Analysis method 1 Banding patterns Contamination sources 1 Cross contamination 1 DNA 1 DNA fragment 1 Diseases 1 Engineering research 1 Epidemiological studies 1 Food microbiology 1 Food processing 1 Food producers 1 Food samples 1 Genetic similarities 1 Health-study 1 Isolated strains 1 Listeria 1 Listeria monocytogenes 1 Listeriosis 1 Local markets 1 Malaysia 1 Monocytogenes 1 Potential sites 1 Processing environments 1 RAPD analysis 1 Random Amplified Polymorphism DNA 1 Random amplified polymorphism dnas 1 Ready-to-eat foods 1 Serotypes 1 Serotyping 1