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Glucagon-like peptide-1 receptor (GLP-1R)

The glucagon-like peptide-1 (GLP-1) receptor (GLP-1R), encoded by GLP1R, is a class B G protein-coupled receptor expressed in pancreatic β-cells, the gastrointestinal tract, heart, kidney and select regions of the central nervous system.

Where the papers sit

35 papers from the last 6 months study Glucagon-like peptide-1 receptor (GLP-1R) directly · updated from PubMed 12 Oct 2026

  • GLP-1R Therapeutics and Signaling

    GLP-1R drug development is moving beyond single-receptor peptides toward engineered, stapled and orally delivered ligands, including GLP-1/GIP and GLP-1/APJ agonists. Recurrent goals are stronger receptor targeting, prolonged stability, insulinotropic signaling and improved cardiovascular-kidney-metabolic outcomes. Real-world liraglutide data and outcome studies support clinical benefit in diabetes and obesity, while neuroprotective claims remain mixed. Semaglutide and tirzepatide did not slow Alzheimer disease progression in 5xFAD mice.

    12 papers · 34.3%

  • Next-Generation Weight-Loss Agonists

    Weight-loss drug development is shifting toward oral, long-acting and multi-receptor GLP-1 agonists for obesity and type 2 diabetes. Phase 1–2 trials of elecoglipron, TERN-601, mazdutide and survodutide emphasize placebo-controlled weight reduction and safety, while zenagamtide targets both GLP-1 and amylin receptors. Preclinical programs add GIPR, FGF21 and prodrug strategies to widen efficacy and dosing options. The main open questions are comparative efficacy, tolerability and durability across these designs.

    11 papers · 31.4%

  • GLP-1 Therapies for Fatty Liver

    GLP-1-based treatment is being extended from weight and glycemic control to MASH and MASLD, with liver injury and steatosis as key endpoints. Dual glucagon/GLP-1 agonism, including DD01, is being tested alongside dulaglutide and semaglutide. Proposed benefit is not solely weight loss: intrahepatic sinusoidal endothelial GLP-1 receptors and direct hepatoprotection recur as mechanisms. Clinical practice surveys and studies with dapagliflozin show that efficacy, cardiovascular effects and implementation remain open questions.

    5 papers · 14.3%

  • Others — Pleiotropic GLP-1R Effects

    Beta-cell survival and glucose control remain central, but GLP-1R agonists are being tested across cancer, cognition, alcohol seeking and diabetic kidney responses. Liraglutide and exenatide recur, with NRF2-linked antioxidant signaling and NLRP3 modulation among reported mechanisms. Findings remain largely preclinical and model-specific. The cluster therefore points to broad pleiotropic testing rather than a single convergent therapeutic direction.

    7 papers · 20%

PARADIGM SHIFT

GLP-1R agonism has direct central actions beyond systemic metabolic control

Septal GLP-1 receptors in rodent alcohol-taking and -seeking models were found to mediate liraglutide’s inhibition of alcohol intake through a lateral-septum GABAergic microcircuit, while oral OHP2 in an Alzheimer’s disease model primarily activated astrocytic GLP-1R to drive lactate release, neuronal histone lactylation, and astrocyte–neuron lipid transfer 42385677Jul 42330959Jun. The assumed frame that GLP-1R mainly acts as a metabolic drug target must therefore be expanded: receptor activity in defined central circuits and glial cells can directly regulate reward-related behavior and brain metabolic coupling.

NEW DIRECTION

GLP-1R can serve as a receptor-guided intracellular delivery route for targeted protein degradation

A multicomponent stapled GLP-1 analogue linked to a BRD4-directed PROTAC used GLP-1R-positive cells as a selective entry route for a degrader payload, retaining receptor agonism while inducing selective intracellular BRD4 degradation 42283322Jun. This assigns GLP-1R a role beyond mediating metabolic pharmacology: it becomes a targeting and delivery handle for cell-selective proteolysis.

Papers

The 35 papers from the last 6 months that study Glucagon-like peptide-1 receptor (GLP-1R) directly, newest first, by theme and by study type. Study types come from PubMed publication types and MeSH headings.

