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1·Methods Bone marrow smear and biopsy in 46 benzene poisoning cases were analyzed.

方法对46例重度苯中毒进行骨髓穿刺，取骨髓液及活体组织进行研究。

2·Objective:To explore the effects of Pumpkin Extracts(PKE)on oxidative damage effect of chronic benzene poisoning in mice.

目的：探讨南瓜提取物对慢性苯中毒所造成的机体抗氧化系统损伤的拮抗作用。

3·To study the relationship between essential elements and GST genetic polymorphisms in patients with chronic benzene poisoning.

探讨谷胱甘肽硫转移酶（GST）基因多态与慢性苯中毒患者血清中必需元素的关系。

4·Objective To screen DNA replication, and damage repair genes associated with benzene poisoning by using gene expression profile analysis.

目的筛选与苯中毒有关的DNA复制及损伤修复基因。

5·[Objective] To study the relationship between essential elements and GST genetic polymorphisms in patients with chronic benzene poisoning.

[目的]探讨谷胱甘肽硫转移酶(GST)基因多态与慢性苯中毒患者血清中必需元素的关系。

6·Objective To explore the association between genetic polymorphisms of DNA repair genes XRCC1 , XRCC3 and susceptibility to chronic benzene poisoning.

目的探讨DNA修复基因XRCC1、XRCC3多态性与慢性苯中毒遗传易感性的关联及其与慢性苯中毒潜伏期的关系。

7·There were many factors influencing the QOL of the chronic benzene poisoning patients and the chronic lead poisoning patients, and the disease was one of the important factors.

且影响慢性苯中毒患者和铅中毒观察对象生存质量的因素是多方面的，其中疾病是一个重要的因素。

8·Third, we must reduce benzene exposure, chronic benzene poisoning major harm to the human hematopoietic system, caused WBC, decrease in the number of platelets, induced leukemia.

第三，要减少苯的接触，慢性苯中毒主要伤害人体的造血系统，引起白细胞，血小板数量的减少，诱发白血病。

9·Objective with the tool of nursing comprehensive score for grading the severity of poisoning, to evaluate the required quantity of nursing to the patients with severe benzene poisoning.

目的应用中毒严重程度护理综合评分工具，对苯中毒患者给予合理护理量，以提高护理工作的质量。

10·Conclusions Some DNA replication, and damage repair genes associated with benzene poisoning show differential expression, which provides the basis for screening biomarkers of benzene poisoning.

结论苯中毒患者外周血白细胞的DNA复制及损伤修复基因与正常人相比存在差异性表达，为进一步筛选苯中毒生物标志物提供了依据。