| 摘要 |
<p>A composition for cultivating an animal cell which contains one or more of polyethylene glycol, polyvinyl alcohol and polypropylene glycol and in addition, if desired, a low density lipoprotein. The invention also relates to a process for cultivating an animal cell, comprising cultivating an animal cell in a medium for cultivating the animal cell which medium contains one or more of polyethylene glycol, polyvinyl alcohol and polypropylene glycol and in addition, if desired, a low density lipoprotein; and the invention further relates to process for producing a biologically active substance producing animal cell in a medium for cultivating the animal cell which medium contains one or more of polyethylene glycol, polyvinyl alcohol and polypropylene glycol and in addition, if desired, a low density lipoprotein, producing and accumulating the biologically active substance in the culture medium and collecting the biologically active substance.</p> |
