2008
Scientific publicationsJohansson K-E, Jansson, D, Pringle M, Råsbäck T, Tamm S, Fellström C. 2008. Bakteriers taxonomi och fylogeni- eller varför byta namn på bakterier. Svensk Veterinärtidning 11:11-18. Fellström C, Råsbäck T, Johansson KE, Olofsson T, Aspán A. 2008. Identification and genetic fingerprinting of Brachyspira species. Journal of Microbiological Methods. 72:133-40. Jansson DS, C. Fellström, T. Råsbäck, I. Vågsholm, A. Gunnarsson, F. Ingermaa, K.-E. Johansson. 2008. Phenotypic and molecular characterization of Brachyspira spp. isolated from laying hens in different housing systems. Veterinary Microbiology. 130:348-362.
Désirée S Jansson, Claes Fellström, Karl-Erik Johansson. 2008. Intestinal spirochetes isolated from wild-living jackdaws, hooded crows and rooks (genus Corvus): provisionally designated "Brachyspira corvi" sp. nov., Anaerobe, Accepted. Pringle M, Bergsten C, Fernström LL, Höök H, Johansson KE. 2008. Isolation and characterization of Treponema phagedenis-like spirochetes from digital dermatitis lesions in Swedish dairy cattle. 2008. Acta Veterinaria Scandinavica. 20;50:40. Congress papers
Backhans A, Fellström C. A prevalence study of Trichinella spp. in wild rodents in Sweden. Poster Proceedings, 20th International Pig Veterinary Society Congress, 22-26 June 2008, p 619 2007
Scientific publicationsRåsbäck T, Johansson KE, Jansson DS, Fellström C, Alikhani MY, La T,
Dunn DS, Hampson DJ. 2007. Development of a multilocus sequence typing scheme
for intestinal spirochaetes within the genus Brachyspira. Microbiology. 153:4074-87.
Jacobson M, Råsbäck T, Flöistrup H, Benz M, Braun-Fahrländer C, Riedler
J, Schram-Bijkerk D, Fellström C. 2007. Survey on the occurrence of
Brachyspira species and Lawsonia intracellularis in children living on
pig farms. Epidemiology and Infection. 135:1043-5.
Jacobson M., Lindberg R., Jonasson R., Fellström C., Jensen Waern M.
2007. Consecutive pathological and immunological alterations during
experimentally induced swine dysentery - A study performed by repeated
endoscopy and biopsy samplings through an intestinal cannula. Research
in Veterinary Science. 82:287-298
Råsbäck T., Jansson D.S., Johansson K.-E., Fellström C. 2007. A novel enteropathogenic strongly haemolytic spirochaete isolated from pig and mallard, provisionally designated "Brachyspira suanatina" sp. nov. Environmental Microbiology. 9:983-91.
Pringle M., Fellström C., Johansson K.-E. 2007. Decreased susceptibility to doxycycline associated with a 16S rRNA gene mutation in Brachyspira hyodysenteriae. Vet Microbiol. 123:245-248.
Congress papers
Johansson K-E, Pringle M, Jansson, D, Tamm S, Råsbäck T, Fellström C. 2007. Bakteriers taxonomi och fylogeni- eller varför byta namn på bakterier. Svensk Veterinärtidning nr 2, 11-19. Fellström C.
History, classification and diagnostic procedures of colonic
spirochaetes. The 4th international Conference on Colonic Spirochaetal
Infections in Animals and Humans 20th-22nd May 2007, abstract 1.
Fellström C, Råsbäck T, Johansson K.-E. Aspan A. Diagnostics and genetic typing of Brachyspira species with special emphasis on Brachyspira intermedia. The 4th international Conference on Colonic Spirochaetal Infections in Animals and Humans 20th-22nd May 2007, abstract 2.
Råsbäck T, Johansson K-E, Jansson DS, Fellström C, Alikhani MY, La T, Dunn DS, Hampson DJ. Multilocus sequence typing (MLST) of Brachyspira spp. The 4th international Conference on Colonic Spirochaetal Infections in Animals and Humans 20th-22nd May 2007, abstract 3.
Jansson DS, Råsbäck T, Wahlström H, Fellström C. Experimental infection of mallards (Anas platyrhunchos) with Brachyspira hyodysenteriae and "Brachyspira suanatina". The 4th international Conference on Colonic Spirochaetal Infections in Animals and Humans 20th-22nd May 2007, abstract 32.
Backhans A, Råsbäck T, Fellström C. Comparison of Brachyspira
isolates from rodents and pigs by randomly amplified polymorphic DNA
(RAPD) performed in two Swedish pig herds. The 4th international
Conference on Colonic Spirochaetal Infections in Animals and Humans
20th-22nd May 2007, abstract 33.
Jansson DS Fellström C, Råsbäck T, Gunnarsson A, Johansson K-E. Characterization of Brachyspira
spp. from Swedish laying hens. The 4th international Conference on
Colonic Spirochaetal Infections in Animals and Humans 20th-22nd May
2007, abstract 37.
Razmyar J, Johansson K-E, Jansson DS, Råsbäck T, Peighambari M, Barin A, Ahmadian S, Fellström C. Isolation and characterization of Brachyspira
spp. in Iran. The 4th international Conference on Colonic Spirochaetal
Infections in Animals and Humans 20th-22nd May 2007, abstract 41.
