Source:http://linkedlifedata.com/resource/pubmed/id/20422217
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
2010-7-7
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pubmed:abstractText |
Japanese quails Coturnix coturnix japonica reared in economic farms were individually investigated for coccidian infections. The results indicated the absence of infections in birds younger than 1 month. An Eimeria infection rate of up to 80% was detected in birds 7-9 weeks old with a general infection rate of 29%. The infection rate decreased to 21.42% in birds older than 10 weeks. Morphometric characteristics of freshly shed, unsporulated oocysts were taken. These oocysts appeared pale yellow in color, were oval to subspherical in shape being limited by a bilayered oocyst wall of 1.2 microm. The unsporulated oocysts measured 17.73 +/- 12.92 x 12.79 +/- 1.69 microm (mean of 100) and possessed a polar granule, a micropyle and an oocyst residuum. The sporulation took 72 h and resulted in the formation of four elongated sporocysts containing two sporozoites, in addition to a stieda body and a sporocyst residuum. The life cycle of this Eimeria species was followed in experimentally infected quails. Three asexual generations (at 60, 78, and 96 h p.i.) were detected in the epithelium of the small intestine before the sexual cycle started at 84 h p.i. The prepatent period was 5 days, while the patent period covered 6-7 days. Besides this well-defined species, another Eimeria species occurred, the oocysts of which were excreted in low numbers and were characterized by the absence of a micropyle and an oocyst residuum. These oocysts measured 15.73 +/- 2.22 x 14.18 +/- 1.89 microm (mean of 100) and sporulated already within 60 h.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:status |
MEDLINE
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pubmed:month |
Jul
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pubmed:issn |
1432-1955
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pubmed:author | |
pubmed:issnType |
Electronic
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pubmed:volume |
107
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
409-16
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pubmed:meshHeading |
pubmed-meshheading:20422217-Age Factors,
pubmed-meshheading:20422217-Animals,
pubmed-meshheading:20422217-Bird Diseases,
pubmed-meshheading:20422217-Coccidiosis,
pubmed-meshheading:20422217-Coturnix,
pubmed-meshheading:20422217-Eimeria,
pubmed-meshheading:20422217-Intestine, Small,
pubmed-meshheading:20422217-Life Cycle Stages,
pubmed-meshheading:20422217-Oocysts,
pubmed-meshheading:20422217-Prevalence,
pubmed-meshheading:20422217-Saudi Arabia,
pubmed-meshheading:20422217-Spores, Protozoan
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pubmed:year |
2010
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pubmed:articleTitle |
Light microscopic study on Eimeria species infecting Japanese quails reared in Saudi Arabian farms.
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pubmed:affiliation |
Department of Zoology, Faculty of Science, Cairo University, Cairo, Egypt.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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