The hydrocarbon groups , alkane hydrocarbons and biological markers in the crude oils and the oil source rocks have closed relationships , which has shown that zifusi lw - lying area has a better oil source condition and oil source potentiality 在原油和生油岩中烃类族组分、烷烃和生物标志物之间均有较好的亲缘关系，表明资福寺洼陷具有较好的生油条件和生油潜力。
Based on the theories of petroleum system and reservoir geochemistry , the kuche foreland basin is selected to study some geochemistry problems on the process of petroleum from source to trap in this work 以含油气系统和油藏地球化学的理论、方法为指导思想，选择塔里木库车前陆盆地为研究对象，重点进行了烃源岩生物标志物组成特征的剖析和典型油气藏形成机理的地球化学研究。
Multiple organ comet assay in vivo is very useful for the evaluation of genotoxicity target organ . the comet tail of peripheral lymphocytes is suitable as a biomarker for reflecting the sensitivity of organs after treatment of mtx 提示，体内多器官的单细胞凝胶电泳分析对探测体内遗传毒性靶器官是十分有用的，外周血淋巴细胞在scge分析中的拖尾现象可作为用药后组织器官对药物敏感性反映的生物标志。
In this paper , the stereoisomer rearrangement of biomarker compound for the exclusive reaction form the electronic off - domain to the out - proton magnetic rotation is interpreted in the sedimentary system in terms of the micro - particle wave motion and the molecular orbital theory 摘要应用微观粒子波动和分子轨道理论、解释生物标志化合物在沉积体系中自身独有的“电子离城外质子磁旋反应”的重排机理。
The research areas focus on the toxic effects of chemicals on animals and their mechanism , relationships between pollutions and occurrence and development of important chronic diseases , biomarker used to monitor toxicity of chemicals and to assess the risks 运用分子生物学等技术,研究化学污染物对动物的毒性效应和机制，揭示化学污染与人类重大疾病发生发展的关系及其机理，探讨生物标志物在化学物毒性检测和风险评价中的应用
The geochemical characteristics of coals from liyazhuang coal mine , sihe coal mine and fucheng coal mine of qinshui basin , shanxi province , were comparatively studied , and the thermal evolution degree , the contents of soluble organic matter and the biomarker characteristics of coals were discussed 摘要对比研究了山西沁水盆地李雅庄煤矿、寺河煤矿和附城七一煤矿煤岩的地球化学特徵，讨论了煤岩的热演化程度、可溶有机质含量、生物标志化合物特徵。
( 2 ) refer to the extrapolated safe levels developed by various countries and international organizations for aquatic organisms exposed to pah in x " ater to assess aquatic quality for maricultural purpose , and the results sho ' ' ? ed lhat pah " pollution in seat ' rater was alread } " a threat for its maricultural use ( 2 )投毒实验结果表明：随着芘暴露浓度的增大，鲈鱼胆汁中芘的代谢比率增大。 ( 3 )胆汁中1 ?羟基芘浓度可作为指示水体芘污染程度的生物标志物。
The biomarker characteristics of these two types of viscous oils are distinctive . oil source correlation results show the altered viscous oils were generated from the es3 source rocks and subsequently suffered biodegradation , oxidation and water washing effects near the surface . there exists huge thick alluvial glutinite in luojia - kenxi area , with various physical properties 两类稠油生物标志物组成也有明显的差异，次生稠油主要由来源于沙三段源岩的正常原油(稀油)经生物降解、地表氧化、水洗等次生作用形成的，并且成熟度指标相对较高。
This paper reviews current development in researches of the field of microbial diversity in polluted soils at home and abroad based on the methods of isolating culture and biomarkers , and the knowledge of microbial diversity from the angles of different ecological levels , and explores advanced approaches , new ideas and issues in the research on soil microbial ecological processes aiming at new problems in soil pollution the world is faced with 本文基于分离培养以及生物标志分子方法，从不同生态层次上认识微生物多样性，较全面、系统地综合评述国内外污染土壤环境的微生物群落功能、结构及分子遗传多样性的研究进展，并针对新形势下土壤污染所面临的新问题，探讨了近期土壤微生物生态学过程研究的重要手段与科学问题。
This study used some techniques such as organic geochemistry bulk composition combined with molecular geochemistry , source rock analysis and evaluation of organic petrology , carbon isotopes of organic matter , petroleum geology inference etc . the emphasis is mainly concentrated on the source rocks belong to the shahejie formation of pal eocene , including the source rock evaluation of denan region , geochemistry of the source rock , biomarkers of immature oils and source rocks . then the ancient geological environment was established and immature oil formation mechanism was proposed . following results have been tentatively proposed in this thesis : 1 ) based on the organic petrology studies , most of source rocks in this region is belong to immature source rock 本项研究以德南洼陷重点烃源岩- - -下第三系沙河街组为对象，应用有机地球化学理论与方法对其有机质类型和丰度、成熟度、生烃潜量等进行研究；通过特征生物标志化合物的分析，阐明研究区未熟-低熟烃源岩母质构成、沉积环境和成熟演化；通过油源对比和生烃条件综合分析，提出本区烃源岩生烃机制，建立未熟-低熟烃源岩有机质生烃模式。
