Methods: Using toluidine blue stains and immunohistochemical ABC methods.

方法采用甲苯胺蓝染色和免疫组织化学方法.

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Mast cells were detected with toluidine blue stain.

用甲苯胺蓝染色的方法检测肥大细胞.

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Toluidine blue dyeing was weakly positive, and only a little cells expressed collagen.

甲苯胺蓝染色弱阳性, 仅少数细胞表达型胶原.

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AIM : To evaluate the effect of toluidine blue ( TB ) - mediated photodynamic inactivation to the supragingival plaques.

目的: 比较不同浓度甲苯胺蓝对龈上菌斑的灭菌效果.

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