To study the expression of Heat shock proteins 70(HSP70) and P27 protein in mucoepidermoid carcinoma (MEC) in relation to biological behaviour and prognosis.

• 研究热休蛋白70（HSP70）和P27蛋白在粘液表皮样癌（MEC）中的表达水平，及其与临床病理特征之间的关系和对预后的影响。