Table 1.
Cell line | Plasmid | Activity, nmol/min/mg protein |
---|---|---|
wt CHO | — | 1.98 |
LEC29.Lec32 | — | 0.006 |
LEC29.Lec32 (pool) | pABE | 0.023 |
LEC29.Lec32 (pool) | pAM15 | 0.51 |
CMP-Neu5Ac synthetase activity was determined in wt CHO and LEC29.Lec32 cells before and after stable transfection with the murine CMP-Neu5Ac synthetase cDNA pAM15 or the empty vector pABE.