in the serum from a p donor , most of antibody population of anti-p was igm and was cross-reacted to forssman glycolipid , galnac ( alpha , 1 leads to 3 ) galnac ( beta , 1 leads to 3 ) gal ( alpha , 1 leads to 4 ) gal ( beta , 1 leads to 4 ) glc ( beta 1 leads to 1 ) ceramide , but the rest of the anti-p antibodies and most of anti-pk antibodies were igg and had marked specificities for globoside and trihexosylceramide , respectively .
C0007745
ceramide
C0017647
globoside