1. Guangdong Provincial Key Lab of Biotechnology for Plant Development, School of Life Sciences, South China Normal University, Guangzhou, 510631, China.
2. Department of Sericulture Science, College of Animal Science, South China Agricultural University, Guangzhou, 510642, China.
3. Department of Biotechnology and Molecular Sciences, University of Insubria, via J.H. Dunant 3, 21100 Varese, Italy.