| a comparison of four fluorescent antibody-based methods for purifying, detecting, and confirming cryptosporidium parvum in surface waters. | cryptosporidiosis has been traced to drinking contaminated surface water, which was either not treated or was ineffectively treated. testing to detect cryptosporidium parvum in surface water has been suggested to help prevent future outbreaks. in the present study, the same sample collection and filtration methods were used to compared sample processing and detection steps from 4 testing methods: a modified information collection rule (icr) method and method 1623 (both developed by the u.s. envi ... | 2001 | 11695378 |