@article {Hancox589, author = {Hancox, RJ and Sears, MR and Taylor, DR}, title = {β 2-肾上腺素受体的多态性和对长期β 2-激动剂治疗哮喘的反应},volume = {11}, number = {3}, pages ={589—593},year = {1998}, publisher = {European Respiratory Society},188bet官网地址影响β -肾上腺素受体16和27氨基酸的多态性改变了体外受体的调节。这些多态性是否会改变哮喘患者对β 2激动剂治疗的反应尚不清楚。在之前对64名哮喘患者的研究中,大多数患者在常规吸入β 2激动剂(非诺特罗)治疗期间哮喘控制恶化,而少数患者改善。我们已经确定了这些受试者的β 2-肾上腺素受体基因型,以确定早期研究中哮喘对照组的变化是否受到β 2-肾上腺素受体多态性的影响。采用等位基因特异性聚合酶链反应(pcr)对60例研究对象的16和27号氨基酸进行了基因型鉴定。常规的β 2激动剂治疗对哮喘控制的影响在基因型之间进行了比较。在常规的β 2激动剂治疗期间,基因型和总体哮喘控制的变化之间没有关联。在哮喘对照组的10个标记物中,只有2个显示出与基因型显著相关的变化:16位甘氨酸纯合子受试者在常规治疗期间对methacholine的支气管反应性没有增加;在常规治疗期间,27位谷氨酸纯合子受试者夜间呼气流量峰值没有增加。 These differences are the opposite of those that would have been predicted by the results of in vitro studies. In these subjects, the deleterious response to regular inhaled beta2-agonist treatment was not related to beta2-receptor polymorphism.}, issn = {0903-1936}, URL = {//www.qdcxjkg.com/content/11/3/589}, eprint = {//www.qdcxjkg.com/content/11/3/589.full.pdf}, journal = {European Respiratory Journal} }