Yong Pil Hwang

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Phytoestrogens are polyphenolic non-steroidal plant compounds with estrogen-like biological activity. Ginseng, the root of Panax ginseng C.A. Meyer (Araliaceae), is a popular traditional herbal(More)
Dihydroartemisinin (DHA), a semi-synthetic derivative of artemisinin, has recently been shown to possess antitumor activity in various cancer cells. However, the effects of DHA in preventing the(More)
Ginseng contains many bioactive constituents, including various ginsenosides that are believed to have anti-allergic, anti-oxidant, and immunostimulatory activities; however, its effects on atopic(More)
Psidium guajava (P. guajava) is a food and medicinal plant with antioxidant, anti-inflammatory, and anti-allergic activities that support its traditional uses. The aim of this study was to determine(More)
Matrix metalloproteinase-9 (MMP-9) plays an important role in the invasion and metastasis of cancer cells. In this study, we examined the inhibitory effects of tumor cell migration and invasion by(More)