Methods: analgesic test with water bath, writhes induced by acetic acid, tickling induced by histamine and capillary permeability increase tests were applied.
方法：采用温浴甩尾法和扭体法镇痛试验、毛细血管通透性试验、 组胺致瘙痒等药理模型。
2
Ultrasonically nebulized distilled water (UNDW) challenge test and histamine challenge test were performed on 57 asthmatic children and 30 healthy children.
对57例哮喘儿童及30例健康儿童作超声雾化蒸馏水(UNDW)激发试验与组织胺激发试验。
3
Methods: Skin test was performed by using 20 different allergens, normal saline was negative control, histamine was positive control.