Characterization of the pectin methylesterase inhibitor gene family in Rosaceae and role of PbrPMEI23/39/41 in methylesterified pectin distribution in pear pollen tube

Xiaoxuan Zhu, Chao Tang, Qionghou Li, Xin Qiao, Xian Li, Yilin Cai, Peng Wang, Yangyang Sun, Hua Zhang, Shaoling Zhang, Juyou Wu