Fig. 4. In vitro autoradiography. (A) Representative ARG images of the B16F10 tumor sectional tissue slides, blk: block. (B) Quantification of tracer binding as photo-stimulated luminescence per square millimeter (PSL mm⁻², mean ± SD) in Fig. 4A. Student's t-test for unpaired measurements; n = 3, *** < 0.001.