利用磁吸附细胞分选法(MACS)分离大鼠脾脏CD 4 + T细胞，流式细胞术检测MACS分选前后CD 4 + T细胞比例，监测细胞分选效果。

Magnetic absorption cell sorting (MACS) method was used to isolate the CD4 + t lymphocytes from the spleen of the rats. Flow cytometry was used to monitor the efficiency of isolation.

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DNA在红壤胶体和矿物表面通过静电力作用吸附的比例较低，仅为10—20%。

Only 10-20% DNA was adsorbed by electrostatic forces on soil colloids and minerals.

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增大BS或CT的修饰比例，都会使苯酚的吸附量增加。

Increase the proportion of modification BS or CT, would make the adsorption of phenol raise.

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