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METHODS 3-hydroxyestrogen reacted with dimethylsulfate in acetone in the presence of potassium carbonate.
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方法以含3－酚羟基的雌激素类化合物为原料，丙酮为溶剂，在碳酸钾存在下与硫酸二甲醋反应。 |
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METHODS Between August 1998 and July 2002, we cultured blood on admission from 19,339 inpatients and calculated the incidence of bacteremia on the basis of the population served by the hospital.
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方法在1998年8月至2002年7月期间，我们对19339例住院患儿入院时的血标本进行培养，计算以医院服务人群为基础的菌血症发病率。 |
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METHODS Cefsulodin was prepared, taking phenylacetic acid as the starting material, followed by sulfonation, resolution, acylation, amidation and substitution, in 5 steps totally.
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方法以苯乙酸为原料，经磺化、拆分、酰化、酰胺化和取代五步反应合成头孢磺啶。 |
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METHODS Compound Ganmaoling capsules on antibacterial action in vitro, antiviral action in vivo, fever in rabbits induced by bacterial endotoxin, and fever in rats induced by 2, 4－dinitrophenol were investigated.
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方法以复方感冒灵片爲对照，观察复方感冒灵胶囊体外抗菌、抗病毒作用及对细菌内毒素致家兔发热和2，4－二硝基苯酚致大鼠发热等的影响。 |
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METHODS Conducting field, collecting specimen, taxonomic study and consulting related data were used.
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方法采用产地调查、标本采集、分类鉴定与文献查阅相结合的方法。 |
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METHODS Effects of these substances on liver cancer and endometrial carcinoma cell lines were determined by MTT.
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方法用MTT测定其抗肝癌细胞和子宫内膜癌的活性。 |
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METHODS GC was used with packed column and capillary column, respectively.
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方法同一样品采用填充柱与毛细管柱分别测定。 |
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METHODS In a double-blind trial, 225 adults underwent randomization.
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方法在一项双盲临床研究中，225例成年病人被随机分组。 |
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METHODS Linezolid was prepared by the steps of substitution, reduction, acylation and condensation with biacetyl compond from the starting material 3,4-difluoronotrobenzene.
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方法以3,4-二氟硝基苯为原料，经取代、还原、酰化、再与侧链双乙酰化合物缩合得到目标化合物。 |
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METHODS TLC and HPLC methods were established for the separation and determination of the organic solvent extract of the sample, and Sildenafile citrate was identified by DAD detector and MS.
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方法采用薄层色谱、高效液相色谱（二极管阵列检测）和质谱分析方法检查。 |
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METHODS TLC method was adopted.
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方法采用薄层色谱法。 |
