Lactic acid bacteria and bifidobacteria

Diagnostic and selective culture media

M.R.S. (de Man, Rogosa and Sharpe agar)

Universal diagnostic culture medium for determining the number of Lactobacillus bacteria in food according to the standard ČSN EN ISO 15214.

M.R.S. 54 (de Man, Rogosa and Sharpe agar 54)

Special diagnostic culture medium for quantifying Lactobacillus delbrueckii subsp. bulgaricus according to the standard ČSN ISO 7889.

M 17 agar

A culture medium for detection of Streptococcus thermophilus according to ČSN ISO 7889 and other lactococcus.

FHN (Facultative Heterofermentative Lactobacilli Nutrient Medium)

Diagnostic culture medium enriched with VN supplement. Used to determine the number of facultative heterofermentative lactobacillus in products for human consumption and animal feed.

Packaging: Glass bottles containing 100 ml of culture medium + VN supplement.

TOS-MUP (Propionate Agar with Transgalactosylated Oligosaccharides and Mupirocin)

The culture medium promotes the growth of bifidobacteria while inhibiting the growth of other lactic acid bacteria through the addition of the selective supplement mupirocin. It is used to determine bifidobacteria in dairy products in accordance with ČSN ISO 29981.

Selective media for the determination of enterococcus

Slanetz-Bartley medium

Selective medium intended for the determination of intestinal enterococcus according to ČSN EN ISO 7899-2.

Bile-esculin-azide agar

Agar culture medium used to confirm and determine the total number of intestinal enterococcus in water using the membrane filtration method according to ČSN EN ISO 7899-2.

KEA (Kanamycin-Esculin-Azide agar)

Selective culture medium intended for the determination of enterococcus using the colony counting technique.

Safety data sheets and certificates can be downloaded here.