Objective: To explore the structural characteristics of condensed tannins from Ziziphus jujuba leaves and their effect on tyrosinase and the inhibition mechanism for melanogenesis. Methods: The condensed tannins from Z. jujuba leaves were isolated and purified on the basis of Sephadex LH-20 gel column chromatography. and their structural features were identified by thiolysis coupled w... https://www.diegojavierfares.com/mega-choice-Seattle-Seahawks-NFL-Printed-Camo-Socks-p11205-top-buy/