Expression of ligands for CXCR3 and CXCR4 in decidual and placental tissues. Placental and decidual tissues were obtained from the same donor. ELISA assays for the presence of CXCL12-α (A), CXCL10 (B), and CXCL9 (C) in decidual and placental tissue samples obtained from the same donor. Average values of 3 samples are shown. *Indicates P < .01 by Student t test. Error bars indicate SD.