By theme

GLP-1R Therapeutics and Signaling (12)
  1. Cardiovascular outcomes associated With GLP-1 and dual GLP-1/GIP receptor agonists in patients with type 2 diabetes and inflammatory bowel disease: A retrospective real-world cohort study. PloS one · 24 Sept 2026 PMID 42784582
  2. A multicenter real-world study on the safety and effectiveness of the glucagon-like peptide-1 receptor agonist (liraglutide) in adolescents with obesity in Taiwan. Obesity research & clinical practice · 15 Sept 2026 PMID 42744726
  3. Impact of GLP-1 receptor agonists on patients with intraductal papillary mucinous neoplasms: Study protocol for a multicentric cohort study. PloS one · 9 Sept 2026 PMID 42715243
  4. Design, synthesis, and stability evaluation of semaglutide-derived lactam-stapled peptide scaffolds for GLP-1R targeting. Journal of enzyme inhibition and medicinal chemistry · 11 Aug 2026 PMID 42578506
  5. GLP-1R and GIPR crosstalk modulates insulinotropic signaling pathways. Cell chemical biology · 8 Jul 2026 PMID 42419304
  6. Preventative semaglutide and tirzepatide treatment does not alter disease progression in the 5xFAD mouse model of Alzheimer's disease. Cell reports. Medicine · 7 Jul 2026 PMID 42413499
  7. Protective effects of ACF210, a dual GLP-1/APJ receptor agonist, against cardiovascular-kidney-metabolic syndrome induced by T2D. Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie · 4 Jul 2026 PMID 42401045
  8. Oral GLP-1 receptor agonist promotes astrocyte-neuron lactate and lipid transfer with neuroprotective effects. Cell metabolism · 22 Jun 2026 PMID 42330959
  9. Multicomponent Stapling of Glucagon-Like Peptide-1 Enables Receptor-Guided PROTAC Delivery. Angewandte Chemie (International ed. in English) · 12 Jun 2026 PMID 42283322
  10. GLP-1 receptor agonists associated with better cardiovascular outcomes in obese or diabetic patients with elevated Lp(a) levels: A Multicenter retrospective study. International journal of cardiology · 27 May 2026 PMID 42203003
  11. Yueju pill exerts rapid antidepressant effects via sequential activation of hippocampal GLP-1 receptor and PACAP signaling in mice. Journal of ethnopharmacology · 25 Apr 2026 PMID 42034172
  12. Insights from changes in NDEV biomarkers of metabolism: effects of PPARγ and GLP1 receptor agonists on brain metabolism. The Journal of clinical endocrinology and metabolism · 17 Apr 2026 PMID 41992726
Next-Generation Weight-Loss Agonists (11)
  1. Estimating the carbon footprint of oral semaglutide (Rybelsus): a comparative analysis of the medicine carbon footprint model and manufacturer life-cycle assessment in pharmaceutical production. BMJ open · 24 Sept 2026 PMID 42785932
  2. Efficacy and safety of once-weekly subcutaneous zenagamtide, a novel unimolecular GLP-1 and amylin receptor agonist, in type 2 diabetes: a multicentre, randomised, parallel, double-blind, placebo-controlled, dose-finding, phase 2 trial. Lancet (London, England) · 30 Jul 2026 PMID 42532080
  3. Efficacy and safety of once-daily oral zenagamtide, a novel unimolecular GLP-1 and amylin receptor agonist, in adults with type 2 diabetes: a multicentre, randomised, parallel, double-blind, placebo-controlled, dose-finding, phase 2 trial. Lancet (London, England) · 30 Jul 2026 PMID 42532079
  4. Oral GLP-1RA TERN-601 for Adults With Obesity/Overweight: Placebo-Controlled, Multiple-Ascending-Dose, Phase 1 and 2 Studies. Obesity (Silver Spring, Md.) · 30 Jul 2026 PMID 42528333
  5. Lead-guided prodrug development of small molecules as GLP-1R agonists. Bioorganic chemistry · 9 Jul 2026 PMID 42424921
