Claims
- 1. A line of .beta. cells capable of maintaining insulin secretion levels of more than about 1300 .mu.Units insulin/45 minutes/50,000 cells for more than about 25 passages in culture.
- 2. A line of cells according to claim 1 and wherein the cells are correctly regulated.
- 3. A line of cells according to claim 1 and wherein the cells are capable of secreting more than about 2500 .mu.Units insulin/45 minutes/50,000 cells for said 25 passages.
Parent Case Info
This application is a division application of U.S. patent application Ser. No. 08/208,873, filed Mar. 10, 1994, now U.S. Pat. No. 5,534,404 which is a continuation application of U.S. patent application Ser. No. 08/165,088, filed Dec. 10, 1993, now abandoned.
US Referenced Citations (4)
Divisions (1)
|
Number |
Date |
Country |
Parent |
208873 |
Mar 1994 |
|
Continuations (1)
|
Number |
Date |
Country |
Parent |
165088 |
Dec 1993 |
|