Abnormal Enlargement of the Ovary of Oyster, Crassostrea gigas(THUNBERG) by an Unidentified Parasite (魚病に関する国際セミナ-)

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概要

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• Etiological study was carried out on abnormally enlarged ovary of Japanese oyster, Carssostrea gigas (THUNBERG).<BR>Light and electron microscopic examination revealed that follicle cells and ova of abnormal ovary contained one or more inclusion bodies in addition to their own nuclei. These inclusion bodies were observed to grow with the development of the ova. The body is covered with electron dense wall and contained mitochondria, endoplasmic reticulum, granuels of various size and various electron density and nuclear body with a nucleolus like body.<BR>The above mentioned structure clearly indicates that the inclusion body is a parasite possibly belonging to Subclass Coccidiida.

• 日本魚病学会の論文

著者

• MATSUSATO Toshihiko

  National Research Institute of Aquaculture

• MASUMURA Kazuhiko

  Hiroshima Fisheries Experimental Station

関連論文

• Abnormal Enlargement of the Ovary of Oyster, Crassostrea gigas(THUNBERG) by an Unidentified Parasite (魚病に関する国際セミナ-)

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