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Selection, differentiation and counting of haemolytic Listeria spp. on PALCAM medium
Author(s) -
Netten P. van,
Gaal B. van,
Mossel D.A.A.
Publication year - 1991
Publication title -
letters in applied microbiology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.698
H-Index - 110
eISSN - 1472-765X
pISSN - 0266-8254
DOI - 10.1111/j.1472-765x.1991.tb00492.x
Subject(s) - haemolysis , listeria monocytogenes , listeria , agar , microbiology and biotechnology , biology , staphylococcus aureus , agar plate , bacteria , immunology , genetics
An agar overlay containing sheep erythrocytes and the supernatant fluid of a blood culture of Staphylococcus aureus , poured onto inoculated PALCAM agar plates, allows a reliable visual reading of haemolysis. The method gave up to 95% recovery of Listeria monocytogenes from raw food samples.