs as the better treatment choice.
What This Study Doesn't Tell Us
Single patient case. Cell line results may not fully reflect human physiology. No controlled clinical trial.
Trust & Context
- Original Title:
- Insights into GLP-1 and insulin secretion mechanisms in pasireotide-induced hyperglycemia highlight effectiveness of Gs-targeting diabetes treatment.
- Published In:
- Scientific reports, 15(1), 9494 (2025)
- Authors:
- Sato, Junichiro, Manaka, Katsunori, Horikoshi, Hirofumi, Taguchi, Maho, Harada, Kazuki, Tsuboi, Takashi, Nangaku, Masaomi, Iiri, Taroh, Makita, Noriko
- Database ID:
- RPEP-13433
Evidence Hierarchy
Read More on RethinkPeptides
Cite This Study
https://rethinkpeptides.com/research/RPEP-13433APA
Sato, Junichiro; Manaka, Katsunori; Horikoshi, Hirofumi; Taguchi, Maho; Harada, Kazuki; Tsuboi, Takashi; Nangaku, Masaomi; Iiri, Taroh; Makita, Noriko. (2025). Insights into GLP-1 and insulin secretion mechanisms in pasireotide-induced hyperglycemia highlight effectiveness of Gs-targeting diabetes treatment.. Scientific reports, 15(1), 9494. https://doi.org/10.1038/s41598-025-90896-2
MLA
Sato, Junichiro, et al. "Insights into GLP-1 and insulin secretion mechanisms in pasireotide-induced hyperglycemia highlight effectiveness of Gs-targeting diabetes treatment.." Scientific reports, 2025. https://doi.org/10.1038/s41598-025-90896-2
RethinkPeptides
RethinkPeptides Research Database. "Insights into GLP-1 and insulin secretion mechanisms in pasi..." RPEP-13433. Retrieved from https://rethinkpeptides.com/research/sato-2025-insights-into-glp1-and
Access the Original Study
Study data sourced from PubMed, a service of the U.S. National Library of Medicine, National Institutes of Health.
This study breakdown was produced by the RethinkPeptides research team. We analyze and report published research findings without making health recommendations. All interpretations are based solely on the published abstract and study data.