Characterization of the third SERK gene in pineapple (Ananas comosus) and analysis of its expression and autophosphorylation activity in vitro oleh Jun Ma, Yehua He, Zhongyi Hu, Wentian Xu, Jingxian Xia, Cuihong Guo, Shunquan Lin, Chengjie Chen, Chenghou Wu, Junli Zhang