Figure 4
From: Nanoparticle biosynthesis using unicellular and subcellular supports

(a) Covalent binding of nanoliposomes to the surface of magnetotactic bacteria used as self-propelled therapeutic agents. (b) Scanning electron microscope image of the magnetotactic bacteria before and after conjugation with the liposomes. Reproduced with permission.29 Copyright 2014, American Chemical Society.