C-X-C motif chemokine ligand 12 (CXCL12), C-X-C motif chemokine receptor 4 (CXCR4), and CXCR7 can influence the development of endometriosis, Asherman’s syndrome, endometrial cancer, and ovarian cancer [65]. The gene discussed is CXCR4; the disease is endometriosis.