采用超薄聚丙烯酰胺平板凝胶等电聚焦电泳和单株后代法，分析了栗属种的PGI同工酶的遗传。

Inheritance of PGI isozymes in chestnut species was analyzed using isoelectric focusing on thin layer polyacrylamide slab gels and single tree progeny method.

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和传统的凝胶技术相比，毛细管等电聚焦(CIEF)是一种蛋白质的快速分离技术。

Capillary isoelectric focusing (CIEF) is a more rapid technique for separating proteins that the traditional gel-based technique.

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方法：采集33例正常人，26例牙周炎患者全唾液，运用聚丙烯酰胺凝胶等电聚焦方法观察其蛋白质等电点分布。

Methods: Saliva was collected from 33 healthy and 26 periodontitis individuals respectively, and analysed with isoelectric focusing in polyacrylamide gels.

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