Fig. 1From: Cudrania tricuspidata leaf extracts and its components, chlorogenic acid, kaempferol, and quercetin, increase claudin 1 expression in human keratinocytes, enhancing intercellular tight junction capacityEffect of C. tricuspidata leaf extracts on cell viability. HaCaT cells were treated with indicated concentrations of extracts for 24 h, followed by an MTS assayBack to article page