本发明提供了一种有望成为长效、强效的左旋体抗组胺药物，给过敏疾病患者多一种治疗的选择。
The levo-benzhydryl piperazine derivative is expected to become a long-acting effective levo-antihistamine medicine, and provides one more treatment choice for allergic disease patients.
构成生命体的许多关键分子都有一个特定的导向，或者说是旋向性：脱氧核糖核酸右旋，氨基酸左旋。
Many of the key molecules for life have a specific direction, or handedness: DNA twists to the right, amino acids to the left.
目的：观察左旋卡尼汀对离体大鼠心脏缺血-再灌注损伤的作用及对心肌细胞能量代谢的影响。
Objective: To study the effects of L-carnitine on myocardial ischemia-reperfusion injury and energy metabolism in rats.
由于应力弛张作用，使两地体间的构造分界线（灵山构造带）后期表现为左旋断层性质。
For the sake of stress relaxation, the tectonic boundary between these two different terrains (i. e. the Lingshan structure zone) expressed as a dextral fault in late period.
接触带构造变形特征显示岩体侵位受控于区域左旋剪切应力场作用。
The contact deformation shows that the Fenghuangshan pluton was controlled by a regional sinistral shear stress field.
结论：本方法可以实现奥硝唑的手性分离，并能应用于左旋奥硝唑原料药中的右旋体杂质的控制。
Conclusion: The method can be used for separating the enantiomers of Ornidazole and controlling of the impurity of dextroisomer in S-Ornidazole substances.
它的分子结构中有一手性碳原子，大量研究结果证明其左旋光学异构体的生理活性比右旋异构体要高很多。
There is a chiral carbon atom in the EAMP's molecule and it has been proved that the S-EAMP has higher biological activity than that of the D-EAMP.
目的：观察左旋精氨酸对在体兔肺缺血再灌注损伤的影响。
Objective:To investigate the effect of L arginine on pulmonary injury in vivo following ischemia reperfusion in the rabbits.
结果表明表明凤凰山岩体NNE向水平左旋剪切应力及重力的联合用用下呈气囊膨胀式同构造侵位的机制。
The results indicate that the pluton was of syntectonic balloon_like emplacement mechanism under the force of NNE_trending sinistral ductile shear and gravity.
结果表明表明凤凰山岩体NNE向水平左旋剪切应力及重力的联合用用下呈气囊膨胀式同构造侵位的机制。
The results indicate that the pluton was of syntectonic balloon_like emplacement mechanism under the force of NNE_trending sinistral ductile shear and gravity.
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