The Scientific World Journal / 2014 / Article / Tab 4

Research Article

Effect of Gamma Irradiation on Structural and Biological Properties of a PLGA-PEG-Hydroxyapatite Composite

Table 4

Contact angle of hydroxyapatite, copolymers, and composites irradiated with 0, 25, and 50 KGy doses of gamma irradiation.

MaterialNonirradiated samples25 KGy irradiated samples50 KGy irradiated samples

Hydroxyapatite26.16° ± 2.51°20.35° ± 1.35°12.62° ± 1.4°
Copolymer55.16° ± 2.53°53.96° ± 5.85°55.25° ± 2.73°
Composite44.25° ± 4.53°42.24° ± 2.58°37.23° ± 1.96°