Barta, O., Stewart, T.B., Shaffer, L.M., Huang, L.J. & Simmons, L.A. (1986) Ascaris suum infection in pigs sensitises lymphocytes but suppresses their responsiveness to phytomitogens. Veterinary Parasitology 21, 25–36.
Bernardo, T.M., Dohoo, I.R. & Ogilvie, T. (1990) A critical assessment of abattoir surveillance as a screening test for swine ascariasis. Canadian Journal of Veterinary Research 54, 274–277.
Boes, J., Nansen, P. & Stephenson, L. (1997) False-positive Ascaris suum egg counts in pigs. International Journal for Parasitology 27, 833–838.
Bøgh, H.O., Eriksen, L., Lawson, L.G. & Lind, P. (1994) Evaluation of an enzyme-linked immunosorbent assay and a histamine release test system for the detection of pigs naturally infected with Ascaris suum. Preventive Veterinary Medicine 21, 201–214.
Buchwalder, R., Hiepe, T.H., Ribbeck, R. & Rummel, C.H. (1984) Investigations into the course of experimental Ascaris suum invasions in pigs under field conditions. Helminthology 21, 221–229.
Crandall, R.B., Crandall, C.A. & Jones, J.F. (1978) Analysis of immunosuppression during early acute infection of mice with Ascaris suum. Clinical and Experimental Immunology 33, 30–37.
Eriksen, L. (1981) Host parasite relations in Ascaris suum infection in pigs and mice. Thesis, Royal Veterinary and Agricultural University, Copenhagen.
Eriksen, L., Lind, P., Nansen, P., Roepstorff, A. & Urban, J. (1992a) Resistance to Ascaris suum in parasite naive and naturally exposed growers, finishers and sows. Veterinary Parasitology 41, 137–149.
Eriksen, L., Nansen, P., Roepstorff, A., Lind, P. & Nilsson, O. (1992b) Response to repeated inoculations with Ascaris suum eggs in pigs during the fattening period I. Studies on worm population kinetics. Parasitology Research 78, 241–246.
Furuya, T., Yano, Y., Yoshiharu, S., Saeki, H. & Ishii, T. (1995) Diagnosis of hepatic milk spots in swine using enzyme-linked immunosorbent assay with adult female Ascaris suum antigen. Journal of Veterinary Medicine 48, 191–195.
Hendrix, C.M. (1998) Diagnostic veterinary parasitology. Mosby, Inc., St Louis, USA.
Jungersen, G., Eriksen, E., Nansen, P. & Fagerholm, H.P. (1997) Sex-manipulated Ascaris suum infections in pigs: implications for reproduction. Parasitology 115, 439–442.
Komatsu, T., Nishimura, T., Sano, R. & Shinka, S. (1979) Ascaris suum suppression of reaginic and haemaglutinating antibody responses in the mouse by crude extract and maintenance fluid. Experimental Parasitology 47, 158–168.
Laemmli, U.K. (1970) Cleavage of structural proteins during the assembly of the head of bacteriophage T4. Nature 277, 680–685.
Lind, P., Eriksen, L., Nansen, P., Nilsson, O. & Roepstorff, A. (1993) Response to repeated inoculations with Ascaris suum eggs in pigs during the fattening period II. Specific IgA, IgG, and IgM antibodies determined by enzyme-linked immunosorbent assay. Parasitology Research 79, 240–244.
Pérez, J.E., Serrano, F.J., Reina, D., Breña, M. & Navarrete, I. (1991) Efecto de la climatología sobre la parasitofauna del cerdo ibérico de montanera en el sur de Extremadura (España). p. 297 in I Congreso Internacional de las Asociaciones Suboccidental Europeas de Parasitología. Valencia, J. Aguilar Press.
Rhodes, M.B., Mccullough, R.A., Mebus, C.A., Klucas, C.A., Ferguson, D.L. & Twiehaus, M.J. (1977) Ascaris suum: hatching of embryonated eggs in swine. Experimental Parasitology 42, 356–362.
Rhodes, M.B., Staudinger, L.A. & Hart, R.A. (1981) Indirect solid-phase microradioimmunoassay for detection of Ascaris suum antibodies in swine sera. American Journal of Veterinary Research 42, 868–870.
Richharia, V.S., Jeska, E.L. & Grover, J.H. (1975) Delayed hypersensitivity response of swine to Ascaris suum infection. Parasitology 61, 113–115.
Roepstorff, A. (1998) Natural Ascaris suum infections in swine diagnosed by coprological and serological (ELISA) methods. Parasitology Research 84, 537–543.
Roepstorff, A. & Murrell, K.D. (1997) Transmission dynamics of helminth parasites of pigs on continuous pasture: Ascaris suum and Trichuris suis. International Journal for Parasitology 27, 563–572.
Roepstorff, A., Eriksen, L., Slotved, H.C. & Nansen, P. (1997) Experimental Ascaris suum infection in the pig: worm population kinetics following single inoculations with three doses of infective eggs. Parasitology 115, 443–452.
Roneus, O. (1966) Studies on the aetiology and pathogenesis of white spots in the liver of pigs. Acta Veterinaria Scandinavica 7, 97–104.
Soares, M. & Mota, I. (1992) Effect of purified components of Ascaris suum extracts on IgE antibody response in guinea pigs. Brazilian Journal of Medical and Biological Research 25, 1137–1140.
Stankiewicz, M. & Froe, D.L. (1995) Unabbreviated Ascaris suum immunising infections of piglets lead to immunosupression and increased numbers of intestinal parasites. Acta Parasitologica 40, 152–155.
Stankiewicz, M., Jonas, W. & Froe, D.L. (1992) Patent infections of Ascaris suum in pigs: effect of previous exposure to multiple, high doses of eggs and various treatment regimes. International Journal for Parasitology 22, 597–601.
Stevenson, P. & Jacobs, D.E. (1977) Toxocara infection in pigs. The use of indirect fluorescent antibody test and in vitro larval precipitate test for detecting specific antibodies. Journal of Helminthology 51, 149–154.
Taffs, L.F. (1964) Immunological studies on experimental infection of pigs with Ascaris suum Goeze, 1782: III. The antibody response and acquired immunity. Journal of Helminthology 38, 129–150.
Urban, J.F. (1986) The epidemiology and control of swine parasites: immunity and vaccines. Veterinary Clinics of North America–Food Animal Practice 2, 765–778.
Urban, J.F., Alizadeh, H. & Romanowski, R.D. (1988) Ascaris suum: development of intestinal immunity to infective second-stage larvae in swine. Experimental Parasitology 66, 66–77.
Urban, J.F., Gamble, H.R. & Katona, I.M. (1989) Intestinal immune responses of mammals to nematode parasites. American Zoology 29, 469–478.