野生二倍体花生果针发育不同时期全转录组测序分析

来源 :江苏省遗传学会2016年学术研讨会 | 被引量 : 0次 | 上传用户:rui6372472
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  果针为花生特有组织,指花生胚珠受精以后子房柄向下伸长的部分,果针携带受精胚珠向下生长,入土以后前端膨大,胚珠逐渐发育为成熟荚果。果针在花生生殖生长中起到重要作用:如果花生果针不能正常进入土壤,其携带的受精胚珠最终败育。研究表明,花生果针具有与根相似的吸收性能,其生长对光和摩擦较为敏感,并具有向地性,各种激素在果针发育的不同阶段也有较为明显的积累与分布差异。
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