Thermo Scientific™ Modified Edwards Medium (Dehydrated)

Description

• Rapidly isolate Streptococcus agalactiae and other streptococci involved in bovine mastitis with selective Thermo Scientific™ Oxoid™ Modified Edwards Medium (Dehydrated)
• Aesculin in the medium differentiates the negative Streptococcus agalactiae (blue colonies) from aesculin-positive Group D streptococci (black colonies)
• Crystal violet and thallus sulphate serve as the selective agents for the streptococci
• Streptococci are gram-positive facultatively anaerobic bacteria, which constitute normal commensal flora of mouth, skin, intestine and upper respiratory tract of humans
• The Strep organisms that cause mastitis are commonly divided into Streptococcus agalactiae and Streps other than Streptococcus agalactiae
• Streptococcus agalactiae is a major cause of subclinical mastitis in dairy cattle and a source of economic loss for the industry
• Use Modified Edwards Medium for rapid isolation of Streptococcus agalactiae and other streptococci involved in bovine mastitis
• Selective : crystal violet and thallus sulphate serve as the selective agents for the streptococci
• Easy-to-read : Streptococcus agalactiae (blue colonies) are easy to differentiate from aesculin-positive Group D streptococci (black colonies)
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• Remel™ and Oxoid™ products are now part of the Thermo Scientific brand.