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In order to improve the lipase activity of the Rhizopus oryzae strain which is used for producing biodiesel fuel,ultraviolet mutation is employed in this research.
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以提高全细胞生物催化制备生物柴油 |
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The optimum hydrolytic conditions of celluase were also investigated and identified enzyme 1.
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以提取率为指标,分别考察了浸提剂倍数、酶解pH、温度、时间、加酶量对果胶酶或纤维素酶酶解反应的影响。 |
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Several chitosan membranes with different molecular weight of 220000,350000,500000,680000 Da and different D.
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以相对分子质量分别为220000,350000,500000,680000道尔顿的壳聚糖以及脱乙酰度分别为90%,94%,95%,97%的680000道尔顿壳聚糖制备壳聚糖膜,研究各膜的结晶性、力学特性、溶胀性、纯水通量及截流率等性能。 |
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So,the conclusion is that the larch seeds can not be identified by immunoserology when glutelin serve as anyigen.
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以兴安落叶松、华北落叶松、长白落叶松和新疆落叶松种子的谷蛋白作为抗原进行了双扩和免疫电泳分析,结果表明4种落叶松间的抗原距离为零,提示这4种落叶松种子不能用谷蛋白的免疫血清学方法得以鉴别。 |
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The paper expounds on the necessity of training of evidence-based medicine(EBM) thinking in clinical medical education based on the nature of EBM and the fundamental differences between EBM and traditional medicine.
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以循证医学本质为基础,以传统医学与循证医学的根本区别为出发点,探讨临床医学教学中循证医学思维培训的必要性。 |
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Effect of drought stress on chlorophyll fluorescence and leaf water potential of one-year-old seedlings of the native tree species Machilus yunnanensis from Yunnan Province and the introduced tree species Cinnamomum camphora was studied.
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以一年生云南乡土树种滇润楠和引进外来树种香樟幼苗为试验材料,研究不同程度的水分胁迫对二树种幼苗叶绿素荧光和叶水势的影响。 |
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In this research,the luc gene coding firefly luciferase(LUC) was amplified by using the DNA of Luciferase reporter vector pXP2 as the template.
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以荧光虫荧光素酶报告载体pXP2 DNA为模板,扩增得到编码萤火虫荧光素酶(LUC)的基因(luc),构建了诱导型表达载体pQE30-luc。 |
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Corneal posterior lamellar reconstruction with feline bone marrow derived endothelial progenitor cells and cornea acellular matrix;
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以猪角膜脱细胞基质为载体培养猫骨髓内皮祖细胞构建角膜后板层的实验研究 |
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A strain for producing γ-decanolactone was obtained by composite mutation (ultraviolet mutation and chemical mutation).
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以紫外诱变和化学诱变相结合的复合诱变方法,对γ-癸内酯产生菌株Yarrowia lipolytica酵母进行诱变。 |
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The clinic effect evaluation of propofol combined with fentanil or midazolam for painless gastroscopy;
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异丙酚分别联合芬太尼和咪达唑仑应用于无痛胃镜的临床效果评价 |
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Clinical study of propofol with low-dose fentanyl in induced abortion;
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异丙酚复合小剂量芬太尼麻醉用于人工流产术中的临床研究 |
