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词汇 cholinesterase
释义

Definition of cholinesterase in English:

cholinesterase

noun ˌkəʊlɪˈnɛstəreɪz-ˌrāz
mass nounBiochemistry
  • An enzyme, especially acetylcholinesterase, which hydrolyses esters of choline.

    〔生化〕胆碱酯酶(尤指乙酰胆碱酯酶)

    Example sentencesExamples
    • In someone with Alzheimer's, cholinesterase breaks down and destroys acetylcholine, the neurotransmitter chemical.
    • Organophosphate and carbamates are nerve poisons that lower the blood levels of an enzyme called cholinesterase, which aids in the regulation of the nervous system.
    • By inhibiting cholinesterase, more acetylcholine is available for normal memory-related and cognitive functioning.
    • Cholinesterase inhibitors, which reduce cholinesterase - the enzyme that breaks down acetylcholine - are the only FDA-approved treatment for Alzheimer's.
    • Normally, at these nicotinic synapses, the transmitter is rapidly destroyed by the enzyme cholinesterase, so its action is evanescent; this is not the case with nicotine.

Definition of cholinesterase in US English:

cholinesterase

noun-ˌrāz
Biochemistry
  • An enzyme, especially acetylcholinesterase, that hydrolyzes esters of choline.

    〔生化〕胆碱酯酶(尤指乙酰胆碱酯酶)

    Example sentencesExamples
    • Normally, at these nicotinic synapses, the transmitter is rapidly destroyed by the enzyme cholinesterase, so its action is evanescent; this is not the case with nicotine.
    • By inhibiting cholinesterase, more acetylcholine is available for normal memory-related and cognitive functioning.
    • Organophosphate and carbamates are nerve poisons that lower the blood levels of an enzyme called cholinesterase, which aids in the regulation of the nervous system.
    • Cholinesterase inhibitors, which reduce cholinesterase - the enzyme that breaks down acetylcholine - are the only FDA-approved treatment for Alzheimer's.
    • In someone with Alzheimer's, cholinesterase breaks down and destroys acetylcholine, the neurotransmitter chemical.
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