| the occurrence of toxocara malaysiensis in cats in china, confirmed by sequence-based analyses of ribosomal dna. | non-isotopic polymerase chain reaction (pcr)-based single-strand conformation polymorphism and sequence analyses of the second internal transcribed spacer (its-2) of nuclear ribosomal dna (rdna) were utilized to genetically characterise ascaridoids from dogs and cats from china by comparison with those from other countries. the study showed that toxocara canis, toxocara cati, and toxascaris leonina from china were genetically the same as those from other geographical origins. specimens from cats ... | 2006 | 16636846 |