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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
5
pubmed:dateCreated
1985-11-8
pubmed:abstractText
We examined C-banded karyotypes of six species of lung flukes from Japan and Korea; diploid and triploid Paragonimus westermani, P. miyazakii, P. ohirai, P. iloktsuenensis and P. sadoensis, with special reference to their karyotypic diversification. C-band analysis between the diploid and the triploid westermani revealed that two of three homologues of the triploid resembled those of the diploid in C-band pattern, while the remaining chromosome showed a different pattern from any species examined here. This karyological evidence indicates that the triploid is allotriploid probably induced by interspecific hybridization between the diploid westermani and an unknown species; we, therefore, suggest that the triploid westermani is an independent species and synonymous with P. pulmonalis (Miyazaki 1978). As the morphologically similar three species, ohirai, iloktsuenensis and sadoensis, had the same C-band polymorphism in chromosome No. 4, these species are classified as the local races of P. ohirai. Paragonimus miyazakii has one common C-band (5q) with the diploid westermani, but other bands (1q, 4q, 6q, 7p and 7q) are different. From these observations, the six species examined are phylogenetically divided into three groups: (1) westermani group containing diploid and triploid (= pulmonalis) species, (2) miyazakii and (3) ohirai including two geographic races, iloktsuenensis and sadoensis.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:status
MEDLINE
pubmed:issn
0044-3255
pubmed:author
pubmed:issnType
Print
pubmed:volume
71
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
617-29
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
1985
pubmed:articleTitle
C-banding analysis of six species of lung flukes, Paragonimus spp. (Trematoda: Platyhelminthes), from Japan and Korea.
pubmed:publicationType
Journal Article, Comparative Study, Research Support, Non-U.S. Gov't