Ferdinando B. Freitas Maria Teresa Novo Aida Esteves A. Paulo G. de Almeida

Bruno LENTA, Christian Lanz, Etienne Tsamo, Jean Rodolphe Chouna, Julien Furrer, Marcel Kaiser, Ngamgwe Rosine, Raoul Yakam, Rudolf Brenneisen, Silvère Ngouela, Stefan Schürch,

dp kateete school of biomedical sciences, makerere university college of health sciences, kampala, uganda and college of veterinary medicine, animal resources & biosecurity, makerere university, kampala, uganda c alezuyo family planning and hiv programs, p.o box 26 mubende, uganda and college of veterinary medicine, animal resources & biosecurity, makerere university, kampala, uganda a nanteza college of veterinary medicine, animal resources & biosecurity, makerere university, kampala, uganda c asiimwe college of veterinary medicine, animal resources & biosecurity, makerere university, kampala, uganda and foundation for innovative new diagnostics (find), kampala, uganda gw lubega college of veterinary medicine, animal resources & biosecurity, makerere university, kampala, uganda

alireza sazmand department of pathobiology, institute of parasitology, university of veterinary medicine vienna, vienna, austria zoonotic diseases research center, school of health, shahid sadoughi university of medical sciences, yazd, iran barbara eigner department of pathobiology, institute of parasitology, university of veterinary medicine vienna, vienna, austria mohammad mirzaei department of pathobiology, faculty of veterinary medicine, shahid bahonar university of kerman, kerman, iran seyed hossein hekmatimoghaddam department of laboratory sciences, school of paramedicine, shahid sadoughi university of medical sciences, yazd, iran josef harl department of pathobiology, institute of parasitology, university of veterinary medicine vienna, vienna, austria georg gerhard duscher department of pathobiology, institute of parasitology, university of veterinary medicine vienna, vienna, austria

ngamgwe fotsing rosine department of organic chemistry, faculty of science, twas research unit, university of yaoundé 1, p. o. box 812, yaoundé, cameroon raoul yakam department of clinical research, university of bern, murtenstrasse 35, ch-3010bern, switzerland jean rodolphe chouna department of chemistry, faculty of science, university of dschang, p. o. box 67, dschang, cameroon christian lanz department of clinical research, university of bern, murtenstrasse 35, ch-3010bern, switzerland julien furrer department of chemistry and biochemistry, university of bern, freiestrasse 3, ch-3012 berne, switzerland stefan schürch department of chemistry and biochemistry, university of bern, freiestrasse 3, ch-3012 berne, switzerland