Research Article
Effect of Caffeine Injection on Orthodontic Tooth Movement in Rats: An Experimental Study on Rats
Figure 3
Micro-CT image (1 µm = 1 × 10−6 m of orthodontic tooth movement (OTM) after 21 days of force application): negative control group (no OTM and no injection), positive group (OTM and saline injection), and experimental groups injected with 25, 50, and 75 mg/kg caffeine.