the variable part of the heavy chains of naturally occurring balb/c antibodies against a number of carbohydrate antigens , including 3-fucosyllactosamine ( 3-fl ) , levan and dextran , are encoded by vh441 , and these antibodies express cross-reactive idiotopes recognized by the monoclonal antibodies 6c4 and 6b1 .
C0003241
antibodies
C0003250
monoclonal antibodies