首页> 外文期刊>Japanese Journal of Pharmacology >Inhibitory Effect of KBT-3022, a New Anti-platelet Agent, on Infiltration of Polymorphonuclear Leukocytes Induced by Leukotriene B4 or Formyl-Methionyl-Leucyl-Phenylalanine in Mice
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Inhibitory Effect of KBT-3022, a New Anti-platelet Agent, on Infiltration of Polymorphonuclear Leukocytes Induced by Leukotriene B4 or Formyl-Methionyl-Leucyl-Phenylalanine in Mice

机译:新型抗血小板药KBT-3022对白三烯B4或甲酰基-甲硫基-亮氨酰-苯丙氨酸诱导的多形核白细胞浸润的抑制作用

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References(15) Cited-By(1) We devised a method for evaluating polymorphonuclear leukocyte (PMN) infiltration in vivo employing an air bleb technique combined with measurement of myeloperoxidase (MPO) activity, and the effects of some anti-platelet agents were evaluated. KBT-3022 (ethyl 2-[4, 5-bis(4-methoxyphenyl)thiazol-2-yl]pyrrol-1-ylacetate) and cilostazol inhibited the increase in MPO activity in the connective tissue around the air bleb induced by leukotriene B4 (LTB4) and formyl-methionyl-leucyl-phenylalanine (fMLP). Indomethacin inhibited only the fMLP-induced increase in MPO activity, but ticlopidine hydrochloride and acetylsalicylic acid had no effect. Histologic observation confirmed the inhibition of PMN infiltration by KBT-3022. These results indicate that KBT-3022 may be a potent inhibitor of both LTB4- and fMLPinduced infiltration of PMNs.
机译:参考文献(15)被引用者(1)我们设计了一种方法,该方法使用空气泡技术结合测量髓过氧化物酶(MPO)活性来评估体内多形核白细胞(PMN)的浸润,并评估了某些抗血小板药的作用。 KBT-3022(2- [4,5-双(4-甲氧基苯基)噻唑-2-基]吡咯-1-基乙酸乙酯)和西洛他唑抑制白三烯B4诱导的气泡周围结缔组织中MPO活性的增加(LTB4)和甲酰基-甲硫酰基-亮氨酰-苯丙氨酸(fMLP)。消炎痛仅抑制fMLP诱导的MPO活性增加,但盐酸噻氯匹定和乙酰水杨酸则无作用。组织学观察证实KBT-3022抑制了PMN的浸润。这些结果表明KBT-3022可能是LTB4-和fMLP诱导的PMN浸润的有效抑制剂。

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