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Hannu Korkeala
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27
Lindström, Miia
26
Fredriksson-Ahomaa, Maria
24
Björkroth, Johanna
21
Hielm, Sebastian
16
Autio, Tiina
15
Lundén, Janne
14
Nevas, Mari
13
Björkroth, Johanna
13
Hyytiä, EK
11
Niskanen, Taina
8
Siitonen, Anja
8
Keto-Timonen, Riikka
6
Stolle, Andreas
6
Miettinen, MK
6
Lyhs, Ulrike
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All Publications
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2009: Okwori Ameh E J; Martínez Pilar Ortiz; Fredriksson-Ahomaa Maria; Agina Samuel E; Korkeala Hannu
Pathogenic Yersinia enterocolitica 2/O:9 and Yersinia pseudotuberculosis 1/O:1 strains isolated from human and non-human sources in the Plateau State of Nigeria.
Food microbiology 2009;26(8):872-5.
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2009: De Medici Dario; Anniballi Fabrizio; Wyatt Gary M; Lindström Miia; Messelhäusser Ute; Aldus Clare F; Delibato Elisabetta; Korkeala Hannu; Peck Michael W; Fenicia Lucia
Multiplex PCR for detection of botulinum neurotoxin-producing clostridia in clinical, food, and environmental samples.
Applied and environmental microbiology 2009;75(20):6457-61.
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2009: Martínez Pilar Ortiz; Fredriksson-Ahomaa Maria; Sokolova Yulia; Roasto Mati; Berzins Aivars; Korkeala Hannu
Prevalence of enteropathogenic Yersinia in Estonian, Latvian, and Russian (Leningrad region) pigs.
Foodborne pathogens and disease 2009;6(6):719-24.
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2009: Laukkanen Riikka; Martínez Pilar Ortiz; Siekkinen Kirsi-Maarit; Ranta Jukka; Maijala Riitta; Korkeala Hannu
Contamination of carcasses with human pathogenic Yersinia enterocolitica 4/O:3 originates from pigs infected on farms.
Foodborne pathogens and disease 2009;6(6):681-8.
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2009: Berzins Aivars; Terentjeva Margarita; Korkeala Hannu
Prevalence and genetic diversity of Listeria monocytogenes in vacuum-packaged ready-to-eat meat products at retail markets in Latvia.
Journal of food protection 2009;72(6):1283-7.
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2009: Lindström Miia; Hinderink Katja; Somervuo Panu; Kiviniemi Katri; Nevas Mari; Chen Ying; Auvinen Petri; Carter Andrew T; Mason David R; Peck Michael W; Korkeala Hannu
Comparative genomic hybridization analysis of two predominant Nordic group I (proteolytic) Clostridium botulinum type B clusters.
Applied and environmental microbiology 2009;75(9):2643-51.
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2009: Tolvanen Riina; Lundén Janne; Hörman Ari; Korkeala Hannu
Pilot-scale continuous ultrasonic cleaning equipment reduces Listeria monocytogenes levels on conveyor belts.
Journal of food protection 2009;72(2):408-11.
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2009: Hinderink Katja; Lindström Miia; Korkeala Hannu
Group I Clostridium botulinum strains show significant variation in growth at low and high temperatures.
Journal of food protection 2009;72(2):375-83.
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2009: Niskanen T; Laukkanen R; Murros A; Björkroth J; Skurnik M; Korkeala H; Fredriksson-Ahomaa M
Characterisation of non-pathogenic Yersinia pseudotuberculosis-like strains isolated from food and environmental samples.
International journal of food microbiology 2009;129(2):150-6.
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2009: Myllykoski J; Lindström M; Keto-Timonen R; Söderholm H; Jakala J; Kallio H; Sukura A; Korkeala H
Type C bovine botulism outbreak due to carcass contaminated non-acidified silage.
Epidemiology and infection 2009;137(2):284-93.
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2009: Korkeala Hannu; Lindström Miia
Introducing scientific training into the veterinary curriculum of the University of Helsinki.
Journal of veterinary medical education 2009;36(1):83-8.
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2009: Korkeala Hannu; Lindström Miia
[Food-borne bacterial diseases]
Duodecim; lääketieteellinen aikakauskirja 2009;125(6):674-83.
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2008: Chen Ying; Korkeala Hannu; Lindén Jere; Lindström Miia
Quantitative real-time reverse transcription-PCR analysis reveals stable and prolonged neurotoxin cluster gene activity in a Clostridium botulinum type E strain at refrigeration temperature.
Applied and environmental microbiology 2008;74(19):6132-7.
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2008: Laukkanen Riikka; Martínez Pilar Ortiz; Siekkinen Kirsi-Maarit; Ranta Jukka; Maijala Riitta; Korkeala Hannu
Transmission of Yersinia pseudotuberculosis in the pork production chain from farm to slaughterhouse.
Applied and environmental microbiology 2008;74(17):5444-50.
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2008: Tolvanen Riina; Hellström Sanna; Elsser Dieter; Morgenstern Heike; Björkroth Johanna; Korkeala Hannu
Survival of Listeria monocytogenes strains in a dry sausage model.
