Figure 5From: Multiplication of the waterborne pathogen Cryptosporidium parvum in an aquatic biofilm systemConfocal observation of Cryptosporidium extracellular developmental stages identified within six day old Cryptosporidium -exposed biofilms. A) excysted oocyst (indicated by arrowhead) with newly released slender sporozoite (indicated by arrow). B) comma shaped sporozoite; C) circular-shaped trophozoite; D and E) types I and II meront respectively. Scale bars: A: 20 μm; B&C: 2 μm; D&E: 5 μm.Back to article page