Dr. Kassai Tibor - Dr. Murai Éva szerk.: Parasitologia Hungarica 6. (Budapest, 1973)
3. JENKINS, D. C.: Nippostrongylus brasiliensis : observations on the comparative immunogénicity of adult worms from primary and immune-adapted infections. - Parasitol. 65. 547-550. 1972. 4. KASSAI, T.: A parazitás immunitás némely jelenségének vizsgálata patkány-Nippostrongylus brasiliensis modellen. - Parasit. Hung. 1. 37-56. 1968. 5. KASSAI, T.: Investigations on the nature of immunity to helminths. In "Pathology of Parasitic Diseases" szerk. S. M. GAAP AR . - Proc. 4th Int. Conf . of W.A.A.V.P., Glasgow, 1969. Purdue University Studies, Lafayette, Indiana 121-133. 1971. 6. KASSAI, T. - AITKEN, I.O.: Induction of immunological tolerance in rats to Nippostrongylus brasiliensis infection. - Parasitol. 5_7- 403-418. 1967. 7. KASSAI, T.-SZEPES, G.: Experiments on adaptive transfer of immunological tolerance and of immunity to Nippostrongylus brasiliensis in rats. - Acta Vet. Acad. Sei. Hung. 20. 207-217. 1970. 8. 0GILVIE, B. M.: Role of adult worms in immunity of rats to Nippostrongylus brasiliensis. - Parasitol. 55_. 325335. 1965. 9. 0GILVIE, B. M.: Immunity to Nippostrongylus brasiliensis. Symposia of the British Soc . for Par. 7. 31-40. 1969. 10. OGILVIE, B. M.: Protective immunity to Nippostrongylus brasiliensis in the rat. II. Adaptation by worms. - Immunology 22. 111-118. 1972. 11. OGILVIE, B.M. - HOCKLEY, D.J.: Effects of immunity on Nippostrongylus brasiliensis adult worms: reversible and irreversible changes in infectivity, reproduction, and morphology. - J. Parasit. 54. 1073-1084. 1968. 12. OGILVIE, B.M. - HOCKLEY, D.J. - SMITHERS, S .R . : Changes in helminths induced by their hosts. In "Pathology of Parasitic Diseases" szerk. S. M. GAAPAR. - Proc. 4th Int. Conf. of W.A.A.V.P., Glasgow, 1969- Purdue University Studies, Lafayette Indiana 223-229. 1971. Érkezett: 1973 - f ebr . 15 . TAKÁTS, Cs . 1077 Budapest, Rottenbiller u. 50. 31