热作用下蛋白及全血光学特性变化的实验研究

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利用自行研制的双积分球系统,对不同温度(37 ℃~80 ℃)加热后的蛋白及人全血的光学特性参数(对波长为632.8nm的光而言)进行了实验研究.结果表明:热作用下生物样品生理特性的改变可用光学特性参数的变化来描述.不同的热剂量作用下,样品形态及结构的改变是不同的,相应的光学特性参数(吸收系数与散射系数)变化也不同;相同热作用下,样品成分的不同,导致样品光学特性参数的改变也存在差别.光学检测技术可望为热疗的实时无损监测提供一种新的手段.
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