TY- JOR T1-肺气肿和健康受试者患者的中性粒细胞弹性酶,髓过氧化物酶和β-葡萄糖醛酸酶的体外释放 - 欧洲呼吸杂志JO -EUR RESSIR JO -EUR RESSIR J SP -1237 LP -1237 LP -1244 VL -4 IS -10 AU -RENKEMA -10 AU -RENKEMA,-10 AU -RENKEMA,-10 AU -RENKEMA,-10 AU -RENKEMA,-10 AU -RENKEMA,-10 AU -RENKEMA,-10 AU -RENKEMA, -te au -postma,ds au -noordhoek,ja au -sluiter,hj au -kauffman,hf y1-1991/11/11/11 ur -http://www.qdcxjkg.com/content.com/content/4/4/4/4/10/1237.Abstract N2 N2 N2 N2 N2 N2 N2- 有证据表明,吸烟在α-抗抗蛋白酶充满肺气肿的蛋白酶 - 抗蛋白酶不平衡中起重要作用。但是,由于大多数吸烟者不会发展肺气肿,因此必须假定除吸烟外,其他因素会导致不平衡的起源。蛋白酶的主要来源是多形核白细胞(PMN)。我们检验了以下假设:PMN释放性的异常可能会倾向于发育。因此,研究了PMN的弹性酶,髓过氧化物酶和β-葡萄糖醛酸苷酶的释放,在肺气肿和健康对照的患者中,与性别,年龄和吸烟习惯相匹配。从外周血中分离出PMN,并用钙离子A23187,甲基甲基 - 甲基 - 核基 - 苯丙氨酸(FMLP)和血清处理的Zymosan(STZ)刺激。用Triton X-100细胞裂解后测量PMN的总酶含量。在健康受试者和肺气肿患者中,PMN的总弹性酶,脊髓过氧化物酶和β-葡萄糖醛酸酶含量没有显着差异。 In vitro release of elastase and myeloperoxidase from both stimulated and unstimulated PMN was not significantly different in healthy subjects and emphysematous patients. Moreover, no differences were found between smoking and ex-smoking individuals. Beta-glucuronidase release tended to be lower in patients with emphysema than in healthy controls. We conclude that an abnormality in the releasability of peripheral PMN is unlikely to be a pathogenetic factor in emphysema. ER -