as x-ray in the doses used apparently affects only the lymphoid tissue and as the hypertrophy of the remaining lymphoid tissue after splenectomy is so rapid that the circulating lymphocytes may be much above the normal by the third week , it is concluded that this evidence , taken with the well known association of the lymphocytes with tuberculous lesions , points strongly to the lymphocyte as an important agent in the defensive mechanism against tuberculosis .
C0024296
lymphoid tissue
C0024264
lymphocyte