two fluorescent derivatives have been made from alpha-difluoromethyl ornithine by linking the carboxyl group of the ornithine derivatives to fluorescent amines . alpha-difluoromethyl ornithine is a potent inhibitor of ornithine decarboxylase , an enzyme which plays an essential role in cell division .
C0029277
ornithine
C0002260
alpha-difluoromethyl ornithine