CASR and B-cell non-Hodgkin lymphoma: Among lymphoid tissues, the spleen was the most common site, with B cell lymphomas detected in 21.4 % (3/14) of FIH+/+, 38.1 % (8/21) of FIH+/Δ1-2 and 63.6 % (14/22) of FIHΔ1-2/Δ1-2 mice (Fig. 1D).