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Items: 1 to 50 of 80

1.

Atypical hemolytic Listeria innocua are virulent, albeit less than Listeria monocytogenes.

Moura A, Disson O, Lavina M, Thouvenot P, Huang L, Leclercq A, Fredriksson-Ahomaa M, Eshwar AK, Stephan R, Lecuit M.

Infect Immun. 2019 Jan 22. pii: IAI.00758-18. doi: 10.1128/IAI.00758-18. [Epub ahead of print]

PMID:
30670551
2.

Assessment of the feasibility of serological monitoring and on-farm information about health status for the future meat inspection of fattening pigs.

Felin E, Hälli O, Heinonen M, Jukola E, Fredriksson-Ahomaa M.

Prev Vet Med. 2019 Jan 1;162:76-82. doi: 10.1016/j.prevetmed.2018.11.009. Epub 2018 Nov 20.

PMID:
30621901
3.

Population Genetics and Characterization of Campylobacter jejuni Isolates from Western Jackdaws and Game Birds in Finland.

Kovanen S, Rossi M, Pohja-Mykrä M, Nieminen T, Raunio-Saarnisto M, Sauvala M, Fredriksson-Ahomaa M, Hänninen ML, Kivistö R.

Appl Environ Microbiol. 2019 Feb 6;85(4). pii: e02365-18. doi: 10.1128/AEM.02365-18. Print 2019 Feb 15.

PMID:
30552190
4.

Microbial contamination of moose (Alces alces) and white-tailed deer (Odocoileus virginianus) carcasses harvested by hunters.

Sauvala M, Laaksonen S, Laukkanen-Ninios R, Jalava K, Stephan R, Fredriksson-Ahomaa M.

Food Microbiol. 2019 Apr;78:82-88. doi: 10.1016/j.fm.2018.09.011. Epub 2018 Sep 14.

5.

Wild Boar: A Reservoir of Foodborne Zoonoses.

Fredriksson-Ahomaa M.

Foodborne Pathog Dis. 2018 Nov 27. doi: 10.1089/fpd.2018.2512. [Epub ahead of print]

PMID:
30481068
6.

Validation of EN ISO method 10273 - Detection of pathogenic Yersinia enterocolitica in foods.

Hallanvuo S, Herranen M, Jaakkonen A, Nummela M, Ranta J; Interlaboratory study group, Botteldoorn N, De Zutter L, Fredriksson-Ahomaa M, Hertwig S, Johannessen GS, Ludewig M, Messelhäußer U, Sigvart-Mattila P, Thisted-Lambertz S, Thure T, Vatunen E.

Int J Food Microbiol. 2019 Jan 2;288:66-74. doi: 10.1016/j.ijfoodmicro.2018.01.009. Epub 2018 Jan 12.

PMID:
29395387
7.

Raw Meat-Based Diets in Dogs and Cats.

Fredriksson-Ahomaa M, Heikkilä T, Pernu N, Kovanen S, Hielm-Björkman A, Kivistö R.

Vet Sci. 2017 Jun 28;4(3). pii: E33. doi: 10.3390/vetsci4030033.

8.

Comparison of commercial ELISA tests for the detection of Toxoplasma antibodies in the meat juice of naturally infected pigs.

Felin E, Näreaho A, Fredriksson-Ahomaa M.

Vet Parasitol. 2017 Apr 30;238:30-34. doi: 10.1016/j.vetpar.2017.03.012. Epub 2017 Mar 12.

PMID:
28343955
9.

Yersinia spp. in Wild Rodents and Shrews in Finland.

Joutsen S, Laukkanen-Ninios R, Henttonen H, Niemimaa J, Voutilainen L, Kallio ER, Helle H, Korkeala H, Fredriksson-Ahomaa M.

Vector Borne Zoonotic Dis. 2017 May;17(5):303-311. doi: 10.1089/vbz.2016.2025. Epub 2017 Mar 23.

PMID:
28332937
10.

Characteristics of Shiga Toxin-Producing Escherichia coli O157 in Slaughtered Reindeer from Northern Finland.

