为了使三联体结合 Mg2+,必须电离药效团生物等位体。
For the triad to bind the Mg2+, a pharmacophore bioisostere has to be ionized.
结果:经太空诱变后的生物工程细胞染色体畸变率为:环状占10.5%,无着丝断片占36.75%,三射、四射体占13%。
Result: The abnormal chromosome rate of bio-engineering cells muted by outer space were: ring chromosome, 10.5%; acenericfragment, 36.75%; triceneric and fourcentric, 13%.
目的:探讨治疗体骨颈骨折采用三枚双头空心加压钉的生物力学原理和临床应用。
Objective: This article introduces about the three double heads empty compression screw (DECS) and its clinical application for treatment of fracture of femoral neck.
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