electrophoresistyping',ApplEnvironMicrobiol, 65 , 150±155.
AUTIO T KETO-TIMONEN R LUNDE¬N J BJO»RKROTH J and KORKEALA H (2003),
Characterisationof persistentand sporadicListeriamonocytogenesstrainsby pulsed-fieldgel electrophoresis(PFGE)andamplifiedfragment lengthpoly- morphism(AFLP)',SystemApplMicrobiol, 26 , 539±545. AUTIOT LINDSTRO»M MandKORKEALAH(2004),Researchupdateon majorpathogens
associatedwithfish productsand processingof fish',in: SmuldersJ M and Collins
J D,Foodsafetyassurance andveterinarypublic health,Volume2, Safety
assurance during food processing, Wageningen Academic Publishers,
Wageningen,The Netherlands,115±134.
BERRANG M E MEINERSMANN R J NORTHCUTTJ KandSMITHD P(2002),Molecularcharac- terizationofListeriamonocytogenesisolatedfroma poultryfurtherprocessing facilityand fromfullycookedproduct',J FoodProt, 65 , 1574±1579. BJO»RKROTHJandKORKEALA H(1996),EvaluationofLactobacillussakecontaminationin
vacuum-packagedslicedcookedmeatproductsby ribotyping',J FoodProt, 59 ,
398±401.
BJO»RKROTHJ RIDELLJandKORKEALAH(1996),CharacterizationofLactobacillussake strainswithproductionof ropyslimeby randomlyamplifiedpolymorphicDNA (RAPD)and pulsed-field gel electrophoresis (PFGE) patterns', Int J Food Microbiol, 31 , 59±68. BJO»RKROTHJ RISTINIEMIM VANDAMME PandKORKEALAH(2005),Enterococcusspecies
dominatingin freshmodified-atmosphere-packagedmarinatedbroilerlegsare
overgrownbyCarnobacteriumandLactobacillusspeciesduringstorageat 6ÎC',
Int J FoodMicrobiol, 97 , 267±276.
BJO»RKROTHK JandKORKEALAH J(1997),Useof rRNAgenerestrictionpatternsto evaluate lacticacid bacteriumcontamination of vacuum-packagedslicedcookedwhole-meat productin a meatprocessingplant',ApplEnvironMicrobiol, 63 , 448±453. BJO»RKROTH K J VANDAMME P and KORKEALA H J (1998),Identification and
characterizationofLeuconostoccarnosumassociatedwithproductionand spoilage
of vacuum-packagedslicedcookedham',ApplEnvironMicrobiol, 64 , 3313±3319.
BJO»RKROTHK J GEISENR SCHILLINGERU WEISSN DE VOSP HOLZAPFEL W H KORKEALAH Jand
VANDAMMEP(2000),CharacterizationofLeuconostocgasicomitatumsp. nov. associatedwithspoiledraw tomato-marinatedbroilermeatstripspackagedunder modifiedatmosphereconditions',ApplEnvironMicrobiol, 66 , 3764±3772. BOERLIN P BANNERMANF ISCHER J ROCOURTJandBILLEJ(1995),TypingListeria
monocytogenes: a comparisonof randomamplificationof polymorphicDNAwith
5 othermethods',Res Microbiol, 146 , 35±49.
BORCHE KANT-MUERMANSM-LandBLIXTY(1996),Bacterialspoilageof meatand cured meatproducts.A review',Int J FoodMicrobiol, 33 , 103±120. BROSCHR BRETTM CATIMEL B LUCHANSKYJ B OJENIYI BandROCOURTJ(1996),Genomic
fingerprintingof 80 strainsfromthe WHOmulticenterinternationaltypingstudy
ofListeriamonocytogenesvia pulsed-fieldgel electrophoresis(PFGE)',Int J Food
Microbiol, 32 , 343±355.
CAUGANTD A ASHTONFE BIBBW F BOERLINP DONACHIE W LOWC GILMOURA HARVEYJand
NÈRRUNG B(1996),Multilocusenzymeelectrophoresisfor characterizationof Listeriamonocytogenesisolates:resultsof an internationalcomparativestudy',Int J FoodMicrobiol, 32 , 301±311. CHASSEIGNAUXE, TOQUINM-TRAQIMBEAU C SALVATG COLINPandERMELG(2001), MolecularepidemiologyofListeriamonocytogenesisolatescollectedfromthe
552 Handbookof hygiene controlin the foodindustry