The Cryptosporidium ELISA is an enzyme-linked immunosorbent assay for the qualitative determination of of Cryptosporidium parvum and Cryptosporidium hominis in human stool samples. The Cryptosporidium ELISA for simultaneous determination of both pathogens in stool samples is an important alternative to the diagnosis by microscopic examination. Its sensitivity equals that of a microscopic examination, requires no personnel specifically trained in parasitology, is simple and can be conducted quickly, and it is not dependent on finding in-tact organisms (cysts or trophozoites) in the stool sample. For Research Use Only. Not for use in diagnostic procedures.