3) classical strains and variant strains
经典毒株和变异毒株
1.
According to the published nucleotide sequences of porcine reproductive and respiratory syndrome virus (PPRSV) from GenBank, three methods of nucleic acid sequence-based amplification (NASBA) -ELISA (A), NASBA-ELISA (C) and NASBA-ELISA (V) for detection of American genotype PRRSV, and differential diagnosis of PPRSV classical strains and variant strains were developed in this study.
本研究根据GenBank中登录的猪繁殖与呼吸练合征病毒(PRRSV)的基因序列,建立了3种核酸序列依赖性扩增(Nucleic Acid Sequence-Based Amplification,NASBA)-ELISA:NASBA-ELISA(A)、NASBA-ELISA(C)和NASBA-ELISA(V)方法,分别用于检测美洲型PRRSV,并鉴别PRRSV经典毒株和变异毒株。
4) Variant of influenza virus H_3N_2
流感病毒变异株
5) Nontoxic mutant
无毒变异体
6) the specific antibody of SARS associate coronavirus
冠状病毒(变异株)抗体
补充资料：无毒
无毒 无毒 中药学术语。指药物无攻邪作用，性味和平者，多属调理扶正之品。《素问·五常政大论》：“无毒治病，十去其九。”
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条