Figure 2

Photomicrograph illustrating hPDLSCs culture at various phases (a) single cell attachment five days after isolation (left), cells reaching confluence (right) Magnification ×100. (b) Graph presenting the proliferation curve of hPDLSCs seeded on implant surfaces following irradiation after 24, 48 and 72 h. Bars represent standard error. (Implant1 = laser treated), (Implant 2 = acid etched).