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Effect of Cd on GSH and GSH-related enzymes of Chlamydomonas sp.ICE-L existing in Antarctic ice 被引量:3
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作者 dingyu MIAOJin-lai +3 位作者 LIGuang-you WANGQuan-fu KANGuang-feng WANGGuo-dong 《Journal of Environmental Sciences》 SCIE EI CAS CSCD 2005年第4期667-671,共5页
Glutathione(GSH) and GSH-related enzymes play a great role in protecting organisms from oxidative damage. The GSH level and GSH-related enzymes activities were investigated as well as the growth yield and malonyldiald... Glutathione(GSH) and GSH-related enzymes play a great role in protecting organisms from oxidative damage. The GSH level and GSH-related enzymes activities were investigated as well as the growth yield and malonyldialdehyde(MDA) content in the Antarctic ice microalga Chlamydomonas sp. ICE-L exposure to the different cadmium concentration in this paper. The results showed that the higher concentration Cd inhibited the growth of ICE-L significantly and Cd would induce formation of MDA. At the same time, it is clear that GSH level, glutathione peroxidases(GPx) activity and glutathione S\|transferases(GST), activity were higher in ICE-L exposed to Cd than the control. But GR activity dropped notably when ICE-L were cultured in the medium containing Cd. Increase of GSH level, GPx and GST activities acclimate to oxidative stress induced by Cd and protect Antarctic ice microalga Chlamydomonas sp. ICE-L from toxicity caused by Cd exposure. These parameters may be used to assess the biological impact of Cd in the Antarctic pole region environment. 展开更多
关键词 antarctic ice microalgae Chlamydomonas sp. ICE-L GLUTATHIONE glutathione peroxidase glutathione reductase glutathione S-transferase cadmium
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Clinical Research on Use of Oxaliplcrtin in Combination with HCPT, LV and 5FU in a Regimen for Advanced Gastric Cancer
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作者 GuoqingHu QiangFu +6 位作者 MaolinJin JieLi LiangxiPan YuxianBai HuaijinWang JianweiZhang dingyu 《Chinese Journal of Clinical Oncology》 CSCD 2004年第5期336-341,共6页
OBJECTIVE To observe the effects and adverse reactions of a OXA-HCPT LV/5FU 3 regimen for patients with advanced gastric cancer.METHODS OHLF3 regimen: OXA 130 mg/m^2iv d 1, HCPT6 mg/m^2, iv d 1-5, LV 200 mg/m2iv 2 h f... OBJECTIVE To observe the effects and adverse reactions of a OXA-HCPT LV/5FU 3 regimen for patients with advanced gastric cancer.METHODS OHLF3 regimen: OXA 130 mg/m^2iv d 1, HCPT6 mg/m^2, iv d 1-5, LV 200 mg/m2iv 2 h followed by a 5FU 400 mg/m2 iv bolus and 5FU 600mg/m2 iv d 1-3, were given, every 21 days as 1 cycle. Assessment of the tumor was conducted after 3 cycles and the effective cases were confirmed after 4 weeks.RESULTS Among 39 patients, 36 were actually evaluable. Overall response rates (CR + PR} were 50%' the major adverse reactions were mild hematological toxicity, nausea and vomiting and peripheral nerve abnormalities.CONCLUSION The OHLF 3 regimen using OXA and HCPT is effective and results in mild toxicity when used in combined chemotherapy for advanced gastric cancer. 展开更多
关键词 临床研究 HCPT LV 5FU 服药法 老年性 胃癌 肿瘤 OXA
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Analysis of the Influencing Factors of Residents' Demand for Commercial Health Insurance in Hefei
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作者 GONGTianyi dingyu 《外文科技期刊数据库(文摘版)经济管理》 2022年第11期001-004,共4页
