Description
Format: 20mm x 150mm Tube
Unit Size: Each
Fraser Broth is a liquid medium recommended for cultivation of Listeria monocytogenes. This broth improves successful recovery of Listeria species from food and environmental sources. It promotes growth of potentially injured cells and inhibits the growth of non- Listeria background organisms^5.
• Ready-to-use:Convenience of prepared media.
• Easy-to-identify:Listeriahydrolyzes esculin to form 6,7-dihydroxycoumarin, which combines with ferric ammonium citrate to blacken the medium.Fraser Broth contains casein peptone, meat peptone and beef extract that supply amino acids, peptides and nitrogenous subtances essential for of bacteria.Yeast extract supplies essential B-complex vitamins that stimulate growth. Sodium chloride provides essential electrolytes which maintain osmotic equilibrium. Disodium phosphate and monopotassium phosphate are buffers that are added to maintain the pH. Lithium chloride, nalidixic acid, and acriflavine hydrochloride are selective agents. Fraser Broth Additive is added to prepared Fraser Broth base immediately before use, which supplies ferric ammonium citrate. Not all products are available for sale in all territories. Please inquire.Remel™ and Oxoid™ products are now part of the Thermo Scientific brand.
