AUTHOR=Padalkar Priyanka , Yadadi Sunaina Shetty , Vivekanandan Gopinath , Shetty Shishir Ram , Andhare Mangesh , Pashine Aditi , Vinay Vineet , Desai Vijay , Shetty Raghavendra M. TITLE=Salivary periostin levels as a non-invasive biomarker and their clinical correlates among healthy and periodontitis patients—a cross-sectional analytical study JOURNAL=Frontiers in Dental Medicine VOLUME=6 YEAR=2025 URL=https://www.frontiersin.org/journals/dental-medicine/articles/10.3389/fdmed.2025.1512252 DOI=10.3389/fdmed.2025.1512252 ISSN=2673-4915