Method for diagnosing sporangium and egg capsule molecules of sarcocyst

This invention relates to a method for detecting sporangium and oocyst of Sarcocystis. The method comprises: (1) mixing a small amount of feces with 37% ZnSO4 solution, centrifuging and standing; (2) detecting floating feces with a microscope, collecting sporangium and oocyst, placing in centrifugal...

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Bibliographische Detailangaben
Hauptverfasser: LEI LIN, YANG ZHAOQING, XIANG ZHENG, CHEN XINWEN, ZHANG YAPING, ZUO YANGXIAN, ZHOU BENJIANG
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:This invention relates to a method for detecting sporangium and oocyst of Sarcocystis. The method comprises: (1) mixing a small amount of feces with 37% ZnSO4 solution, centrifuging and standing; (2) detecting floating feces with a microscope, collecting sporangium and oocyst, placing in centrifugal tube, and storing at a low temperature; (3) performing PCR with the primers to amplify 18SrRNA in sporangium and oocyst of Sarcocystis; (4) digesting PCR product with restriction endonuclease, and detecting through gel electrophoresis, or detecting the nucleotide sequence with the primers used before. The primers can also be used as probes in hybridization reactions, or for manufacturing gene chips or microarrays. The method can be used for identifying Sarcocystis with high sensitivity and high specificity.