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词汇 ketogenesis
释义

Definition of ketogenesis in English:

ketogenesis

nounˌkiːtə(ʊ)ˈdʒɛnəsɪsˌkidəˈdʒɛnəsəs
mass nounPhysiology
  • The production of ketone bodies during the metabolism of fats.

    deficiencies in this enzyme lead to reduced fatty acid oxidation and ketogenesis
    Example sentencesExamples
    • However, in human starvation (or in the setting of diet-induced ketogenesis), the body "keto-adapts" and glucose requirements of most tissues drop to almost nil.
    • When insulin levels are sufficiently low to permit ketone-body production, increased glucagon levels further stimulate ketogenesis.
    • A diet extremely high in protein and fat with very little carbohydrate intake may induce ketogenesis.
    • Ketogenesis takes place primarily in the liver and may by affected by several factors:
    • Fasting, or actually carbohydrate restriction, works principally through reduced insulin levels and elevated free fatty acid levels, which foster ketogenesis.

Origin

Early 20th century: from ketone + genesis.

Definition of ketogenesis in US English:

ketogenesis

nounˌkēdəˈjenəsəsˌkidəˈdʒɛnəsəs
Physiology
  • The production of ketone bodies during the metabolism of fats.

    deficiencies in this enzyme lead to reduced fatty acid oxidation and ketogenesis
    Example sentencesExamples
    • Fasting, or actually carbohydrate restriction, works principally through reduced insulin levels and elevated free fatty acid levels, which foster ketogenesis.
    • Ketogenesis takes place primarily in the liver and may by affected by several factors:
    • However, in human starvation (or in the setting of diet-induced ketogenesis), the body "keto-adapts" and glucose requirements of most tissues drop to almost nil.
    • When insulin levels are sufficiently low to permit ketone-body production, increased glucagon levels further stimulate ketogenesis.
    • A diet extremely high in protein and fat with very little carbohydrate intake may induce ketogenesis.

Origin

Early 20th century: from ketone + genesis.

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