Fig. 1From: Catechins from oolong tea improve uterine defects by inhibiting STAT3 signaling in polycystic ovary syndrome miceRepresentative HPLC chromatograms of the extracts (catechins) of catechins. 1. Epigallocatechin (22.4Â mg/g), 2. Epicatechin (5.9Â mg/g), 3. Catechin (17.68Â mg/g), 4. Epicatechin gallate (3.86Â mg/g)Back to article page