The homogeneity of C_1 component which is a carbohydrate-protein complex and is rich in glycine aspartic acid threonine serine and glutamic acid was verified by polyacrylamide gel and cellulose acetate film electrophoresis immuno-electrophoresis and ultracentrifugal analysis .

C1酶用聚丙烯酰胺凝胶电泳、醋酸纤维素薄膜电泳、免疫电泳和 超 离心 鉴定，已证明是匀一的组分，为糖蛋白，富含甘氨酸、天门冬氨酸、苏氨酸、丝氨酸和谷氨酸。

The solvents used for gradient elution were benzene-methanol while ultracentrifugal sedimentation was observed in acetone-ethanol at the vicinity of θ - temperature of the polymer-solvent system .

淋洗柱分级采用苯-甲醇体系， 超速 离心沉降在丙酮-乙醇体系的θ-温度附近测定。

Total polysomes are isolated from human embryonic livers by means of the ultracentrifugal method .

作者 用 超 离心法分离人胚肝的总 polysome。