purified protein derivative

noun
pu·​ri·​fied protein derivative | \ ˈpyu̇r-ə-ˌfīd- How to pronounce purified protein derivative (audio) \

Medical Definition of purified protein derivative

: a highly purified preparation of tuberculin used in skin tests (as the Mantoux test) to detect tubercle bacillus infection abbreviation PPD

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“Purified protein derivative.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/purified%20protein%20derivative. Accessed 9 Aug. 2020.

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