6Oliveira S, Galina L, Blanco I, et al. Naturally-farrowed, artificially-reared pigs as an alternative model for experimental infection by Haemophilus parasuis. Can J Vet Res, 2003, 67(2): 146～150
7Oliveira S, Batista L, Torremorell M, et al.Experimental colonization of piglets and gilts with systemic strains of Haemophilus parasuis and Streptococcus suis to prevent disease. Can J Vet Res, 2001, 65(3):161～167
8Kielstein P, Rapp-Gabrielson V J. Designation of 15 serovars of Haemophilus parasuis on the basis of immunodiffusion using heat-stable antigen extracts. J Clin Microbiol, 1992, 30(4): 862～865
9Rafiee M, Blackall P J. Establishment, validation and use of the Kielstein-Rapp-Gabrielson serotyping scheme for Haemophilus parasuis. Aust Vet J, 2000, 78(3): 172～174
10Oliveira S, Galina L, Pijoan C. Development of a PCR test to diagnose Haemophilus parasuis infections. J Vet Diagn Invest, 2001, 13(6): 495～501
2Oliveira S, Pijoan C. Haemophilus parasuis: new trends on diagnosis, epidemiology and control[J]. Vet Microbiol, 2004, 99 (1):1-12.
3Cornelissen C N. Transferrin-iron uptake by Gram-negative bacteria[J]. Front Biosci,2003,8(1) :836-847.
4Oliveira S, Galina L, Pijoan C. Development of a PCR test to diagnose Haemophilus parasuis Infections [J]. J Vet Diagn Invest, 2001,13(6) :495- 501.
5Del Rio M L,Gutierrez-Maritn C B,Rodri guez-Barbosa J I, et al. Identification and characterization of the TonB region and its role in transferrin-mediated iron acquisition in Haemophilus parasuis [J]. FEMS Immunol Med Mic, 2005, 45(1): 75-86.
6Inzana T J. Simplified Procedure for preparation of sensitized Latex particles to detect capsular polysaccharides: application to typing and diagnosis of actinobacillus pleuropneurnoniae [J]. J Clin Microbiol, 1995, 33(9):2297-2303.
