ZHOU Lihong,ZHANG Ruiqi,BAI Yiguang,et al.Research on Virus Detection and Elimination with Microshoot Tips of ‘Siberia’ Lilies[J].HEILONGJIANG AGRICULTURAL SCIENCES,2026,(05):53-59.[doi:10.11942/j.issn1002-2767.2026.05.0053]
‘西伯利亚’百合的病毒检测与微茎尖脱毒研究
- Title:
- Research on Virus Detection and Elimination with Microshoot Tips of ‘Siberia’ Lilies
- 文章编号:
- 9
- Keywords:
- lily; virus; shoot tip culture; LSV; LMoV; scales subculture; virus elimination rate
- 文献标志码:
- A
- 摘要:
- 为建立百合‘西伯利亚’微茎尖+继代组培脱毒体系,明确微茎尖+继代培养对不同病毒脱毒效率的影响,以进口‘西伯利亚’种球为试材,采用反转录聚合酶链式反应(RT-PCR)技术检测和微茎尖接种+鳞片继代培养方法,研究了百合微茎尖接种、鳞片继代培养的脱毒效果。结果表明,48份供试‘西伯利亚’鳞茎样本百合斑驳病毒(LMoV)和百合无症病毒(LSV)的阳性样本比例为100%,黄瓜花叶病毒(CMV)的阳性率为2.08%。剥取带毒鳞茎的微茎尖(1 mm左右)接种于MS培养基25 ℃条件下培养150 d,5%次氯酸钠溶液处理8 min。对所有小鳞茎取鳞片进行RT-PCR检测,LSV的脱除率为14.71%,LMoV的脱除率为38.24%。以茎尖接种后培养的带毒小鳞茎为材料,剥取鳞片接种于MS培养基进行继代培养120 d,成球率平均为85.29%。对所有带毒鳞片继代形成的小鳞茎进行RT-PCR检测,LSV的脱除率为0%,LMoV的脱除率为37.04%。综上,通过微茎尖(1 mm左右)组织培养可以部分脱除百合鳞茎携带的LSV和LMoV。通过组织培养小鳞茎剥鳞片直接再生小鳞茎的方法可以部分脱除LMoV,但是无法脱除LSV。微茎尖组织培养可用于百合种球脱毒的工厂化生产。
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备注/Memo
收稿日期:2026-02-03
