Thermo Scientific™

Selenite Cystine Broth Base (Dehydrated)

Enrich and improve the isolation of salmonellae from feces and food samples with Thermo Scientific™ Oxoid™ Selenite Cystine Broth Base. This modified medium is based upon the formulation described by Leifson1 with added cystine.2
Back to top

Selenite Cystine Broth Base is an enrichment medium for the isolation of salmonellae from feces and food products.


  • Cystine reduces the toxicity of selenite and provides extra organic sulphur, which spares critical sulphur components of the bacteria
  • Formulation recommended by the AOAC3 for detection of Salmonella in foodstuffs
  • Included in the standard methods media of the American Public Health Association4, 5
  • Complies with the requirements of the United States Pharmacopoeia6


Selenite Cystine Broth Base is a modification of the formulation described by Leifson1 with cysteine and is used as an enrichment culture for salmonellae from feces, foodstuffs, and other materials.


Not all products are available for sale in all territories. Please inquire.


Remel™ and Oxoid™ products are now part of the Thermo Scientific brand.

For In Vitro Diagnostic Use.  
1. Leifson E. (1936) Am. J. Hyg. 24(2) 423-432.

2. North W. R and Bartram M. T. (1953) Appl. Microbiol. l. 130-134.

3. Association of Official Analytical Chemists (1998) Bacteriological Analytic Manual. 5th Edn. AOAC. Washington, D.C.

4. American Public Health Association (2001) Compendium of Methods for the Microbiological Examination of Foods. APHA Inc. Washington, D.C.

5. American Public Health Association (1978) Standard Methods for the Examination of Dairy Products. 14th Edn. APHA Inc. Washington, D.C.

6. United States Pharmacopoeia USP 28 2005 Microbial Test Limits.