rounded SEM of type 1 meront SEM of type 2 meront
Mouse small intestine infected with Cryptosporidium parvum . Small bodies seem to be on the surface of epithelial cells are various developmental stages of C. parvum enveloped by host cell membrane. H & E stain.
TEM of Immature oocyst of C. parvum . TEM of Merozoites of C. parvum. SEM of oocysts of C. parvum .
TEM: Meront stage of Cryptosporidium parvum under asexual division (endopolygeny). TEM: Mature type I meront including eight merozoites.
Enzyme immunoassay (ELISA), for the detection of cryptosporidial antigens in stool samples, . has greatest sensitivity and specificity
Molecular methods using PCR
Diagnosis Lane S: Molecular base pair standard (100-bp ladder). Black arrows show the size of standard bands. Lane 1: C. parvum positive fecal specimen. The red arrow shows the diagnostic band for Cryptosporidium parvum zoonotic genotype (size: 435 bp). Cryptosporidium parvum