Viability and infectivity of Cryptosporidium parvum oocysts are retained upon intestinal passage through a refractory avian host

Earth & Environmental Sciences

• infectivity 96%
• feces 79%
• viability 65%
• waterfowl 58%
• bird 39%
• shell 36%
• contamination 30%
• watershed management 27%
• infection 21%
• management practice 21%
• fluorescence 20%
• life cycle 19%
• dose 17%
• watershed 17%
• surface water 15%
• acid 14%
• water 14%
• program 12%
• test 9%

Agriculture & Biology

• Cryptosporidium parvum 90%
• oocysts 74%
• pathogenicity 56%
• viability 52%
• ducks 21%
• inoculum 13%
• Cryptosporidium 13%
• feces 13%
• waterfowl 13%
• mice 9%
• watershed management 9%
• larynx 7%
• cloaca 7%
• water birds 6%
• Anas platyrhynchos 6%
• trachea (vertebrates) 6%
• surface water 5%
• jejunum 5%
• cecum 5%
• stomach 4%
• lungs 4%
• fluorescence 4%
• developmental stages 3%
• birds 3%
• acids 3%
• infection 2%
• dosage 2%
• water 2%
• testing 2%

Medicine & Life Sciences

• Cryptosporidium parvum 100%
• Oocysts 92%
• Ducks 28%
• Feces 16%
• Cryptosporidium 14%
• Birds 11%
• Water 10%
• Cloaca 7%
• Cecum 6%
• Practice Management 6%
• Beijing 6%
• Jejunum 5%
• Life Cycle Stages 5%
• Larynx 5%
• Trachea 5%
• Ileum 5%
• Fluorescence 4%
• Acids 4%
• Stomach 3%
• Lung 2%
• Infections 2%