RT - PCR confirmed that AtT - 20 cells presented an endogenous expression of H _ 4 - receptor mRNA.

RT -PCR 结果证实,在AtT-20细胞中存在组胺H4受体mRNA的内源性表达.

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The isolates virulent H 4 , H 2, Y 3 were positive by the use of IBD strips or AGP.

分离强毒H4 、 H2 、 Y3试纸及琼扩对照均为阳性.法氏囊样品测定结果显示.

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This paper described the technics of H 4 automobile bulb shaping and exhausting tube connecting briefly.

本文扼要叙述了H4汽车灯泡壳成形及接排气管技术,并详细介绍了成形、接管设备的技术参数和结构特点.

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CONCLUSION: HA stimulates the release of ACTH from AtT - 20 cells through H _ 4 receptor mediation.

结论HA调控AtT-20细胞分泌ACTH的作用由H4受体介导.

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The thread rolling tap is made by tool steel or alloy, the precision is H 4.

是指用工具钢、合金钢制造的滚牙(或切牙)丝锥, 精度为H4.

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