1 The Micro-Shear Bond Strength of Resin Cements to Commercially Pure Titanium Using Universal Adhesives and Alloy Primer Authors Mohammadreza Nakhaei 1 , Fatemeh Taghvaei 2 , Hamideh Sadat Mohammadipour 3* 1 Associate Professor of Prosthodontics, Dental Materials Research Center, Mashhad University of Medical Sciences, Mashhad, Iran Department of Prosthodontics, School of Dentistry, Mashhad University of Medical Sciences, Mashhad, Iran 2 Dental Student, School of Dentistry, Mashhad University of Medical Sciences, Mashhad, Iran 3Þ Assistant Professor of Restorative Dentistry, Department of Cosmetic and Restorative Dentistry, School of Dentistry, Mashhad University of Medical Sciences, Mashhad, Iran Corresponding Author: Hamideh Sadat Mohammadipour, Dental Materials Research Center, School of Dentistry, Mashhad University of Medical Sciences, Vakilabad Boulevard, Mashhad, Iran Email: Mohammadipourh@mums.ac.ir hm_7264@yahoo.com Submitted February 27, 2020; accepted September 22, 2020 Acknowledgements The authors would like to extend their gratitude towards the vice chancellor for research of Mashhad University of Medical Sciences for financial supporting this project (grant number 960416). The results presented in this paper have been taken from a student thesis (Thesis number 2996). Conflict of interest The authors declare no potential conflicts of interest with respect to the authorship and/or publication of this article. This peer-reviewed, accepted manuscript will undergo final editing and production prior to publication in IJP. © 2021 by Quintessence Publishing Co, Inc. Printing of this document is restricted to personal use only. No part may be reproduced or transmitted in any form without written permission from the publisher.