Main Reaction: Putrescine >> spermidine

Reference: PubMed ID: 11411847
Authors: Bacchi CJ, Lane S, Weiss LM, Yarlett N, Takvorian P, Cali A, Wittner M
Title: Polyamine synthesis and interconversion by the Microsporidian Encephalitozoon cuniculi.
Published: 2001 May-Jun

Putrescine --> spermidine