×

Methods for cultivating cells and propagating viruses

  • US 6,146,891 A
  • Filed: 01/28/1998
  • Issued: 11/14/2000
  • Est. Priority Date: 01/31/1997
  • Status: Expired due to Fees
First Claim
Patent Images

1. A method for cultivating cells, comprising:

  • (a) cultivating the cells on a first batch of microcarriers until the cells are substantially confluent;

    (b) detaching the cells from the microcarriers without removing the microcarriers from suspension and without allowing the microcarriers to settle;

    (c) after step (b), adding a second batch of microcarriers; and

    (d) cultivating the cells further.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×