单词	phylloquinone
释义	phylloquinone /ˌfɪlə(ʊ)ˈkwɪnəʊn / noun [mass noun] Biochemistry One of the K vitamins, found in cabbage, spinach, and other leafy green vegetables, and essential for the blood-clotting process. Also called vitamin K1.After earlier research, a purified form of vitamin K, phylloquinone, was isolated from plants in 1939 and used to treat a nutritional deficiency characterized by decreased prothrombin levels.... The best-known member of the vitamin K family is phylloquinone, also known as phytonadione because of its relationship with photosynthesis. The IUPAC-IUB Commission on Biochemical Nomenclature abbreviates phylloquinone as ‘K’ while menaquinone is abbreviated as ‘MK-n.’
随便看	vicious cycle viciously viciousness vicissitude vicissitudinous Vicksburg Vicodin Vico, Giambattista vicomte vicomtesse victim victimhood victimisation victimise victimization victimize victimizer victimless victimless crime victimology victims support victims' support victim support victor Victor Emmanuel II

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