  6. A trispecific GLP-1/anti-GIPR/FGF21 peptibody exhibits favorable metabolic effects in a diet-induced obesity model. Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie · 29 Jun 2026 PMID 42372355
  7. Elecoglipron, an oral small molecule GLP-1 receptor agonist in adults with obesity or overweight (VISTA): a multicentre, phase 2, randomised, placebo-controlled clinical trial. Lancet (London, England) · 8 Jun 2026 PMID 42259337
  8. Survodutide Once Weekly for the Treatment of Adults with Obesity. The New England journal of medicine · 8 Jun 2026 PMID 42253238
  9. Treatment With 9-mg Mazdutide for Weight Reduction in Chinese Adults With Obesity: The GLORY-2 Randomized Clinical Trial. JAMA · 7 Jun 2026 PMID 42251595
  10. IgG Fc-Binding Motif-Conjugated Exendin-4: A Long-Acting Hypoglycemic Agent via Broad-Spectrum Antibody Engagement for Type 2 Diabetes Therapy. Bioconjugate chemistry · 30 May 2026 PMID 42216891
  11. Identification of a novel oral potential multiple agonist for obesity treatment: multi-target in silico study. Journal of computer-aided molecular design · 20 May 2026 PMID 42162325
GLP-1 Therapies for Fatty Liver (5)
  1. US Healthcare Professionals' Management of MASH and Knowledge of GLP-1, GIP, and Glucagon Receptor Agonists. Clinical and translational gastroenterology · 6 Oct 2026 PMID 42837671
  2. Glucagon-like peptide-1 receptor agonist dulaglutide attenuates liver injury in metabolic dysfunction-associated steatotic liver disease with diabetic mice. European journal of pharmacology · 17 Aug 2026 PMID 42607855
  3. The glucagon and GLP-1 receptor dual agonist DD01 for metabolic dysfunction-associated steatotic liver disease and steatohepatitis (DD01-DN-02): 12-week results from a randomised, double-blind, multicentre, placebo-controlled, phase 2 trial. The lancet. Gastroenterology & hepatology · 21 Jul 2026 PMID 42480572
  4. Effects of dapagliflozin and dulaglutide on blood pressure and coronary flow in liver steatosis patients with type 2 diabetes. Journal of hypertension · 27 May 2026 PMID 42201656
  5. The weight-loss-independent hepatoprotective benefits of semaglutide are orchestrated by intrahepatic sinusoidal endothelial GLP-1 receptors. Cell metabolism · 15 Apr 2026 PMID 41985454
Others — Pleiotropic GLP-1R Effects (7)
  1. GHRH and GLP-1 receptor agonism promote human β-cell survival and improve glucose homeostasis in diabetic mice. Endocrinology · 30 Sept 2026 PMID 42811814
  2. The Preparation and Physicochemical Characterization of a Triple Synergistic Nanoplatform Designed for Targeted Subcutaneous Delivery of Sitagliptin with Potential for β-Cell Preservation. AAPS PharmSciTech · 2 Jul 2026 PMID 42393437
  3. Septal GLP-1 receptors control alcohol taking and seeking. Neuron · 1 Jul 2026 PMID 42385677
  4. Targeting GLP-1R and IL-17A suppresses obesity-induced leukemia in an oncogenic PTPN11 mutation-driven model. The Journal of clinical investigation · 23 Jun 2026 PMID 42334870
  5. Transcriptomics of S3 segment in mice: response to type 1 diabetes, SGLT1/2 inhibition, or GLP1 receptor agonism. American journal of physiology. Renal physiology · 29 May 2026 PMID 42213650
  6. The GLP-1 Receptor Agonist Liraglutide Promotes Anticancer Activities in MCF7 Breast and PC-3 Prostate Cancer Cells by Modulating Glycolysis, Oxidative Stress and Adipokines. Journal of biochemical and molecular toxicology · 19 May 2026 PMID 42152582
  7. Liraglutide alleviates postoperative cognitive impairment via NRF2/NLRP3 signal pathway in aged mice. Neuroscience letters · 8 May 2026 PMID 42102962

