方法 采集10个氧气湿化瓶使用前、中、后各部位样品进行细菌培养检查，同时对湿化水、室内空气和医护人员的手进行细菌培养检测，并采集患者痰液进行培养检查。
METHODS Several parts of 10 oxygen moisture bottles, moistured water, ward air, and hands of doctors and nurses were detected by bacteriology methods, and the sputa of patients were cultured.
过去甲基化的结构研究被阻碍的原因是因为很难制备组蛋白特定部位赖氨酸甲基化的均一样品。
Past structural studies of methylation were hindered by the extreme difficulty of constructing homogeneous samples of histones bearing methyl groups attached to specific lysine residues.
方法：对不同种类、产地、药用部位的淫羊藿药材样品，采用HPLC法分别测定其淫羊藿苷含量。
Methods:Icariin contents of the samples of different species, different origins and different parts were determined by HPLC.
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