Johansson T, Råsbäck T, Roneús M, Fellström C, Jacobson M. Occurrence of Brachyspira spp. and Lawsonia intracellularis
in Swedish horses. The 4th international Conference on Colonic
Spirochaetal Infections in Animals and Humans 20th-22nd May 2007,
abstract 47.
Jansson DS, Råsbäck T, Fellström C, Johansson K-E. Avian intestinal spirochaetosis (Brachyspira
spp.) on a laying hen farm; case report and phenotypic and molecular
characterization of isolates. WVPA2007-03-040, XV Congress of the World
Veterinary Poultry Association (WVPA), 10-15 September, Beijing, China.
Jansson DS, Ingermaa F, Fellström C, Johansson K-E. Isolation of the chicken enteropathogen Brachyspira alvinipulli
from laying hens and wild ducks. WVPA2007-03-065, XV Congress of the
World Veterinary Poultry Association (WVPA), 10-15 September, Beijing,
China.
2006Scientific publicationsPringle, M., Landén, A., and Franklin, A. 2006. Tiamulin resistance in Swedish Brachyspira pilosicoli isolates. Res. Vet. Sci., 80:1-4. Pringle,
M., Aarestrup, F., Bergsjø, B., Fossi, M., Jouy, E., Landén, A.,
Mevius, D., Perry, K., Teale, C., Thomson, J., Skrzypczak, T., and
Franklin, A. 2006. Quality Control Ranges for Antimicrobial
Susceptibility Testing by Broth Dilution of the Brachyspira
hyodysenteriae Type Strain (ATCC 27164T). Microb. Drug Resist.,
12:219-221. Jacobson M, Råsbäck T, Flöistrup H, Benz M, Braun-Fahrländer C, Riedler J, Schram-Bijkerk D, Fellström C. Survey
on the occurrence of Brachyspira species and Lawsonia intracellularis
in children living on pig farms. Epidemiology and Infection, Short
Report, 2006 Nov 30; 1-3.
Råsbäck T, Fellström C, Gunnarsson A, Aspan A.
2006. Comparison of culture and biochemical tests with PCR for detection of
Brachyspira hyodysenteriae and Brachyspira pilosicoli. J. Microbiol.
Methods. 66:347-353.
Jacobson M., Lindberg R., Jonasson R., Fellström C., Jensen-Waern M. 2006.
Consecutive pathological and immunological alterations during
experimentally induced swine dysentery- A study performed under
repeated endoscopy through an intestinal cannula. Research in Veterinary Science. 4:1-12
Johansson T., Ronéus M., Råsbäck T., Jacobson M., Fellström C. 2006. Förekomst av Lawsonia intracellularis och Brachyspira spp. hos häst. Svensk Veterinärtidning nr 10, 11-15.
2005Scientific publicationsBoqvist, S., Ho Thi Viet Thu, Magnusson, U. 2005. Annual variations in Leptospira seroprevalence among sows in southern Vietnam. Tropical Animal Health Production. 37:443-9.
Råsbäck,
T., Fellström, C., Bergsjø, B., Cizek, A., Collin, K., Gunnarsson, A.,
Jensen, S. M., Mars, A., Thomson, J., Vyt, P., Pringle, M.
2005. Assessment of diagnostics and antimicrobial susceptibility
testing of Brachyspira species using a ring test. Vet. Microbiol.
109:229-43. Fellström, C., Råsbäck, T., and Gerth Löfstedt, M. Svindysenteri I Sverige - historik, bekämpning och framtidsutsikter. Svensk Veterinärtidning, 8-9, 2005. Jacobson, M., Gerth Löfstedt, M., Holmgren, N., Lundeheim, N., Fellström, C.
2005. The prevalence of Brachyspira spp. and Lawsonia intracellularis
in Swedish swine herds and in the wild boar population. J. Vet. Med. B.
52:6, in press.
Book chapter
Hampson, D., Fellström, C., and Thomson, J. Swine dysentery. In Diseases of Swine. Iowa State Press. Franklin, A., Pringle, M., and Hampson D.
Antimicrobial resistance in Clostridium, Brachyspira and other
anaerobes. In Antimicrobial Resistance in Bacteria of Animal Origin.
ASM Press, Washington, D.C.
Congress papers
Jansson, D.S., Johansson, K.-E., Zimmerman, U., Gunnarsson, A., and Fellström, C.
2005. Intestinal spirochaetes isolated from Jackdaws, Hooded crows and
Rooks (Genus Corvus). Abstract no. 11. In Proceedings of the Third
International Conference on Colonic Spirochaetal Infections in Animals
and Humans, Parma, Italy. Fellström, C.
2005. Swine dysentery, diagnostics and control. Abstract no. 18. In
Proceedings of the Third International Conference on Colonic
Spirochaetal Infections in Animals and Humans, Parma, Italy. Andersson, M., Berg, M., Fossum, C., and Jensen-Waern, M.
2005. Development of a microarray technique for studying porcine
cytokine production in intestine. Abstract no. 22. In Proceedings of
the Third International Conference on Colonic Spirochaetal Infections
in Animals and Humans, Parma, Italy. Råsbäck, T., Jansson, D.S., Johansson, K.-E., and Fellström, C.
