Response to Zhang et al.,‘do egg cell-secreted aspartic proteases promote gamete attachment?'  

作　　者：Jiahao Jiang Li-Jia Qu 

机构地区：[1]State Key Laboratory for Protein and Plant Gene Research,Peking-Tsinghua Center for Life Sciences at College of Life Sciences Peking University,Beijing 100871 China

出　　处：《Journal of Integrative Plant Biology》2023年第1期7-9,共3页植物学报（英文版）

摘　　要：In angiosperms,the molecular mechanism controlling polytubey/polyspermy block and fertilization recovery was not unraveled until recently(Zhong et al.,2022),which can be described as fol ows:Five pol en tube-expressed RALF peptide ligands,perceived by the receptor complex composed of three receptors FER/ANJ/HERK1 at the septum,establish the polytubey block at the septum so that only one pollen tube is allowed to emerge from the septum to target the ovule for fertilization.Pollen tube rupture releases the two sperm cells and fertilization is completed within 20 min.

关 键 词：allowed RELEASE controlling 

分 类 号：Q94[生物学—植物学]