Abstract:
:Two species of Coccomyxa Léger et Hesse, 1907, one of the least studied myxosporean genera, are reported from shallow coastal waters in the Gulf of Eilat, Red Sea, Israel. A new species, Coccomyxajirilomi sp. n. is described from the spotted frillgoby Bathygobius cyclopterus (Valenciennes) (Gobiidae). It forms polysporous plasmodia that invade the liver and form packed clusters inside the bile ductules. Plasmodia also occur in the bile ducts and gall bladder of the host, attached to the epithelial lining or free floating in the bile. Infected hepatic bile ductules packed with plasmodia were partially occluded, with evidence of cholestasis, periductular fibrosis and pericholangitis. The mature spore is ellipsoid, has smooth valves and contains a single polar capsule with the polar filament arranged in 4-5 oblique coils. Spore dimensions are 9.0-11.3 x 5.0-7.0 microm. A second species, Coccomyxa sp., with smaller 7.6-9.6 x 4.2-5.2 microm and more delicate spores, was found in the gall bladder of the rippled rockskipper, Istiblennius edentulus (Forster et Schneider) (Blenniidae). The small subunit (SSU) rDNA sequence analysis of both Coccomyxa species suggests that they are closely related to members of the genera Myxidium, Zschokkella and Auerbachia, whose members infect the gall bladder of marine fish.
journal_name
Folia Parasitol (Praha)journal_title
Folia parasitologicaauthors
Diamant A,Lipshitz A,Ucko Mdoi
10.14411/fp.2007.016subject
Has Abstractpub_date
2007-06-01 00:00:00pages
109-16issue
2eissn
0015-5683issn
1803-6465journal_volume
54pub_type
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journal_title:Folia parasitologica
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更新日期:1998-01-01 00:00:00
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更新日期:2003-12-01 00:00:00
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journal_title:Folia parasitologica
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journal_title:Folia parasitologica
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doi:
更新日期:1996-01-01 00:00:00
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pub_type: 杂志文章
doi:10.14411/fp.2006.031
更新日期:2006-12-01 00:00:00
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journal_title:Folia parasitologica
pub_type: 杂志文章
doi:
更新日期:1991-01-01 00:00:00
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pub_type: 杂志文章
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更新日期:2009-03-01 00:00:00