2005. New isolates of strongly haemolytic spirochaetes dissimilar to
Brachyspira hyodysenteriae. Poster abstract no. 9. In Proceedings of
the Third International Conference on Colonic Spirochaetal Infections
in Animals and Humans, Parma, Italy. Jonasson, R., Andersson, T., Råsbäck, T., Johannissson, A., Fellström, C., and Jensen-Waern, M.
2005. Cellular and immune alterations during the clinical and recovery
phases of experimental swine dysentery. In Proceedings of the Third
International Conference on Colonic Spirochaetal Infections in Animals
and Humans, Parma, Italy.
2004Scientific publications
Jonasson, R., A. Johannisson, M. Jacobson, C. Fellström, and M. Jensen-Waern.
2004. Differences in lymphocyte subpopulations and cell counts before
and after experimentally-induced swine dysentery. J. Med. Microbiol.
53:267-272. Jansson, D. S., K.-E. Johansson, T. Olofsson, T. Råsbäck, I. Vågsholm, B. Pettersson, A. Gunnarsson, and C. Fellström.
2004. Brachyspira hyodysenteriae and other strongly β-hemolytic and
indole positive spirochaetes isolated from mallards (Anas
platyrhynchos). J. Med. Microbiol. 53:293-300. Jacobson, M., C. Fellström, R. Lindberg, P. Wallgren, and M. Jensen-Waern. 2004. Experimental swine dysentery: comparison between infection models. J. Med. Microbiol. 53:273-280. Karlsson, M., A. Aspán, A. Landén, and A. Franklin.
2004. Further characterization of porcine Brachyspira hyodysenteriae
isolates with decreased susceptibility to tiamulin. J. Med. Microbiol.
53:281-285. Karlsson, M., C. Fellström, K.-E. Johansson, and A. Franklin.
2004. Antimicrobial resistance in Brachyspira pilosicoli with special
reference to point mutations in the 23S rRNA gene associated with
macrolide and lincosamide resistance. Microbial Drug Resist.
10:204-208. Pringle, M., B. Vester, J. Poehlsgaard, K. Long.
2004. Mutations in ribosomal protein L3 and 23S ribosomal RNA at the
peptidyl transferase centre are associated with reduced susceptibility
to tiamulin in Brachyspira spp. isolates. Mol. Microbiol. 54:1295-1306. Johansson, K.-E., G. E. Duhamel, B. Bergsjö, E. Olsson-Engvall, M. Persson, B. Pettersson, and C. Fellström.
2004. Identification of three clusters of canine intestinal
spirochaetes by biochemical methods and 16S rDNA sequences. J. Med.
Microbiol. 53:345-350. Jacobson, M., A.
Aspan, M. Heldtander-Königson, C. Hård av Segerstad, P. Wallgren, C.
Fellström, M. Jensen Waern, and A. Gunnarsson. 2004 Routine
diagnostics of Lawsonia Intracellularis performed by PCR, serological
and post mortem examination, with special emphasis on sample
preparation methods for PCR. Vet. Microbiol. 102:189-201.
Congress papers
Jacobson, M., R. Lindberg, C. Fellström, and M. Jensen-Waern.
2004. A method to study enteric diseases in the large intestine by
intestinal canniculation and endoscopy in pigs, p. 246. In Proceedings
of the 18th International Pig Veterinary Society Congress, Hamburg,
Germany. Råsbäck, T., C. Fellström, A. Gunnarsson, and A. Aspan.
2004. A duplex PCR system in comparison with culture and biochemical
tests for detection of Brachyspitra hyodysenteriae and Brachyspira
pilosicoli, p. 246. In Proceedings of the 18th International Pig
Veterinary Society Congress, Hamburg, Germany. Fellström, C., A. Landén, M. Karlsson, A. Gunnarsson, and N. Holmgren.
2004. Mice as a reservoir in repeated outbreaks of swine dysentery in a
Swedish fattening herd, p. 280. In Proceedings of the 18th
International Pig Veterinary Society Congress, Hamburg, Germany. Råsbäck, T., L. Melin, N. Lundeheim, A. Gunnarsson, and C. Fellström.
2004. Isolation of Brachyspira species in a Swedish pig herds with
diarrhoea 1996-2003, p. 286. In Proceedings of the 18th International
Pig Veterinary Society Congress, Hamburg, Germany. Löfstedt, M., N. Holmgren, N. Lundeheim, M. Jacobson, and C. Fellström.
2004. Risk factors for diarrhoea in growers in Swedish pig herds, p.
288. In Proceedings of the 18th International Pig Veterinary Society
Congress, Hamburg, Germany. Löfstedt, M., N. Holmgren, M. Jacobson, C. Fellström, and N. Lundeheim.
2004. Lawsonia intracellularis and Brachyspira species in Swedish
growers, p. 289. In Proceedings of the 18th International Pig
Veterinary Society Congress, Hamburg, Germany. Fellström,
C., K.-E. Johansson, M. Jacobson, M. Pringle, T. Råsbäck T, M.
Andersson, R. Jonasson, M. Jensen-Waern M, A. Gunnarsson, and D. S.