Journal of food protection 2008;71(8):1550-5.
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2008: Niskanen T; Laukkanen R; Fredriksson-Ahomaa M; Korkeala H
Distribution of virF/lcrF-positive Yersinia pseudotuberculosis serotype O:3 at farm level.
Zoonoses and public health 2008;55(4):214-21.
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2008: Dahlsten Elias; Korkeala Hannu; Somervuo Panu; Lindström Miia
PCR assay for differentiating between Group I (proteolytic) and Group II (nonproteolytic) strains of Clostridium botulinum.
International journal of food microbiology 2008;124(1):108-11.
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2008: Hellström S; Kiviniemi K; Autio T; Korkeala H
Listeria monocytogenes is common in wild birds in Helsinki region and genotypes are frequently similar with those found along the food chain.
Journal of applied microbiology 2008;104(3):883-8.
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2008: Lundén J; Tolvanen R; Korkeala H
Acid and heat tolerance of persistent and nonpersistent Listeria monocytogenes food plant strains.
Letters in applied microbiology 2008;46(2):276-80.
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2008: Lahti Päivi; Heikinheimo Annamari; Johansson Tuula; Korkeala Hannu
Clostridium perfringens type A strains carrying a plasmid-borne enterotoxin gene (genotype IS1151-cpe or IS1470-like-cpe) as a common cause of food poisoning.
Journal of clinical microbiology 2008;46(1):371-3.
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2008: Maijala Riitta; Korkeala Hannu
Reviewing the undergraduate veterinary curriculum in Finland for control tasks in veterinary public health.
Journal of veterinary medical education 2008;35(2):241-54.
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2007: Chen Ying; Korkeala Hannu; Aarnikunnas Johannes; Lindström Miia
Sequencing the botulinum neurotoxin gene and related genes in Clostridium botulinum type E strains reveals orfx3 and a novel type E neurotoxin subtype.
Journal of bacteriology 2007;189(23):8643-50.
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2007: Keto-Timonen Riikka; Tolvanen Riina; Lundén Janne; Korkeala Hannu
An 8-year surveillance of the diversity and persistence of Listeria monocytogenes in a chilled food processing plant analyzed by amplified fragment length polymorphism.
Journal of food protection 2007;70(8):1866-73.
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2007: Berzins Aivars; Hörman Ari; Lundén Janne; Korkeala Hannu
Factors associated with Listeria monocytogenes contamination of cold-smoked pork products produced in Latvia and Lithuania.
International journal of food microbiology 2007;115(2):173-9.
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2007: Tolvanén Riina; Lunden Janne; Korkeala Hannu; Wirtanen Gun
Ultrasonic cleaning of conveyor belt materials using Listeria monocytogenes as a model organism.
Journal of food protection 2007;70(3):758-61.
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2007: Praakle-Amin Kristi; Roasto Mati; Korkeala Hannu; Hänninen Marja-Liisa
PFGE genotyping and antimicrobial susceptibility of Campylobacter in retail poultry meat in Estonia.
International journal of food microbiology 2007;114(1):105-12.
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2007: Lundén Janne; Björkroth Johanna; Korkeala Hannu
Meat inspection education in Finnish veterinary curriculum.
Journal of veterinary medical education 2007;34(2):205-11.
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2006: Heikinheimo Annamari; Lindström Miia; Granum Per Einar; Korkeala Hannu
Humans as reservoir for enterotoxin gene--carrying Clostridium perfringens type A.
Emerging infectious diseases 2006;12(11):1724-9.
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2006: Keto-Timonen Riikka; Heikinheimo Annamari; Eerola Erkki; Korkeala Hannu
Identification of Clostridium species and DNA fingerprinting of Clostridium perfringens by amplified fragment length polymorphism analysis.
Journal of clinical microbiology 2006;44(11):4057-65.
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2006: Fredriksson-Ahomaa Maria; Stolle Andreas; Korkeala Hannu
Molecular epidemiology of Yersinia enterocolitica infections.
FEMS immunology and medical microbiology 2006;47(3):315-29.
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2006: Hellström Sanna; Kervinen Riitta; Lyly Marika; Ahvenainen-Rantala Raija; Korkeala Hannu
Efficacy of disinfectants to reduce Listeria monocytogenes on precut iceberg lettuce.
Journal of food protection 2006;69(7):1565-70.
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2006: Myllykoski Jan; Nevas Mari; Lindström Miia; Korkeala Hannu
The detection and prevalence of Clostridium botulinum in pig intestinal samples.
International journal of food microbiology 2006;110(2):172-7.
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2006: Nevas Mari; Lindström Miia; Hörman Ari; Keto-Timonen Riikka; Korkeala Hannu
Contamination routes of Clostridium botulinum in the honey production environment.
Environmental microbiology 2006;8(6):1085-94.
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2006: Fredriksson-Ahomaa Maria; Stolle Andreas; Siitonen Anja; Korkeala Hannu
Sporadic human Yersinia enterocolitica infections caused by bioserotype 4/O : 3 originate mainly from pigs.
Journal of medical microbiology 2006;55(Pt 6):747-9.
