negative staining

Methods Negative staining and ultrathin sections were used for electron microscopic examination.

方法负染法和超薄切片法进行检测。

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RESULTS: Histochemically, in normal rats, the NOS positive staining was found in epithelial cells of respiratory duct including bronchi, alveolar duct as well as in endothelium of pulmonary vessels, and the negative staining was found in pneumonocytes.

结果：组织学上显示，对照组大鼠呼吸道包括支气管、细支气管、终末细支气管、肺泡管的上皮细胞和血管内皮细胞NOS表达均阳性，肺泡上皮细胞NOS表达阴性；

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Methods The phage was identified by detection of the host range, calculation of phage plaque, negative staining for TEM, serological neutralization test and one step growth experiment.

方法采用宿主范围测定、噬菌斑计数、负染色电镜观察、血清中和试验及血清交叉中和试验、一步生长实验等技术观察分离的噬菌体。

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By negative staining electron microscope, virions were roughly round and approximately 40~ 60 nm in diameter with peplomers. Density is 1.13~ 1.14g/cm3. The hemagglutination reaction test proved that this virus had no any reaction to erythrocyte of chook, rabbit, pig and sheep.

电镜负染检查可见直径为40￣60nm有突起的圆形或近圆形的病毒颗粒，病毒在蔗糖中的浮密度为1.13￣1.14g/cm3。与牛病毒性腹泻-粘膜病病毒颗粒相似。

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negative staining for pr and er may serve as a general marker of endocervical neoplasia.

PR和ER的阴性表达可以作为子宫颈肿瘤的普通标记。

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they do not fade or damage specimens. examples include fast green and the counterstain safranin. see also negative staining.

它们不会褪色或腐蚀标本，例如用番红固绿复合染料对标本进行永久复染。

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We have conducted a comparison for detecting pathogen of doubtable infectious canine hepatitis and canine viral enteritis in clinical investigation with ion catch electron microscopy and direct negative staining electron microscopy.

本研究应用离子捕获电镜技术和直接负染电镜技术比较检测了临床上疑似为犬传染性肝炎和犬细小病毒性肠炎的犬送检样品。

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the effect of dimethyl sulphoxide ( dmso) on micelle conformation of hexadecyltrimethylammonium bromide ( ctab) was studied by means of surface tension and negative staining tem measurements.

通过表面张力法和负染色电镜法分别从两个方面研究了二甲基亚砜（DMSO）对十六烷基三甲基溴化铵（CTAB）胶束形成的影响。

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