NITRIC-OXIDE EVOKES PAIN IN HUMANS ON INTRACUTANEOUS INJECTION

被引:83
作者
HOLTHUSEN, H
ARNDT, JO
机构
[1] Heinrich-Heine-Universität Düsseldorf, Institut für Experimentelle Anaesthesiologie, 40001 Düsseldorf
关键词
NOCICEPTION; NITRIC OXIDE; HUMAN;
D O I
10.1016/0304-3940(94)90712-9
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
To test the hypothesis that nitric oxide (NO) acts algetically in humans, we determined pain intensity/dose relations for intracutaneously applied NO solutions. NO, dissolved in isoosmolar phosphate buffer, was injected in the forearm of six volunteers and the subjects rated NO-evoked pain continuously with the help of an electronically controlled visual analogue scale. Pain always occurred at a NO dose of 12 nmol, increased with dose and reached the tolerance maximum at 50 nmol. This shows for the first time the genuine pain evoking properties of NO.
引用
收藏
页码:71 / 74
页数:4
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