MRC1 and posterior cortical atrophy: On the other hand, the presence of 49CENZR cells appear to facilitate the switching of M1 to M2 (1→2) macrophages since we observed a greater proportion of macrophages expressing CD163, CD206, and B7‐H3 and a higher number of respective cell surface molecules when cultured in presence of PCa cells (Figure S5B–D).