Zweifel C, Fierz L, Cernela N, Laaksonen S, Fredriksson-Ahomaa M, Stephan R.

J Food Prot. 2017 Mar;80(3):454-458. doi: 10.4315/0362-028X.JFP-16-457.

PMID:
28207302
11.

Presence of foodborne pathogens, extended-spectrum β-lactamase -producing Enterobacteriaceae, and methicillin-resistant Staphylococcus aureus in slaughtered reindeer in northern Finland and Norway.

Laaksonen S, Oksanen A, Julmi J, Zweifel C, Fredriksson-Ahomaa M, Stephan R.

Acta Vet Scand. 2017 Jan 3;59(1):2. doi: 10.1186/s13028-016-0272-x.

12.

Sheep carrying pathogenic Yersinia enterocolitica bioserotypes 2/O:9 and 5/O:3 in the feces at slaughter.

Joutsen S, Eklund KM, Laukkanen-Ninios R, Stephan R, Fredriksson-Ahomaa M.

Vet Microbiol. 2016 Dec 25;197:78-82. doi: 10.1016/j.vetmic.2016.11.004. Epub 2016 Nov 11.

13.

A survey for selected avian viral pathogens in backyard chicken farms in Finland.

Pohjola L, Tammiranta N, Ek-Kommonen C, Soveri T, Hänninen ML, Fredriksson Ahomaa M, Huovilainen A.

Avian Pathol. 2017 Apr;46(2):166-172. doi: 10.1080/03079457.2016.1232804. Epub 2016 Dec 8.

PMID:
27624642
14.

Conventional and molecular methods used in the detection and subtyping of Yersinia enterocolitica in food.

Petsios S, Fredriksson-Ahomaa M, Sakkas H, Papadopoulou C.

Int J Food Microbiol. 2016 Nov 21;237:55-72. doi: 10.1016/j.ijfoodmicro.2016.08.015. Epub 2016 Aug 12. Review.

PMID:
27543816
15.

Characterization of European Yersinia enterocolitica 1A strains using restriction fragment length polymorphism and multilocus sequence analysis.

Murros A, Säde E, Johansson P, Korkeala H, Fredriksson-Ahomaa M, Björkroth J.

Lett Appl Microbiol. 2016 Oct;63(4):282-8. doi: 10.1111/lam.12626. Epub 2016 Aug 26.

PMID:
27473388
16.

Bacterial quality and safety of packaged fresh leafy vegetables at the retail level in Finland.

Nousiainen LL, Joutsen S, Lunden J, Hänninen ML, Fredriksson-Ahomaa M.

Int J Food Microbiol. 2016 Sep 2;232:73-9. doi: 10.1016/j.ijfoodmicro.2016.05.020. Epub 2016 May 24.

PMID:
27257744
17.

Low Occurrence of Extended-Spectrum β-lactamase-Producing Escherichia coli in Finnish Food-Producing Animals.

Päivärinta M, Pohjola L, Fredriksson-Ahomaa M, Heikinheimo A.

Zoonoses Public Health. 2016 Dec;63(8):624-631. doi: 10.1111/zph.12277. Epub 2016 May 24.

PMID:
27215423
18.

Current food chain information provides insufficient information for modern meat inspection of pigs.

Felin E, Jukola E, Raulo S, Heinonen J, Fredriksson-Ahomaa M.

Prev Vet Med. 2016 May 1;127:113-20. doi: 10.1016/j.prevetmed.2016.03.007. Epub 2016 Mar 14.

PMID:
27020534
19.

New dominant spa type t2741 in livestock-associated MRSA (CC398-MRSA-V) in Finnish fattening pigs at slaughter.

Heikinheimo A, Johler S, Karvonen L, Julmi J, Fredriksson-Ahomaa M, Stephan R.

Antimicrob Resist Infect Control. 2016 Mar 2;5:6. doi: 10.1186/s13756-016-0105-8. eCollection 2016.

20.

