Bitter taste receptor agonists for controlling food intake
Novel bitter taste receptor agonists reduce food intake by inducing early satiation and inhibiting hunger return. They are well-tolerated, offering a promising approach for obesity treatment.
Overview
Bitter taste receptor agonists are emerging as promising tools for controlling food intake and managing obesity. These compounds, such as denatonium benzoate and quinine hydrochloride, target receptors in the gastrointestinal tract to induce early satiation and inhibit hunger after meals. This innovative approach could potentially aid in reducing nutrient volume tolerance, offering a novel strategy for weight management.
Technical specifications
The research focuses on the intragastric administration of bitter tastants, which triggers early satiation by preventing gastric accommodation and reduces hunger by inhibiting motilin and ghrelin secretion. The effectiveness is specifically noted with intragastric delivery, not intraduodenal, with women showing higher sensitivity. Future studies will explore the persistent effects of these agonists through a double-blind, placebo-controlled trial using a gastric release capsule to mask taste and ensure proper delivery.
Technology readiness level
Currently, this technology is at TRL 5, with ongoing validation efforts to assess long-term efficacy and safety. Planned studies include assessing the impact on nutrient volume tolerance in overweight and obese individuals, with a focus on ensuring good tolerance and monitoring for any adverse effects.
About Catholic University of Leuven (KU Leuven)
KU Leuven is a large comprehensive public research university in Leuven, Belgium, anchored by a major academic medical center and a broad multidisciplinary profile. Industry engages through co-located facilities and shared labs, including access to advanced cleanrooms and prototyping via imec’s Leuven campus. Integration with UZ Leuven supports clinical partnerships and data-rich trials, while research and technology parks around the city connect companies with faculty and student talent. Research is backed by competitive European and Belgian funding, including the European Commission and the Research Foundation – Flanders (FWO). KU Leuven Research & Development manages IP, licensing, and spin-off formation, offering standardized agreements and dedicated partnership managers.
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