Main Reaction: NAD+ + glycerol >> dihydroxyacetone + NADH2

Reference: PubMed ID: 22653682
Authors: Rivaldi JD, Sarrouh BF, Branco Rde F, de Mancilha IM, da Silva SS
Title: Biotechnological utilization of biodiesel-derived glycerol for the production of ribonucleotides and microbial biomass.
Published: 2012 Aug

NAD + glycerol --> dihydroxyacetone + NADH2