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Tetraarsenic hexaoxide (As(4)O(6)) has been used in Korean folk remedy for the treatment of cancer since the late 1980s, and arsenic trioxide (As(2)O(3)) is currently used as a chemotherapeutic agent. However, evidence suggests that As(4)O(6)-induced cell death pathway was different from that of As(2)O(3). Besides, the anticancer effects and mechanisms of(More)
BACKGROUND The extract of Allium cepa Linn is commonly used as adjuvant food for cancer therapy. We assumed that it includes a potential source of anti-cancer properties. METHODS We investigated anti-cancer effects of polyphenols extracted from lyophilized A. cepa Linn (PEAL) in AGS human cancer cells. RESULTS PEAL inhibited cell growth in a(More)
The Korean prostrate spurge Euphorbia supina (Euphorbiaceae family) has been used as a folk medicine in Korea against a variety of ailments such as bronchitis, hemorrhage, jaundice and multiple gastrointestinal diseases. Polyphenols from Korean E. supina (PES) which include quercetin and kaempferol derivatives have anticancer properties. Hence, we(More)
Dopamine (DA) contributes to the regulation of voluntary movement, and a deficiency in DAergic neurons leads to movement disorders. The objective of this study was to examine the neuroprotective effect of DA D2-like receptor agonist, lisuride, and the role of DA receptors in this protection. Treatment with lisuride alleviated loss of tyrosine hydroxylase(More)
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