| molecular characterization of the north american lung fluke paragonimus kellicotti in missouri and its development in mongolian gerbils. | abstract. human paragonimiasis is an emerging disease in missouri. to characterize local parasites, we examined crayfish from three rivers. metacercaeriae consistent with paragonimus kellicotti were detected in 69%, 67%, and 37% of crayfish from the big piney, huzzah, and black rivers, respectively. sequencing of the second internal transcribed spacer and other dna markers confirmed the species identification and the presence of identical parasite sequences in clinical specimens from two human c ... | 2011 | 21633042 |