03-17-2006, 07:20 PM
After a full course of immunization with a new vaccine an adult fail to make antibody to polypeptide.The nonresponders have an increase frequency of one HLA type.What is the most likely explanation?
1.Failure of B-lymph.to recognize the polypeptide
2." " T-lymph." " " "
3.Lack of classI MHC presentation of the polypeptide.
4. " " classII " " " " ".
1.Failure of B-lymph.to recognize the polypeptide
2." " T-lymph." " " "
3.Lack of classI MHC presentation of the polypeptide.
4. " " classII " " " " ".