Fabrication of Poly(-caprolactone) Scaffolds Reinforced with Cellulose Nanofibers, with and without the Addition of Hydroxyapatite Nanoparticles

Figure 9

Cytotoxicity assessment: direct contact results of control (a); PCL scaffolds (b); PCL/CNF scaffolds (c); and PCL/CNF/HANP scaffolds (d).

(a)

(b)

(c)

(d)