By study type

Clinical trials (7)
  1. Efficacy and safety of once-weekly subcutaneous zenagamtide, a novel unimolecular GLP-1 and amylin receptor agonist, in type 2 diabetes: a multicentre, randomised, parallel, double-blind, placebo-controlled, dose-finding, phase 2 trial. Lancet (London, England) · 30 Jul 2026 PMID 42532080
  2. Efficacy and safety of once-daily oral zenagamtide, a novel unimolecular GLP-1 and amylin receptor agonist, in adults with type 2 diabetes: a multicentre, randomised, parallel, double-blind, placebo-controlled, dose-finding, phase 2 trial. Lancet (London, England) · 30 Jul 2026 PMID 42532079
  3. Oral GLP-1RA TERN-601 for Adults With Obesity/Overweight: Placebo-Controlled, Multiple-Ascending-Dose, Phase 1 and 2 Studies. Obesity (Silver Spring, Md.) · 30 Jul 2026 PMID 42528333
  4. Elecoglipron, an oral small molecule GLP-1 receptor agonist in adults with obesity or overweight (VISTA): a multicentre, phase 2, randomised, placebo-controlled clinical trial. Lancet (London, England) · 8 Jun 2026 PMID 42259337
  5. Survodutide Once Weekly for the Treatment of Adults with Obesity. The New England journal of medicine · 8 Jun 2026 PMID 42253238
  6. Treatment With 9-mg Mazdutide for Weight Reduction in Chinese Adults With Obesity: The GLORY-2 Randomized Clinical Trial. JAMA · 7 Jun 2026 PMID 42251595
  7. Insights from changes in NDEV biomarkers of metabolism: effects of PPARγ and GLP1 receptor agonists on brain metabolism. The Journal of clinical endocrinology and metabolism · 17 Apr 2026 PMID 41992726
Observational studies and case reports (3)
  1. Cardiovascular outcomes associated With GLP-1 and dual GLP-1/GIP receptor agonists in patients with type 2 diabetes and inflammatory bowel disease: A retrospective real-world cohort study. PloS one · 24 Sept 2026 PMID 42784582
  2. Impact of GLP-1 receptor agonists on patients with intraductal papillary mucinous neoplasms: Study protocol for a multicentric cohort study. PloS one · 9 Sept 2026 PMID 42715243
  3. GLP-1 receptor agonists associated with better cardiovascular outcomes in obese or diabetic patients with elevated Lp(a) levels: A Multicenter retrospective study. International journal of cardiology · 27 May 2026 PMID 42203003
Human data, design not indexed (4)
  1. Estimating the carbon footprint of oral semaglutide (Rybelsus): a comparative analysis of the medicine carbon footprint model and manufacturer life-cycle assessment in pharmaceutical production. BMJ open · 24 Sept 2026 PMID 42785932
  2. Multicomponent Stapling of Glucagon-Like Peptide-1 Enables Receptor-Guided PROTAC Delivery. Angewandte Chemie (International ed. in English) · 12 Jun 2026 PMID 42283322
  3. Effects of dapagliflozin and dulaglutide on blood pressure and coronary flow in liver steatosis patients with type 2 diabetes. Journal of hypertension · 27 May 2026 PMID 42201656
  4. The GLP-1 Receptor Agonist Liraglutide Promotes Anticancer Activities in MCF7 Breast and PC-3 Prostate Cancer Cells by Modulating Glycolysis, Oxidative Stress and Adipokines. Journal of biochemical and molecular toxicology · 19 May 2026 PMID 42152582
Preclinical: animal, cell and lab studies (17)
  1. GHRH and GLP-1 receptor agonism promote human β-cell survival and improve glucose homeostasis in diabetic mice. Endocrinology · 30 Sept 2026 PMID 42811814
  2. Glucagon-like peptide-1 receptor agonist dulaglutide attenuates liver injury in metabolic dysfunction-associated steatotic liver disease with diabetic mice. European journal of pharmacology · 17 Aug 2026 PMID 42607855
