September 27, 2023


Elegant Food

Researchers discover new antioxidants in beef, pork and hen

2 min read

Imidazole dipeptides, that are considerable in meat and fish, are substances produced within the our bodies of varied animals, together with people, and have been reported to be efficient in relieving fatigue and stopping dementia. Nevertheless, the physiological mechanism by which IDPs exhibit these actions had not been decided beforehand.

A analysis crew, led by Professor Hideshi Ihara from the Osaka Metropolitan College Graduate Faculty of Science, was the primary to find 2-oxo-imidazole-containing dipeptides —which have yet one more oxygen atom than regular IDPs—and located that they’re the most typical number of IDPs derivatives within the physique. The researchers additionally discovered that they’ve remarkably excessive antioxidant exercise.

Of their research, the researchers established a way for selective and extremely delicate detection of 5 varieties of 2-oxo-IDPs utilizing mass spectrometry, which permits quantitative detection of hint 2-oxo-IDPs in residing organisms. Utilizing this methodology, they revealed for the primary time that beef, pork, hen and different meats comprise antioxidants, not solely IDPs however quite a lot of totally different 2-oxo-IDPs. Their findings had been revealed in Antioxidants.

“We hope that this analysis methodology, which permits superior evaluation of 2-oxo-IDPs, can be utilized not solely to fundamental biology but additionally to medication, agriculture and pharmacy, the place it should assist enhance peoples’ well being and stop illnesses,” concluded Professor Ihara.

This work was supported partly by Grant-in-Assist for Scientific Analysis (S, B and C) 17H06170, 21H02082, 19K06537 and 22K06148, Grant-in-Assist for Difficult Exploratory Analysis 20K21256 and 22K19159, Grant-in-Assist for Scientific Analysis on Progressive Areas “Oxygen Biology: a brand new criterion for built-in understanding of life” 26111011 from the Japanese Ministry of Schooling, Sciences, Sports activities, Know-how.

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