Fig. 3.

SEM of HA NP agglomerates. HA NPs were suspended in Mø-SFM at 125 μg/ml and incubated overnight. Then, suspensions were passed through membrane filters with 3 μm pores. Subsequently, filters were prepared for SEM. A) NANC; B) ANC; C) NAC; D) AC; E) NANC – detail; F) ANC – detail.