Fig. 1From: Current status and challenges in drug discovery against the globally important zoonotic cryptosporidiosisInteractions and impact of Cryptosporidium on human, animal and environmental health under the One Health concept. The stress-resistant oocysts play a central role in transmission of cryptosporidial infections between and among humans and animals via direct contact and/or contamination of environment. Credit to Lin Xia and Wenjuan Wang for illustrationBack to article page