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Comparison of tumor formation and tumor intra-abdominal implantation between the two methods
| Time after injection | Group | No. of mice | No. of tumor formed mice | Tumor formation rate | P value | No. of tumor implanted mice | Tumor implantation rate (100%) | P value |
| Two weeks | Matrigel group | 8 | 8 | 100.0% | 0.007 | |||
| PBS group | 8 | 2 | 25.0% | |||||
| Three weeks | Matrigel group | 8 | 8 | 100.0% | 0.026 | 1 | 12.5% | 0.041 |
| PBS group | 8 | 3 | 37.5% | 6 | 75.0% |
PBS: Phosphate buffered saline.
