个体之间用药的效果存在个体差异。有些个体对药物的反应非常敏感，所需药量低于常用量，此称为高敏性，临床上多指内脏高敏性。反之，有些个体需要用高于常用量的药量才能出现药物效应，此称之为低敏性。
目的：探讨检测人类白细胞抗原(HLA)和群体反应性抗体(PRA)对肾移植高敏受者的临床意义。
OBJECTIVE To investigate human leukocyte antigen (HLA) matching and panel reactive antibody (PRA) titer in highly sensitized recipients of renal allograft.
与传统的磁敏传感器比较，巨磁阻传感器具有灵敏度高、可靠性好、测量范围宽、体积小、价格低等优点。
Compared with conventional sensors, giant magneto resistive (GMR) sensor has the advantage of high sensitivity, high reliability, wide measurement range, small volume and low price.
与传统的磁敏传感器比较，巨磁阻传感器具有灵敏度高、可靠性好、测量范围宽、体积小、价格低等优点。
Compared with conventional magneto sensors, giant magneto resistance (GMR) sensor has the advantages of high sensitivity, high reliability, wide measurement range, small volume and low price.
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