Research Projects & Grants

For Profit Organization

  • A prospective, randomized, blinded, clinical study to evaluate effects of a 3M oral rinse on plaque, Role: Investigator, 3M Dental Products, (09/2018 - 09/2019) Status: Completed
  • Clinical research study to evaluate the stain removal efficacy of a toothpaste containing stannous fluoride compared to control group using Colgate cavity protection toothpaste, Role: Investigator, Colgate-Palmolive Company, (12/2017 - 12/2018) Status: Completed
  • Determination of the oral irritation and sensitization potential of an experimental whitening gel formulation, Role: Investigator, Colgate-Palmolive Company, (09/2017 - 09/2018) Status: Completed
  • A controlled clinical study to investigate the whitening efficacy of a whitening toothpaste using shade guide assessments, a camera based digital imaging system and the Easyshade device, Role: Investigator, Colgate-Palmolive Company, (08/2017 - 08/2018) Status: Completed
  • A phase 3, long-term, open-label and single-arm study of MYOBLOC® in the treatment of troublesome sialorrhea in adult subjects. Protocol Number: SN-SIAL-351, Role: Investigator, U.S. World Meds, (03/2017 - 03/2018) Status: Completed
  • Evaluation of clinical performance of three Philips Day White tooth whitening gels with and without a LED zoom light, Role: Investigator, Philips Oral Healthcare, (10/2016 - 10/2017) Status: Completed
  • Efficacy of CloSYS oral rinse products in human subjects in controlling oral malodor, Role: Investigator, Rowpar Pharmaceuticals, (07/2016 - 07/2017) Status: Completed
  • The clinical investigation of an experimental toothpaste containing SnDZZ as compared to Crest Pro-Health Toothpaste and Colgate Fluoride Toothpaste in reducing plaque and gingivitis, Role: Investigator, Colgate-Palmolive Company, (05/2016 - 05/2017) Status: Completed
  • A randomized parallel design study to evaluate the effect of tooth brushing modalities on extrinsic stain removal, Role: Investigator, Philips Oral Healthcare, (05/2016 - 05/2017) Status: Completed
  • Clinical investigation to assess whitening efficacy of Actis using a camera based digital imaging system, Role: Investigator, Colgate-Palmolive Company, (03/2016 - 03/2017) Status: Completed
  • Clinical investigation of the extrinsic stain prevention efficacy of the whitening toothpaste containing 10%AC43, 1100 F NaF and 5%KNO3 as compared to Colgate cavity protection toothpaste, Role: Investigator, Colgate-Palmolive Company, (07/2015 - 07/2016) Status: Completed
  • Clinical investigation on two dentifrices (Stannous Fluoride toothpaste and Crest Cavity Protection toothpaste) in controlling supragingival calculus, Role: Investigator, Colgate-Palmolive Company, (05/2015 - 04/2016) Status: Completed
  • A randomized, examiner-blinded, parallel design study to evaluate the effect of anti-microbial fluid plus sonicare prototype power tongue cleaner use on oral malodor versus standard tongue cleaning and breath freshening modalities, Role: Investigator, Philips Oral Healthcare, (03/2015 - 03/2016) Status: Completed
  • Clinical investigation on the tooth whitening efficacy of Colgate 2.0% hydrogen peroxide toothpaste with fluoride as compared to Crest 3D White Whitestrips Vivid, Role: Investigator, Colgate-Palmolive Company, (03/2015 - 03/2016) Status: Completed
  • Clinical investigation on tooth whitening efficacy for comparing Colgate 1% Hydrogen Peroxide Optic White Toothpaste to Colgate 2% Hydrogen Peroxide Express White Toothpaste to Colgate Cavity Protection Toothpaste, Role: Investigator, Colgate-Palmolive Company, (09/2014 - 09/2015) Status: Completed
  • A phase 3, multi-center, randomized, double-blind, parallel-groups clinical trial comparing the efficacy and safety of intranasally administered kovacaine mist to placebo for anesthetizing maxillary teeth in adults, Role: Investigator, St. Renatus, LLC, (12/2013 - 12/2014) Status: Completed
  • The clinical investigation of the SnF toothpaste as compared to the Crest Pro-Health Toothpaste and the Colgate Cavity Protection Toothpaste in controlling established plaque and gingivitis, Role: Investigator, Colgate-Palmolive Company, (10/2013 - 10/2014) Status: Completed
  • Clinical investigation on the at-home tooth whitening efficacy of a disposable tray preloaded with 6% hydrogen peroxide as compared to a negative control, Role: Investigator, Colgate-Palmolive Company, (07/2013 - 07/2014) Status: Completed
  • Clinical investigation on tooth whitening efficacy of Ultradent fit tray as compared to Crest® 3D white whitestrips with advanced seal technology - advanced vivid, Role: Investigator, Colgate-Palmolive Company, (05/2013 - 05/2014) Status: Completed
  • A phase 3, multi-center, randomized, double-blind, parallel-groups clinical trial comparing the efficacy and safety of intranasally administered kovacaine mist to placebo for anesthetizing maxillary teeth in pediatric patients, Role: Investigator, St. Renatus, LLC, (05/2013 - 05/2014) Status: Completed
  • Clinical investigation on tooth whitening efficacy for comparing Colgate Optic White Toothpaste to Crest 3D White Vivid Toothpaste and Colgate Cavity Protection, Role: Investigator, Colgate-Palmolive Company, (02/2013 - 02/2014) Status: Completed
  • Instant dentin hypersensitivity reduction efficacy of a toothbrush/pen-like applicator combination: a pilot clinical study consisting of a tooth brushing followed by pen application of an 8.0% arginine and calcium carbonate desensitizing gel or a matching placebo gel, Role: Investigator, Colgate-Palmolive Company, (11/2012 - 11/2013) Status: Completed
