lymphocytes in thymic cortex and germinal centers of lymphoid tissues are labeled intensely with generally labeled tritiated deoxycytidine [ g-3h ] dcyd whereas they are weakly labeled with methyl tritiated deosythymidine [ methyl3h ] dthd of the same specific activity , not only by single injection but also by an intensive injection schedule .
C0024264
lymphocytes
C0024296
lymphoid tissues