Nanostructured Mesoporous Silicas for Bone Tissue Regeneration
Figure 8
Molecular model of interaction between -Trp and (a) unmodified SBA-15, (b) SBA-15 functionalized with
short-chain quaternary amines (),
and (c) SBA-15 functionalized with long-chain quaternary amines ().
(d) -Trp release profiles from
functionalized samples are also displayed.