Background: This study provides a vital insight in assessing the clinical and biochemical changes in interleukin (IL)-1β (3 levels in peri-miniscrew crevicular fluid (PMCF) during the course of orthodontic tooth movement. Methods: The study comprised the analysis of IL-1β (3 in peri-miniscrew crevicular fluid obtained from crevices around the miniscrews inserted in 11 patients (eight females and three males, mean age 17.3 ± 4.64 years) with all first premolar extraction and maximum anchorage requirement using miniscrew-supported anchorage. Miniscrews were loaded at 3 weeks after placement by 200-g nitinol closed coil springs of 9-mm length for en masse retraction. Peri-miniscrew crevicular fluid was collected at miniscrew placement (T1), at 3 weeks (T2/baseline) and on loading at 0 (T3) and 1 day (T4), 21 (T5), 72 (T6), 120 (T7), 180 (T8) and 300 (T9) days. IL-1β (3 levels were estimated by enzyme-linked immunosorbent assay (ELISA). Peri-miniscrew tissue was examined for signs of inflammation, and also, miniscrew mobility was assessed with Periotest and handles of two mouth mirrors. Results: IL-1β (3 levels in all miniscrews were significantly higher at T1 and peaked again at T4 showing a bimoda peak. However, there was a gradual and statistically significant decrease in IL-1β (3 till T5, while further changes till the end of the study were statistically not significant. Conclusions: The changing levels of IL-1β (3 levels in PMCF over a duration of 300 days are suggestive of the underlying inflammatory process. IL-1β (3 levels in PMCF show a significant rise during miniscrew insertion and on immediate loading. The trend of gradually reducing IL-1β (3 levels around the miniscrew over the period after loading towards baseline is suggestive of adaptive bone response to stimulus. © 2014 Monga et al.
CITATION STYLE
Monga, N., Chaurasia, S., Kharbanda, O. P., Duggal, R., & Rajeswari, M. R. (2014). A study of interleukin 1β levels in peri-miniscrew crevicular fluid (PMCF). Progress in Orthodontics, 15(1), 1–7. https://doi.org/10.1186/s40510-014-0030-4
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