The International Organization for Standardization (ISO) has published the new EN ISO 22964:2017 standard, which specifies a horizontal method for the detection of Cronobacter spp. in food, animal feed and environmental samples.
Yeasts are considered model systems for eukaryotic studies as they exhibit fast growth and have dispersed cells. Yeast cultures can be grown, maintained, and stored in liquid media or on agar plates using techniques similar to those for bacterial cultures.
ISO published revised EN ISO 11290-1 and EN ISO 11290-2 standards in 2017. In Part 1, a horizontal method for the detection of Listeria monocytogenes and Listeria spp. is specified, and in Part 2, the enumeration of these organisms in