Fig. 2From: Investigating the residual effect of silver nanoparticles gel as an intra-canal medicament on dental pulp stromal cellsSEM images of the dentin surface showing one representative sample from each treatment group after finalizing the irrigation protocol to confirm complete removal of the medicaments: 0.01% AgNPs gel in (a); 0.015% AgNPs gel in (b); 0.02% AgNPs gel in (c); Calcium hydroxide group in (d) showing remnants of Ca (OH)2 particles still adherent to the surface and Non-treated dentin control group (e). (Magnification × 1000)Back to article page