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2006: Merivirta Lauri O; Lindström Miia; Björkroth K Johanna; Korkeala Hannu J
The prevalence of Clostridium botulinum in European river lamprey (Lampetra fluviatilis) in Finland.
International journal of food microbiology 2006;109(3):234-7.
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2006: Lindström Miia; Korkeala Hannu
Laboratory diagnostics of botulism.
Clinical microbiology reviews 2006;19(2):298-314.
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2006: Lindström Miia; Kiviniemi Katri; Korkeala Hannu
Hazard and control of group II (non-proteolytic) Clostridium botulinum in modern food processing.
International journal of food microbiology 2006;108(1):92-104.
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2006: Merivirta L; Kivisaari M; Berg S; Peltonen K; Björkroth J; Korkeala H
Accumulation of PCBs and organochlorine pesticides in river-caught European river lamprey (Lampetra fluviatillis) in Finland.
Bulletin of environmental contamination and toxicology 2006;76(3):497-504.
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2006: Praakle-Amin Kristi; Hänninen Marja-Liisa; Korkeala Hannu
Prevalence and genetic characterization of Listeria monocytogenes in retail broiler meat in Estonia.
Journal of food protection 2006;69(2):436-40.
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2006: Lindstrom M; Vuorela M; Hinderink K; Korkeala H; Dahlsten E; Raahenmaa M; Kuusi M
Botulism associated with vacuum-packed smoked whitefish in Finland, June-July 2006.
Euro surveillance : bulletin européen sur les maladies transmissibles = European communicable disease bulletin 2006;11(7):E060720.3.
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2005: Nevas Mari; Lindström Miia; Hautamäki Kirsi; Puoskari Satu; Korkeala Hannu
Prevalence and diversity of Clostridium botulinum types A, B, E and F in honey produced in the Nordic countries.
International journal of food microbiology 2005;105(2):145-51.
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2005: Markkula Annukka; Autio Tiina; Lundén Janne; Korkeala Hannu
Raw and processed fish show identical Listeria monocytogenes genotypes with pulsed-field gel electrophoresis.
Journal of food protection 2005;68(6):1228-31.
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2005: Merivirta Lauri O; Koort Joanna M K; Kivisaari Meija; Korkeala Hannu; Björkroth K Johanna
Developing microbial spoilage population in vacuum-packaged charcoal-broiled European river lamprey (Lampetra fluviatilis).
International journal of food microbiology 2005;101(2):145-52.
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2005: Hörman Ari; Nevas Mari; Lindström Miia; Hänninen Marja-Liisa; Korkeala Hannu
Elimination of botulinum neurotoxin (BoNT) type B from drinking water by small-scale (personal-use) water purification devices and detection of BoNT in water samples.
Applied and environmental microbiology 2005;71(4):1941-5.
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2005: Nevas Mari; Lindström Miia; Hielm Sebastian; Björkroth K Johanna; Peck Michael W; Korkeala Hannu
Diversity of proteolytic Clostridium botulinum strains, determined by a pulsed-field gel electrophoresis approach.
Applied and environmental microbiology 2005;71(3):1311-7.
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2005: Keto-Timonen Riikka; Nevas Mari; Korkeala Hannu
Efficient DNA fingerprinting of Clostridium botulinum types A, B, E, and F by amplified fragment length polymorphism analysis.
Applied and environmental microbiology 2005;71(3):1148-54.
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2005: Nevas Mari; Lindström Miia; Virtanen Antti; Hielm Sebastian; Kuusi Markku; Arnon Stephen S; Vuori Erkki; Korkeala Hannu
Infant botulism acquired from household dust presenting as sudden infant death syndrome.
Journal of clinical microbiology 2005;43(1):511-3.
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2005: Santos Eva M; Jaime Isabel; Rovira Jordi; Lyhs Ulrike; Korkeala Hannu; Björkroth Johanna
Characterization and identification of lactic acid bacteria in "morcilla de Burgos".
International journal of food microbiology 2005;97(3):285-96.
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2005: Björkroth Johanna; Ristiniemi Minna; Vandamme Peter; Korkeala Hannu
Enterococcus species dominating in fresh modified-atmosphere-packaged, marinated broiler legs are overgrown by Carnobacterium and Lactobacillus species during storage at 6 degrees C.
International journal of food microbiology 2005;97(3):267-76.
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2005: Heikinheimo A; Korkeala H
Multiplex PCR assay for toxinotyping Clostridium perfringens isolates obtained from Finnish broiler chickens.
Letters in applied microbiology 2005;40(6):407-11.
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2004: Lindström Miia; Nevas Mari; Kurki Joanna; Sauna-aho Raija; Latvala-Kiesilä Annikki; Pölönen Ilpo; Korkeala Hannu
Type C botulism due to toxic feed affecting 52,000 farmed foxes and minks in Finland.
Journal of clinical microbiology 2004;42(10):4718-25.
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2004: Heikinheimo Annamari; Lindström Miia; Korkeala Hannu
Enumeration and isolation of cpe-positive Clostridium perfringens spores from feces.
Journal of clinical microbiology 2004;42(9):3992-7.
