Early Phase Gingival Wound Healing Following Low-Level Er:YAG Laser Irradiation: In Vitro and In Vivo Studies.

Dent J (Basel) · 2026 · PMC13024978 · PMID 41892746

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did not reach statistical significanceno p-value reported

In contrast, LDH cytotoxicity assay results demonstrated a significant increase in cytotoxicity only in the 30 s laser group compared to the control ( p < 0.01), while the 20 s laser group showed a slight increase, but it did not reach statistical significance ( Figure 2 b).

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