Definition of menaquinone in English:

menaquinone

noun ˌmɛnəˈkwɪnəʊn-ˈkwīˌnōn

mass nounBiochemistry

One of the K vitamins, a compound produced by bacteria in the large intestine and essential for the blood-clotting process. It is an isoprenoid derivative of menadione.
〔生化〕甲基萘醌类。亦称 vitamin K₂
Also called "vitamin K2"
Example sentencesExamples
- Mutant M249 preferentially accumulated menaquinone, which contains tetrahydrogeranylgeraniol as its side chain.
- For example, menaquinone 7 could also be written as K [2.sub.35].
- When administered, vitamin K 3 is alkylated to one of the vitamin K 2 forms of menaquinone.
- The most common form of vitamin K in animals is menaquinone 4, produced by intestinal bacteria from exogenous naphthoquinones and transformed endogenously in our own cells.
- The most common form of vitamin K2 in animals is menaquinone 4, produced by the processing of exogenous and bacterial naphthoquinones.

Origin

1940s: from the chemical name me(thyl)-na(phtho)quinone.

Definition of menaquinone in US English:

menaquinone

noun-ˈkwīˌnōn

Biochemistry

One of the K vitamins, a compound produced by bacteria in the large intestine and essential for the blood-clotting process. It is an isoprenoid derivative of menadione.
〔生化〕甲基萘醌类。亦称 vitamin K₂
Also called "vitamin K2" (see vitamin K)
Example sentencesExamples
- When administered, vitamin K 3 is alkylated to one of the vitamin K 2 forms of menaquinone.
- For example, menaquinone 7 could also be written as K [2.sub.35].
- The most common form of vitamin K2 in animals is menaquinone 4, produced by the processing of exogenous and bacterial naphthoquinones.
- Mutant M249 preferentially accumulated menaquinone, which contains tetrahydrogeranylgeraniol as its side chain.
- The most common form of vitamin K in animals is menaquinone 4, produced by intestinal bacteria from exogenous naphthoquinones and transformed endogenously in our own cells.

Origin

1940s: from the chemical name me(thyl)-na(phtho)quinone.

词汇	menaquinone
释义	Definition of menaquinone in English: menaquinone noun ˌmɛnəˈkwɪnəʊn-ˈkwīˌnōn mass nounBiochemistry One of the K vitamins, a compound produced by bacteria in the large intestine and essential for the blood-clotting process. It is an isoprenoid derivative of menadione. 〔生化〕甲基萘醌类。亦称 vitamin K₂ Also called "vitamin K2" Example sentencesExamples Mutant M249 preferentially accumulated menaquinone, which contains tetrahydrogeranylgeraniol as its side chain. For example, menaquinone 7 could also be written as K [2.sub.35]. When administered, vitamin K 3 is alkylated to one of the vitamin K 2 forms of menaquinone. The most common form of vitamin K in animals is menaquinone 4, produced by intestinal bacteria from exogenous naphthoquinones and transformed endogenously in our own cells. The most common form of vitamin K2 in animals is menaquinone 4, produced by the processing of exogenous and bacterial naphthoquinones. Origin 1940s: from the chemical name me(thyl)-na(phtho)quinone. Definition of menaquinone in US English: menaquinone noun-ˈkwīˌnōn Biochemistry One of the K vitamins, a compound produced by bacteria in the large intestine and essential for the blood-clotting process. It is an isoprenoid derivative of menadione. 〔生化〕甲基萘醌类。亦称 vitamin K₂ Also called "vitamin K2" (see vitamin K) Example sentencesExamples When administered, vitamin K 3 is alkylated to one of the vitamin K 2 forms of menaquinone. For example, menaquinone 7 could also be written as K [2.sub.35]. The most common form of vitamin K2 in animals is menaquinone 4, produced by the processing of exogenous and bacterial naphthoquinones. Mutant M249 preferentially accumulated menaquinone, which contains tetrahydrogeranylgeraniol as its side chain. The most common form of vitamin K in animals is menaquinone 4, produced by intestinal bacteria from exogenous naphthoquinones and transformed endogenously in our own cells. Origin 1940s: from the chemical name me(thyl)-na(phtho)quinone.
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