Jansson. 2004. Brachyspira- och Lawsoniainfektioner hos svin
och fjäderfä, pågående projekt vid SLU/SVA, p. 197. In Proceedings of
Jordbrukskonferensen. SLU, 23-24 nov., Uppsala, Sweden. Fellström, C., A. Landén, M. Pringle, A. Gunnarsson, and N. Holmgren.
2004. Möss som reservoar för dysenterismitta i en slaktsvinsbesättning,
p. 198. In Proceedings of Jordbrukskonferensen. SLU, 23-24 nov.,
Uppsala, Sweden. Jacobson, M., C. Fellström, R. Lindberg, P. Wallgren, and M. Jensen-Waern.
2004. Kan stor mängd soja i fodret öka mottagligheten för
svindysenteri?, p. 199. In Proceedings of Jordbrukskonferensen. SLU,
23-24 nov., Uppsala, Sweden. Jansson, D. S., T. Råsbäck, B. Båverud, M. Pringle, L.-G. Larsson, A. Gunnarsson, K.-E. Johansson, and C. Fellström.
2004. Atypiskt svindysenteriutbrott - möjlig spridning från vilda
fåglar, p. 200. In Proceedings of Jordbrukskonferensen. SLU, 23-24
nov., Uppsala, Sweden. Jonasson, R., M. Andersson, A. Johannisson, and M. Jensen-Waern.
Subsequent changes in leukocyte populations during the clinical and
recovery phase of experimental swine dysentery, p. 423. In Proceedings
of the 7th International Veterinary Immunolgy Symposium, Quebec, Canada.
2003Scientific publicationsBoqvist, S., Montgomery, J.M., Hurst, M., Ho Thi, V.T., Olsson Engvall, E., Gunnarsson, A., Magnusson, U. 2003. Leptospira in slaughtered fattening pigs in southern Vietnam: Seropositivity, presence of the bacteria in the kidneys and morphological findings. Vet. Microbiol. 93, 361-368.
Jacobson, M., C. Hård av Segerstad, A. Gunnarrson, C. Fellström, K. de Verdier Klingenberg, P. Wallgren, and M. Jensen-Waern.
2003. Diarrhoea in the growing pig - a comparison of clinical,
morphological and microbial findings between animals from good and poor
performance herds. Res. Vet. Sci. 74:163-169. Karlsson, M., C. Fellström, A. Gunnarsson, A. Landén, and A. Franklin.
2003. Antimicrobial susceptibility testing of porcine Brachyspira
(Serpulina) species isolates. J. Clin. Microbiol. 41:2596-2604.
Congress papersBoqvist, S. 2003. Leptospira and Reproduction in Livestock. Eds. Antane, V., Magnusson, U. Farm animal reproduction: Reducing infectious diseases. Proceedings from a symposium at The Faculty of Veterinary Medicine, Jelgava, Latvia, January 22-23, 2003. CRU report 16. pp 5-7.
Fellström, C.
2003. The intestinal spirochaetes - the beginning, the present and the
bitter end, Abstract no. 1. In Proceedings of the Second International
Conference on Colonic Spirochaetal Infections in Animals and Humans,
Eddleston, Scotland, UK. Fellström, C., T. Olofsson , B. Pettersson, S. Ahrné, G. Molin, A. Gunnarsson, and K.-E. Johansson.
2003. A comparison of 16S rDNA sequencing, pulsed field gel
electrophoresis (PFGE) and randomly amplified polymorphic DNA (RAPD)
for classification of porcine Brachyspira species. Abstract no. 2. In
Proceedings of the Second International Conference on Colonic
Spirochaetal Infections in Animals and Humans, Eddleston, Scotland, UK. Jansson, D. S., K.-E. Johansson, T. Olofsson, B. Pettersson, A. Gunnarsson, U. Zimmerman, and C. Fellström.
2003. Analysis of Brachyspira hyodysenteriae isolated from mallards
(Anas plathyrynchos), Abstract no. 4. In Proceedings of the Second
International Conference on Colonic Spirochaetal Infections in Animals
and Humans, Eddleston, Scotland, UK. Jacobson, M., C. Fellström, R. Lindberg, P. Wallgren, and M. Jensen-Waern.
2003. Experimental swine dysentery - infection models and acute phase
protein response Abstract no. 12. In Proceedings of the Second
International Conference on Colonic Spirochaetal Infections in Animals
and Humans, Eddleston, Scotland, UK. Karlsson, M., A. Aspán, A. Landén, and A. Franklin.
2003. Further characterization of porcine Brachyspira hyodysenteriae
isolates with decreased susceptibility to tiamulin, Abstract no. 22. In
Proceedings of the Second International Conference on Colonic
Spirochaetal Infections in Animals and Humans, Eddleston, Scotland, UK. Råsbäck, T., M. Karlsson, C. Fellström, U. Zimmerman, and A. Gunnarsson.
2003. A laboratory diagnostic ring trial for Brachyspira species,
possibilities and pitfalls, Abstract no. 24. In Proceedings of the
Second International Conference on Colonic Spirochaetal Infections in
Animals and Humans, Eddleston, Scotland, UK. Fellström, C., D. S. Jansson, T. Råsbäck, B. Pettersson, K.-E. Johansson, T. Olofsson, J. Thomsson, A. Gunnarsson, and S. Ahrné.
