作者在文中还讨论了烟草叶细胞脱分化和再分化与植物激素、蔗糖和培养材料的关系。
The authors still discussed the relation of dedifferentiation and redifferentiation of leaf cells of tobacco with plant hormon.
细胞组织学研究表明，由外植体皮层细胞、韧皮部细胞及维管束周围细胞均可脱分化启动产生愈伤组织。
Histocytological observations on explants indicated that the callus was induced from cells of cortex, phloem and peripheral zone of vascular bundle.
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