Only 5 CRC CAFGs exhibited R-index with strSPARC = 0.9 or beyond in BC (gold letters in Figure 1b), in which POSTN (R = 0.94) was followed by ASPN, COL1A2, COL5A2, and AEBP1 (Figure 1b). The gene discussed is COL5A2; the disease is breast cancer.