Verproside, the Most Active Ingredient in YPL-001 Isolated from Pseudolysimachion rotundum var. subintegrum , Decreases Inflammatory Response by Inhibiting PKCδ Activation in Human Lung Epithelial Cells. - Oh, Eun Sol; Ryu, Hyung Won; Kim, Mun-Ock; Lee, Jae-Won; Song, Yu Na; Park, Ji-Yoon; Kim, Doo-Young; Ro, Hyunju; Lee, Jinhyuk; Kim, Tae-Don; Hong, Sung-Tae; Lee, Su Ui; et al. (International Journal of Molecular Sciences, 2023)