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. 2021 Feb 24;10(3):485. doi: 10.3390/cells10030485

Table 3.

Geometric mean and 95% confidence interval (CI) of particle count, mode size, total protein concentration, and EV-associated protein marker abundance quantified in EVs isolated from serum of healthy volunteers (n = 10) in fed state and after an overnight fast. Statistical analysis performed using paired t-tests. ns: not significant; * p ≤ 0.05.

Particle Count (Particles/mL) Mode Size (nm)
Fed Fast Difference p Fed Fast Difference p
Mean 2.82 × 1011 2.09 × 1011 ns 0.193 83.0 92.0 ns 0.093
95% CI Lower 1.07 × 1011 6.61 × 1010 75.2 80.4
95% CI Upper 7.24 × 1011 6.46 × 1011 91.8 105.4
Protein Concentration (µg/mL) ASGR1 Response
Fed Fast Difference p Fed Fast Difference p
Mean 347.5 822.2 ns 0.1602 147.9 168.7 ns 0.732
95% CI Lower 104.2 619.4 76.6 99.1
95% CI Upper 1161.5 1094.0 286.4 287.7
CD9 Response CD63 Response
Fed Fast Difference p Fed Fast Difference p
Mean 57.2 90.6 * 0.018 28.2 41.5 ns 0.680
95% CI Lower 38.6 65.0 5.2 5.3
95% CI Upper 84.5 126.2 153.5 322.9
CD81 Response TSG101 Response
Fed Fast Difference p Fed Fast Difference p
Mean 120.0 117.2 ns 0.886 9.1 7.9 ns 0.668
95% CI Lower 77.1 76.6 5.4 4.4
95% CI Upper 187.1 179.5 15.5 14.1