The role of free oxygen radicals in the expulsion of primary infections ofNippostrongylus brasiliensis N. C. Smith Review Article Pages: 423 - 438
Trypanosoma acomys (Wenyon, 1909): reproductive forms and course of parasitemia in the natural hostAcomys cahirinus (Desmarest, 1819) Mona A. AbdallahSami K. Abdel-HafezFadwa M. Al-Yaman Original Investigations Pages: 439 - 443
Haemogregarina sp. (Apicomplexa: Adeleorina) from the geckoTarentola annularis in the Sudan: fine structure and life-cycle trials Mohamed Elwasila Original Investigations Pages: 444 - 448
Isolation and partial characterization of rhoptries and micronemes fromEimeria nieschulzi zoites (Sporozoa, Coccidia) J. F. DubremetzE. FerreiraC. Dissous Original Investigations Pages: 449 - 454
Purification and identification of a neutral endopeptidase inPlasmodium falciparum schizonts and merozoites Philippe GrellierIsabelle PicardJoseph Schrével Original Investigations Pages: 455 - 460
Experimental transmission of twoMyxobolus spp. developing bisporogeny via tubificid worms M. El-MatbouliR. Hoffmann Original Investigations Pages: 461 - 464
Kinetics of mast cells, eosinophils and phospholipase B activity in the spontaneous-cure response of two strains of mice (rapid and slow responder) to the cestodeHymenolepis nana G. BortolettiF. GabrieleC. Palmas Original Investigations Pages: 465 - 469
Scanning electron microscopic study of adults and microfilariae ofDunnifilaria meningica (Filarioidea: Onchocercidae) E. J. Gutiérrez-Peña Original Investigations Pages: 470 - 475
Total and specific IgE in serum and cerebrospinal fluid of rats and guinea pigs infected withAngiostrongylus cantonensis O. PérezM. LastreA. Capron Original Investigations Pages: 476 - 481
Proteins ofNippostrongylus brasiliensis analyzed by immunoblotting U. DorzokA. BohnW. König Original Investigations Pages: 482 - 487
The experimental receptivity ofHelicella (Helicella) itala andCepaea nemoralis (Mollusca, Helicidae) to larvae ofMuellerius sp. andNeostrongylus linearis (Nematoda, Protostrongylidae) from chamois (Rupicapra rupicapra) P. Diez-BañosM. P. Morrondo-PelayoM. C. Núñez-Gutiérrez Original Investigations Pages: 488 - 494
Occurrence of the cattle strain ofEchinococcus granulosus in the German Democratic Republic H. WorbesR. C. A. ThompsonJ. Eckert Short Communications Pages: 495 - 497
Deformities in the spore ofNosema apis as induced by itraconazole T. P. LiuG. R. Myrick Short Communications Pages: 498 - 502