By using these biologically active binders, the therapeutic agents can be applied to at least one surface of a medical implant without using inert polymer carriers.

通过使用这些生物活性粘合剂，治疗剂不必使用惰性聚合物载体就能被覆盖到医疗移植物的至少一个表面上。

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To solve that problem, MIT researchers have developed a new polymer for gene therapy that is as effective as viruses, the standard carriers, but it seems to have none of the risks of viral treatments.

为解决这个难题，MIT的研究者开发了一种和病毒载体同样有效，然而却似乎没什么风险的新的聚合物作为基因治疗的载体。

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Some flow characteristics of the fluid in the three-phase circulating fluidized bed with polymer porous carriers are studied in this thesis.

本文研究了以高分子（聚丙烯酸酯类）载体为固相的三相循环流化床的部分流动特性；

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