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刺槐根瘤菌侵入线研究中的电镜制样方法
引用本文:甘习华,韩素芬.刺槐根瘤菌侵入线研究中的电镜制样方法[J].南京林业大学学报(自然科学版),1997,21(4):90-92.
作者姓名:甘习华  韩素芬
作者单位:南京林业大学电镜室
摘    要:介绍一显示刺槐根瘤中侵入线超微结构的电镜制方法。以透射电镜制样方法为基础,将制好的刺槐根瘤树脂块,在同一部位用超薄切片机制成厚切片和超薄切片。厚切片经脱树脂后,扫描电镜观察;超薄切片经染色后,透射电镜镜检。

关 键 词:透射电镜  扫描电镜  刺槐  侵入线  根瘤菌

SPECIMEN PREPARATION FOR ELECTRON MICROSCOPY IN THE STUDY ON THE INFECTION THREADS OF THE HOST CELL OF ROBINIA PSEUDOACACIA
Gan Xihua,Han Sufen.SPECIMEN PREPARATION FOR ELECTRON MICROSCOPY IN THE STUDY ON THE INFECTION THREADS OF THE HOST CELL OF ROBINIA PSEUDOACACIA[J].Journal of Nanjing Forestry University(Natural Sciences ),1997,21(4):90-92.
Authors:Gan Xihua  Han Sufen
Institution:Election Microscopy Laboratory Nanjing Forestry University Nanjing 210037
Abstract:This paper introduced a method of specimen preparation for electron microscopy which showed the ultrastructure of the infection threads in the host cell of Robinia pseudoacacia . Based on the specimen preparation of TEM, thick sections and ultrathin sections were made at the same location on nodule embeded by Epon_812. Thick sections were de_resined and coated with gold_palladium for SEM; ultrathin sections were stained for TEM. The result showed specimens prepared by this method could obtain ultrastructrue image and three_dimensional image at the same location while infection threads in the host cell of Robinia pseudoacacia .
Keywords:TEM  SEM  Robinia pseudoacacia  Infection thread
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