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| Time (hours) | WT | un-7 | png-1 |
| 1.5 | 4.5+/−0.5 mm | 1.7+/−0.3 mm | 2.8+/−0.3 mm |
| 4.0 | 10.7+/−0.3 mm | 1.8+/−0.3 mm | 5+/−0.3 mm |
Values are the average of three measurements plus or minus the standard deviation.