Zoonotic Public Health Hazards in Backyard Chickens.

Pohjola L, Nykäsenoja S, Kivistö R, Soveri T, Huovilainen A, Hänninen ML, Fredriksson-Ahomaa M.

Zoonoses Public Health. 2016 Aug;63(5):420-30. doi: 10.1111/zph.12247. Epub 2016 Jan 11.

PMID:
26752227
21.

Questionnaire study and postmortem findings in backyard chicken flocks in Finland.

Pohjola L, Rossow L, Huovilainen A, Soveri T, Hänninen ML, Fredriksson-Ahomaa M.

Acta Vet Scand. 2015 Jan 22;57:3. doi: 10.1186/s13028-015-0095-1.

22.

Meat Juice Serology and Improved Food Chain Information as Control Tools for Pork-Related Public Health Hazards.

Felin E, Jukola E, Raulo S, Fredriksson-Ahomaa M.

Zoonoses Public Health. 2015 Sep;62(6):456-64. doi: 10.1111/zph.12174. Epub 2014 Dec 1.

PMID:
25439544
23.

High prevalence of pathogenic Yersinia enterocolitica in pig cheeks.

Laukkanen-Ninios R, Fredriksson-Ahomaa M, Maijala R, Korkeala H.

Food Microbiol. 2014 Oct;43:50-2. doi: 10.1016/j.fm.2014.04.016. Epub 2014 May 4.

PMID:
24929882
24.

Multiple-locus variable-number tandem-repeat analysis in genotyping Yersinia enterocolitica strains from human and porcine origins.

Virtanen S, Laukkanen-Ninios R, Ortiz Martínez P, Siitonen A, Fredriksson-Ahomaa M, Korkeala H.

J Clin Microbiol. 2013 Jul;51(7):2154-9. doi: 10.1128/JCM.00710-13. Epub 2013 May 1.

25.

Pathogenic bacteria in Finnish bulk tank milk.

Ruusunen M, Salonen M, Pulkkinen H, Huuskonen M, Hellström S, Revez J, Hänninen ML, Fredriksson-Ahomaa M, Lindström M.

Foodborne Pathog Dis. 2013 Feb;10(2):99-106. doi: 10.1089/fpd.2012.1284. Epub 2013 Feb 1.

PMID:
23373473
26.

Characteristics of Yersinia enterocolitica biotype 1A strains isolated from patients and asymptomatic carriers.

Stephan R, Joutsen S, Hofer E, Säde E, Björkroth J, Ziegler D, Fredriksson-Ahomaa M.

Eur J Clin Microbiol Infect Dis. 2013 Jul;32(7):869-75. doi: 10.1007/s10096-013-1820-1. Epub 2013 Jan 26.

27.

Sequencing of virulence genes shows limited genetic variability in Yersinia pseudotuberculosis.

Palonen E, Kangas S, Somervuo P, Lindström M, Fredriksson-Ahomaa M, Skurnik M, Korkeala H.

Foodborne Pathog Dis. 2013 Jan;10(1):21-7. doi: 10.1089/fpd.2012.1247. Epub 2012 Nov 15.

PMID:
23153288
28.

Isolation of enteropathogenic Yersinia from non-human sources.

Fredriksson-Ahomaa M.

Adv Exp Med Biol. 2012;954:97-105. doi: 10.1007/978-1-4614-3561-7_12. Review. No abstract available.

PMID:
22782751
29.

Pathogenic Yersinia enterocolitica O:3 isolated from a hunted wild alpine ibex.

Joutsen S, Sarno E, Fredriksson-Ahomaa M, Cernela N, Stephan R.

Epidemiol Infect. 2013 Mar;141(3):612-7. doi: 10.1017/S0950268812001239. Epub 2012 Jun 15.

30.

Detection of IgM and IgG against hepatitis E virus in serum and meat juice samples from pigs at slaughter in Bavaria, Germany.

Wacheck S, Werres C, Mohn U, Dorn S, Soutschek E, Fredriksson-Ahomaa M, Märtlbauer E.

