Cholyl-putrescine is a polyamine bile amidate.[1] It has been found in lion and mouse, as well as serval, cheetah, and tiger fecal samples. Cholyl-putrescine has been used as a standard for the detection of endogenous bile acid amidates in mammalian intestinal and fecal samples.
References:
[1].Mohanty, I., Mannochio-Russo, H., Schweer, J.V., et al.The underappreciated diversity of bile acid modificationsCell187(7)1801-1818(2024).
















