目的：开展手背部皮肤老化形态学定量评价指标的研究，为客观评价皮肤老化提供手段。

Objective To develop a morphology research on the quantitative evaluation indexes for skin aging of the dorsal hand.

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这些定量结果与我们对该细胞所作的组织化学反应结果一致，可作为区分这两类肥大细胞的主要形态学指标。

These quantitative results might be served as the main morphological parameters of distinguishing the two types of mast cells.

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观察痴呆模型组、对照组及老年组大鼠中脑腹侧被盖区(VTA)及黑质(sn)多巴胺能神经元的形态学变化，并定量分析。

To study the morphologic changes of dopaminergic neurons in VTA and SN in the dementia model group, control group and the old group, and to analyse the result concluded by image analysing system.

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