Foodborne Pathog Dis. 2012 Jul;9(7):655-60. doi: 10.1089/fpd.2012.1141. Epub 2012 Jun 12.

PMID:
22690762
31.

Detection and characterization of Shiga toxin-producing Escherichia coli in faeces and lymphatic tissue of free-ranging deer.

Eggert M, Stüber E, Heurich M, Fredriksson-Ahomaa M, Burgos Y, Beutin L, Märtlbauer E.

Epidemiol Infect. 2013 Feb;141(2):251-9. doi: 10.1017/S0950268812000246. Epub 2012 Feb 28.

PMID:
22370185
32.

High number of Yersinia enterocolitica 4/O:3 in cold-stored modified atmosphere-packed pig cheek meat.

Fredriksson-Ahomaa M, Murros-Kontiainen A, Säde E, Puolanne E, Björkroth J.

Int J Food Microbiol. 2012 Apr 2;155(1-2):69-72. doi: 10.1016/j.ijfoodmicro.2012.01.021. Epub 2012 Feb 1.

PMID:
22336515
33.

Piglets are a source of pathogenic Yersinia enterocolitica on fattening-pig farms.

Virtanen S, Salonen L, Laukkanen-Ninios R, Fredriksson-Ahomaa M, Korkeala H.

Appl Environ Microbiol. 2012 Apr;78(8):3000-3. doi: 10.1128/AEM.07805-11. Epub 2012 Feb 3.

34.

Yersinia enterocolitica strains associated with human infections in Switzerland 2001-2010.

Fredriksson-Ahomaa M, Cernela N, Hächler H, Stephan R.

Eur J Clin Microbiol Infect Dis. 2012 Jul;31(7):1543-50. doi: 10.1007/s10096-011-1476-7. Epub 2011 Nov 10.

PMID:
22071910
35.

High frequency of multiresistant coagulase-positive Staphylococcus aureus found in slaughter pigs in Uruguay.

Meyer C, Fredriksson-Ahomaa M, Stüber E, Thiel S, Märtlbauer E.

Foodborne Pathog Dis. 2012 Jan;9(1):86-90. doi: 10.1089/fpd.2011.0973. Epub 2011 Oct 19.

PMID:
22011042
36.

Antimicrobial susceptibility and distribution of β-lactamase A (blaA) and β-lactamase B (blaB) genes in enteropathogenic Yersinia species.

Bonke R, Wacheck S, Stüber E, Meyer C, Märtlbauer E, Fredriksson-Ahomaa M.

Microb Drug Resist. 2011 Dec;17(4):575-81. doi: 10.1089/mdr.2011.0098. Epub 2011 Oct 4.

PMID:
21970627
37.

Rapid species specific identification and subtyping of Yersinia enterocolitica by MALDI-TOF mass spectrometry.

Stephan R, Cernela N, Ziegler D, Pflüger V, Tonolla M, Ravasi D, Fredriksson-Ahomaa M, Hächler H.

J Microbiol Methods. 2011 Nov;87(2):150-3. doi: 10.1016/j.mimet.2011.08.016. Epub 2011 Sep 3.

PMID:
21914454
38.

Comparison of broth microdilution and disk diffusion test for antimicrobial resistance testing in Yersinia enterocolitica 4/O:3 strains.

Meyer C, Stolle A, Fredriksson-Ahomaa M.

Microb Drug Resist. 2011 Sep;17(3):479-84. doi: 10.1089/mdr.2011.0012. Epub 2011 May 13.

PMID:
21568753
39.

Detection of Listeria monocytogenes in pork and beef using the VIDAS® LMO2 automated enzyme linked immunoassay method.

Meyer C, Fredriksson-Ahomaa M, Sperner B, Märtlbauer E.

Meat Sci. 2011 Jul;88(3):594-6. doi: 10.1016/j.meatsci.2011.01.035. Epub 2011 Feb 23.

PMID:
21345601
40.

Different enteropathogenic Yersinia strains found in wild boars and domestic pigs.

