目的探讨亚肝段切除在肝细胞癌(肝癌)根治性切除术中的应用价值。方法回顾性分析2017年10月至2019年10月在郴州市第一人民医院行解剖性肝切除术的158例肝癌患者临床资料。其中男100例,女58例;平均年龄(44±10)岁。患者均签署知情同...目的探讨亚肝段切除在肝细胞癌(肝癌)根治性切除术中的应用价值。方法回顾性分析2017年10月至2019年10月在郴州市第一人民医院行解剖性肝切除术的158例肝癌患者临床资料。其中男100例,女58例;平均年龄(44±10)岁。患者均签署知情同意书,符合医学伦理学规定。其中73例术中采用亚肝段解剖性切除术(亚段组),85例采用非规则性肝切除术(对照组)。比较两组术中情况和术后肝功能、并发症发生情况。两组ALT比较采用t检验,并发症发生率比较采用χ^(2)检验或Fisher确切概率法。结果亚段组术后5、9、14 d ALT分别为(147.0±8.8)、(52.0±2.1)、(30.0±1.4)U/L,明显低于对照组的(371.0±19.3)、(126.0±9.2)、(50.0±2.4)U/L(t=-3.10,-3.03,-2.77;P<0.05)。亚段组术后胆漏0例、肝周包裹性积液1例,对照组相应为4、6例,差异有统计学意义(χ^(2)=-,4.58;P<0.05)。亚段组术后住院时间(10.3±2.3)d,明显短于对照组的(14.5±3.4)d(t=-2.87,P<0.05)。两组均无围手术期死亡。结论亚肝段切除可较大程度地保留有效肝组织,具有恢复快、安全优势。展开更多
To investigate the optimum growth conditions and screen atrazine-degrading strains,two atrazine-degrading strains named Z9 and Z42 were isolated from black earth in a cold area with a long-term application of atrazine...To investigate the optimum growth conditions and screen atrazine-degrading strains,two atrazine-degrading strains named Z9 and Z42 were isolated from black earth in a cold area with a long-term application of atrazine by standard enrichment techniques.Z9 utilizes atrazine as both the nitrogen and carbon source whereas Z42 utilizes atrazine as the sole nitrogen source to grow.The atrazine degradation rates of the two strains reached 77.7%and 65.6%,respectively after 14 days culture in a liquid medium with an atrazine concentration of 100 mg/L.Z9 and Z42 were identified as Microbacterium sp.and Arthrobacter sp.The optimum inoculation amount and rotation speed for Z9 and Z42 to grow and degrade atrazine are 3%and 120 r/min respectively.展开更多
文摘目的探讨亚肝段切除在肝细胞癌(肝癌)根治性切除术中的应用价值。方法回顾性分析2017年10月至2019年10月在郴州市第一人民医院行解剖性肝切除术的158例肝癌患者临床资料。其中男100例,女58例;平均年龄(44±10)岁。患者均签署知情同意书,符合医学伦理学规定。其中73例术中采用亚肝段解剖性切除术(亚段组),85例采用非规则性肝切除术(对照组)。比较两组术中情况和术后肝功能、并发症发生情况。两组ALT比较采用t检验,并发症发生率比较采用χ^(2)检验或Fisher确切概率法。结果亚段组术后5、9、14 d ALT分别为(147.0±8.8)、(52.0±2.1)、(30.0±1.4)U/L,明显低于对照组的(371.0±19.3)、(126.0±9.2)、(50.0±2.4)U/L(t=-3.10,-3.03,-2.77;P<0.05)。亚段组术后胆漏0例、肝周包裹性积液1例,对照组相应为4、6例,差异有统计学意义(χ^(2)=-,4.58;P<0.05)。亚段组术后住院时间(10.3±2.3)d,明显短于对照组的(14.5±3.4)d(t=-2.87,P<0.05)。两组均无围手术期死亡。结论亚肝段切除可较大程度地保留有效肝组织,具有恢复快、安全优势。
基金supported by National Natural Science Foundation(30970525)Key Science and Technology Project of China-Israel Cooperation Fund of Department of Science and Technology,Heilongjiang Province,China(WB07N01)+3 种基金National Scientific and Technological Supporting Project,China(2007BAD87B03)Natural Science Fund Project of Heilongjiang Province(E2007-16)Main Youth Fund of Department of Education of Heilongjiang Province(1152G006)Innovating Group Fund of Northeast Agricultural University(CXT003-1-2).
文摘To investigate the optimum growth conditions and screen atrazine-degrading strains,two atrazine-degrading strains named Z9 and Z42 were isolated from black earth in a cold area with a long-term application of atrazine by standard enrichment techniques.Z9 utilizes atrazine as both the nitrogen and carbon source whereas Z42 utilizes atrazine as the sole nitrogen source to grow.The atrazine degradation rates of the two strains reached 77.7%and 65.6%,respectively after 14 days culture in a liquid medium with an atrazine concentration of 100 mg/L.Z9 and Z42 were identified as Microbacterium sp.and Arthrobacter sp.The optimum inoculation amount and rotation speed for Z9 and Z42 to grow and degrade atrazine are 3%and 120 r/min respectively.