M. Zahler et al., GENETIC-EVIDENCE SUGGESTS THAT PSOROPTES ISOLATES OF DIFFERENT PHENOTYPES, HOSTS AND GEOGRAPHIC ORIGINS ARE CONSPECIFIC, International journal for parasitology, 28(11), 1998, pp. 1713-1719
The second internal transcribed spacer of the rRNA gene was characteri
sed in 15 Psoroptes isolates collected from the ears or bodies of rabb
its, goats, sheep and cattle originating from four continents. Morphol
ogically, the isolates were differentiated as Psoroptes cuniculi, Psor
optes ovis and Psoroptes cervinus. Genotypically, the isolates were hi
ghly homogeneous, except for the existence of different rDNA classes.
In view of previous phenotypic data, a possible conspecificity of thes
e species is proposed. (C) 1998 Australian Society for Parasitology. P
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