  • Clinical investigation on tooth whitening efficacy for comparing Colgate Optic White Toothpaste to Crest 3D White 2 Hour Express Whitestrips, Role: Investigator, Colgate Palmolive Technology Center, (10/2012 - 10/2013) Status: Completed
  • Clinical investigation on tooth whitening efficacy for comparing Colgate Optic White toothpaste to Crest 3D White Vivid toothpaste and Colgate Cavity Protection toothpaste, Role: Investigator, Colgate-Palmolive Company, (08/2012 - 08/2013) Status: Completed
  • The clinical investigation of Colgate total toothpaste as compared to Colgate cavity protection toothpaste in controlling established plaque and gingivitis: A four-week clinical study in the US, Role: Investigator, Colgate-Palmolive Company, (07/2012 - 07/2013) Status: Completed
  • A comparative study to assess the whitening effect of two professional bleaching regimens (Philips Zoom WhiteSpeed LED Accelerator and Ultradent Opalescence Boost PF), Role: Investigator, Philips Oral Healthcare, (04/2012 - 04/2013) Status: Completed
  • Clinical investigation of hypersensitivity reduction efficacy of the CSPR US toothpaste as compared to the CSPR US Calcium Silicate toothpaste, Role: Investigator, Colgate-Palmolive Company, (10/2011 - 10/2012) Status: Completed
  • Clinical investigation on tooth whitening efficacy for Colgate whitening toothpaste, Role: Investigator, Colgate-Palmolive Company, (03/2011 - 03/2012) Status: Completed
  • Evaluation of clinical efficacy of Dash chairside whitening system and Opalescence Boost in-office whitening system, Role: Investigator, Discus Dental, Inc., (02/2010 - 02/2011) Status: Completed
  • Clinical evaluation of a new low shrinkage composite resin (Tex), Role: PI, Ivoclar Vivadent, (02/2010 - 02/2011) Status: Completed
  • Clinical efficacy of an 8% arginine, calcium carbonate desensitizing paste and a paste containing casein phosphopeptide and amorphous calcium phosphate on dentinal hypersensitivity reduction immediately upon post-scaling professional product application and its sustained relief through 28 days, Role: Investigator, Colgate-Palmolive Company, (09/2009 - 09/2010) Status: Completed
  • Clinical investigation of the extrinsic stain prevention efficacy of Colgate Whitening Toothpaste containing 0.243% NaF and 20% HCS as compared to Crest Regular Toothpaste, Role: Investigator, Colgate-Palmolive Company, (08/2009 - 08/2010) Status: Completed
  • Clinical investigation on two dentifrices (8% arginine/1450 MFP/calcium carbonate toothpaste, abd anticavity toothpaste) in controlling supragingival calculus formation and gingivitis. A twelve week clinical in California, Role: Investigator, Colgate-Palmolive Company, (02/2009 - 02/2010) Status: Completed
  • Global GUM triad anchorless toothbrush - a clinical trial, Role: Investigator, Sunstar Americas, Inc., (02/2009 - 02/2010) Status: Completed
  • Prevalence and severity of gingivitis in adults, Role: Investigator, Colgate Palmolive Technology Center, (08/2006 - 08/2007) Status: Completed
  • Evaluation of clinical efficacy and safety of Crest Professional WhiteStrips Supreme, Role: Investigator, Discus Dental, Inc., (02/2004 - 02/2005) Status: Completed
  • Twelve-hour organoleptic malodor clinic study on Colgate total advanced fresh toothpaste, Role: Investigator, Colgate-Palmolive Company, (07/2003 - 07/2004) Status: Completed
  • Comparative investigation of tooth whitening efficacy of Colgate Simply White Night as compared to Crest Night Effects, Role: Investigator, Colgate-Palmolive Company, (06/2003 - 06/2004) Status: Completed
  • Clinical evaluation of the OncAlert RAPID in subjects presenting for evaluation and/or initial biopsy; Impact on decision-making, Role: Investigator, Vigilant Biosciences, (09/2024) Status: Completed
  • Comparison of clinical efficacy and safety of Rembrandt Plus, Rembrandt Enhanced Plus and Crest Whitestrips, Role: Investigator, Den-Mat Corporation, Status: Completed
  • Comparison of clinical efficacy and safety of Crest Professional WhiteStrips, Day White, and Nite White Excel 2 (16% carbamide peroxide equivalent), Role: Investigator, Discus Dental, Inc., Status: Completed
  • Comparative investigation of tooth whitening efficacy of Colgate Simply White with different regimens, Role: Investigator, Colgate Palmolive Technology Center, Status: Completed
  • Clinical efficacy evaluation and comparison of two Dentrifrice Products on the tooth enamel surface morphology among soft cola and citric juice drinkers, Role: Investigator, Church & Dwight, Status: Completed
  • Comparative investigation of clinical efficacy and safety of Discus Zoom! Chairside whitening system to that of Rembrandt Sapphire PAC light in-office whitening system, Role: Investigator, Discus Dental, Inc., Status: Completed
  • Comparison of tooth whitening efficacy of Rembrandt Plus Enhanced Bleaching Kit, Crest WhiteStrips OTC, Colgate Simply White and Rembrandt Quik White, Role: Investigator, Den-Mat Corporation, Status: Completed
  • Comparative investigation of safety and efficacy of Rembrandt Power Brush Whitening Gel applied with Oral B 3D Excel Toothbrush to that of ADA-accepted regular toothpaste with Oral B 3D Excel Toothbrush, Role: Investigator, Den-Mat Corporation, Status: Completed
  • Validation and comparison of techniques for assessing plaque formation on dentures, Role: Investigator, GlaxoSmithKline, Status: Completed

