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使用碳-14标记线源的光学显微镜放射自显影分辨率

Resolution in light microscope autoradiography using a carbon-14 labelled line source.

作者信息

Vanroelen C, Harrisson F, Andries L, Vakaet L

出版信息

J Microsc. 1981 Apr;122(Pt 1):1-5. doi: 10.1111/j.1365-2818.1981.tb01236.x.

DOI:10.1111/j.1365-2818.1981.tb01236.x
PMID:7218352
Abstract

Light microscope autoradiographs were prepared from a 14C line source Two factors that affect resolution were studied: emulsion thickness and section thickness. The distribution around the line source was determined using the half-distance (HD) value to quantify the resolution. An increase in HD value was observed with thicker sections or emulsion layers. The shape of the curve reflecting the grain density distributions around these line sources was very similar. After normalization in HD and relative grain density units, an average distribution was calculated and compared with the shape of normalized density distributions obtained from electron microscope autoradiographs. Other than a discrepancy near the source, an acceptable correlation was observed.

摘要

利用14C线状源制备了光学显微镜放射自显影片。研究了影响分辨率的两个因素:乳剂厚度和切片厚度。使用半距离(HD)值来量化分辨率,从而确定线状源周围的分布情况。观察到随着切片或乳剂层变厚,HD值会增加。反映这些线状源周围颗粒密度分布的曲线形状非常相似。在将HD和相对颗粒密度单位归一化后,计算出平均分布,并与从电子显微镜放射自显影片获得的归一化密度分布形状进行比较。除了源附近存在差异外,观察到了可接受的相关性。

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1
Resolution in light microscope autoradiography using a carbon-14 labelled line source.使用碳-14标记线源的光学显微镜放射自显影分辨率
J Microsc. 1981 Apr;122(Pt 1):1-5. doi: 10.1111/j.1365-2818.1981.tb01236.x.
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Resolution of electron microscope autoradiography. IV. Application to analysis of autoradiographs.电子显微镜放射自显影的分辨率。IV. 在放射自显影片分析中的应用
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Assessment of resolution by half distance values for tritium and radioiodine in electron microscopic radioautographs using Ilford L4 emulsion developed by "solution physical" or D-19b methods.使用通过“溶液物理”法或D - 19b法显影的伊尔福L4乳剂,对电子显微镜放射自显影片中氚和放射性碘的半距离值进行分辨率评估。
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Soluble compound electron microscope (EM) autoradiography: a resolution source to test redistribution of soluble tritiated compounds during processing.可溶性化合物电子显微镜放射自显影术:一种用于测试处理过程中可溶性氚标记化合物再分布的分辨率来源。
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