The present invention relates to a method for isolating a lambertianic acid from leaves of Pinus koraiensis, and uses of the same. The method comprises the steps of: manufacturing a Pinus koraiensis leaf extract; and diluting the Pinus koraiensis leaf extract with ethyl acetate and water to separate layers of two solvents, and collecting an ethyl acetate layer to isolate an ethyl acetate fraction by chromatography.;COPYRIGHT KIPO 2016
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