CD79A and Cowden syndrome 1: showed that both the absolute number of IgA+ B220high and IgA+ B220low cells increased in the PPs of pups nursed by MMTV (BALB6: isolated from BALB/cLA mice with a Vβ6+/Vβ8.1+-T-cell-specific SAg) (Golovkina et al., 1997; Cabrera et al., 2008)-infected mothers, and these researchers likewise detected CTα expression (a molecular marker of CS) by semi-quantitative PT-PCR (Cabrera et al., 2010).