"In an effort to improve upon this method, the U.S. EPA recently developed Method 1615: Measurement of Enterovirus and Norovirus Occurrence in Water by Culture and RT-qPCR. Method 1615 uses a culturable virus assay with reduced equipment and labor costs compared to the ICR virus method and introduces a new molecular assay for detection of enteroviruses and noroviruses by reverse transcription-quantitative PCR. "