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2004: Autio Tiina; Markkula Annukka; Hellström Sanna; Niskanen Taina; Lundén Janne; Korkeala Hannu
Prevalence and genetic diversity of Listeria monocytogenes in the tonsils of pigs.
Journal of food protection 2004;67(4):805-8.
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2004: Myllyniemi Anna-Liisa; Nuotio Lasse; Lindfors Erja; Korkeala Hannu
An automated turbidimetric method for the identification of certain antibiotic groups in incurred kidney samples.
The Analyst 2004;129(3):265-9.
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2004: Nuorti J Pekka; Niskanen Taina; Hallanvuo Saija; Mikkola Janne; Kela Eija; Hatakka Maija; Fredriksson-Ahomaa Maria; Lyytikainen Outi; Siitonen Anja; Korkeala Hannu; Ruutu Petri
A widespread outbreak of Yersinia pseudotuberculosis O:3 infection from iceberg lettuce.
The Journal of infectious diseases 2004;189(5):766-74.
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2004: Nevas Mari; Korhonen Anna-Riitta; Lindström Miia; Turkki Pekka; Korkeala Hannu
Antibacterial efficiency of Finnish spice essential oils against pathogenic and spoilage bacteria.
Journal of food protection 2004;67(1):199-202.
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2004: Lindström Miia; Hielm Sebastian; Nevas Mari; Tuisku Seppo; Korkeala Hannu
Proteolytic Clostridium botulinum type B in the gastric content of a patient with type E botulism due to whitefish eggs.
Foodborne pathogens and disease 2004;1(1):53-7.
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2004: Korte Tiina; Fredriksson-Ahomaa Maria; Niskanen Taina; Korkeala Hannu
Low prevalence of yadA-positive Yersinia enterocolitica in sows.
Foodborne pathogens and disease 2004;1(1):45-52.
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2003: Merivirta Lauri O; Björkroth K Johanna; Korkeala Hannu J
Microbiology of charcoal-broiled European river lampreys (Lampetra fluviatilis) stored at 3 and 22 degrees C.
Journal of food protection 2003;66(12):2332-5.
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2003: Autio Tiina; Keto-Timonen Riikka; Lundén Janne; Björkroth Johanna; Korkeala Hannu
Characterisation of persistent and sporadic Listeria monocytogenes strains by pulsed-field gel electrophoresis (PFGE) and amplified fragment length polymorphism (AFLP).
Systematic and applied microbiology 2003;26(4):539-45.
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2003: Lundén Janne M; Autio Tiina J; Sjöberg A M; Korkeala Hannu J
Persistent and nonpersistent Listeria monocytogenes contamination in meat and poultry processing plants.
Journal of food protection 2003;66(11):2062-9.
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2003: Niskanen Taina; Waldenström Jonas; Fredriksson-Ahomaa Maria; Olsen Björn; Korkeala Hannu
virF-positive Yersinia pseudotuberculosis and Yersinia enterocolitica found in migratory birds in Sweden.
Applied and environmental microbiology 2003;69(8):4670-5.
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2003: Lindström Miia; Nevas Mari; Hielm Sebastian; Lähteenmäki Liisa; Peck Michael W; Korkeala Hannu
Thermal inactivation of nonproteolytic Clostridium botulinum type E spores in model fish media and in vacuum-packaged hot-smoked fish products.
Applied and environmental microbiology 2003;69(7):4029-36.
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2003: Keto-Timonen Riikka O; Autio Tiina J; Korkeala Hannu J
An improved amplified fragment length polymorphism (AFLP) protocol for discrimination of Listeria isolates.
Systematic and applied microbiology 2003;26(2):236-44.
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2003: Lundén Janne; Autio Tiina; Markkula Annukka; Hellström Sanna; Korkeala Hannu
Adaptive and cross-adaptive responses of persistent and non-persistent Listeria monocytogenes strains to disinfectants.
International journal of food microbiology 2003;82(3):265-72.
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2003: Fredriksson-Ahomaa Maria; Korkeala Hannu
Low occurrence of pathogenic Yersinia enterocolitica in clinical, food, and environmental samples: a methodological problem.
Clinical microbiology reviews 2003;16(2):220-9.
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2003: Lukinmaa Susanna; Miettinen Maria; Nakari Ulla-Maija; Korkeala Hannu; Siitonen Anja
Listeria monocytogenes isolates from invasive infections: variation of sero- and genotypes during an 11-year period in Finland.
Journal of clinical microbiology 2003;41(4):1694-700.
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2003: Fredriksson-Ahomaa M; Niskanen T; Bucher M; Korte T; Stolle A; Korkeala H
Different Yersinia enterocolitica 4:O3 genotypes found in pig tonsils in Southern Germany and Finland.
Systematic and applied microbiology 2003;26(1):132-7.
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2003: Aarnisalo Kaarina; Autio Tiina; Sjöberg Anna-Maija; Lundén Janne; Korkeala Hannu; Suihko Maija-Liisa
Typing of Listeria monocytogenes isolates originating from the food processing industry with automated ribotyping and pulsed-field gel electrophoresis.
