Definition of histamine in English:

histamine

noun ˈhɪstəmiːn

mass nounBiochemistry

A compound which is released by cells in response to injury and in allergic and inflammatory reactions, causing contraction of smooth muscle and dilation of capillaries.
〔生化〕组胺
A heterocyclic amine; chemical formula: C₅H₉N₃
Example sentencesExamples
- Allergic reactions involve the release of histamine, a chemical that triggers inflammation and swelling.
- Opioids can cause itching, by releasing histamine from mast cells.
- Quercetin reduces histamine degranulation and the subsequent release of histamine and inflammatory leukotrienes.
- In anaphylactic reactions it does switch off the cells that are releasing histamine…
- The allergic reaction causes the cells to release histamine, a chemical which prompts the sneezing and itching impulse.

Derivatives

histaminic

adjectivehɪstəˈmɪnɪkˌhɪstəˈmɪnɪk

Biochemistry

This drug has minimal activity at histaminic, serotonergic, cholinergic or adrenergic receptor sites.
Example sentencesExamples
- Antipsychotics with lower potency have a greater affinity for histaminic, alpha-adrenergic and muscarinic receptors.
- Depending on the specific drug, there may be effects on muscarinic, adrenergic, or histaminic receptors.

Origin

Early 20th century: blend of histidine and amine.

Definition of histamine in US English:

histamine

noun

Biochemistry

A compound which is released by cells in response to injury and in allergic and inflammatory reactions, causing contraction of smooth muscle and dilation of capillaries.
〔生化〕组胺
A heterocyclic amine; chemical formula: C₅H₉N₃
Example sentencesExamples
- The allergic reaction causes the cells to release histamine, a chemical which prompts the sneezing and itching impulse.
- Opioids can cause itching, by releasing histamine from mast cells.
- Quercetin reduces histamine degranulation and the subsequent release of histamine and inflammatory leukotrienes.
- Allergic reactions involve the release of histamine, a chemical that triggers inflammation and swelling.
- In anaphylactic reactions it does switch off the cells that are releasing histamine…

Origin

Early 20th century: blend of histidine and amine.

词汇	histamine
释义	Definition of histamine in English: histamine noun ˈhɪstəmiːn mass nounBiochemistry A compound which is released by cells in response to injury and in allergic and inflammatory reactions, causing contraction of smooth muscle and dilation of capillaries. 〔生化〕组胺 A heterocyclic amine; chemical formula: C₅H₉N₃ Example sentencesExamples Allergic reactions involve the release of histamine, a chemical that triggers inflammation and swelling. Opioids can cause itching, by releasing histamine from mast cells. Quercetin reduces histamine degranulation and the subsequent release of histamine and inflammatory leukotrienes. In anaphylactic reactions it does switch off the cells that are releasing histamine… The allergic reaction causes the cells to release histamine, a chemical which prompts the sneezing and itching impulse. Derivatives histaminic adjectivehɪstəˈmɪnɪkˌhɪstəˈmɪnɪk Biochemistry This drug has minimal activity at histaminic, serotonergic, cholinergic or adrenergic receptor sites. Example sentencesExamples Antipsychotics with lower potency have a greater affinity for histaminic, alpha-adrenergic and muscarinic receptors. Depending on the specific drug, there may be effects on muscarinic, adrenergic, or histaminic receptors. Origin Early 20th century: blend of histidine and amine. Definition of histamine in US English: histamine noun Biochemistry A compound which is released by cells in response to injury and in allergic and inflammatory reactions, causing contraction of smooth muscle and dilation of capillaries. 〔生化〕组胺 A heterocyclic amine; chemical formula: C₅H₉N₃ Example sentencesExamples The allergic reaction causes the cells to release histamine, a chemical which prompts the sneezing and itching impulse. Opioids can cause itching, by releasing histamine from mast cells. Quercetin reduces histamine degranulation and the subsequent release of histamine and inflammatory leukotrienes. Allergic reactions involve the release of histamine, a chemical that triggers inflammation and swelling. In anaphylactic reactions it does switch off the cells that are releasing histamine… Origin Early 20th century: blend of histidine and amine.
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