Effects of an Active Substance Isolated from the Roots of Angelica shkiokiana on Leukotriene and Monohydroxyeicosatetreaenoic Acid Biosyntheses in Human Polymorphonuclear Leukocytes - Kimura, Yoshiyuki; Okuda, Hiromichi; Baba, Kimiye; Kozawa, Mitsugi; Arichi, Shigeru (Planta Medica, 1987)