POSTN and colorectal carcinoma: In addition, we obtained samples with immunostaining from human protein atlas (HPA)64, and found the stained sample from CRC patient (id: 3264) we found the ASPN stain tended to enrich at tumor boundary, while POSTN, representative marker of another subtype of fibroblasts, tended to enrich at tumor stroma (Supplementary Fig. 6g).