Look shows liraglutide ends in increased insulin sensitivity self sustaining of weight reduction

Graphical summary. Credit: Diabetes (2023). DOI: 10.2337/db23-0356

A peculiar glance published within the journal Diabetes demonstrates that a glucagon-savor peptide-1 receptor (GLP-1R) agonist, a member of a class of medication used to address kind 2 diabetes and weight problems, can consequence in a like a flash development in insulin sensitivity.

Insulin sensitivity is how responsive cells are to insulin, an very predominant hormone that controls blood glucose levels. An lengthen in insulin sensitivity ability insulin can extra effectively lower blood glucose. Reduced insulin sensitivity or insulin resistance is a feature of kind 2 diabetes. Thus, improved insulin sensitivity can decrease the bother of creating kind 2 diabetes or enhance its medication.

GLP-1R agonists are medications that have an effect on metabolism, equivalent to reducing blood sugar levels by promoting insulin secretion. Dipeptidyl peptidase 4 (DPP-4) inhibitors block the degradation of the physique’s indulge in endogenous GLP-1, as neatly as other peptide hormones equivalent to glucose-dependent insulinotropic peptide (GIP).

“We know that GLP-1R agonists promote weight reduction, but we were bowled over to search out that the GLP-1R agonist liraglutide additionally has like a flash effects on insulin sensitivity, self sustaining from weight reduction,” acknowledged Mona Mashayekhi MD, Ph.D., assistant professor of Medication within the Division of Diabetes, Endocrinology and Metabolism. “This execute requires activation of the GLP-1 receptor, but rising the physique’s indulge in endogenous GLP-1 thru the usage of the DPP4 inhibitor sitagliptin does now not build identical effects.”

“Our examine means that liraglutide, and presumably other GLP-1R agonists, are having predominant metabolic effects in a style that’s diversified from rising endogenous GLP-1 levels, regardless that they’re the exercise of the the same receptor. Future examine will focal point on capacity mechanisms of how GLP-1R agonists are bettering insulin sensitivity self sustaining of weight reduction.”

Eighty-eight participants with weight problems and pre-diabetes were randomized for 14 weeks to net the GLP-1R agonist liraglutide, the dipeptidyl peptidase 4 (DPP-4) inhibitor sitagliptin, or weight reduction without drug the exercise of a low-calorie diet.

To extra examine the GLP-1R-dependent effects of the therapies, the GLP-1R antagonist exendin and a placebo got in a two-by-two crossover glance right thru mixed meal exams. Crossover examine allow the response of a arena to medication A to be when compared with the the same arena’s response to medication B.

Liraglutide changed into as soon as shown to as we negate enhance insulin sensitivity as neatly as decrease blood glucose within two weeks of initiating medication and old to any weight reduction.

“GLP-1R agonists are an involving class of medications, given their sturdy glucose-reducing effects mixed with noteworthy weight-loss advantages, and they indulge in got transformed how we arrange diabetes and weight problems within the clinic,” Mashayekhi acknowledged. “For the reason that resolution of medications on this class is as we negate rising, a deeper figuring out of the mechanisms of assist is required so we are in a position to assemble the pleasing pills for the specified effects within the pleasing sufferers.”

The investigators’ prior examine demonstrated that liraglutide, but now not sitagliptin or diet, improves measures of heart illness and irritation. This suits the clinical findings of diminished cardiovascular illness with GLP-1R agonist medication.

Future examine will continue to search out each and each receptor- and weight reduction-dependent effects of GLP-1R agonists in humans.

More files:
Mona Mashayekhi et al, Weight Loss–Just Manufacture of Liraglutide on Insulin Sensitivity in Folk With Weight problems and Prediabetes, Diabetes (2023). DOI: 10.2337/db23-0356

Look shows liraglutide ends in increased insulin sensitivity self sustaining of weight reduction (2024, January 4)
retrieved 5 January 2024
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