Key Study
Tissue Perfusion and Biomarkers Assessment Following Root Coverage Procedures
Lorenzo Tavelli, Tu Nguyen, Maria Vera Rodriguez, Leonardo Mancini, William V. Giannobile, Shayan Barootchi
Tavelli et al. Journal of Periodontal Research, 2025; 0:1–15
Disclaimer: These results are not guaranteed; individual outcomes may vary depending on patient circumstances. This information is for informational purposes only and may not reflect Geistlich’s official position, opinion, or recommendation. Treatment decisions are made at the physician’s discretion, based on the unique needs of each patient.
GEM 21S® has not been approved by the FDA for use in this indication, and the safety and effectiveness of GEM 21S® for use in this indication has not been established by the FDA.
Tavelli et al. Journal of Periodontal Research, 2025; 0:1–15
Disclaimer: These results are not guaranteed; individual outcomes may vary depending on patient circumstances. This information is for informational purposes only and may not reflect Geistlich’s official position, opinion, or recommendation. Treatment decisions are made at the physician’s discretion, based on the unique needs of each patient.
GEM 21S® has not been approved by the FDA for use in this indication, and the safety and effectiveness of GEM 21S® for use in this indication has not been established by the FDA.
Geistlich Fibro-Gide®, GEM 21S®

