1、

This thesis developed a HPLC method for determination of Benzo a pyrene in meat foods.

建立了肉类食品中苯并芘残留的高效液相色谱测定法.

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2、

This thesis developed a HPLC method for determination of benzo a pyrene in grain.

建立了粮食中苯并芘残留的高效液相色谱测定法.

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3、

Objective To synthesize 2-( 4-methoxypheny )-6-methoxy-benzo [ b ] thiophene.

摘要目的合成目的产物 2- ( 4- 甲氧 基苯基 ) - 6- 甲氧基苯并噻吩.

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4、

The results show that benzo ( a) pyrene is of the highest total score in several kinds of persistent toxic substances, followed by chromium ( VI), cadmium, lead and benzene hexachloride ( BHC, a kind of organo-chlorine pesticides).

结果表明,在几类典型的持久性毒害污染物中,苯并(a)芘的总分值最高,其次为重金属类的铬(六价)、镉、铅及有机氯农药类的六六六。

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5、

The changes of 8-OH-dG in the progress of carcinogenesis were detected in human bronchial epithelial cells induced by Benzo ( a) pyrene diol-epoxide ( BPDE) and sulfide nickel ( NiS) in vitro.

并利用苯并(a)芘代谢产物B(a)P二醇环氧化物(BPDE)和结晶型硫化镍(NiS)诱导的体外人支气管上皮细胞转化癌变模型,检测癌变进程中8OH dG的变化。

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6、

Features of transplantable fibrosarcoma induced by 3,4-benzo ( a) pyrene in WKA rats are presented. The sc transplantation rate of WBT-2 in WKA rats was 100%, but without spontaneous metastasis.

本文报告了用3,4-苯并芘诱发出大鼠的纤维肉瘤WBT-2,其皮下移植率为100%,但未发现自发转移。

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7、
8、

Meanwhile, the structure of 3-( 2'-carboxyethyl) benzo [ b] thiophene was confirmed by testing melt point, NMR, Mass Spectrometry and elementary analysis.

并经熔点测定,1H-NMR、13C-NMR、质谱及元素分析,表征其合成得到的3(2′羧乙基)苯并噻吩的结构。

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9、

Thereby, the energy level and band gap of these star-shaped molecule donors can be tuned by adjusting the ratio of benzo [ 2,1,3] thiadiazole group and thiophene group on the branched backbone.

上述化学结构和电子结构特征表表明,这种星形小分子给体的能级和带隙可以通过平面支臂骨架上苯并[2,1,3]噻二唑基团和噻吩基团的比例来调控。

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10、

Studies on complex of sodium benzo 15-crown-5 with cobalt ( ii) thiocyanates

钴-硫氰酸根与钠-苯并15-冠-5配合物的研究

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11、

The synthesis of 3 phenyl indanone thiosemicarbazone 5,6 benzo 15 crown 5

3-苯基茚满酮-[1]-缩氨基硫脲-5,6-苯并-15-冠-5的合成

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12、

they are identified as methyl benzo ( e)-pyrene.

经系统对比,初步确认它们属于甲基苯并[e]芘的异构体。

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13、

Objective The carcinogenesis mechanism of benzo [ α] pyrene dihydrodiol epoxide ( BPDE) is still unclear according to the known genes interaction with BPDE. So it is an urgent problem to screen more BPDE target susceptible genes.

研究目的:目前已知的与二羟环氧苯并芘(BPDE)相互作用的基因尚不能阐明BPDE的致癌分子机制,寻找出更多的BPDE致癌易感基因是个亟需解决的问题。

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