1. Environmental Microbial and Food Safety Laboratory, Beltsville Agricultural Research Center, Agricultural Research Service; United States Department of Agriculture; Beltsville Maryland 20705 USA
2. Parasitology Reference and Research Laboratory; National Centre for Microbiology, Health Institute Carlos III; Ctra. Majadahonda-Pozuelo Km 2 Majadahonda 28220 Madrid Spain
3. Veterinary Faculty; Alfonso X El Sabio University; Avenida Universidad 1 Villanueva de la Cañada 28691 Madrid Spain
4. Centre for Animal Biotechnology (SERIDA); Camino de Rioseco 1225, La Olla, Deva Gijón 33394 Spain
5. Department of Animal Health; Basque Institute of Agricultural Research and Development (NEIKER); Berreaga 1 Derio 48160 Bizkaia Spain
6. SaBio Working Group; Institute for Game and Wildlife Research IREC (CSIC-UCLM-JCCM); Ronda de Toledo 12 Ciudad Real 13005 Spain
7. SABIOTec Spin Off; Camino de Moledores s/n Ciudad Real 13005 Spain
8. Department of Animal Health; Veterinary Sciences Faculty; Extremadura University; Avda. de la Universidad s/n Cáceres 10003 Spain