Fig. 1From: Tissue expression of retinoic acid receptor alpha and CRABP2 in metastatic nephroblastomasImmunohistochemical expression of RARA and CRABP2 in nephroblastoma samples. RA immunoexpression: a, blastema; b, epithelium; c, stroma; CRABP2 immunoexpression: d, blastema; e, epithelium; f, stroma (40Ă)Back to article page