Methods The cell-free system was prepared by ultracentrifugation of Xenopus eggs and activated by cytochrome C.
方法超速离心制非洲爪蟾卵无细
,用细
色素C激活为凋亡
。
Methods The cell-free system was prepared by ultracentrifugation of Xenopus eggs and activated by cytochrome C.
方法超速离心制非洲爪蟾卵无细
,用细
色素C激活为凋亡
。
We separated the subfractions of LDL by precipitating method and density gradient ultracentrifugation, and identified the subfraction by electronphoresis and electron microscope.
通过沉淀法分离LDL,然后经过超速离心法分离其亚组分。
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