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单词 peptone
释义

Definition of peptone in English:

peptone

noun ˈpɛptəʊnˈpɛptoʊn
mass nounBiochemistry
  • 1A soluble protein formed in the early stage of protein breakdown during digestion.

    Example sentencesExamples
    • Supplementation of cultures with the rich nutrient peptone has been previously shown to suppress submerged culture conidiation.
    • Yeast extract / peptone / dextrose, synthetic selective media, and minimal media were prepared as described.
    • They are professional colleagues, too, and have published a paper together about immunity from the anticoagulant action of peptone.
    1. 1.1 A solution of peptone in saline, used as a liquid medium for growing bacteria.
      Example sentencesExamples
      • Yeast strains were grown in yeast extract / peptone / dextrose with 2% glucose or in synthetic defined minimal media supplemented with appropriate amino acids and 2% glucose.
      • Briefly, S. Typhimurium was grown on nutrient agar and passed into peptone water before subculturing on Congo red agar.
      • Standard yeast media and cultivation were employed and yeast were grown on yeast extract / peptone / dextrose media at 30° unless indicated otherwise.
      • I will need some lactose broth and the modified peptone water so I can test for all possibilities.
      • Bactosoytone, the medium that is used to cultivate bacteria in the process of making monosodium glutamate, is one of the peptones.

Derivatives

  • peptonize

  • verb -tənʌɪz
    Biochemistry

Origin

Mid 19th century: from German Pepton, from Greek pepton, neuter of peptos 'cooked, digested'.

 
 

Definition of peptone in US English:

peptone

nounˈpeptōnˈpɛptoʊn
Biochemistry
  • 1A soluble protein formed in the early stage of protein breakdown during digestion.

    Example sentencesExamples
    • They are professional colleagues, too, and have published a paper together about immunity from the anticoagulant action of peptone.
    • Yeast extract / peptone / dextrose, synthetic selective media, and minimal media were prepared as described.
    • Supplementation of cultures with the rich nutrient peptone has been previously shown to suppress submerged culture conidiation.
    1. 1.1 A solution of peptone in saline, used as a liquid medium for growing bacteria.
      Example sentencesExamples
      • I will need some lactose broth and the modified peptone water so I can test for all possibilities.
      • Briefly, S. Typhimurium was grown on nutrient agar and passed into peptone water before subculturing on Congo red agar.
      • Standard yeast media and cultivation were employed and yeast were grown on yeast extract / peptone / dextrose media at 30° unless indicated otherwise.
      • Yeast strains were grown in yeast extract / peptone / dextrose with 2% glucose or in synthetic defined minimal media supplemented with appropriate amino acids and 2% glucose.
      • Bactosoytone, the medium that is used to cultivate bacteria in the process of making monosodium glutamate, is one of the peptones.

Origin

Mid 19th century: from German Pepton, from Greek pepton, neuter of peptos ‘cooked, digested’.

 
 
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更新时间:2024/9/20 11:56:29