Internal

  • Assessment of whiteness and yellowness of teeth, Role: Investigator, LLU Center for Dental Research, (06/2015) Status: Completed
  • Clinical assessment of oral mucosal sloughing associated with two toothpastes - a pilot study, Role: Investigator, LLU Dept. of Restorative Dentistry, (01/2015 - 01/2016) Status: Completed
  • Prevalence and incidence of allergy and contact dermatitis in dental faculty and students at Loma Linda University School of Dentistry, Role: Investigator, LLU School of Dentistry, (07/2012 - 07/2013) Status: Completed
  • Evaluation of clinical efficacy of Crest 3D 2-hour express whitestrips, Role: Investigator, LLU Center for Dental Research, (02/2012 - 02/2013) Status: Completed
  • Quantification of calcium release from enamel in soft drinks, Role: Investigator, LLU Center for Dental Research, (01/2012 - 01/2013) Status: Completed
  • The effects of in-office whitening treatment on oral health care, Role: PI, LLU Dept. of Restorative Dentistry, (09/2011 - 09/2012) Status: Completed
  • Effects of arginine prophy paste on tooth sensitivity after tooth whitening, Role: PI, LLU School of Dentistry, (11/2010 - 11/2011) Status: Completed
  • Experimental reproducibility of tongue coating examination among six different zones, Role: PI, LLU School of Dentistry, (11/2008 - 11/2009) Status: Completed
  • Halitosis in vegetarians vs. non-vegetarians, Role: PI, LLU School of Dentistry, (01/2004 - 01/2005) Status: Completed
  • Evaluation of effects of two commercial toothpastes on organoleptic oral malodor - a pilot study, Role: Investigator, LLU School of Dentistry, Status: Completed

Other Research

  • Effect of Continuous Alkali Water Exposure on the Enamel Surface (01/2018 - 03/2018)
  • Evaluation of clinical efficacy of crest 3D 2-hour express whitestrips (02/2012 - 03/2012)
  • Quantification of calcium release from enamel in soft drinks (09/2011 - 03/2012)
  • Porcelain Gloss Meter (02/2009 - 11/2009)