2003. Emended description of strongly hemolytic intestinal
spirochaetes, Abstract no. 29. In Proceedings of the Second
International Conference on Colonic Spirochaetal Infections in Animals
and Humans, Eddleston, Scotland, UK. Murray,
D. H., B. P. Murray, K.-E. Johansson, J. Dick, T. Olofsson, B.
Pettersson, K. Sumption, S. Ahrné, T. Råsbäck, J. Thomson, and C.
Fellström. 2003. Characterisation of a group of atypical
Brachyspira hyodysenteriae isolates, Abstract no. 30. In Proceedings of
the Second International Conference on Colonic Spirochaetal Infections
in Animals and Humans, Eddleston, Scotland, UK. Johansson, K.-E., G. Duhamel, B. Bergsjö, E. Olsson-Engvall, M. Persson, B. Pettersson, and C. Fellström.
2003. Phylogeny of canine intestinal spirochaetes based on 16S rDNA
analysis, Abstract no. 33. In Proceedings of the Second International
Conference on Colonic Spirochaetal Infections in Animals and Humans,
Eddleston, Scotland, UK. Duhamel, G. E., C. Fellström, C. J. Stryker, M. Alexander, A. Gunnarsson, and G. Osterhout G.
2003. Characterization of canine Brachyspira by fatty acid analysis and
pulsed-field gel electrophoresis, Abstract no. 34. In Proceedings of
the Second International Conference on Colonic Spirochaetal Infections
in Animals and Humans, Eddleston, Scotland, UK. Råsbäck, T., W. Kraaz, L. Engstrand, B. Hilding, J. G. Mattsson, and C. Fellström.
2003. Four human patients with intestinal spirochaetosis: culture,
identification and serologic reactions to Brachyspira aalborgi whole
cell proteins, Abstract no. 36. In Proceedings of the Second
International Conference on Colonic Spirochaetal Infections in Animals
and Humans, Eddleston, Scotland, UK. Jansson, D. S., and C. Fellström.
2003. Morphologic evidence of invasion of enterocytes by Brachyspira
spp. in chicken with diarrhoea, Abstract no. 44. In Proceedings of the
Second International Conference on Colonic Spirochaetal Infections in
Animals and Humans, Eddleston, Scotland, UK. Jonasson, R., M. Jacobson, A. Johannison, C. Fellström, and M. Jensen-Waern.
2003. The cellular immune response during experimentally induced swine
dysentery Abstract no. 49. In Proceedings of the Second International
Conference on Colonic Spirochaetal Infections in Animals and Humans,
Eddleston, Scotland, UK. Råsbäck, T., C. Fellström, A. Gunnarsson, and A. Aspan.
2003. Identification of Brachyspira hyodysenteriae by a duplex PCR
system. Abstract no. 51. In Proceedings of the Second International
Conference on Colonic Spirochaetal Infections in Animals and Humans,
Eddleston, Scotland, UK.
2002Scientific publicationsBoqvist, S., Ho Thi, V. T., Vågsholm, I., Magnusson, U. 2002. The impact of seropositivity on the reproductive performance among sows in the Mekong delta, Vietnam. Theriogenology. 58, 1327-1355.
Boqvist, S., B .L. Chau, A. Gunnarsson, E. Olsson Engvall, I. Vågsholm and U. Magnusson. 2002. Animal- and herd-level risk factors for leptospiral seropositivity among sows in the Mekong delta, Vietnam. Prev. Vet. Med. 53: 233-245.
Karlsson, M., A. Franklin, M. Stampe, and C. Fellström. 2002. Terapisvikt vid spiroketal diarré. Svensk Veterinärtidning 54:245-247. Karlsson, M., S. Oxberry, and D. Hampson.
2002. Antimicrobial susceptibility testing of Australian isolates of
Brachyspira (Serpulina) hyodysenteriae using a new broth dilution
method. Vet. Microbiol. 84:123-133.
Congress papers
Fellström, C., M. Jacobson, T. Råsbäck T, and M. Jensen-Waern M, A. Gunnarsson.
2002. Diarré hos svin, pågående projekt vid Institutionen för kirurgi
och medicin, stordjur, p. 197. In Proceedings of Jordbrukskonferensen.
SLU, 19-20 nov., Uppsala, Sweden. Fellström, C., U. Zimmerman, D. S. Jansson, A. Gunnarsson, and M. Karlsson.
2002. In vitro susceptibility of avian isolates of Brachyspira spp to
six antimicrobial agents, p. 356. In Proceedings of the 12th
International Congress of the World Veterinary Poultry Association
Cairo, Egypt. Jansson, D. S., U. Zimmerman, B. Pettersson, A. Gunnarsson, and C. Fellström.
2002. Brachyspira hyodysenteriae, the etiologic agent of swine
dysentery, isolated from mallards on a game bird, p. 335. In
Proceedings of the 12th International Congress of the World Veterinary
Poultry Association Cairo, Egypt. M. Jacobson, C. Hård av Segerstad, A. Gunnarsson, C. Fellström, K. de Verdier Klingenberg, P. Wallgren, and M. Jensen-Waern M.
2002. Diarré hos tillväxtgrisar- en jämförande studie mellan
besättningar med bra, respektive dålig tillväxt hos växande grisar, p.
