Free Access
Vet. Res.
Volume 41, Number 4, July–August 2010
Number of page(s) 12
Published online 13 April 2010
How to cite this article Vet. Res. (2010) 41:49
  • Bos H.J., Development of a live vaccine against ovine toxoplasmosis, in: Smith E. (Ed.), Toxoplasmosis, NATO A SI Series, vol. H78, 1993, pp. 231–243. [Google Scholar]
  • Buxton D., Ovine toxoplasmosis: a review, J. R. Soc. Med. (1990) 83:509–511. [PubMed] [Google Scholar]
  • Buxton D., Thomson K., Maley S., Wright S., Bos H.J., Vaccination of sheep with a live incomplete strain (S48) of Toxoplasma gondii and their immunity to challenge when pregnant, Vet. Rec. (1991) 129:89–93. [Google Scholar]
  • Buxton D., Thomson K.M., Maley S., Wright S., Bos H.J., Experimental challenge of sheep 18 months after vaccination with a live (S48) Toxoplasma gondii vaccine, Vet. Rec. (1993) 133:310–312. [CrossRef] [PubMed] [Google Scholar]
  • Buxton D., Thomson K.M., Maley S., Wastling J.M., Innes E.A., Panton W.R., Nicoll S., Primary and secondary responses of the ovine lymph node to Toxoplasma gondii: cell output in efferent lymph and parasite detection, J. Comp. Pathol. (1994) 111:231–241. [CrossRef] [PubMed] [Google Scholar]
  • Buxton D., Innes E.A., A commercial vaccine for ovine toxoplasmosis, Parasitology (1995) 110:S11–S16. [CrossRef] [PubMed] [Google Scholar]
  • Buxton D., Protozoan infections (Toxoplasma gondii, Neospora caninum and Sarcocystis spp.) in sheep and goats: recent advances, Vet. Res. (1998) 29:289–310. [PubMed] [Google Scholar]
  • Buxton D., Maley S.W., Wright S.E., Rodger S., Bartley P., Innes E.A., Toxoplasma gondii and ovine toxoplasmosis: new aspects of an old story, Vet. Parasitol. (2007) 149:25–28. [Google Scholar]
  • Cérède O., Dubremetz J.F., Soête M., Deslée D., Vial H., Bout D., Lebrun M., Synergistic role of micronemal proteins in Toxoplasma gondii virulence, J. Exp. Med. (2005) 201:453–463. [CrossRef] [PubMed] [Google Scholar]
  • Clementino M.M., Souza M.F., Andrade Neto V.F., Seroprevalence and Toxoplasma gondii-IgG avidity in sheep from Lajes, Brazil, Vet. Parasitol. (2007) 146:199–203. [Google Scholar]
  • Cook A.J., Gilbert R.E., Buffolano W., Zufferey J., Petersen E., Jenum P.A., et al., Sources of toxoplasma infection in pregnant women: European multicentre case-control study, European Research Network on Congenital Toxoplasmosis, B.M.J. (2000) 321:142–147. [Google Scholar]
  • Dardé M.L., Bouteille B., Pestre-Alexandre M., Isoenzyme analysis of 35 Toxoplasma gondii isolates and the biological and epidemiological implications, J. Parasitol. (1992) 78:786–794. [Google Scholar]
  • Dubey J.P., Sundar N., Hill D., Velmurugan G.V., Bandini L.A., Kwok O.C.H., et al., High prevalence and abundant atypical genotypes of Toxoplasma gondii isolated from lambs destined for human consumption in the USA, Int. J. Parasitol. (2008) 38:999–1006. [Google Scholar]
  • Dubey J.P., Toxoplasmosis in sheep-The last 20 years, Vet. Parasitol. (2009) 163:1–14. [Google Scholar]
  • Dumètre A., Ajzenberg D., Rozette L., Mercier A., Dardé M.L., Toxoplasma gondii infection in sheep from Haute-Vienne, France: seroprevalence and isolate genotyping by microsatellite analysis, Vet. Parasitol. (2006) 142:376–379. [Google Scholar]
  • Esteban-Redondo E., Maley S.W., Thomso K., Nicoll S., Wright S., Buxton D., Innes E.A., Detection of T. gondii in tissues of sheep and cattle following oral infection, Vet. Parasitol. (1999) 86:155–171. [Google Scholar]
  • Fayer R., Toxoplasmosis update and public health implications, Can. Vet. J. (1981) 22:344–352. [PubMed] [Google Scholar]
  • Fazaeli A., Ebrahimzadeh A., A new perspective on and re-assessment of SAG2 locus as the tool for genetic analysis of Toxoplasma gondii isolates, Parasitol. Res. (2007) 101:99–104. [CrossRef] [PubMed] [Google Scholar]
  • Fredriksson G., Buxton D., Uggla A., Kindahl H., Edqvist L.E., The effect of Toxoplasma gondii infection in unvaccinated and iscom-vaccinated pregnant ewes as monitored by plasma levels of 15-ketodihydroprostaglandin F2 alpha, progesterone, and oestrone sulphate, Zentralbl. Veterinarmed. A (1990) 37:113–122. [PubMed] [Google Scholar]
  • Fusco G., Rinaldi L., Guarino A., Proroga Y.T., Pesce A., Giuseppina de M., Cringoli G., Toxoplasma gondii in sheep from the Campania region (Italy), Vet. Parasitol. (2007) 149:271–274. [Google Scholar]
  • Husband A.J., Intestinal immunity following a single intraperitoneal immunisation in lambs, Vet. Immunol. Immunopathol. (1980) 1:277–286. [CrossRef] [PubMed] [Google Scholar]
