The radiation of He-Ne laser to human blood can increase the haemolytic ratio of erythro-cyte, improve the ability of blood carrying oxygen, reduce the blood viscosity and the erythrocyte sedimentation rate. 氦氖激光照射人体血液,可以增加红血球的溶血率,改善血液载氧能力,降低血沉和粘度。
Objective To establish a method to assay phenylalanine ( Phe) and tyrosine ( Tyr) by tandem mass spectrometry and to observe the changes of human blood Phe and Tyr levels and Phe/ Tyr ratio in the subjects withphenylketonuria ( PKU), PKU heterozygotes and normal controls. 目的建立串联质谱技术测定血苯丙氨酸(Phe)和酪氨酸(Tyr)浓度方法,观察苯丙酮尿症(PKU)、PKU杂合子和正常对照组血Phe、Tyr浓度及其比值(Phe/Tyr)变化。
The sucking human blood ratio and sucking cattle blood ratio of An. Anthropophagus were 68.2% and 31.8% respectively in the areas. 广东省嗜人按蚊吸血习性通过加权校正,吸人血比例为68.2%,吸牛血比例为31.8%。
Different parts of human skin have different results in blood supply and survival ratio postoperatively even if they have the same incision design. 不同部位的皮肤,即使手术切口的设计完全一致,术后的区域皮肤血供、成活率也可能会有极大的差异。