M. VEENA2019-07-052019-07-052010http://krishikosh.egranth.ac.in/handle/1/5810112469Cryptosporidiosis is an emerging zoonotic disease of global importance caused by a tiny apicomplexan, ubiquitous protozoan parasite of the genus Cryptosporidium that infects gastrointestinal tract which manifests as gastroenteritis in man and animals.Thesis