Colon neoplasm; Venous invasion; Elastic tissue stain; Prognosis.

结肠肿瘤；血管侵犯；弹力纤维染色；预后。

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Methods Normal tissue stain and immunohistochemical stain were used to observe the mast cell and substance P immunoreactivity in dorsal root ganglia.

方法采用常规组织学染色和免疫组织化学染色方法对家兔脊神经节内肥大细胞和P物质免疫阳性反应进行观察。

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They stain the mouse's brain tissue, so that different kinds of synapses show up in different colors.

他们对老鼠的脑组织进行染色，这样不同种类的突触就可以呈现不同颜色。

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The shavings were then immunostained bathed in a special reagent that would mark the presence of abnormal proteins with a bright, telltale red or brown stain on the surface of the tissue.

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