Figure 3.

Scheme of LF encapsulation, co-precipitation of CaCO₃ and LF vs. post-loading of LF in porous CaCo₃ microparticles, both followed by Layer-by-Layer (LbL) deposition of bovine serum albumin and tannic acid and final dissolution of CaCO₃ (Redrawn and slightly changed from that contained in the article by Kilic et al. [46], which is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/, accessed on 30 October 2021).