This article has been accepted for publication and undergone full peer review but has not been through the copyediting, typesetting, pagination and proofreading process, which may lead to differences between this version and the Version of Record. Please cite this article as doi: 10.1111/jopr.13168. This article is protected by copyright. All rights reserved. Title: Influence of Addition of Different Nanoparticles on the Surface Properties of Poly(methylmethacrylate) Denture Base Material Running Title: Surface Properties Of Nanoparticle-Modified Denture Base Authors Mohammed M. Gad, BDS, MSc, 1 Reem Abualsaud, BDS, DScD, 2 Ahmad M. Al-Thobity, BDS, MDS, FRCD(C), 3 Nadim Z. Baba, DMD, MSD, FACP, 4 Fahad A. Al-Harbi, BDS, MSD, DScD, FACP 5 Affiliations 1 Lecturer, Department of Substitutive Dental Sciences, College of Dentistry, Imam Abdulrahman Bin Faisal University, P.O. Box 1982, Dammam 31411, Saudi Arabia 2 Assistant Professor, Department of Substitutive Dental Sciences, College of Dentistry, Imam Abdulrahman Bin Faisal University, P.O. Box 1982, Dammam 31411, Saudi Arabia 3 Associate Professor, Department of Substitutive Dental Sciences, College of Dentistry, Imam Abdulrahman Bin Faisal University, P.O. Box 1982, Dammam 31411, Saudi Arabia 4 Professor, Advanced Education Program in Implant Dentistry, Loma Linda University, School of Dentistry, California, USA. 5 Professor, Department of Substitutive Dental Sciences, College of Dentistry, Imam Abdulrahman Bin Faisal University, P.O. Box 1982, Dammam 31411, Saudi Arabia Correspondence: Nadim Z. Baba, DMD, MSD, FACP 418 E Glenoaks Blvd, Suite 201 Glendale, CA 91207 Email: Nbaba@llu.edu Phone: (909) 992-2981 Corresponding author name and ORCID Nadim Z. Baba https://orcid.org/0000-0002-6575-3885