Proskauer Beck medium is recommended for the cultivation and maintenance of Mycobacterium tuberculosis. It provides more consistent cellular fatty acid profiles than lipid rich L. J. medium. This medium is recommended by AOAC for testing tuberculocidal activity of disinfectants.
1. Proskauer, B. and Beck, M. 1898, Z. Hyg. Infectionskrankh., Vol. 18, p128 .2.L. Larsson , E. Jantzen and J. Johnsson, Oct. 1985.European Journal of Clinical Microbiology & Infectious Diseases, Vol.4, No.5, p. 483.3.Official Methods of Analysis of AOAC International 2000, 17th edition. Vol. I Chapter 6., Disinfectants, Editor. EmmaSingleton .Subchapter 3: Other Tests 6.3.06 AOAC Official method 965.12 Tuberculoid Activity of disinfectants. OfficialMethod p.14.