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김대근,곽종환,류정희,권학철,송기원,강삼식,이성행,이은아,권년수,이강노,지옥표,Kim, Dae-Keun,Kwak, Jong-Hwan,Ryu, Jung-Hee,Kwon, Hak-Chul,Song, Ki-Won,Kang, Sam-Sik,Lee, Sung-Haeng,Lee, Eun-Ah,Kwon, Nyoyn-Soo,Lee, Kang-Ro,Zee, Ok-Pyo 한국생약학회 1996 생약학회지 Vol.27 No.2
Hydrogen peroxide is one of major chemicals mediating antitumor and antimicrobial activities of macrophages. We searched natural products enhancing hydrogen peroxide generation from murine macrophage-like cell line J774. Among 21 methanol extracts of Korean medicinal plants, the extract from Cornus officinalis was the most effective. The active component from the fractions was searched by activity guided fractionation, and identified as ursolic acid by spectral data.