supported by grants from the National Key R&D Program of China(2016YFD0100902);the National Natural Science Foundation of China(31701392);the Science Fund for Distinguished Young Scholars of Jiangsu Province(BK20180047);the Priority Academic Development of Jiangsu Higher Education Institutions.
Cellularization is a key event in endosperm development.Polycomb group(PcG)genes,such as Fertilization-Independent Seed 2(FIS2),are vital for the syncytium-to-cellularization transition in Arabidopsis plants.In this s...