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الدكتور محمد هاشم ee





Prof. Dr. Mohamed Ibrahim Hashem


Personal Information



Mohammed Ibraheim Ahmed Al-Sayed Hashim

Date of Birth

March 8, 1969

Place of Birth

Al-Sharkya – Egypt



Clinical Coordinator

Academic Guidance Coordinator



Marital Status

Married (3 children)

P.O / Telephone

PO Box 10219, 11433 Riyadh

Office: 014693648

Work address

Riyadh, Collage of Applied Medical Sciences, Dental Health Department

King Saud University, KSA

Email/ Website

Educational Qualifications





Bachelor Degree of Dental Medicine and Surgery

Al-Azhar University Cairo Egypt


M. Sc in Dental Materials

Thesis: Effect of sterilization and disinfectants on dental stone casts.


Al-Azhar University Cairo, Egypt



PHD in Dental Materials

Thesis: Infection control in dentistry by sterilization and disinfection of dental instruments and dental prostheses.


Al-Azhar University Cairo, Egypt





  • Hashem M.A., The effect of self etching bounding agents on shear bound strength and bounding failure of hybrid composite to dentin. Sc.J.Az. Med.Fac. (Girls). Vol.27, No.2, May, 2006; 581-590.


  • Hashem M.A., The Histopathological and Immunohistochemical study of platatal Mucosa Response to Heat Cured Acrylic Denture Base Without and With Incorporation of Polycarbonate. Ain Shams Dental Journal, Vol. X., 2, June 2007
  • Hashem M.A., The Dimensional Accuracy and Bond Strength of Silicones Putty- wash Impression Materials. Egyptian

dental Journal volume 54, Number 3, July 2008

  • Hashem M.A., The effect of different light curing systems on the bond strength of resin cement through CAD/CAM

ceramic veneers. Egyptian dental Journal volume 55 January 2009 parts I page 55-63.

Hashem M.A., Comparison of dimensional accuracy between         traditional and Eclipse® Denture Base materials. Egyptian

dental Journal volume 55 January 2009 part I page 47-53.

Hashem M.A., : Marginal fit and fracture strength of different Types of In-Ceram Crowns. Egyptian dental Journal volume 55 January 2009 part IV page 859-868.

Hashem M.A., The effect of activated bleaching gel by light and laser and its effects on enamel surface and underlying dentin. Egyptian dental Journal volume 55 January 2009 part IV page 853-858.

Mokeem SA, Vellappally S, Preethanath RS, Hashem MI, Al-Kheraif AA, Anil S. Influence of smoking on clinical parameters and gingival crevicular fluid volume in patients with chronic periodontitis. Oral health and dental management 2014; 13(2): 469-473 [PMID: 24984667]

Vellappally S, Gardens SJ, Al Kheraif AA, Krishna M, Babu A.M S, Hashem M, Jacob V, Anil S. The prevalence of malocclusion and its association with dental caries among 12-18-year-old disabled adolescents. BMC-Oral Health 2014

Ellepola ANB, Joseph BK, Al-Tarakemah Y, Samaranayake LP, Anil S, Hashem M, Khan ZU. Vicissitudes in Adhesion to

Denture Acrylic Surfaces of Oral Candida dubliniensis Isolates Following Brief Exposure to Sub-cidal Concentrations of Polyenes, Azoles and Chlorhexidine Medical Principles and Practice 2014

Durgesh BH, Ramakrishnaiah R, Hashim MI, Al Khuraif AA, Anil S. The effect of herbal mouth rinse on the shear bond

strength of orthodontic brackets: An in vitro study. Acta Odontológica Latinoamericana 2014

Samaranayake LP, Anil S, Hashem M, Vellappally S. Human serum potentiates the expression of genes associated with antifungal drug resistance in C. albicans biofilms on central venous catheters. Mycopathologia 2014

Atwa AD, AbuShahba RY, Mostafa M, Hashem MI . Effect of honey in preventing gingivitis and dental caries in patients undergoing orthodontic treatment. Saudi Dent J. 2014 Jul;26(3):108-14. doi: 10.1016/j.sdentj.2014.03.001. Epub 2014 Apr 19. Vellappally S, Binmgren MA, Huraib SB, Hashem MI, Patil S, Anil S. Assessment of DNA Damage in Leukoplakia Patients with Different Degrees of Dysplasia. J Contemp Dent Pract. 2015 Dec 1;16(12):971-6.

