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寒兰CONSTANS-LIKE基因表达水平及光周期响应分析 被引量:1

Expression analysis and photoperiod response of CONSTANS-LIKE in Cymbidium
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摘要 寒兰属五大国兰之一,花期为每年10—12月,具有极高的观赏价值;本文以寒兰为材料,结合现有转录组数据和兰属的COL基因比对,筛选得到寒兰COL1和COL2基因序列,并采用基因定量分析,对2个COL基因的表达水平和光周期特性进行分析。结果表明:COL1基因在9—11月份期间在开花寒兰叶片中表达水平上升,而COL2基因表达水平与温度变化有关,与花期并不相关;COL1基因在暗处理条件下,表达水平逐渐上升,具有光周期响应特性,而COL2基因无光周期响应特性。因此,COL1基因表达可能与寒兰花期形成有关。该结果为寒兰花期调控研究打下理论基础。
出处 《浙江农业科学》 2021年第12期2462-2464,共3页 Journal of Zhejiang Agricultural Sciences
基金 浙江省自然科学基金(LY19C150003) 浙江省农业科学院青年人才培养项目(2019R26R08E01)。
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