Public Health England (PHE) video contains storage conditions and directions for preparing LENTICULE discs as reference materials within solid and liquid media.
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