unstained

all the atmosphere of unstained affection would be gone out of it now.

所有当初那种纯洁的亲爱空气，现在都要没有了。

[ Results] Sixty cases ( 55.6%) were unstained or tinged including 12 cases ( 11.1%) suffering from esophageal cancer ( including 2 cases of early cancer), 6 squamous-cell dysplasia ( including 3 middle-severe dysplasia) in staining group.

结果染色组不染色或淡染色60例（55.6%），活检发现食管癌12例（11.1%），其中早期食管癌2例，鳞状上皮异型增生6例（5.6%），其中中重度异型增生3例；

By immunohistochemistry, 3 7 days after photocoagulation, S 100 and GFAP were seen stained in the damage areas of photic spot. 1 7 days after photocoagulation, NSE and NF were found unstained in the photic spot.

免疫组织化学：光凝后第3d、7d见光斑区S-100和GFAP染色，光凝后1～7d光斑区NSE和NF未染色。