Open Access Research Paper Views (806) Cytotoxic activity of Calendula officinalis extract on 3T3 mouse fibroblast cell line using MTT assay- An in vitro study N. J. Nagaraj, S. Pallavi Int. J. Biosci. 25(5), 217-222, November 2024. DOI: http://dx.doi.org/10.12692/ijb/25.5.217-222 Keywords: Calendula officinalis, Cytotoxicity, Fibroblast, Intracanal medicament, MTT Assay Details