排序方式: 共有3条查询结果,搜索用时 0 毫秒
1
1.
用鼠肝匀浆(S_9)代谢活化黄曲霉毒素B族和G族,研究它们对流感病毒在恒河猴肾细胞(LLC-MK_2)诱导干扰素-α/β的抑制作用。结果显示活化与未活化的黄曲霉毒素对干扰素诱生都有抑制作用。但代谢活化后,抑制作用增强,抑制作用的大小按B_1>G_1>B_2>G_2顺序排列,显示有结构-活性关系。而干扰素赋予细胞的抗病毒能力并不受黄曲霉毒素的影响。 相似文献
2.
3.
AI GAO * BING-CI LIU* XIANG-LIN SHI? CHUAN-SHU HUANG? XIAO-WEI JIA* BAO-RONG YOU* MENG YE* FU-HAI SHEN* AND HONG-JU DU* *National Institute of Occupation Health Poison Control Chinese Center for Disease Control Prevention Beijing China ?National Institute for Occupational Safety Health Willowdale Road Morgantown WV USA ?Nelson Institute of Environmental Medicine New York University School of Medicine Old Forge Road Tuxedo NY 《Biomedical and environmental sciences : BES》2006,(3)
INTRODUCTION Polycyclic aromatic hydrocarbons (PAHs) such as B[a]P are widespread environmental contaminants formed as byproducts of combustion[1]. PAHs have been found to be potent mammary carcinogens in rodents[2-3]. It is believed that B[a]P requires biological activation through oxidative metabolism to be carcinogenic. The ultimate carcinogenic metabolite has been considered to be the cytochrome P450 isozyme- and microsomal epoxide hydrolase- derived metabolite, BPDE, which forms… 相似文献
1