2015考研英语阅读痴呆症的诊断_大学英语阅读

2015考研英语阅读痴呆症的诊断

　　路德医生将这些人的血液样本和另外43名性别、年龄匹配但没有患病的志愿者对比后，有了惊人的发现。

　　Levels of a substance called pregnancy zone protein had been unusually high, even beforetheir symptoms appeared, in some of those who went on to develop Alzheimer s disease.

　　某些患上阿尔茨海默氏症的志愿者，其血液中一种名为妊娠带蛋白的物质含量非常高，甚至在症状出现前也是如此。

　　Those some , it turned out, were all women.

　　这些志愿者，最终都被确认为女性。

　　On average, levels of pregnancy zone protein in those women who went on to developAlzheimer s were almost 60% higher than those of women who did not. In men, levels of theprotein were the same for both.

　　通常，女性患者体内的妊娠带蛋白含量比健康女性高出60%，男性的这一蛋白水平则没有变化。

　　The reason for this curious result seems to be that the brain plaques associated withAlzheimer s disease are themselves turning out pregnancy zone protein.

　　出现这一结果的原因可能是，与阿尔茨海默氏症相关的大脑斑块自身分泌这一蛋白。

　　Certainly, when Dr Luider applied a chemical stain specific to that protein to the plaques ofdead Alzheimer s patients he found the protein present in them.