农田灌溉水总镉超标较高，占点位的15％；
The total cadmium of irrigation water exceeds standard, accounts for 15%;
方法利用染镉动物和凝胶渗透层析技术，观察非蛋白结合镉、总镉在肾脂质过氧化时的作用。
Methods Gel filtration chromatography and cadmium-injured Wistar rats were used to observe the action of nonprotein bound cadmium and total cadmium in renal lipid peroxidation.
UMT含量随着总镉摄入量、血镉和尿镉水平增加而增加，UMT与总镉摄入量、血镉和尿镉的相关系数分别为0.251、0.322和0.437（P<0.05）；
Significant correlations were found between the UMT and total uptake of cadmium, blood cadmium and urinary cadmium, the correlation coefficients were 0.251, 0.322 and 0.437 (P<0.05), respectively.
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