the specificity of anti-dihydromethylergometrine antiserum elicited in the rabbits by immunization with this antigen was tested by cross-reaction studies with methylergometrine , dihydroergotoxine , dihydroergocristine and dihydroergotamine employing [ 9,10-3h ] -dihydromethylergometrine and [ 9,10-3h ] -dihydroergocryptine in the radioimmunoassay procedure .
C0020971
immunization
C0184661
procedure