Table I.

Frequencies of AID+ B lymphocytes by single-cell RT-PCR

RT-PCRPositive Cells in Specific B Cell Compartments
MFim/T1GC
Igβ+68/84 (81%)50/93 (54%)35/84 (42%)
AID+2/84 (2%)10/93 (11%)7/84 (8%)
AID+Igβ+0/68 (0%)6/50 (12%)4/35 (11%)