Objective to evaluate the effect on the development of hip joint by gluteal muscle contracture and to study the significance of early surgical treatment for this disease.

目的探讨臀肌挛缩症对髋关节发育的影响，并说明早期治疗的重要性。

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During early stage of CIA development, expression of VEGF in the joint increases and VEGF is expressed biologically active and can be inhibited by anti VEGF neutralizing antibody.

CIA形成的早期关节组织内可能产生大量的VEGF，并以较强的生物活性形式存在，能被抗vegf中和抗体抑制。

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It also put an end to the cold war during the early 1990s that began after Microsoft abandoned joint development efforts for graphical operating systems.

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They will consider expanding cooperative efforts in theater missile defense technology and exercises, study ways of sharing data obtained through early warning systems, discuss theater missile defense architecture concepts, and seek opportunities for joint research and development in theater missile defense.

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