in 88 cases of various tonsillar diseases , i.e. , ppp , chronic tonsillitis , and sleep apnea syndrome , distribution of immunocompetent cells , i.e. , b cells having various immunoglobulin isotypes ( igg , igm , iga , igd , ige , iga1 , and iga2 ) on their surfaces and t cell subsets , helper/inducer ( cd4+ ) t cell and suppressor/cytotoxic ( cd8+ ) t cell were investigated immunohistologically using monoclonal antibodies and abc method .
C0021017
immunoglobulin isotypes
C0020843
igd