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传染性法氏囊病病毒（ＩＢＤＶ）是危害养鸡业的重要病原之一，属双股双节段ＲＮＡ病毒科成员，由Ａ和Ｂ两个片段的ｄｓＲＮＡ构成，大小分别约３３００－３４００ｂｐ和２８００－２９００ｂｐ。基因片段Ａ首先编码ＶＰ２－ＶＰ４－ＶＰ３聚合蛋白，然后再断裂成ＶＰ３、...
Infectious bursal disease virus (IBDV) is one of the important pathogens that endanger chicken industry. It is a member of the double-stranded RNAV family consisting of the dsRNAs of A and B fragments of about 3300-3400 bp in size and 2800-2900bp. Gene fragment A first encodes the VP2-VP4-VP3 polyprotein, which is then cleaved to VP3, ...