215. In Proceedings of Jordbrukskonferensen. SLU, 19-20 nov., Uppsala,
Sweden. Jansson, D. S., U. Zimmerman, O. Fossum, A. Gunnarsson, and C. Fellström.
2002. Triple infection with intestinal spirochaetes (Genus Brachyspira
spp.) in a Swedish layer flock with faecal staining of egg shells, p.
336. In Proceedings of the 12th International Congress of the World
Veterinary Poultry Association Cairo, Egypt. Jacobson, M., M. Jensen-Waern, A. Gunnarsson, and C. Fellström.
2002. Predeliction sites of weakly beta-hemolytic Brachyspira spp in
the large intestine of pigs, p. 193. In Proceedings of the 17th
International Pig Veterinary Society Congress, Ames, IA, USA. Fellström, C., M. Jacobson, U. Zimmerman, and A. Gunnarsson.
2002. Screening for Brachyspira spp and Lawsonia intracellularis, p.
192. In Proceedings of the 17th International Pig Veterinary Society
Congress, Ames, IA, USA. Karlsson, M., J. Rohde, M. Kessler, and A. Franklin.
2002. Decreased susceptibility to tiamulin in German isolates of
Brachyspira hyodysenteriae, p. 189. In Proceedings of the 17th
International Pig Veterinary Society Congress, Ames, IA, USA. Olofsson, T., M. Molin, S. Ahrné, and C. Fellström.
2002. Typing of Brachyspira-strains with genetically based methods, p.
306. In Proceedings of The world of microbes, Paris, France, July
27-Aug 1.
Other publications
Fellström, C., and A. Gunnarsson. 2002. Intestinal spiroketos hos hund. SHF-bulletinen nr 2, 44-48.
2001Scientific publications
Fellström, C., B. Pettersson, U. Zimmerman, A. Gunnarsson, and R. Feinstein. 2001. Brachyspira spp isolated from Swedish dogs. Anim. Health Res. Rev. 2:75-82. Fellström, C., U. Zimmerman, A. Aspan, and A. Gunnarsson.
2001. The use of culture, pooled samples and PCR for identification of
herds infected with Brachyspira hyodysenteriae. Anim. Health Res. Rev.
2:37-44. Kraaz, W., B. Pettersson, U. Thunberg, L. Engstrand, and C. Fellström.
2001. Brachyspira aalborgi infection diagnosed with culture and 16S
rDNA sequencing from human colonic biopsies. Anim. Health Res. Rev.
2:111-116. Jansson, D., C. Bröjer, D. Gavier-Widén, A. Gunnarsson, and C. Fellström.
2001. Intestinal spirochetes of the genus Brachyspira spp. (Serpulina
spp.) in Swedish game birds. Anim. Health Res. Rev. 2:93-100. Jacobson, M., J.-E. Lindberg, R. Lindberg, C. Hård av Segerstad, P. Wallgren, C. Fellström, C. Hultén, and M. Jensen-Waern. 2001. Intestinal Cannulation: Model for study of the midgut of the pig. Comp. Med. 51:163-170. Karlsson, M., C. Fellström, and A. Franklin. 2001. Svindysenteri och antibiotika resistens. Svensk Veterinärtidning 53:15-19. Karlsson, M., A. Gunnarsson, and A. Franklin. 2001. Susceptibility to pleuromutilins in Brachyspira (Serpulina) hyodysenteriae. Anim. Health Res. Rev. 2:59-65. Poulsen, S. M., M. Karlsson, L. B. Johansson, and B. Vester. 2001. The pleuromutilin drugs bnd to the RNA at the peptidyl transferase center on the ribosome. Mol. Microbiol. 41:1091-1099. Jansson, D., O. Fossum, K. Satora, A. Gunnarsson, and C. Fellström. 2001. Spiroketala infektioner (Brachyspira spp) hos tamhöns i Sverige). Svensk Veterinärtidning 53:69-74. Fellström, C., and W. Kraaz. 2001. Intestinal spiroketos hos människor i Sverige. Svensk Veterinärtidning 53:209-213. Fellström, C., A. Gunnarsson, and R. Feinstein. 2001. Intestinal spiroketos hos hund. Svensk Veterinärtidning 53:139-142.
Congress papers
Fellström, C., W. Kraaz, U. Zimmerman, and A. Aspan.
2001. Comparison of Brachyspira spp. isolates from humans and animals
by pulsed-field gel electrophoresis. Abstract, Mikrobiologiska
vårmötet, Uppsala.
2000Scientific publications
Kraaz, W., B. Pettersson, U. Thunberg, L. Engstrand, and C. Fellström.
2000. Brachyspira aalborgi infection diagnosed by culture and 16S
ribosomal DNA sequencing using human colonic biopsy specimens. J. Clin.
Microbiol. 38:3555-3560. Fellström, C. 2000. Intestinala spiroketala infektioner hos människor och djur. Del I. Svensk Veterinärtidning 52:817-820. Fellström, C., A. Gunnarsson, and M. Wierup. 2000. Diagnostik och bekämpning av svindysenteri i Sverige. Svensk Veterinärtidning 52:865-870. Pettersson, B., M. Wang, C. Fellström, M. Uhlén, B. Jeppsson, G. Molin, and S. Ahrné.
