The synthesis, selectivity, rat pharmacokinetic profile, and drug metabolism profiles of a series of potent fluoroolefin-derived DPP-4 inhibitors (4) are reported. A radiolabeled fluoroolefin 33 was shown to possess a high propensity to form reactive metabolites, thus revealing a potential liability for this class of DPP-4 inhibitors.
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http://dx.doi.org/10.1016/j.bmcl.2008.02.050 | DOI Listing |
J Pharmacokinet Pharmacodyn
January 2025
Department of Clinical Pharmacy and Pharmacy Administration, West China school of Pharmacy, Sichuan University, Chengdu, 610064, China.
Alogliptin is a highly selective inhibitor of dipeptidyl peptidase-4 and primarily excreted as unchanged drug in the urine, and differences in clinical outcomes in renal impairment patients increase the risk of serious adverse reactions. In this study, we developed a comprehensive physiologically-based quantitative systematic pharmacology model of the alogliptin-glucose control system to predict plasma exposure and use glucose as a clinical endpoint to prospectively understand its therapeutic outcomes with varying renal function. Our model incorporates a PBPK model for alogliptin, DPP-4 activity described by receptor occupancy theory, and the crosstalk and feedback loops for GLP-1-GIP-glucagon, insulin, and glucose.
View Article and Find Full Text PDFMol Biol Rep
January 2025
Department of Ultrasound, Qilu Hospital of Shandong University (Qingdao), Qingdao, 266035, China.
Dipeptidyl peptidase 4 (DPP4) is a serine protease widely distributed in membrane-bound and soluble forms in various tissues and organs throughout the body. DPP4 plays a role in inflammation, immune regulation, cell growth, migration and differentiation. The role of DPP4 in tumors has garnered increasing attention.
View Article and Find Full Text PDFDiabetes Obes Metab
January 2025
Medical Affairs, Astellas Pharma Inc, Tokyo, Japan.
Aims: Insulin therapy is a cornerstone in type 2 diabetes mellitus (T2DM) management, but its use is associated with several barriers, including hypoglycaemia, fear of injections and high costs. We compared the risk of insulin initiation and other treatment intensification between patients with T2DM newly treated with a sodium-glucose cotransporter-2 inhibitor (SGLT2i) versus those newly treated with a dipeptidyl peptidase-4 inhibitor (DPP4i).
Materials And Methods: This Japanese retrospective cohort study was conducted between 1 January 2015 and 31 March 2023 using the JMDC Claims Database.
Pharmacoepidemiol Drug Saf
January 2025
Observational Health Data Science and Informatics, New York, New York, USA.
Introduction: The aim of this study is to use observational methods to evaluate reliability of evidence generated by a study of the effect of glucagon-like peptide 1 receptor agonists (GLP-1RA) on chronic lower respiratory disease (CLRD) outcomes among Type-2 diabetes mellitus (T2DM) patients.
Research Design And Methods: We independently reproduced a study comparing effects of GLP-1RA versus dipeptidyl peptidase-4 inhibitors (DPP4-i) on CLRD outcomes among patients with T2DM and prior CLRD. We reproduced inputs and outputs using the original study data (national administrative claims) and evaluated the robustness of results in comparison to alternate design/analysis decisions.
Clin Gastroenterol Hepatol
January 2025
Department of Internal Medicine, University of Texas Southwestern Medical Center, Dallas, TX. Electronic address:
Hepatocellular carcinoma (HCC) is a major concern for public health. Fatty liver disease, related to alcohol misuse or metabolic syndrome, has become the leading cause of chronic liver disease and HCC. The strong association between type 2 diabetes mellitus and HCC can be partly attributed to the development of metabolic dysfunction associated steatotic liver disease (MASLD).
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