Journal of food protection 2003;66(2):249-55.
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2003: Susiluoto Tuija; Korkeala Hannu; Björkroth K Johanna
Leuconostoc gasicomitatum is the dominating lactic acid bacterium in retail modified-atmosphere-packaged marinated broiler meat strips on sell-by-day.
International journal of food microbiology 2003;80(1):89-97.
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2003: Peccio A; Autio T; Korkeala H; Rosmini R; Trevisani M
Listeria monocytogenes occurrence and characterization in meat-producing plants.
Letters in applied microbiology 2003;37(3):234-8.
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2003: Niskanen Taina; Fredriksson-Ahomaa Maria; Korkeala Hannu
Occurrence of Yersinia pseudotuberculosis in iceberg lettuce and environment.
Advances in experimental medicine and biology 2003;529():383-5.
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2003: Laukkanen Riikka; Niskanen Taina; Fredriksson-Ahomaa Maria; Korkeala Hannu
Yersinia pseudotuberculosis in pigs and pig houses in Finland.
Advances in experimental medicine and biology 2003;529():371-3.
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2003: Korte Tiina; Fredriksson-Ahomaa Maria; Korkeala Hannu
Prevalence and characterisation of yadA-positive Yersinia enterocolitica in pig tonsils in 1995 and 1999.
Advances in experimental medicine and biology 2003;529():367-9.
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2003: Fredriksson-Ahomaa Maria; Korkeala Hannu
Molecular epidemiology of Yersinia enterocolitica 4/O:3.
Advances in experimental medicine and biology 2003;529():295-302.
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2002: Lundén Janne M; Autio Tiina J; Korkeala Hannu J
Transfer of persistent Listeria monocytogenes contamination between food-processing plants associated with a dicing machine.
Journal of food protection 2002;65(7):1129-33.
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2002: Autio Tiina; Lundén Janne; Fredriksson-Ahomaa Maria; Björkroth Johanna; Sjöberg Anna-Maija; Korkeala Hannu
Similar Listeria monocytogenes pulsotypes detected in several foods originating from different sources.
International journal of food microbiology 2002;77(1-2):83-90.
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2002: Fredriksson-Ahomaa M; Niskanen T; Neubauer H; Laukkanen R; Korkeala H
Characterisation of sucrose-negative Yersinia enterocolitica 4/O:3 isolates recovered from pig tonsils.
International journal of food microbiology 2002;75(1-2):19-25.
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2002: Niskanen Taina; Fredriksson-Ahomaa Maria; Korkeala Hannu
Yersinia pseudotuberculosis with limited genetic diversity is a common finding in tonsils of fattening pigs.
Journal of food protection 2002;65(3):540-5.
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2002: Nevas Mari; Hielm Sebastian; Lindström Miia; Horn Helmut; Koivulehto Kari; Korkeala Hannu
High prevalence of Clostridium botulinum types A and B in honey samples detected by polymerase chain reaction.
International journal of food microbiology 2002;72(1-2):45-52.
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2002: Lyhs Ulrike; Korkeala Hannu; Björkroth Johanna
Identification of lactic acid bacteria from spoiled, vacuum-packaged 'gravad' rainbow trout using ribotyping.
International journal of food microbiology 2002;72(1-2):147-53.
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2002: Björkroth K Johanna; Schillinger Ulrich; Geisen Rolf; Weiss Norbert; Hoste Bart; Holzapfel Wilhelm H; Korkeala Hannu J; Vandamme Peter
Taxonomic study of Weissella confusa and description of Weissella cibaria sp. nov., detected in food and clinical samples.
International journal of systematic and evolutionary microbiology 2002;52(Pt 1):141-8.
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2001: Lindström M; Keto R; Markkula A; Nevas M; Hielm S; Korkeala H
Multiplex PCR assay for detection and identification of Clostridium botulinum types A, B, E, and F in food and fecal material.
Applied and environmental microbiology 2001;67(12):5694-9.
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2001: Fredriksson-Ahomaa M; Bucher M; Hank C; Stolle A; Korkeala H
High prevalence of Yersinia enterocolitica 4:O3 on pig offal in southern Germany: a slaughtering technique problem.
Systematic and applied microbiology 2001;24(3):457-63.
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2001: Lyhs U; Lahtinen J; Fredriksson-Ahomaa M; Hyytiä-Trees E; Elfing K; Korkeala H
Microbiological quality and shelf-life of vacuum-packaged 'gravad' rainbow trout stored at 3 and 8 degrees C.
International journal of food microbiology 2001;70(3):221-30.
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2001: Fredriksson-Ahomaa M; Hallanvuo S; Korte T; Siitonen A; Korkeala H
Correspondence of genotypes of sporadic Yersinia enterocolitica bioserotype 4/O:3 strains from human and porcine sources.
Epidemiology and infection 2001;127(1):37-47.
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2001: Miettinen M K; Palmu L; Björkroth K J; Korkeala H
Prevalence of Listeria monocytogenes in broilers at the abattoir, processing plant, and retail level.
Journal of food protection 2001;64(7):994-9.