2000. Phylogenetic evidence for novel and genetically different
intestinal spirochetes resembling Brachyspira aalborgi in the mucosa of
the human colon as revealed by 16S rDNA analysis. Syst. Appl.
Microbiol. 23:355-363.
Congress papersBoqvist, S. 2000. The disease leptospirosis among pigs in th e Mekong delta, Vietnam. U-landsforskning 2000. Från forskning om u-land till forskning om världen. Göteborgs universitet, Sida. Göteborg 13-15 januari 2000, pp 12.
Fellström, C., M. Karlsson, and A. Gunnarsson.
2000. Prevalences, genetic typing and antimicrobial suseptibility of
Brachyspira species in a pig herd with swine dysentery, p. 6. In
Proceedings of the 16th International Pig Veterinary Society Congress,
Melbourne, Australia. Karlsson, M., and A. Franklin.
2000. Susceptibility testing of Swedish Brachyspira hyodysenteriae
isolates by broth dilution procedure, p. 123. In Proceedings of the
16th International Pig Veterinary Society Congress, Melbourne,
Australia. Jacobson, M., C. Fellström, M. Heldtander, and A. Gunnarsson.
2000. The prevalence of Lawsonia intracellularis in pigs submitted for
autopsy, p. 74. In Proceedings of the 16th International Pig Veterinary
Society Congress, Melbourne, Australia. Fellström, C., A. Gunnarsson, and A. Aspan.
2000. PFGE applied on isolates of Brachyspira (Serpulina) spp., p. 6.
In Proceedings from the Nordic PFGE meeting Jan 27-28. Department of
Food Hygiene, Faculty of Veterinary Medicine, SLU, Uppsala, Sweden. Fellström, C., M. Karlsson, A. Franklin, A. Gunnarsson, B. Molander, and M. Wierup.
2000. Bekämpning av svindysenteri-antibiotikabehandling och
resistensproblem, pp. 178-180. In Proceedings of Jordbrukskonferensen -
forskning för det nya seklet, SLU, 6-7 Nov., Uppsala, Sweden.
Other publications
Fellström, C., and M. Karlsson.
2000. Ekenäsmötet 2000: Tarminfektioner orsakade av spiroketer hos
grisar, hundar, fåglar och människor. Svinskötsel nr 5, 26-28. Karlsson, M., and C. Fellström.
2000. Ekenäsmötet-en konferens om grovtarmsinfektioner orsakade av
spiroketer hos djur och människor. Svammel, SVA. Nr 3, 12-15.
1999Scientific publications
Karlsson, M., C. Fellström, M. Heltander, K.-E. Johansson, and A. Franklin.
1999. Genetic basis of macrolide and lincosamide resistance in
Brachyspira (Serpulina) hyodysenteriae. FEMS Microbiol. Lett.
172:255-260. Fellström, C., M. Karlsson, B. Pettersson, U. Zimmerman, A. Gunnarsson, and A. Aspan.
1999. Emended description of indolenegative and indole positive
isolates of Brachyspira (Serpulina) hyodysenteriae. Vet. Microbiol.
70:225-238.
Congress papers
Fellström, C., A. Gunnarsson, A. Johansson, and R. Feinstein.
1999. Serpulina pilosicoli as a possible cause of diarrhoea and
hyperplasia of gut-accociated lymphoid tissuses (GALT) in laboratory
dogs. In Proceedings of ICLAS Felasa, Palma de Mallorca, Spain. Boqvist, S., Vågsholm, I., Magnusson, U. 1999. Risk factors for sero-positivity of Leptopsira interrogans sv bratislava, L. interrogans sv pomona and L. interrogans sv icterohaemorrhagiae in sows at small-scale family farms in the Mekong delta, Vietnam. Third conference of the European Society for Domestic Animal Reproduction. Anger, France, November 26-27, pp 43-44.
Boqvist, S., Vågsholm, I., Olsson Engvall, E., Gunnarsson, A., Loc, C. B., Magnusson, U. 1999. Differences in serologic prevalence of leptospirosis between sows at large.scale statefarms and small-scale family farms in the Mekong delta, Vietnam. International Leptospirosis Society. Second meeting, Marysville, Australia, 22-25 August 1999, p 67.
Karlsson, M., K.-E. Johansson, A. Landén, and A. Franklin.
1999. Point mutations in the 23S rRNA gene of Brachyspira (Serpulina)
pilosicoli associated with macrolide and lincosamide resistance, p.
116. In Proceedings of the 39th Interscience conference on
antimicrobial agents and chemotherapy, San Francisco, USA.
Other publications
Fellström, C.
1999. Betydelsen av infektionssjukdomar hos svin i olika
produktionssystem. Jordbrukskonferensen - forskning för det nya seklet,
SLU - Stiftelsen Svensk Lantbruksforskning, Uppsala, Sweden. Fellström, C., and M. Karlsson.
1999. Dysenteri och dysenteriliknande sjukdomar hos svin.
Jordbrukskonferensen - forskning för det nya seklet, SLU - Stiftelsen
Svensk Lantbruksforskning, Uppsala, Sweden
1998Congress papers
Fellström, C., L. Melin, M. Wierup, and A. Gunnarsson.