Al Rez, MF ; Fouad, H Laourine, E ; Hild, M ; Aibibu, D ; Cherif, C ; Mahmood, A ; Abuelreich, S ; Manikandan, M ; Gosavi, SW ; Hashem, M ; Ansari, SG ; Al-Mubaddel, FS ; Elnakady, YA ; Alqahtani, M .In Vitro Characterization of Thermal Behaviour and Bone Marrow Stromal Cell Attachment on Chitosan/Polycaprolactone (CS/PCL) Nanofibrous Scaffolds. SCIENCE OF ADVANCED MATERIALS Volume: 7 Issue: 11 Pages: 2427-2435 Published: NOV 2015 (ISI) Ramakrishnaiah R, Al Kheraif AA, Mohammad A, Divakar DD, Kotha SB, Celur SL, Hashem MI, Vallittu PK, Rehman IU Preliminary fabrication and characterization of electron beam melted Ti-6Al-4V customized dental implant. SAUDI JOURNAL OF BIOLOGICAL SCIENCES 2017 May;24(4):787-796. doi: 10.1016/j.sjbs.2016.05.001. Epub 2016 May 7 (ISI) .

Durgesh BH, Gowda KH, AlShahrani OA, Almalki AD, Almalki WD, Balharith MM, Motashesh NY, Alkheraif AA, Hashem MI . Influence of premolar extraction or non-extraction orthodontic therapy on the angular changes of mandibular third molars. SAUDI JOURNAL OF BIOLOGICAL SCIENCES. 2016 Nov;23(6):736-740. Epub 2016 Feb 10. (ISI)

Durgesh BH, Alhijji S, Hashem MI, Al Kheraif AA, Durgesh P, Elsharawy M, Vallittu PK. Influence of tooth brushing on adhesion strength of orthodontic brackets bonded to porcelain. Biomed Mater Eng. 2016 Sep 28;27(4):365-374.

Al Rez, MF ; Alothman, OY ; Fouad, H ; Mahmood, A ; ALFotawi, R ; Ansari, SG ; Fouad, M ; Hashem, M ; Al-Jassir, FF



.Stromal Cells Attachment, Proliferation and Nano-Mechanical Behavior of High Density Polyethylene/Carbon Nanotubes/Nanoclay as Artificial Hip and Knee Joint Bearing Material. NANOSCIENCE AND NANOTECHNOLOGY LETTERS Volume: 8 Issue: 10 Pages: 846-852 : OCT 2016 (ISI)

Abuelreich, S Manikandan, M ; Aldahmash, A ; Alfayez, M ; Al Rez, MF ; Fouad, H, Hashem, M ; Ansari, SG ; Al-Jassir, FF ; Mahmood, A .Human Bone Marrow MSCs form Cartilage and Mineralized Tissue on Chitosan/Polycaprolactone (CS/PCL)                           Combined           Nanofibrous           Scaffolds.           JOURNAL          OF           NANOSCIENCE          AND NANOTECHNOLOGY Volume: 17 Issue: 3 Pages: 1771-1778 Published: MAR 2017 (ISI)

Albarrag, AM ; Alothman, OY ; Elsharawy, MA ; Al Rez, MF ; Fouad, H ; Hashem, M ; Ansari, SG .Effect of Nigella sativa Extracts on Candida Species Adhesion to Acrylic Denture Base Material and on Nanomechanical Properties. SCIENCE OF ADVANCED MATERIALS Volume: 9 Issue: 5 Pages: 775-781 Published: MAY 2017 (ISI)