  • Husband A.J., Novel vaccination strategies for the control of mucosal infection, Vaccine (1993) 11:107–112. [CrossRef] [PubMed] [Google Scholar]
  • Innes E.A., Panton W.R., Sanderson A., Thomson K.M., Wastling J.M., Maley S., Buxton D., Induction of CD4+ and CD8+ T cell responses in efferent lymph responding to Toxoplasma gondii infection: analysis of phenotype and function, Parasite Immunol. (1995) 17:151–160. [CrossRef] [PubMed] [Google Scholar]
  • Innes E.A., Toxoplasmosis: comparative species susceptibility and host immune response, Comp. Immunol. Microbiol. Infect. Dis. (1997) 20:131–138. [CrossRef] [PubMed] [Google Scholar]
  • Innes E.A., Lundén A., Esteban I., Marks J., Maley S., Wright S., et al., A previous infection with Toxoplasma gondii does not protect against a challenge with Neospora caninum in pregnant sheep, Parasite Immunol. (2001) 23:121–132. [CrossRef] [PubMed] [Google Scholar]
  • Ismael A.B., Sekkai D., Collin C., Bout D., Mévélec M.N., The MIC3 gene of Toxoplasma gondii is a novel potent vaccine candidate against toxoplasmosis, Infect. Immun. (2003) 71:6222–6228. [CrossRef] [PubMed] [Google Scholar]
  • Ismael A.B., Dimier-Poisson I., Lebrun M., Dubremetz J.F., Bout D., Mévélec M.N., Mic1-3 Knockout of Toxoplasma gondii is a successful vaccine against chronic and congenital toxoplasmosis in mice, J. Infect. Dis. (2006) 194:1176–1183. [CrossRef] [PubMed] [Google Scholar]
  • Jongert E., Roberts C.W., Gargano N., Förster-Wald E., Petersen E., Vaccines against Toxoplasma gondii: challenges and opportunities, Mem. Inst. Oswaldo Cruz (2009) 104:252–266. [Google Scholar]
  • McColgan C., Buxton D., Blewett D.A., Titration of Toxoplasma gondii oocysts in non-pregnant sheep and the effects of subsequent challenge during pregnancy, Vet. Rec. (1988) 123:467–470. [CrossRef] [PubMed] [Google Scholar]
  • Moiré N., Dion S., Lebrun M., Dubremetz J.F., Poisson I.D., Mic1-3KO tachyzoite a live attenuated vaccine candidate against toxoplasmosis derived from a type I strain shows features of type II strain, Exp. Parasitol. (2009) 123:111–117. [CrossRef] [PubMed] [Google Scholar]
  • Morley E.K., Williams R.H., Hughes J.M., Terry R.S., Ducanson P., Smith J.E., Hide G., Significant familial differences in the frequency of abortion and Toxoplasma gondii infection within a flock of Charollais sheep, Parasitology (2005) 131:181–185. [CrossRef] [PubMed] [Google Scholar]
  • Morley E.K., Williams R.H., Hughes J.M., Thomasson D., Terry R.S., Duncanson P., et al., Evidence that primary infection of Charollais sheep with Toxoplasma gondii may not prevent foetal infection and abortion in subsequent lambings, Parasitology (2008) 135:169–173. [PubMed] [Google Scholar]
  • Owen M.R., Clarkson M.J., Trees A.J., Acute phase toxoplasma abortions in sheep, Vet. Rec. (1998) 142:480–482. [CrossRef] [PubMed] [Google Scholar]
  • Owen M.R., Trees A.J., Genotyping of Toxoplasma gondii associated with abortion in sheep, J. Parasitol. (1999) 85:382–384. [Google Scholar]
  • Rodger S.M., Maley S.W., Wright S.E., Mackellar A., Wesley F., Sales J., Buxton D., Role of endogenous transplacental transmission in toxoplasmosis in sheep, Vet. Rec. (2006) 159:768–772. [PubMed] [Google Scholar]
  • Sharma S.D., Mullenax J., Araujo F.G., Erlich H.A., Remington J.S., Western Blot analysis of the antigens of Toxoplasma gondii recognized by human IgM and IgG antibodies, J. Immunol. (1983) 131:977–983. [PubMed] [Google Scholar]
  • Stimbirys A., Bagdonas J., Gerulis G., Russo P., A serological study on the prevalence of Toxoplasma gondii in sheep of Lithuania, Pol. J. Vet. Sci. (2007) 10:83–87. [PubMed] [Google Scholar]
  • Vesco G., Buffolano W., La Chiusa S., Mancuso G., Caracappa S., Chianca A., et al., Toxoplasma gondii infections in sheep in Sicily, southern Italy, Vet. Parasitol. (2007) 146:3–8. [CrossRef] [PubMed] [Google Scholar]
  • Wastling J.M., Nicoll S., Buxton D., Comparison of two gene amplification methods for the detection of Toxoplasma gondii in experimentally infected sheep, J. Med. Microbiol. (1993) 38:360–365. [Google Scholar]
  • Williams R.H., Morley E.K., Hughes J.M., Duncanson P., Terry R.S., Smith J.E., Hide G., High levels of congenital transmission of Toxoplasma gondii in longitudinal and cross-sectional studies on sheep farms provides evidence of vertical transmission in ovine hosts, Parasitology (2005) 135:169–173. [Google Scholar]