English Dictionary

menaquinone

IPA（発音記号）

/ˌmɛn.əˈkwɪn.əʊn/

名詞

(biochemistry, pharmacology) A pale yellow crystalline naphthoquinone C₄₁H₅₆O₂ that is obtained especially from putrefied fish meal and produced by bacteria in the large intestine and essential for the blood-clotting process. It is much more unsaturated than vitamin K₁ and slightly less active biologically, and is an isoprenoid derivative of menadione.

日本語の意味

メナキノン：生化学および薬理学で用いられる名詞で、淡黄色の結晶性ナフキノン（分子式 C₄₁H₅₆O₂）を指す。特に腐敗した魚粉から得られ、大腸内の細菌が生成し、血液凝固に必要な物質である。ビタミンK₁よりも不飽和が多く、作用はやや劣る。また、メナジオンの異性化体（イソプレノイド誘導体）である。

The study examined how menaquinone synthesized by intestinal bacteria influences the blood-clotting process.

この研究は、腸内細菌によって合成されるメナキノン（ビタミンK2）が血液凝固過程にどのように影響するかを調べた。

意味（1）

(biochemistry, pharmacology) A pale yellow crystalline naphthoquinone C₄₁H₅₆O₂ that is obtained especially from putrefied fish meal and produced by bacteria in the large intestine and essential for the blood-clotting process. It is much more unsaturated than vitamin K₁ and slightly less active biologically, and is an isoprenoid derivative of menadione.

menaquinones （ plural ）