Glucagon plays an essential role in robust feedback regulation between the liver and α-cells, and exerts suppressive or static effects on the plasma concentration of amino acids, especially glutamine. Thereby, "glutaminostatin" might be an alternative name in recognition of another facet of glucagon as a suppressor of plasma glutamine levels.
© 2019 The Authors. Journal of Diabetes Investigation published by Asian Association for the Study of Diabetes (AASD) and John Wiley & Sons Australia, Ltd.