Molecular characterization of endemic salmonella infections ... - Evira

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Finnish Food Safety Authority Evira Research Department Veterinary Bacteriology Kuopio, Finland and Department of Basic Veterinary Sciences Division of Microbiology and Epidemiology Faculty of Veterinary Medicine University of Helsinki Helsinki, Finland Molecular characterization of endemic salmonella infections in cattle Nanna Lindqvist ACADEMIC DISSERTATION To be presented with the permission of the Faculty of Veterinary Medicine, University of Helsinki, for public examination in the Walter Room, Agnes Sjöbergs gata 2, Helsinki, on 18th April 2008, at 12 o’clock noon. HELSINKI 2008
Supervised by Professor Sinikka Pelkonen, DVM, PhD Veterinary Bacteriology Research Department Finnish Food Safety Authority Evira Kuopio, Finland Supervising Professor Professor Airi Palva, PhD Division of Microbiology and Epidemiology Department of Basic Veterinary Sciences Faculty of Veterinary Medicine University of Helsinki, Finland Reviewed by Docent Kaisa Haukka, PhD Laboratory of Enteric Pathogens National Public Health Institute Helsinki, Finland Docent Miia Lindström, DVM, PhD Department of Food and Environmental Hygiene Faculty of Veterinary Medicine University of Helsinki, Finland Opponent Professor Marja-Liisa Hänninen, DVM, PhD Department of Food and Environmental Hygiene Faculty of Veterinary Medicine University of Helsinki, Finland ISSN 1796-4660; ISBN 978-952-225-006-3 (Paperback) ISSN 1797-2981; ISBN 978-952-225-007-0 (PDF) Helsinki University Print Helsinki 2008 2
Page 1: Evira Research Reports 3/2008 Nanna
Page 5 and 6: CONTENTS ABSTRACT 6 ACKNOWLEDGEMENT
Page 7 and 8: ABSTRACT Salmonellosis is one of th
Page 9 and 10: ACKNOWLEDGEMENTS This study was car
Page 11 and 12: ORIGINAL PUBLICATIONS The dissertat
Page 13 and 14: wanted to see the long term genetic
Page 15 and 16: Salmonella in 1989. Therefore, the
Page 17 and 18: Salmonella Dublin primarily localiz
Page 19 and 20: 2.2.3 Salmonella in cattle in the E
Page 21 and 22: considered endemic in Finland from
Page 23 and 24: In the Hazard Analysis and Critical
Page 25 and 26: Antimicrobial susceptibility testin
Page 27 and 28: The acquisition or loss of a plasmi
Page 29 and 30: In the 1990s, ribotyping was widely
Page 31 and 32: IS200-typing in S. Thompson yielded
Page 33 and 34: 2.4.2.6 Polymerase chain reaction (
Page 35 and 36: and one serotype did not always cor
Page 37 and 38: ibotyping (Millemann et al 2000). T
Page 39 and 40: and that could be used for discrimi
Page 41 and 42: number of hits 250 200 150 100 50 0
Page 43 and 44: 3. AIMS OF THE STUDY The aim of thi
Page 45 and 46: 4.1.2 S. Agona isolates (III) The i
Page 47 and 48: Biolabs, Beverly, MA, USA). The rea
Page 49 and 50: 4.2.3 Ribotyping and IS200-typing (
Page 51 and 52: 5. RESULTS 5.1 S. Infantis (I, II)
Page 53 and 54:
Ribo- and IS200-types (II). Fiftyse
Page 55 and 56:
in human isolates of domestic origi
Page 57 and 58:
5.3 S. Typhimurium DT1 (IV) PFGE pr
Page 59 and 60:
Neither large nor small plasmids we
Page 61 and 62:
analysed isolates. The banding patt
Page 63 and 64:
type pf1 was detected again. The se
Page 65 and 66:
We saw a total of 39 different PFGE
Page 67 and 68:
a connection with fur animals, whic
Page 69 and 70:
molecular analyses of S. Typhimuriu
Page 71 and 72:
6.3.2 S. Typhimurium DT1 infection
Page 73 and 74:
Table 2. The applicability of the m
Page 75 and 76:
(Table 2, continued) S. Typhimurium
Page 77 and 78:
interpretation of banding patterns
Page 79 and 80:
7. CONCLUSIONS 1. The genotype of t
Page 81 and 82:
Barton BM, Harding GP, Zuccarelli A
Page 83 and 84:
Cooke FJ, Wain J, Fookes M, Ivens A
Page 85 and 86:
Fisher IST. The Enter-net internati
Page 87 and 88:
Jones PW, Collins P, Brown GT, Aitk
Page 89 and 90:
Lindstedt B-A, Vardund T, Aas L, Ka
Page 91 and 92:
Nair S, Schreiber E, Thong KL, Pang
Page 93 and 94:
Peters TM, Maguire C, Threlfall EJ,
Page 95 and 96:
Seuna E. Salmonella infections of b
Page 97 and 98:
Threlfall EJ, Hampton MD, Ward LR,
Page 99:
Finnish Food Safety Authority Evira
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Molecular characterization of endemic salmonella infections ... - Evira

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