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Different effects of mechanical embolus removal and intra-arterial thrombolysis on neural functional recovery in patients with acute middle cerebral artery occlusion
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作者 Guo-Wei Wang Ya-Fei Wang +5 位作者 Long-Wei Huo Bo Ma Zheng Cui xuan-yu zhang Jiang-Feng Li Hu-Lin Zheng 《Journal of Hainan Medical University》 2018年第16期30-33,共4页
Objective:To study the different effects of mechanical embolus removal and intra-arterial thrombolysis on neural functional recovery in patients with acute middle cerebral artery occlusion.Methods: Patients with acute... Objective:To study the different effects of mechanical embolus removal and intra-arterial thrombolysis on neural functional recovery in patients with acute middle cerebral artery occlusion.Methods: Patients with acute middle cerebral artery occlusion who were treated in the First Hospital of Yulin between September 2013 and October 2017 were selected and retrospectively studied, and the differences in reperfusion therapies in history data were referred to divide them into study group A and study group B who underwent mechanical embolus removal and intra-arterial thrombolysis respectively. The levels of neurocyte damage markers, apoptosis markers and stress markers in serum as well as the expression of Wnt pathway molecules in peripheral blood were determined before treatment and 24 h after treatment.Results: Compared with those of same group before treatment, serum NSE, S100B, VILIP1, sFas, sFasL, ET-1 and MDA levels as well as peripheral blood GSK3β, LC3-II and Beclin1 expression intensity of both groups were decreasing whereas serum BDNF, NTF, sLivin and SOD levels as well as peripheral bloodβ-catenin and mTOR expression intensity were increasing, and serum NSE, S100B, VILIP1, sFas, sFasL, ET-1 and MDA levels as well as peripheral blood GSK3β, LC3-II and Beclin1 expression intensity of study group A after treatment were lower than those of study group B whereas serum BDNF, NTF, sLivin and SOD levels as well as peripheral bloodβ-catenin and mTOR expression intensity were higher than those of study group B.Conclusion: Mechanical embolus removal for acute middle cerebral artery occlusion can be more effective than intra-arterial thrombolysis to reduce the nerve function damage as well as the corresponding oxidative stress and apoptosis. 展开更多
关键词 ACUTE middle cerebral artery occlusion MECHANICAL EMBOLUS REMOVAL INTRA-ARTERIAL THROMBOLYSIS Oxidative stress Apoptosis
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强熵效应与大分子体系的熵调控 被引量:3
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作者 戴晓彬 张轩钰 +1 位作者 高丽娟 燕立唐 《高分子学报》 SCIE CAS CSCD 北大核心 2021年第9期1076-1099,共24页
在大分子体系中,以链的构象熵为主的熵效应对体系的微观结构和宏观性能都起着至关重要的作用.然而,熵的统计本质使其远不像焓作用那么直观,甚至会导致反直觉的现象出现.因此,探寻大分子体系中的熵效应,对于深入揭示此类体系纷繁复杂现... 在大分子体系中,以链的构象熵为主的熵效应对体系的微观结构和宏观性能都起着至关重要的作用.然而,熵的统计本质使其远不像焓作用那么直观,甚至会导致反直觉的现象出现.因此,探寻大分子体系中的熵效应,对于深入揭示此类体系纷繁复杂现象背后物理机制的重要性来说是不言而喻的,已成为高分子与软凝聚态物理学以及生命科学等多学科相交叉的重要前沿研究领域.如何在阐释熵效应的独特作用规律基础上,有效地调控熵以实现对体系微观结构的熵调控进而发展新型功能体系,是该领域一个亟需解决的重要科学问题.本文总结了我们在提出并发展熵调控策略方面的研究进展.首先,剖析了熵效应的一些基本作用规律,涵盖熵致有序和熵力等,并进一步提出了强熵效应的概念.其次,阐述了熵调控策略的必要性、基本原理以及调控途径.同时,举例介绍了熵调控策略在大分子体系中的应用,涵盖高分子纳米复合体系、凝胶网络、生命大分子体系以及大分子胶体体系等.最后,简明扼要地展望了该领域的未来发展趋势以及面临的关键问题,以期为其以后的发展提供些许有益的启迪. 展开更多
关键词 熵调控 强熵效应 高分子链构象统计 熵力 软凝聚态物理
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