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氧化铂和硫化铂对实验性大鼠围产期的毒性及致癌性探讨

Toxicity and Carcinogenicity of PtO2·H2O and PtS2 in Pernatal Rats

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【作者】 朱大和

【Author】 Zhu Dahe;S Ivankovic;S R Kempf(Department of Pathology,School of Basic Medical Sciences,Tongji Medical University,Wuhan 430030)(Institute for Toxicology and Chemothrapy,German Cancer Research Center,Heidelberg 6900)

【机构】 武汉同济医科大学基础医学院病理学教研室

【摘要】 妊娠BDⅨ大鼠经口给予氧化铂和硫化铂后1~3d,能使妊娠动物体重减轻,其后体重增加迟缓,胎盘以及胎鼠的重量降低,分娩后有乳汁分泌不足或无乳汁。仔鼠的发育迟缓,且存活时间缩短。此外,在56只妊娠的动物中,出现3例白血病,1例脊髓的星形细胞瘤。结果表明:氧化铂和硫化铂对于妊娠的大鼠及其仔鼠均有一定的毒性,并提示:3例白血病可能不是通过氧化铂和硫化铂诱导的,而1例脊髓的星形细胞瘤可能与氧化铂直接相关。

【Abstract】 PtO2·H2O and PtS2 were given orally to pregnant BD Ⅸrats.They caused reduction of body-weight and slowed the process of weight gains in pregnant animals and decreased weight of placentas and fetus.They also caused hypogalactia after delivery.The body-weight changes of bady rats showed that PtS2 or PtO2·H2O retarded growth and shorten the life-span of descendants.Among 56 mother rats 1 developed astrocytoma in lumbar spinal cord and 3 had leukemia.These observations suggest that PtS2 and PtO2·H2O have some toxic effect on mother and their descendants in BD Ⅸrats.We believe that leukemia in 3 cases were not caused by PtO2·H2O or PtS2 and PtO2·H2O may directly involved in the development of astrocytoma.

【关键词】 氧化铂硫化铂毒理学致癌物.环境
【Key words】 PtO2·H2OPtS2toxicologycarcinogenenvironment
  • 【文献出处】 同济医科大学学报 ,ACTAUNIVERSITATIS MEDICTNAE TANGJI , 编辑部邮箱 ,1995年02期
  • 【分类号】R994.6
  • 【被引频次】1
  • 【下载频次】39
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