1998. Isolation of Serpulina species in Swedish pig herds with
diarrhoea, Vol. 2, p. 59. In Proceedings of the 15th International Pig
Veterinary Society Congress, Birmingham, UK. Fellström, C. 1997. Diet och Dysenteri. In Proceedings of Veterinärmötet 1997. Sammanställning av föredrag, 242-246. Fellström, C., and M. Karlsson. 1998. Dysenteri och dysenteriliknande sjukdomar hos svin. Svinforskning vid SLU, Sveriges Grisproducenters Årsmöte. Fellström, C.
1998. Patogenes, karakteristik och diagnostik av svindysenteri och
dysenteriliknande sjukdomar hos svin. Köttböndernas seminarium 23
februari, Stockholm, Sweden.
1997Scientific publications
Fellström, C., B. Pettersson, J. Thomson, A. Gunnarsson, M. Persson, and K.-E. Johansson. 1997.
Identification of Serpulina species associated with porcine colitis by
biochemical analysis and PCR. J. Clin. Microbiol. 35:462-467.
Other publications
Fellström, C.
1997. Dysenteri och dysenteriliknande sjukdomar en vanlig orsak till
diarréproblem i svenska svinbesättningar. SLU Fakta Husdjur.
1996Scientific publications
Fellström, C., B. Pettersson, K.-E. Johansson, N. Lundeheim, and A. Gunnarsson.
1996. Prevalence of Serpulina species in relation to diarrhea and feed
medication in pig rearing herds. Am. J. Vet. Res. 57:807-811. Pettersson, B, C. Fellström, A. Andersson, M. Uhlén, A. Gunnarsson, and K.-E. Johansson.
1996. The phylogeny of intestinal porcine spirochetes (Serpulina
species) based on sequence analysis of the 16S rRNA gene. J. Bacteriol.
178:4189-4199.
Congress papers
Fellström, C., A. Gunnarsson, and A. Franklin.
1996. In vitro activity of 7 antibacterials against 4 variants of
Serpulina species, p. 292. In Proceedings of the 14th International Pig
Veterinary Society Congress, Bologna, Italy. Heldmer, E., A. Gunnarsson, and C. Fellström.
1996. Eradication programs of swine dysentery performed in Swedish sow
pool system, p. 281. In Proceedings of the 14th International Pig
Veterinary Society Congress, Bologna, Italy. Fellström, C., B. Pettersson, A. Gunnarsson, J. Thomson, M. Persson, and K.-E. Johansson.
1996. PCR as a complement to a diagnostic system for Serpulina
pilosicoli based on biochemical tests, p. 279. In Proceedings of the
14th International Pig Veterinary Society Congress, Bologna, Italy. Fellström, C.
1996. Weakly beta-hemolytic intestinal spirochaetes (WBHIS), their
importance in enteric disease. In Proceedings of the Conference on
infectious and parasitic diseases of the alimentary tract of humans and
animals, Kazimierz Dolny n. Wisla, Poland.
1995Scientific publications
Fellström, C., and A. Gunnarsson. 1995. Phenotypical characterization of intestinal spirochaetes isolated from swine. Res. Vet. Sci. 59:1-4. Fellström, C., B. Petterson, M. Uhlén, A. Gunnarsson, and K.-E. Johansson.
1995. Phylogeny of Serpulina based on sequence analyses of the 16S rRNA
gene and comparison with a scheme involving biochemical classification.
Res. Vet. Sci. 59: 5-9. Fellström, C., J. Rabe, and A. Gunnarsson.
1995. Bakteriella orsaker till diarré hos växande grisar i Sverige. I:
Avvänjningsdiarré och proliferativ enteropati. Svensk Veterinärtidning
47:205-208. Fellström, C, and A. Gunnarsson.
1995. Bakteriella orsaker till diarré hos växande grisar i Sverige. II:
Serpulina-infektioner. Svensk Veterinärtidning 47:211-215. Fellström, C.
1995. Diagnostiska studier av tarmspirocheter hos svin. In Proceedings
Mikrobiologidagarna, Svenska föreningen för mikrobiologi, Uppsala,
Sweden.
Other publications
Fellström, C. 1995. "Nya" bakterier upptäckta som orsak till diarré hos smågrisar efter avvänjning. Svinskötsel nr 1, 28-29.
1994Congress papers
Fellström, C., K. Martinsson, and A. Gunnarsson.
1994. The distribution of different biochemichal variants of intestinal
spirochetes (Serpulina innocens) in 19 Swedish pig herds, p. 196. In
Proceedings of the 13th International Pig Veterinary Society Congress,
Bangkok, Thailand. Fellström, C., A. Gunnarsson, M. Uhlén, and K.-E. Johansson.
1994. Classification of intestinal porcine spirochetes by 16S rRNA
sequencing and biochemical methods, p. 146. In Proceedings of the 13th
International Pig Veterinary Society Congress, Bangkok, Thailand. Fellström, C., and A. Gunnarsson.
1994. A biochemical reaction scheme for porcine intestinal spirochetes,
p. 145. In Proceedings of the 13th International Pig Veterinary Society
Congress, Bangkok, Thailand.
1993Other publications
Fellström, C. 1993. Diarréer efter avvänjning hos gris - dysenteri? SVA-aktuellt nr 1, 11-14.
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