Commercial health insurance is the standard configuration of life insurance. It can make the insured get a compensation for the cost when they are ill or injured again, reducing their own pressure. However, the develo... Commercial health insurance is the standard configuration of life insurance. It can make the insured get a compensation for the cost when they are ill or injured again, reducing their own pressure. However, the development of commercial insurance in China is relatively late. At present, the state attaches great importance to the commercial insurance policy. For this situation, the state has issued a series of insurance policies. In this regard, the government of Hefei actively responded to the call of the state and attached great importance to the policy of commercial insurance, so that every insured can be assured. Although the continuous improvement of Hefeis commercial medical insurance system has provided a good guarantee for the economic development and the safety of peoples lives in Hefei, we must also be soberly aware that the current commercial medical insurance in Hefei is still in its infancy. Based on the actual development situation, this paper first analyzes the development trend and current situation of commercial health insurance in Hefei through a questionnaire survey, pointing out that the overall level of commercial health insurance in Hefei is low, and residents awareness of health insurance is insufficient. In this regard, the coverage of commercial insurance is not broad enough to provide a comprehensive supplement to medical insurance, which needs to be expanded. Secondly, the factors influencing commercial health insurance are comprehensively analyzed in terms of income, education level, disease factors and insurance company factors. 展开更多
关键词 commercial health insurance influencing factors insurance intention Hefei
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Brief Discussion on the Problems in Underwriting of Life Insurance and Optimization Countermeasures
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作者 dingyu GONGTianyi 《外文科技期刊数据库(文摘版)经济管理》 2022年第11期009-012,共4页
Underwriting refers to the selection and evaluation of the insured by the insurer, and the implementation of a scientific life insurance underwriting process, which helps life insurance companies effectively control u... Underwriting refers to the selection and evaluation of the insured by the insurer, and the implementation of a scientific life insurance underwriting process, which helps life insurance companies effectively control underwriting risks, improve underwriting quality, and ensure the sustainable and stable operation of the company in the underwriting process. The underwriting of life insurance is not only related to the enterprises own construction, but also to social environment, legal system, industrial development and other factors. Due to the constant changes in the external environment, a series of problems have emerged in Chinas life insurance. If we do not pay attention to them, they will have a negative impact on the healthy development of Chinas insurance industry. Based on the current situation of life insurance underwriting in China, this paper makes a detailed analysis of the problems in the process of life insurance underwriting, and puts forward corresponding solutions and countermeasures. Therefore, we can clearly realize that underwriting is extremely important as the first line of defense for insurance companies risk management. The progress of medicine, the change of environment and the development of new technologies have brought both opportunities and challenges to life insurance. To grasp the development trend of underwriting and explore the effective management of risk control is the only way for insurance enterprises to reduce costs and enhance market competitiveness. 展开更多
关键词 life insurance insurance underwriting underwriting method underwriting process
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LED屏虚拟拍摄与中国电影工业发展——《异星救援》的创作实践探索 被引量:5
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作者 丁宇 《当代动画》 2022年第3期96-103,共8页
《曼达洛人》的开播,在世界范围内掀起一股LED屏虚拟拍摄的浪潮。目前,中国尚无成熟的LED屏虚拟拍摄的电影作品。因此,北京电影学院美术学院几位教师带领研究生和本科生开始了首次LED屏虚拟拍摄尝试,创作了《异星救援》,以虚拟拍摄教学... 《曼达洛人》的开播,在世界范围内掀起一股LED屏虚拟拍摄的浪潮。目前,中国尚无成熟的LED屏虚拟拍摄的电影作品。因此,北京电影学院美术学院几位教师带领研究生和本科生开始了首次LED屏虚拟拍摄尝试,创作了《异星救援》,以虚拟拍摄教学建设为目的,从艺术创作对虚拟拍摄的流程、技术、手法等进行了一次实战性梳理,旨在推动中国电影工业化发展。本文便是对这一探索的总结与思考。 展开更多
关键词 LED屏虚拟拍摄 电影工业《异星救援》 美术置景 灯光 制片
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