方法：制备豚鼠结肠纵肌和横肌肌条，观察不同剂量白芍总甙及工具药对离体结肠肌收缩活性的效应。
Methods: the transverse and longitudinal contraction role of smooth colon muscle strips at the different dosage of TGP and other medicine was separately observed.
结论孕酮从基因水平调节离体胎鼠成骨细胞骨钙素的生成，这种调节呈现时间及剂量依赖。
Conclusion progesterone was involved directly in osteocalcin production by regulating gene expression and this effect of progesterone was time and dose dependent.
目的：观察低剂量辐射离体照射能否诱导小鼠脾细胞的免疫适应性反应。
Objective:To investigate whether not low dose radiation (LDR) can induce immunological adaptive response (IAR) in mouse splenocytes in vitro.
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