  3. Design, synthesis, and stability evaluation of semaglutide-derived lactam-stapled peptide scaffolds for GLP-1R targeting. Journal of enzyme inhibition and medicinal chemistry · 11 Aug 2026 PMID 42578506
  4. Lead-guided prodrug development of small molecules as GLP-1R agonists. Bioorganic chemistry · 9 Jul 2026 PMID 42424921
  5. GLP-1R and GIPR crosstalk modulates insulinotropic signaling pathways. Cell chemical biology · 8 Jul 2026 PMID 42419304
  6. Preventative semaglutide and tirzepatide treatment does not alter disease progression in the 5xFAD mouse model of Alzheimer's disease. Cell reports. Medicine · 7 Jul 2026 PMID 42413499
  7. Protective effects of ACF210, a dual GLP-1/APJ receptor agonist, against cardiovascular-kidney-metabolic syndrome induced by T2D. Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie · 4 Jul 2026 PMID 42401045
  8. The Preparation and Physicochemical Characterization of a Triple Synergistic Nanoplatform Designed for Targeted Subcutaneous Delivery of Sitagliptin with Potential for β-Cell Preservation. AAPS PharmSciTech · 2 Jul 2026 PMID 42393437
  9. Septal GLP-1 receptors control alcohol taking and seeking. Neuron · 1 Jul 2026 PMID 42385677
  10. A trispecific GLP-1/anti-GIPR/FGF21 peptibody exhibits favorable metabolic effects in a diet-induced obesity model. Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie · 29 Jun 2026 PMID 42372355
  11. Targeting GLP-1R and IL-17A suppresses obesity-induced leukemia in an oncogenic PTPN11 mutation-driven model. The Journal of clinical investigation · 23 Jun 2026 PMID 42334870
  12. Oral GLP-1 receptor agonist promotes astrocyte-neuron lactate and lipid transfer with neuroprotective effects. Cell metabolism · 22 Jun 2026 PMID 42330959
  13. IgG Fc-Binding Motif-Conjugated Exendin-4: A Long-Acting Hypoglycemic Agent via Broad-Spectrum Antibody Engagement for Type 2 Diabetes Therapy. Bioconjugate chemistry · 30 May 2026 PMID 42216891
  14. Transcriptomics of S3 segment in mice: response to type 1 diabetes, SGLT1/2 inhibition, or GLP1 receptor agonism. American journal of physiology. Renal physiology · 29 May 2026 PMID 42213650
  15. Identification of a novel oral potential multiple agonist for obesity treatment: multi-target in silico study. Journal of computer-aided molecular design · 20 May 2026 PMID 42162325
  16. Liraglutide alleviates postoperative cognitive impairment via NRF2/NLRP3 signal pathway in aged mice. Neuroscience letters · 8 May 2026 PMID 42102962
  17. Yueju pill exerts rapid antidepressant effects via sequential activation of hippocampal GLP-1 receptor and PACAP signaling in mice. Journal of ethnopharmacology · 25 Apr 2026 PMID 42034172
Unclassified: not yet indexed with MeSH (4)
  1. US Healthcare Professionals' Management of MASH and Knowledge of GLP-1, GIP, and Glucagon Receptor Agonists. Clinical and translational gastroenterology · 6 Oct 2026 PMID 42837671
  2. A multicenter real-world study on the safety and effectiveness of the glucagon-like peptide-1 receptor agonist (liraglutide) in adolescents with obesity in Taiwan. Obesity research & clinical practice · 15 Sept 2026 PMID 42744726
  3. The glucagon and GLP-1 receptor dual agonist DD01 for metabolic dysfunction-associated steatotic liver disease and steatohepatitis (DD01-DN-02): 12-week results from a randomised, double-blind, multicentre, placebo-controlled, phase 2 trial. The lancet. Gastroenterology & hepatology · 21 Jul 2026 PMID 42480572
  4. The weight-loss-independent hepatoprotective benefits of semaglutide are orchestrated by intrahepatic sinusoidal endothelial GLP-1 receptors. Cell metabolism · 15 Apr 2026 PMID 41985454