FIG. 1.
Silver-stained polyacrylamide gel showing multiplex RT-PCR with UPS-modified primers for detection of viable Giardia spp., viable C. parvum, and IPC. Lane 1, negative control; lane 2, 500 C. parvum oocysts, 500 Giardia cysts, and 10 fg of IPC; lane M, molecular weight markers (φX174 HaeIII) (Promega).