| 摘要 |
The present invention is directed to method of isolating an antibody from a composition. In some embodiments, the method comprises isolating Synagis® from a composition comprising Synagis®, the method comprising: (i) performing an ion exchange chromatography process on the composition; (ii) performing an affinity purification process on the composition; and (iii) performing a filtration process on the composition, wherein a final product comprising Synagis® results from (i), (ii), and (iii), wherein the final product is suitable for administration to a human and has a DNA concentration of <0.5 pg/mg, and wherein the method does not comprise adding benzonase to the composition. |
