序言中国著名植物细胞生物学家,兰州大学教授郑国锠院士已于2012年10月12日因病在兰州逝世。作为一名长期坚守在祖国西北边陲,对中国的细胞生物学教学和科研做出杰出贡献的老一辈科学家,他的逝世是兰州大学、乃至中国细胞生物学领域的一大损失。而对其学生而言,我们则失去了一位可亲可敬的恩师。我是郑国锠先生指导的最后一名研 Preface China’s famous plant cell biologist, Lanzhou University Professor Zheng Guodao was on October 12, 2012 died of illness in Lanzhou. As an older scientist who has long adhered to the northwestern border of the motherland and made outstanding contributions to China’s teaching and research in cell biology, his death is a big loss in the field of cell biology of Lanzhou University and even China. For its students, we lose a respectable mentor. I am the last one under the guidance of Mr. Zheng Guodun