Big Grain3, encoding a purine permease, regulates grain size via modulating cytokinin transport in rice
Yunhua Xiao, Dapu Liu, Guoxia Zhang, Shaopei Gao, Linchuan Liu, Fan Xu, Ronghui Che, Yiqin Wang, Hongning Tong and Chengcai Chu
J Integr Plant Biol . 2019, (5): 581 -597 .  DOI: 10.1111/jipb.12727