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选用鱼肝油酸钠,四癸基硫酸钠两种硬化剂,以不同浓度,0.3毫升相同剂量,分別注射于2公斤重的48只家兔的舌左侧前1/3处和左侧颊粘膜中心部,注射后27,48,72小时,1,2,3,4周杀死动物,直接取材,苏木精——伊红染色,镜检。结果:1.一日:组织被破坏,炎症细胞浸润明显,中心部坏死,血管充血,血管内皮细胞完全被破坏,注射部溃疡形成。
Two kinds of hardeners, sodium cod liver oil and sodium tetradecyl sulfate, were selected and injected into the left front 1/3 and the left buccal mucosa center of 48 rabbits of 2 kg weight at the same dose of 0.3 ml respectively Department, 27,48,72 hours after injection, 1,2,3,4 weeks to kill animals, direct drawing, hematoxylin-eosin staining, microscopic examination. One day: the tissue was destroyed, infiltration of inflammatory cells was obvious, central necrosis, vascular congestion, vascular endothelial cells were completely destroyed, the formation of ulcers at the injection site.