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单词 leucine
释义

Definition of leucine in English:

leucine

noun ˈluːsiːn
mass nounBiochemistry
  • A hydrophobic amino acid which is a constituent of most proteins. It is an essential nutrient in the diet of vertebrates.

    〔生化〕亮氨酸,白氨酸

    Chemical formula: (CH₃)₂CHCH₂CH(NH₂)COOH

    Example sentencesExamples
    • Taking supplemental leucine with other essential amino acids from whey protein may accelerate muscular gains.
    • In simple terms, BCAAs are made up of three amino acids: leucine, isoleucine and valine.
    • Key essential amino acids are valine, leucine, isoleucine, tryptophan and methionine.
    • The aspartate can be used as a precursor for the synthesis of other amino acids such as asparagine, threonine, isoleucine, leucine, valine, lysine, and methionine.
    • The amino acids arginine and leucine are noncarbohydrate inducers of insulin.

Origin

Early 19th century: coined in French from Greek leukos 'white' + -ine4.

Definition of leucine in US English:

leucine

noun
Biochemistry
  • A hydrophobic amino acid which is a constituent of most proteins. It is an essential nutrient in the diet of vertebrates.

    〔生化〕亮氨酸,白氨酸

    Chemical formula: (CH₃)₂CHCH₂CH(NH₂)COOH

    Example sentencesExamples
    • In simple terms, BCAAs are made up of three amino acids: leucine, isoleucine and valine.
    • Taking supplemental leucine with other essential amino acids from whey protein may accelerate muscular gains.
    • The amino acids arginine and leucine are noncarbohydrate inducers of insulin.
    • The aspartate can be used as a precursor for the synthesis of other amino acids such as asparagine, threonine, isoleucine, leucine, valine, lysine, and methionine.
    • Key essential amino acids are valine, leucine, isoleucine, tryptophan and methionine.

Origin

Early 19th century: coined in French from Greek leukos ‘white’ + -ine.

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更新时间:2025/7/1 20:44:05