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題 名 | 朱槿黃脈嵌紋病所分離的疑似Tobamovirus之研究=A Unique Tobamovirus-like Virus Isolated from Vein Yellowing Mosaic China Rose (Hibiscus Rosa-sinensis L.) in Taiwan |
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作 者 | 陳滄海; 高國華; 劉命如; 高巧齡; | 書刊名 | 植物病理學會刊 |
卷 期 | 10:4 2001.12[民90.12] |
頁 次 | 頁195-200 |
分類號 | 433.4 |
關鍵詞 | 朱槿; 朱槿黃脈嵌紋病毒; 煙草嵌紋病毒屬; Hibiscus rosa-sinensis; China rose; Tobamovirus; Hibiscus vein yellowing mosaic virus; |
語 文 | 中文(Chinese) |
中文摘要 | 首次由臺灣地區罹患黃脈嵌紋病徵的朱槿葉片中分離到一種直桿狀病毒,此病毒極易機械傳播,其寄主範圍很窄,僅限於紅藜、奎藜及綠藜三種藜科植物。病毒粒子為直桿狀,長300-325 nm。罹患黃脈嵌紋病徵的朱槿病葉以超薄切片電顯觀察,可在細胞質中見到明顯密集分佈之直桿狀病毒粒子存在。以純化之病毒為抗原去注射免疫紐西蘭白兔,可製獲力價1024 之抗體,並以之進行免疫瓊脂雙向擴散試驗,結果顯示本研究中之病毒除可與同源抗體發生反應外,並不與Tobacco mosaic virus(TMV)及Odontoglossum ringspot virus(ORSV)二種病毒之抗體發生任何反應。依上述病毒粒子形態大小、寄主範圍、田間病徵、血清學反應等性質,將本研究所分得之病毒暫時歸屬於Tobamovirus屬之一可能成員,並命名為朱槿黃脈嵌紋病毒(hibiscus vein yellow mosaic virus)。 |
英文摘要 | A previously unreported virus was isolated from leaves of China rose (Hibiscus rosa-sinensis) showing vein yellowing mosaic symptoms in Taiwan. The virus was readily transmittd by mechanical inoculation. It had a narrow host range restricted to three chenopodiaceous plants, Chenopodium amaranticolor, C. murale and C. quinoa. The virus was purified from C. quinoa, and rigid rod-shaped particles of 300-325 nm were observed in purified preparation and leaf dips of H. rosa-sinensis. Elongated virus particles were localized in the cytoplasm of infected China rosa by ultrathin section electron microscopy. Antiserum with a titre of 1024 in the ring interface precipitin test was obtained with a purified virus from C. quinoa. The virus did not react with antisera to Tobacco mosaic virus (TMV) and Odontoglossum ringspot virus (ORSV) in Ouchterlony test. These findings suggest the virus seems to be a member of Tobamovirus. A tentative name, hibiscus vein yellowing mosaic virus, was proposed. |
本系統中英文摘要資訊取自各篇刊載內容。