Hashem, M ; Al Rez, MF ; Fouad, H ; Elsarnagawy, T ; Elsharawy, MA ; Umar, A ; Assery, M ; Ansari, SG .Influence of Titanium Oxide Nanoparticles on the Physical and Thermomechanical Behavior of Poly Methyl Methacrylate (PMMA): A Denture Base Resin. SCIENCE OF ADVANCED MATERIALS Volume: 9 Issue: 6 Pages: 938-944 Published: JUN 2017 (ISI)

Al Rez, MF ; Binobaid, A ; Alghosen, A ; Mirza, EH ; Alam, J ; Fouad, H ; Hashem, M ; Alsalman, H ; Almalak, HM ; Mahmood, A ; Moussa, I ; Al-Jassir, FF .Tubular Poly(epsilon-caprolactone)/Chitosan Nanofibrous Scaffold Prepared by Electrospinning for Vascular Tissue Engineering Applications. JOURNAL OF BIOMATERIALS AND TISSUE ENGINEERING Volume: 7 Issue: 6 Pages: 427-436 Published: JUN 2017 (ISI)

Alshammari, BA ; Alothman, OY ; Fouad, H ; Elnakady, YA ; Mohamed, AEO ; Sayed, SRM ; Hashem, M ; Khaled, U. Characterization of the Viscoelastic, Dielectric, and Biological Behavior of Porous Polyethylene for Hard Tissue Replacement. SCIENCE OF ADVANCED MATERIALS Volume: 9 Issue: 12 Pages: 2073-2081 Published: DEC 2017 (ISI)

Fouad, H ; AlFotawi, R ; Alothman, OY; Alshammari, BA ; Alfayez, M ; Hashem, M , Mahmood, A .Porous Polyethylene Coated with Functionalized Hydroxyapatite Particles as a Bone Reconstruction Material. Materials (Basel). 2018 Mar 29;11(4). pii: E521. doi: 10.3390/ma11040521. (ISI)

Al-Kheraif, Abdulaziz Abdullah; Hashem, Mohamed; Al Esawy, Mohammed Sayed S. Developing Charcot-Marie-Tooth Disease Recognition System Using Bacterial Foraging Optimization Algorithm Based Spiking Neural Network. JOURNAL OF MEDICAL SYSTEMS Volume: 42 Issue: 10      Article Number: 192 Published: OCT 2018 (ISI)

Alrahlah, A ; Fouad, H ; Hashem, M ; Niazy, AA ; AlBadah, A .Titanium Oxide (TiO2)/Polymethylmethacrylate (PMMA) Denture           Base           Nanocomposites:           Mechanical,           Viscoelastic           and           Antibacterial            Behavior, MATERIALS Volume: 11 Issue: 7  Article Number: 1096 Published: JUL 2018 (ISI)

Al Jafary, M ; Hashem, MI ; Al Khadhari, MA ; Alshammmery, SA ; Assery, MK (Assery, Mansour K. Effect of Nanoparticles on Physico-Mechanical Properties of Flowable Dental Composite Resins. SCIENCE OF ADVANCED MATERIALS, Volume: 11 Issue: 7 Pages: 986-993 Published: JUL 2019 (ISI)

Hashem, M ; Al-Kheraif, AA ; Wahba, AA . Examining the longevity of dental restoration using Hebbian adversarial networks clustering with gradient boosting recurrent neural network. MEASUREMENT Volume: 141 Pages: 313-323 Published: JUL 2019 (ISI)

Mohamed Hashem, Azza S. Hassanein. Jaw fracture classification using meta heuristic firefly algorithm with multi-layered associative neural networks. Cluster Computing, May 2019, Volume 22, Supplement 3, pp 7079–7086.


H. Fouad, Abdel-HamidI. Mourad, BasheerA. ALshammari, Mohamed K. Hassan, MohammedY. Abdallah, Mohamed Hashem .Fracture toughness, vibration modal analysis and viscoelastic behavior of Kevlar, glass, and carbon fiber/epoxy composites for dental-post applications. Journal of the Mechanical Behavior of Biomedical Materials

Volume 101, January 2020, 103456 (ISI)

Last updated on : February 7, 2023 12:28pm