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2001: Fredriksson-Ahomaa M; Korte T; Korkeala H
Transmission of Yersinia enterocolitica 4/O:3 to pets via contaminated pork.
Letters in applied microbiology 2001;32(6):375-8.
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2001: Lindström M; Mokkila M; Skyttä E; Hyytiä-Trees E; Lähteenmäki L; Hielm S; Ahvenainen R; Korkeala H
Inhibition of growth of nonproteolytic Clostridium botulinum type B in sous vide cooked meat products is achieved by using thermal processing but not nisin.
Journal of food protection 2001;64(6):838-44.
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2001: Lyhs U; Korkeala H; Vandamme P; Björkroth J
Lactobacillus alimentarius: a specific spoilage organism in marinated herring.
International journal of food microbiology 2001;64(3):355-60.
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2000: Hatakka M; Björkroth K J; Asplund K; Mäki-Petäys N; Korkeala H J
Genotypes and enterotoxicity of Staphylococcus aureus isolated from the hands and nasal cavities of flight-catering employees.
Journal of food protection 2000;63(11):1487-91.
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2000: Autio T; Säteri T; Fredriksson-Ahomaa M; Rahkio M; Lundén J; Korkeala H
Listeria monocytogenes contamination pattern in pig slaughterhouses.
Journal of food protection 2000;63(10):1438-42.
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2000: Lundén J M; Miettinen M K; Autio T J; Korkeala H J
Persistent Listeria monocytogenes strains show enhanced adherence to food contact surface after short contact times.
Journal of food protection 2000;63(9):1204-7.
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2000: Björkroth K J; Geisen R; Schillinger U; Weiss N; De Vos P; Holzapfel W H; Korkeala H J; Vandamme P
Characterization of Leuconostoc gasicomitatum sp. nov., associated with spoiled raw tomato-marinated broiler meat strips packaged under modified-atmosphere conditions.
Applied and environmental microbiology 2000;66(9):3764-72.
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2000: Lyytikäinen O; Autio T; Maijala R; Ruutu P; Honkanen-Buzalski T; Miettinen M; Hatakka M; Mikkola J; Anttila V J; Johansson T; Rantala L; Aalto T; Korkeala H; Siitonen A
An outbreak of Listeria monocytogenes serotype 3a infections from butter in Finland.
The Journal of infectious diseases 2000;181(5):1838-41.
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2000: Fredriksson-Ahomaa M; Korte T; Korkeala H
Contamination of carcasses, offals, and the environment with yadA-positive Yersinia enterocolitica in a pig slaughterhouse.
Journal of food protection 2000;63(1):31-5.
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2000: Hyytiä-Trees E; Skyttä E; Mokkila M; Kinnunen A; Lindström M; Lähteenmäki L; Ahvenainen R; Korkeala H
Safety evaluation of sous vide-processed products with respect to nonproteolytic Clostridium botulinum by use of challenge studies and predictive microbiological models.
Applied and environmental microbiology 2000;66(1):223-9.
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1999: Fredriksson-Ahomaa M; Autio T; Korkeala H
Efficient subtyping of Yersinia enterocolitica bioserotype 4/O:3 with pulsed-field gel electrophoresis.
Letters in applied microbiology 1999;29(5):308-12.
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1999: Lyhs U; Björkroth J; Korkeala H
Characterisation of lactic acid bacteria from spoiled, vacuum-packaged, cold-smoked rainbow trout using ribotyping.
International journal of food microbiology 1999;52(1-2):77-84.
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1999: Björkroth J; Korkeala H; Funke G
rRNA gene RFLP as an identification tool for Corynebacterium species.
International journal of systematic bacteriology 1999;49 Pt 3():983-9.
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1999: Lindström M K; Jankola H M; Hielm S; Hyytiä E K; Korkeala H J
Identification of Clostridium botulinum with API 20 A, Rapid ID 32 A and RapID ANA II.
FEMS immunology and medical microbiology 1999;24(3):267-74.
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1999: Miettinen M K; Siitonen A; Heiskanen P; Haajanen H; Björkroth K J; Korkeala H J
Molecular epidemiology of an outbreak of febrile gastroenteritis caused by Listeria monocytogenes in cold-smoked rainbow trout.
Journal of clinical microbiology 1999;37(7):2358-60.
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1999: Hyytiä E; Björkroth J; Hielm S; Korkeala H
Characterisation of Clostridium botulinum groups I and II by randomly amplified polymorphic DNA analysis and repetitive element sequence-based PCR.
International journal of food microbiology 1999;48(3):179-89.
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1999: Hyytiä E; Hielm S; Björkroth J; Korkeala H
Biodiversity of Clostridium botulinum type E strains isolated from fish and fishery products.
Applied and environmental microbiology 1999;65(5):2057-64.
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1999: Hyytiä E; Hielm S; Mokkila M; Kinnunen A; Korkeala H
Predicted and observed growth and toxigenesis by Clostridium botulinum type E in vacuum-packaged fishery product challenge tests.
International journal of food microbiology 1999;47(3):161-9.
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1999: Hielm S; Björkroth J; Hyytiä E; Korkeala H
Ribotyping as an identification tool for Clostridium botulinum strains causing human botulism.
