# Council Directive of 26 June 1964 on animal health problems affecting intra-Community trade in bovine animals and swine (64/432/EEC), Division 2.1.1: Definition

Extent: E+W+S+N.I.

Tuberculin purified protein derivative (tuberculin PPD, bovine or avian) is a preparation obtained from the heat-treated products of growth and lysis of Mycobacterium bovis or Mycobacterium avium (as appropiate) capable of revealing a delayed hypersensitivity in an animal sensitised to microorganisms of the same species.

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Source: https://www.legislation.gov.uk/eudr/1964/432/annex/B/division/2/division/2.1/division/2.1.1 (the official version)
Page: https://openlegislation.uk/eu-directive-1964-432/annex-B/division-2/division-2.1/division-2.1.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.