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題 名 | 雞胚胎纖維細胞內血清型2型馬立克氏病毒特異性抗原之表現=Expression of Specific Antigens of Serotype 2 Marek's Disease Virus in Chicken Embryo Fibroblast |
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作 者 | 林子恩; 徐慶霖; 周世認; | 書刊名 | 臺灣畜牧獸醫學會會報 |
卷 期 | 66:3 1996.09[民85.09] |
頁 次 | 頁191-198 |
分類號 | 437.246 |
關鍵詞 | 雞馬立克氏病毒; 單源抗體; 特異性抗原; Marek's disease virus; Monoclonal antibody; Specific antigen; |
語 文 | 中文(Chinese) |
中文摘要 | 雞馬立克氏病是由雞?麋病毒引起的腫瘃性之重要傳染病,ML-6分離株屬無病原性2型病毒,利用ML-6感染雞胚胎纖維細胞(CEF)所做的單源抗體可以幫助了解血清型2型感染細胞內病毒特異性抗原之表現情形。使用ML-6感染CEF細胞接種免疫小白鼠所製備的單源抗體有6株,分屬1型及2型血清型,利用中和反應及間接螢光抗體法,以所製備之2型單源抗體中的VM-12F,能測出2型的感染細胞之特異抗原,初期時在細包內出現,後期則在細胞膜上。利用VM-12F單源抗體及膠體金所做的電子顯微鏡檢查,亦證實特異抗原最初在細胞內產生,質及膜內之出現較晚。兩者所得結果的一致,證實ML-6和已知的2型MDV報告相符合,將有助於發展ML-6成為度苗應用的病毒株。 |
英文摘要 | Marek's disease (MD) is an important contagious disease of chickens, caused by Marek's disease virus (MDV) which is an α-herpesvirus of chickens. ML-6, a non-pathogenic serotype 2 MDV, was investigated for expression of virus specific antigens by using monoclonal antibodies. Six clones of hybridoma cell were found to produce monoclonal antibodies (MAbs) against ML-6 infected chcken embryo fibroblast (CEF) cells after immunizing in BALB/c mouse. The Mabs could be divided into 2 groups based on the epitopes that they recognized with, and categorized as serotypes 1 and 2 against MDV infected CEF by virus neutralization and indirect fluorescent antibody test. The antigens recognized by serotype 2 monoclonal antibodies could be detected in the early stages after infection, and then expressed on the cell surface after some intracellular processing. The antigen expressions were also proved by using monoclonal antibodies and colloid gold, and examined by electron microscope. From these results, it may be concluded that ML-6 has same antigen expressions as other serotype 2 MDVs, and may become a good vaccine candidate for chickens. |
本系統中英文摘要資訊取自各篇刊載內容。