International journal of food microbiology 1999;47(1-2):121-31.
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1999: Miettinen M K; Björkroth K J; Korkeala H J
Characterization of Listeria monocytogenes from an ice cream plant by serotyping and pulsed-field gel electrophoresis.
International journal of food microbiology 1999;46(3):187-92.
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1999: Vaarala A M; Korkeala H J
Microbiological contamination of reindeer carcasses in different reindeer slaughterhouses.
Journal of food protection 1999;62(2):152-5.
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1999: Fredriksson-Ahomaa M; Hielm S; Korkeala H
High prevalence of yadA-positive Yersinia enterocolitica in pig tongues and minced meat at the retail level in Finland.
Journal of food protection 1999;62(2):123-7.
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1999: Autio T; Hielm S; Miettinen M; Sjöberg A M; Aarnisalo K; Björkroth J; Mattila-Sandholm T; Korkeala H
Sources of Listeria monocytogenes contamination in a cold-smoked rainbow trout processing plant detected by pulsed-field gel electrophoresis typing.
Applied and environmental microbiology 1999;65(1):150-5.
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1998: Lyhs U; Björkroth J; Hyytiä E; Korkeala H
The spoilage flora of vacuum-packaged, sodium nitrite or potassium nitrate treated, cold-smoked rainbow trout stored at 4 degrees C or 8 degrees C.
International journal of food microbiology 1998;45(2):135-42.
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1998: Hielm S; Björkroth J; Hyytiä E; Korkeala H
Prevalence of Clostridium botulinum in Finnish trout farms: pulsed-field gel electrophoresis typing reveals extensive genetic diversity among type E isolates.
Applied and environmental microbiology 1998;64(11):4161-7.
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1998: Björkroth K J; Vandamme P; Korkeala H J
Identification and characterization of Leuconostoc carnosum, associated with production and spoilage of vacuum-packaged, sliced, cooked ham.
Applied and environmental microbiology 1998;64(9):3313-9.
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1998: Korkeala H; Stengel G; Hyytiä E; Vogelsang B; Bohl A; Wihlman H; Pakkala P; Hielm S
Type E botulism associated with vacuum-packaged hot-smoked whitefish.
International journal of food microbiology 1998;43(1-2):1-5.
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1998: Hyytiä E; Hielm S; Korkeala H
Prevalence of Clostridium botulinum type E in Finnish fish and fishery products.
Epidemiology and infection 1998;120(3):245-50.
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1998: Ridell J; Björkroth J; Eisgrüber H; Schalch B; Stolle A; Korkeala H
Prevalence of the enterotoxin gene and clonality of Clostridium perfringens strains associated with food-poisoning outbreaks.
Journal of food protection 1998;61(2):240-3.
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1998: Hielm S; Björkroth J; Hyytiä E; Korkeala H
Genomic analysis of Clostridium botulinum group II by pulsed-field gel electrophoresis.
Applied and environmental microbiology 1998;64(2):703-8.
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1998: Hielm S; Hyytiä E; Andersin A B; Korkeala H
A high prevalence of Clostridium botulinum type E in Finnish freshwater and Baltic Sea sediment samples.
Journal of applied microbiology 1998;84(1):133-7.
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1997: Schalch B; Björkroth J; Eisgruber H; Korkeala H; Stolle A
Ribotyping for strain characterization of Clostridium perfringens isolates from food poisoning cases and outbreaks.
Applied and environmental microbiology 1997;63(10):3992-4.
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1997: Björkroth J; Korkeala H
Ropy slime-producing Lactobacillus sake strains possess a strong competitive ability against a commercial biopreservative.
International journal of food microbiology 1997;38(2-3):117-23.
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1997: Hyytiä E; Eerola S; Hielm S; Korkeala H
Sodium nitrite and potassium nitrate in control of nonproteolytic Clostridium botulinum outgrowth and toxigenesis in vacuum-packed cold-smoked rainbow trout.
International journal of food microbiology 1997;37(1):63-72.
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1997: Ridell J; Korkeala H
Minimum growth temperatures of Hafnia alvei and other Enterobacteriaceae isolated from refrigerated meat determined with a temperature gradient incubator.
International journal of food microbiology 1997;35(3):287-92.
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1997: Björkroth K J; Korkeala H J
Use of rRNA gene restriction patterns to evaluate lactic acid bacterium contamination of vacuum-packaged sliced cooked whole-meat product in a meat processing plant.
Applied and environmental microbiology 1997;63(2):448-53.
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1997: Rahkio T M; Korkeala H J
Airborne bacteria and carcass contamination in slaughterhouses.
Journal of food protection 1997;60(1):38-42.
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1997: Rahkio T M; Korkeala H J
Use of Hygicult-tpc in slaughterhouse hygiene control.
Acta veterinaria Scandinavica 1997;38(4):331-8.
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1996: Hielm S; Hyytiä E; Ridell J; Korkeala H
Detection of Clostridium botulinum in fish and environmental samples using polymerase chain reaction.
International journal of food microbiology 1996;31(1-3):357-65.
