phytohemagglutinin in the diet increased the total fecal excretion of sphingomyelins ( 18-fold for germ-free and 20-fold for conventional rats ) , of non-acid glycosphingolipids ( 3.5-fold for germ-free and 9-fold for conventional rats ) and also of the gangliosides ( 2.5-fold ) for the germ-free rats compared to controls .
C0600571
acid glycosphingolipids
C0017082
gangliosides