Objective To detect DNA damage in human peripheral lymphocytes of workers exposed to vinyl chloride with microgel single cell electrophoresis(MGE).

目的探讨用单细胞微量凝胶电泳测试方法（MGE）检测氯乙烯对人体外周血淋巴细胞DNA损伤。

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The Joy of the Single, meanwhile, will feature Jack White, Norman Cook, Neil Sedaka and others talking about the vinyl 45 rpm record.

BBC: to mark 60 years of the British singles chart