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Comparison of Hypoxic Fraction With Histology.
| Tumor Subline | FREDOM Hypoxic fraction (%) | Histology | ||||
| HF2.5 | HF5 | HF10 | Necrosis (%) | Hypoxia Marker Pimonidazole (%) | Vascular Density CD31 (/mm2) | |
| H | 21±3 | 31±4 | 46±5 | 2±1 | 5±1 | 139F30 |
| AT1 | 51±5* | 65±5* | 83±3* | 7±1 | 18±4* | 45±13* |
HF2.5, 5 or 10: hypoxic fraction (<2.5, 5, or 10 Torr).
P<.05 from H tumors.
