quite significantp < 0.0001
The difference between 1 μg and 2 μg PFF was not significant (0.41 uint8 increase, p = 1.0), 2 and 4 μg PFF was quite significant (8.87 uint8 increase, p < 0.0001), and 4 and 6 μg PFF was not significant (1.27 uint8 increase, p = 0.89).