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Effect of nitrogenous heterocyclic compounds on the cell cycle of U251 cells.
| Cell cycle stage (%) | PBS | N1 | N2 | N3 | N4 | N5 | N6 | N7 | N8 | N9 | N10 | N11 | N12 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| G0/G1 | 43.7 | 38.7 | 41.2 | 39.7 | 37.1 | 39.5 | 41.2 | 36.7 | 37.5 | 41.8 | 43.2 | 41.2 | 34.8 |
| S | 51.6 | 51.3 | 46.8 | 48.3 | 45.7 | 43.6 | 44.6 | 48.6 | 49.8 | 50.6 | 50.7 | 46.3 | 42.3 |
| G2/M | 4.7 | 10.0 | 12.0 | 12.0 | 17.2 | 16.9 | 14.2 | 14.7 | 12.7 | 7.6 | 6.1 | 12.5 | 22.9 |
PBS, phosphate-buffered saline.
