Definition of histidine in English:

histidine

noun ˈhɪstɪdiːnˈhɪstəˌdin

mass nounBiochemistry

A basic amino acid which is a constituent of most proteins. It is an essential nutrient in the diet of vertebrates, and is the source from which histamine is derived in the body.
〔生化〕组氨酸
Chemical formula: C₆H₉N₃O₂
Example sentencesExamples
- Amino acids like histidine and glutamic acid that readily form complexes with chromium were also shown to increase absorption.
- In humans, histamine is synthesized from histidine, a conditionally-essential amino acid.
- The most prevalent amino acid is cysteine with other major ones including tyrosine, histidine, lysine and arginine.
- The amount of the amino acids threonine, proline and histidine were also increased in roots of slag-cultivated maize plants.
- Children also require two further amino acids, histidine and arginine.

Origin

Late 19th century: from Greek histos 'web, tissue' + -ide + -ine⁴.

Definition of histidine in US English:

histidine

nounˈhɪstəˌdinˈhistəˌdēn

Biochemistry

A basic amino acid which is a constituent of most proteins. It is an essential nutrient in the diet of vertebrates, and is the source from which histamine is derived in the body.
〔生化〕组氨酸
Chemical formula: C₆H₉N₃O₂
Example sentencesExamples
- The amount of the amino acids threonine, proline and histidine were also increased in roots of slag-cultivated maize plants.
- In humans, histamine is synthesized from histidine, a conditionally-essential amino acid.
- Amino acids like histidine and glutamic acid that readily form complexes with chromium were also shown to increase absorption.
- Children also require two further amino acids, histidine and arginine.
- The most prevalent amino acid is cysteine with other major ones including tyrosine, histidine, lysine and arginine.

Origin

Late 19th century: from Greek histos ‘web, tissue’ + -ide + -ine.

单词	histidine
释义	Definition of histidine in English: histidine noun ˈhɪstɪdiːnˈhɪstəˌdin mass nounBiochemistry A basic amino acid which is a constituent of most proteins. It is an essential nutrient in the diet of vertebrates, and is the source from which histamine is derived in the body. 〔生化〕组氨酸 Chemical formula: C₆H₉N₃O₂ Example sentencesExamples Amino acids like histidine and glutamic acid that readily form complexes with chromium were also shown to increase absorption. In humans, histamine is synthesized from histidine, a conditionally-essential amino acid. The most prevalent amino acid is cysteine with other major ones including tyrosine, histidine, lysine and arginine. The amount of the amino acids threonine, proline and histidine were also increased in roots of slag-cultivated maize plants. Children also require two further amino acids, histidine and arginine. Origin Late 19th century: from Greek histos 'web, tissue' + -ide + -ine⁴. Definition of histidine in US English: histidine nounˈhɪstəˌdinˈhistəˌdēn Biochemistry A basic amino acid which is a constituent of most proteins. It is an essential nutrient in the diet of vertebrates, and is the source from which histamine is derived in the body. 〔生化〕组氨酸 Chemical formula: C₆H₉N₃O₂ Example sentencesExamples The amount of the amino acids threonine, proline and histidine were also increased in roots of slag-cultivated maize plants. In humans, histamine is synthesized from histidine, a conditionally-essential amino acid. Amino acids like histidine and glutamic acid that readily form complexes with chromium were also shown to increase absorption. Children also require two further amino acids, histidine and arginine. The most prevalent amino acid is cysteine with other major ones including tyrosine, histidine, lysine and arginine. Origin Late 19th century: from Greek histos ‘web, tissue’ + -ide + -ine.
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