最終更新日：2024/07/29
(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.
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menaquinone
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元となった辞書の項目
menaquinone
noun
(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.
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.