Fredriksson-Ahomaa M, Wacheck S, Bonke R, Stephan R.

Foodborne Pathog Dis. 2011 Jun;8(6):733-7. doi: 10.1089/fpd.2010.0711. Epub 2011 Feb 2.

41.

Yersinia pekkanenii sp. nov.

Murros-Kontiainen A, Johansson P, Niskanen T, Fredriksson-Ahomaa M, Korkeala H, Björkroth J.

Int J Syst Evol Microbiol. 2011 Oct;61(Pt 10):2363-7. doi: 10.1099/ijs.0.019984-0. Epub 2010 Oct 29.

PMID:
21037033
42.

Yersinia nurmii sp. nov.

Murros-Kontiainen A, Fredriksson-Ahomaa M, Korkeala H, Johansson P, Rahkila R, Björkroth J.

Int J Syst Evol Microbiol. 2011 Oct;61(Pt 10):2368-72. doi: 10.1099/ijs.0.024836-0. Epub 2010 Oct 29.

PMID:
21037032
43.

High bacterial contamination of pig tonsils at slaughter.

Fredriksson-Ahomaa M, Gerhardt M, Stolle A.

Meat Sci. 2009 Oct;83(2):334-6. doi: 10.1016/j.meatsci.2009.06.004. Epub 2009 Jun 6.

PMID:
20416719
44.

Wide variety of bioserotypes of enteropathogenic Yersinia in tonsils of English pigs at slaughter.

Ortiz Martínez P, Mylona S, Drake I, Fredriksson-Ahomaa M, Korkeala H, Corry JE.

Int J Food Microbiol. 2010 Apr 30;139(1-2):64-9. doi: 10.1016/j.ijfoodmicro.2010.02.006. Epub 2010 Feb 12.

PMID:
20206396
45.

Variation in the prevalence of enteropathogenic Yersinia in slaughter pigs from Belgium, Italy, and Spain.

Martínez PO, Fredriksson-Ahomaa M, Pallotti A, Rosmini R, Houf K, Korkeala H.

Foodborne Pathog Dis. 2011 Mar;8(3):445-50. doi: 10.1089/fpd.2009.0461. Epub 2010 Feb 26.

PMID:
20187744
46.

Characterization of Yersinia enterocolitica 4/O:3 isolates from tonsils of Bavarian slaughter pigs.

Fredriksson-Ahomaa M, Meyer C, Bonke R, Stüber E, Wacheck S.

Lett Appl Microbiol. 2010 Apr;50(4):412-8. doi: 10.1111/j.1472-765X.2010.02816.x. Epub 2010 Feb 1.

47.

Wild boars as an important reservoir for foodborne pathogens.

Wacheck S, Fredriksson-Ahomaa M, König M, Stolle A, Stephan R.

Foodborne Pathog Dis. 2010 Mar;7(3):307-12. doi: 10.1089/fpd.2009.0367.

48.

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.

Okwori AE, Martínez PO, Fredriksson-Ahomaa M, Agina SE, Korkeala H.

Food Microbiol. 2009 Dec;26(8):872-5. doi: 10.1016/j.fm.2009.06.001. Epub 2009 Jun 10.

PMID:
19835774
49.

Evaluation of isolation methods for pathogenic Yersinia enterocolitica from pig intestinal content.

Laukkanen R, Hakkinen M, Lundén J, Fredriksson-Ahomaa M, Johansson T, Korkeala H.

J Appl Microbiol. 2010 Mar;108(3):956-64. doi: 10.1111/j.1365-2672.2009.04494.x. Epub 2009 Jul 23.

50.

Prevalence of pathogenic Yersinia enterocolitica and Yersinia pseudotuberculosis in wild boars in Switzerland.

Fredriksson-Ahomaa M, Wacheck S, Koenig M, Stolle A, Stephan R.

Int J Food Microbiol. 2009 Nov 15;135(3):199-202. doi: 10.1016/j.ijfoodmicro.2009.08.019. Epub 2009 Aug 22.

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