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1996: Björkroth J; Ridell J; Korkeala H
Characterization of Lactobacillus sake strains associating with production of ropy slime by randomly amplified polymorphic DNA (RAPD) and pulsed-field gel electrophoresis (PFGE) patterns.
International journal of food microbiology 1996;31(1-3):59-68.
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1996: Björkroth J; Korkeala H
rRNA gene restriction patterns as a characterization tool for Lactobacillus sake strains producing ropy slime.
International journal of food microbiology 1996;30(3):293-302.
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1996: Rahkio M; Korkeala H
Microbiological contamination of carcasses related to hygiene practice and facilities on slaughtering lines.
Acta veterinaria Scandinavica 1996;37(3):219-28.
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1995: Ridell J; Siitonen A; Paulin L; Lindroos O; Korkeala H; Albert M J
Characterization of Hafnia alvei by biochemical tests, random amplified polymorphic DNA PCR, and partial sequencing of 16S rRNA gene.
Journal of clinical microbiology 1995;33(9):2372-6.
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1995: Rahkio M; Uutela A; Korkeala H
Motivation and characterization of finnish meat inspection veterinarians.
Acta veterinaria Scandinavica 1995;36(4):563-70.
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1994: Ridell J; Siitonen A; Paulin L; Mattila L; Korkeala H; Albert M J
Hafnia alvei in stool specimens from patients with diarrhea and healthy controls.
Journal of clinical microbiology 1994;32(9):2335-7.
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1994: Vaarala A; Korkeala H
Microbiological contamination of reindeer carcass during slaughter.
Acta veterinaria Scandinavica 1994;35(4):383-8.
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1992: Mäkelä P M; Korkeala H J; Laine J J
Ropy slime-producing lactic acid bacteria contamination at meat processing plants.
International journal of food microbiology 1992;17(1):27-35.
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1992: Mäkelä P; Schillinger U; Korkeala H; Holzapfel W H
Classification of ropy slime-producing lactic acid bacteria based on DNA-DNA homology, and identification of Lactobacillus sake and Leuconostoc amelibiosum as dominant spoilage organisms in meat products.
International journal of food microbiology 1992;16(2):167-72.
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1992: Mäkelä P M; Korkeala H J
The ability of the ropy slime-producing lactic acid bacteria to form ropy colonies on different culture media and at different incubation temperatures and atmospheres.
International journal of food microbiology 1992;16(2):161-6.
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1992: Korkeala H; Alanko T; Tiusanen T
Effect of sodium nitrite and sodium chloride on growth of lactic acid bacteria.
Acta veterinaria Scandinavica 1992;33(1):27-32.
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1991: Mäki-Petäys O; Korkeala H; Alanko T; Sorvettula O
Comparison of different pH measurement methods in meat.
Acta veterinaria Scandinavica 1991;32(1):123-9.
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1991: Niskanen A; Korkeala H; Manninen M; Vuento M; Kuusela P
Evaluation of three slide agglutination tests for rapid identification of Staphylococcus aureus.
Acta veterinaria Scandinavica 1991;32(4):543-9.
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1990: Korkeala H; Alanko T; Mäkelä P; Lindroth S
Lactic acid and pH as indicators of spoilage for vacuum-packed cooked ring sausages.
International journal of food microbiology 1990;10(3-4):245-53.
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1989: Korkeala H; Alanko T; Mäkelä P; Lindroth S
Shelf-life of vacuum-packed cooked ring sausages at different chill temperatures.
International journal of food microbiology 1989;9(3):237-47.
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1989: Korkeala H; Mäkelä P
Characterization of lactic acid bacteria isolated from vacuum-packed cooked ring sausages.
International journal of food microbiology 1989;9(1):33-43.
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1988: Korkeala H; Suortti T; Mäkelä P
Ropy slime formation in vacuum-packed cooked meat products caused by homofermentative lactobacilli and a Leuconostoc species.
International journal of food microbiology 1988;7(4):339-47.
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1988: Korkeala H; Alanko T; Mäki-Petäys O; Sorvettula O
The effect of the pH of meat on the boiling test.
Acta veterinaria Scandinavica 1988;29(1):15-22.
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1984: Hänninen M L; Korkeala H; Pakkala P
Effect of various gas atmospheres on the growth and survival of Campylobacter jejuni on beef.
The Journal of applied bacteriology 1984;57(1):89-94.
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1984: Hänninen M L; Korkeala H; Pakkala P
Growth and survival characteristics of Campylobacter jejuni in liquid egg.
The Journal of hygiene 1984;92(1):53-8.
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1984: Korkeala H; Mäki-Petäys O
Detection of chloramphenicol residues in pigs with different agar diffusion methods.
Acta veterinaria Scandinavica 1984;25(3):352-64.
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1982: Korkeala H; Sorvettula O; Mäki-Petäys O; Hirn J
Comparison of different agar diffusion methods for the detection of antimicrobial residues in slaughter animals.
Acta veterinaria Scandinavica 1982;23(3):407-15.
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1980: Korkeala H; Hirn J
The effect of cadmium on indicator bacteria in sewage.
Acta veterinaria Scandinavica 1980;21(1):43-54.
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