1. The taxonomic importance of obligate heteroxeny: distinction of Hammondia hammondi from Toxoplasma gondii– another opinion

   • J. K. Frenkel
   • J. P. Dubey

   ORIGINAL PAPER Pages: 783 - 786

2. Immunity to coccidiosis after treatment with toltrazuril

   • Gisela Greif

   ORIGINAL PAPER Pages: 787 - 790

3. Study of cement apparatus, cement production and transportation in adult male Neoechinorhynchus rutili (Acanthocephala, Eoacanthocephala)

   • Bahram S. Dezfuli

   ORIGINAL PAPER Pages: 791 - 796

4. Toltrazuril treatment of cystoisosporosis in dogs under experimental and field conditions

   • A. Daugschies
   • H.-C. Mundt
   • Valeria Letkova

   ORIGINAL PAPER Pages: 797 - 799

5. Enzymatic markers of heart lesion in mice infected with Trypanosoma cruzi and submitted to benznidazole chemotherapy

   • Andréa P. de Souza
   • Bianca P. Olivieri
   • Tania C. Araújo-Jorge

   ORIGINAL PAPER Pages: 800 - 808

6. The heterogeneity of choanomastigote-shaped trypanosomatids as analyzed by their kDNA minicircle size: taxonomic implications

   • A. A. Brandão
   • A. Miranda
   • M. A. Sousa

   ORIGINAL PAPER Pages: 809 - 812

7. A reliable and specific enzyme-linked immunosorbent assay for the capture of IgM from human chagasic sera using fixed epimastigotes of Trypanosoma cruzi

   • Paulo R. Z. Antas
   • Emily N. Azevedo
   • Tânia C. Araújo-Jorge

   ORIGINAL PAPER Pages: 813 - 820

8. Sensory receptors and surface ultrastructure of trypanorhynch cestodes

   • Harry W. Palm
   • Ursula Mundt
   • Robin Overstreet

   ORIGINAL PAPER Pages: 821 - 833

9. Epidemiological, clinical and control investigations on field porcine coccidiosis: clinical, epidemiological and parasitological paradigms?

   • Guy-Pierre Martineau
   • Jérôme del Castillo

   ORIGINAL PAPER Pages: 834 - 837

10. Resistance to arsenite modulates levels of α-tubulin and sensitivity to paclitaxel in Leishmania donovani

    • Vikram Prasad
    • S. Senthil Kumar
    • Chinmoy S. Dey

    ORIGINAL PAPER Pages: 838 - 842

11. Ultrastructural analysis of Phytomonas species from Euphorbia pinea reveals trans-cytoplasmic filaments 10 nm in diameter

    • Anton M. Page
    • John R. Lagnado

    ORIGINAL PAPER Pages: 843 - 850

12. Humoral immune responses and safety of experimental formulations of inactivated Neospora vaccines

    • Leszek Choromanski
    • Wolfgang Block

    ORIGINAL PAPER Pages: 851 - 853

13. Biological activity of Paecilomyces genus against Toxocara canis eggs

    • J. A. Basualdo
    • M. L. Ciarmela
    • M. C. Minvielle

    SHORT COMMUNICATION Pages: 854 - 859

14. Neospora caninum : its oocysts and its identity: an opinion

    • Milton M. McAllister

    SHORT COMMUNICATION Pages: 860 - 860

15. Immunity against Isospora suis in nursing piglets

    • Břetislav Koudela
    • Štěpánka Kučerová

    SHORT COMMUNICATION Pages: 861 - 863