Results of secondary transplants of cells obtained from primary mice originally transplanted with cultured cells
| Exp.No. . | Origin of Cells Injected Into 1° Mice . | Duration of Culture From Which Original Cells Were Obtained . | Time of Sacrifice of 1° Mice in Weeks . | Original No.of CRU/1° Mouse . | % of 1° Mouse BM Injected per 2° Mouse . | No. of Positive 2° Mice/Total Mice Injected . |
|---|---|---|---|---|---|---|
| 6 | undivided cells | 3 | 17 | 1.61 | 0.25 | 3/3 |
| divided cells | 3 | 17 | 0.16 | 0.25 | 0/3 | |
| 5 | undivided cells | 4 | 24 | 0.09 | 0.30 | 0/3 |
| 7 | undivided cells | 4 | 26 | 0.09 | 0.30 | 0/3 |
| 2 | undivided cells | 4 | 52 | 0.09 | 0.30 | 0/3 |
| 7 | divided cells | 4 | 26 | 0.37 | 0.30 | 0/3 |
| 3 | divided cells | 10 | 42 | 1.02 | 0.10 | 1/3 |
| 3 | divided cells | 10 | 42 | 1.02 | 0.30 | 1/3 |
| Exp.No. . | Origin of Cells Injected Into 1° Mice . | Duration of Culture From Which Original Cells Were Obtained . | Time of Sacrifice of 1° Mice in Weeks . | Original No.of CRU/1° Mouse . | % of 1° Mouse BM Injected per 2° Mouse . | No. of Positive 2° Mice/Total Mice Injected . |
|---|---|---|---|---|---|---|
| 6 | undivided cells | 3 | 17 | 1.61 | 0.25 | 3/3 |
| divided cells | 3 | 17 | 0.16 | 0.25 | 0/3 | |
| 5 | undivided cells | 4 | 24 | 0.09 | 0.30 | 0/3 |
| 7 | undivided cells | 4 | 26 | 0.09 | 0.30 | 0/3 |
| 2 | undivided cells | 4 | 52 | 0.09 | 0.30 | 0/3 |
| 7 | divided cells | 4 | 26 | 0.37 | 0.30 | 0/3 |
| 3 | divided cells | 10 | 42 | 1.02 | 0.10 | 1/3 |
| 3 | divided cells | 10 | 42 | 1.02 | 0.30 | 1/3 |