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
Methods Skin tests with autologous serum and basophil histamine-release assay (BHRA) were performed.