At the same time, he stain was used to analyse the biopsy specimen from gastroscopy to evaluate the pathological feature.
同时对胃镜下活检组织标本进行HE染色，以分析组织的病理学特征。
Histochemical stain (he and MASSON) was used to check and define the pathological stage of fibrosis of the specimen tissue, and observe the distribution of collagen under the light microscope.
用组织化学染色(HE染色和MASSON染色)法检查确定标本组织的纤维化病理分期，在光镜下观察胶原的分布情况。
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