| molecular evidence for the infection of zoo chimpanzees by pig ascaris. | we here describe the transmission of the pig roundworm, ascaris suum to chimpanzees maintained in the copenhagen zoo, denmark. using a technique for whole genome fingerprinting, amplified fragment length polymorphism (aflp) and the technique pcr restricted fragment length polymorphism (pcr-rflp) of the internal transcribed spacer region (its) of the nuclear ribosomal dna, the worms from the chimpanzees were compared with ascaris spp obtained from humans and pigs in order to identify the source o ... | 2006 | 16567044 |