Methods: We adopted the cough experiment with natrium citricum to observe the effect on relieving cough of guinea-pig. 方法:采用枸椽酸钠引咳试验观察对豚鼠的止咳作用;
Full-term normal delivery and UCB of healthy pregnant women was collected by aseptic venepuncture after fetal disengagement, and with Natrium Citricum anticoagulation. 脐血采自长春市妇产医院健康产妇,知情同意,足月顺产,待胎儿娩出后,无菌经脐静脉穿刺取血,枸橼酸钠抗凝。
Tumer samples were represented by bone marrow which was anticoagulated by 3.8% natrium citricum, and their oral epithelium cells were also collected for normal tissue comparison. 收取其骨髓液,以3.8%枸橼酸钠抗凝,同时收取其口腔上皮正常组织。