the finding of idiotype diversity in the pc response , as well as diversity of expression in terms of quantity and immunoglobulin class of antibody synthesized by the clonal progeny of b cells within the tepc 15 clonotype , emphasize the heterogeneity of the b-cell population both in terms of specificity repertoire and the physiological state of cells even within a single clonotype .
C0021017
immunoglobulin class
C0003241
antibody