The two the scale overestimation along with the substantial mistake don't allow for, in our belief, to correctly interpret the experimental facts in Fig. five. A more correct definition of your hydrodynamic diameter is feasible from direct measurements of the diffusivity of MNPs at the moment under investigation. We foresee https://lingjunbio.quora.com/Shanghai-Lingjun-and-South-China-University-of-Technology-Join-Hands-to-Draw-a-New-Blueprint-for-Magnetic-Bead-Technolog