identification and molecular characterization of listeria monocytogenes isolated in raw milk in the region of algiers (algeria).listeria monocytogenes was isolated from raw milk, whey and curdled milk produced and collected in the region of algiers and blida between september 2003 and july 2004. four out of 153 (2.61%) farm milk samples and 6 out of 80 (7.50%) tankers' samples tested positive for l. monocytogenes. all samples of whey and curdled milk (n=12) tested negative for l. monocytogenes, but 2 of 22 (9%) samples of whey were contaminated by l. innocua. l. monocytogenes isolates were grouped by a multiplex pcr assa ...200717303276
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