immune evaluation during this period revealed multiple defects which were not present prior to transplantation , nor present in the transplant donor : diminution of lymphoid tissue , decline of all immunoglobulin subtypes , deletion of secretory immunoglobulin , disappearance of isohemagglutinins , loss of antibody to diptheria and tetanus toxoids , cessation of cutaneous hypersensitivity to mumps antigen , and inhibition of serum opsonizing activity .
C0021027
immunoglobulin
C0003241
antibody