There were 3-7 layers cell in epithelium , which were connected with intercellular bridge immunohistochemical stain . They were AE1 / AE3 positive ;
结果：口腔黏膜具备上皮层和上皮下纤维组织，上皮细胞3～7层，见桥粒连接，AE1/AE3阳性；
intercellular bridgeintercellular bridgeintercellular bridge