@文章{Takeda577,作者= {Takeda, K. and Miyahara, N. and Kodama, T. and Taube, C. and Balhorn, A. and Dakhama, A. and Kitamura, K. and Hirano, A. and Tanimoto, M. and Gelfand, E. W.},标题= {s -羧甲基半胱酸使敏感和挑战小鼠的呼吸道反应性正常化},体积={26},数量={4},页数={577—585},年= {2005},doi ={10.1183/09031936.05.00090304},出版商={欧洲呼吸学会},188bet官网地址s -羧甲基半胱氨酸(S-CMC)已被用作呼吸道疾病的粘液调节剂。然而,S-CMC对过敏性气道炎症的作用机制尚未明确。在本研究中,BALB/c小鼠最初对卵清蛋白(OVA)敏感和挑战,几周后再次挑战OVA(二次挑战)。S-CMC (5{\textendash}100 mg{\ textperiodcentric}kg-1)从二次试药前2天开始给药,直到检测当天。小鼠在二次刺激后6小时出现气道高反应性(AHR),支气管肺泡灌洗液(BAL)中中性粒细胞数量增加。二次攻毒72小时后,小鼠再次出现AHR,但BAL液中含有大量嗜酸性粒细胞。研究发现,S-CMC处理可在6小时降低AHR和中性粒细胞增多,在72小时降低嗜酸性粒细胞增多和AHR。这些影响似乎是剂量依赖性的。在72 h观察到,S-CMC可减少杯状细胞增生。在BAL液中,检测到干扰素-γ、白介素(IL)-12和IL-10水平升高,IL-5和IL-13水平下降。 In conclusion, the data indicate that S-carboxymethylcysteine is effective in reducing airway hyperresponsiveness and airway inflammation at two distinct phases of the response to the secondary allergen challenge in sensitised mice.}, issn = {0903-1936}, URL = {//www.qdcxjkg.com/content/26/4/577}, eprint = {//www.qdcxjkg.com/content/26/4/577.full.pdf}, journal = {European Respiratory Journal} }