peptone

American  

[pep-tohn] / ˈpɛp toʊn /

noun

Biochemistry.

1. any of a class of diffusible, soluble substances into which proteins are converted by partial hydrolysis.

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peptone British  

/ ˈpɛptəʊn /

noun

1. biochem any of a group of compounds that form an intermediary group in the digestion of proteins to amino acids See also proteose

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Other Word Forms

• peptonoid
  noun
• peptonelike
  adjective
• peptonic
  adjective

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Etymology

Origin of peptone

1855–60; < German Pepton < Greek peptón, neuter of peptós cooked, digested, verbid of péptein

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Example Sentences

See Examples For:

peptone

Luciferin seems to be either a peptone or a proteose.

From Time Magazine Archive

They are not edible, they contain no protoplasm—no starch or sugar or peptone or fats or carbohydrates.

From The Breath of Life by John Burroughs

Contains less peptone and less glycerine than Old Tuberculin.

From Nurses' Papers on Tuberculosis : read before the Nurses' Study Circle of the Dispensary Department, Chicago Municipal Tuberculosis Sanitarium by Various

Number ten tubes of peptone water consecutively from 1 to 10.

From The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. by J. W. H. (John William Henry) Eyre

Prepare as for iron peptone solution but in step 6 substitute 0.1 c.c. of a 1 per cent. neutral aqueous solution of lead acetate.

From The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. by J. W. H. (John William Henry) Eyre

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