Faculty Biographies

Academic Title

Professor

Academic Division

Periodontology

Education

BDS
Annamalai University, 1987

PhD
The Ohio State University, 2005, Oral Biology

Certificate
The Ohio State University, 2005, Periodontology

Diplomate
American Board of Periodontology

Contact

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Email:

kumar.83@osu.edu

Phone:

(614) 247-4532

Office Address:

4111 Postle Hall

305 W. 12th Ave.

Columbus, OH 43210

Research Interests

Oral bacterial profiles associated with periodontal health and disease, including a) characterization of subgingival microbial profiles of periodontally healthy smokers and smokers with periodontitis, and b) the role of host genetics on oral bacterial colonization.

Publications

Matthew R. Mason; Haikady N. Nagaraja; Terry Camerlengo; Vinayak Joshi; Purnima S. Kumar - Correction: Deep sequencing identifies ethnicity-specific bacterial signatures in the oral microbiome (PLoS ONE (2013) 8, 10, (e77287) DOI: 10.1371/journal.pone.0077287) PLoS ONE. 2014;9(6).

S.M. Dabdoub; A.A. Tsigarida; P.S. Kumar Patient-specific analysis of periodontal and peri-implant microbiomes Journal of Dental Research. 2013;92(12):168S-175S.

Purnima S. Kumar Oral microbiota and systemic disease Anaerobe. 2013;24:90-93.

Matthew R. Mason; Haikady N. Nagaraja; Terry Camerlengo; Vinayak Joshi; Purnima S. Kumar Deep Sequencing Identifies Ethnicity-Specific Bacterial Signatures in the Oral Microbiome PLoS ONE. 2013;8(10).

Purnima S. Kumar; Angelo Mariotti Impact of Therapeutic Modalities on Craniofacial Bones and Teeth Mineralized Tissues in Oral and Craniofacial Science: Biological Principles and Clinical Correlates. 2013:331-341.

Purnima S. Kumar Sex and the subgingival microbiome: Do female sex steroids affect periodontal bacteria? Periodontology 2000. 2013;61(1):103-124.

Chad R. Matthews; Vinayak Joshi; Marko De Jager; Marcelo Aspiras; Purnima S. Kumar Host-bacterial interactions during induction and resolution of experimental gingivitis in current smokers Journal of Periodontology. 2013;84(1):32-40.

Kom Kamonpatana; M. Mónica Giusti; Chureeporn Chitchumroonchokchai; Maria Morenocruz; Ken M. Riedl; Purnima Kumar; Mark L. Failla Susceptibility of anthocyanins to ex vivo degradation in human saliva Food Chemistry. 2012;135(2):738-747.

Purnima S. Kumar Smoking and the subgingival ecosystem: A pathogen-enriched community Future Microbiology. 2012;7(8):917-919.

Ann L. Griffen; Clifford J. Beall; James H. Campbell; Noah D. Firestone; Purnima S. Kumar; Zamin K. Yang; Mircea Podar; Eugene J. Leys Distinct and complex bacterial profiles in human periodontitis and health revealed by 16S pyrosequencing ISME Journal. 2012;6(6):1176-1185.

Purnima S. Kumar; Matthew R. Mason; Michael R. Brooker; Kelly O'Brien Pyrosequencing reveals unique microbial signatures associated with healthy and failing dental implants Journal of Clinical Periodontology. 2012;39(5):425-433.

Purnima S. Kumar; Chad R. Matthews; Vinayak Joshi; Marko de Jager; Marcelo Aspiras Tobacco smoking affects bacterial acquisition and colonization in oral biofilms Infection and Immunity. 2011;79(11):4730-4738.

Anastasia Papapostolou; Brandon Kroffke; Dimitris N. Tatakis; Haikady N. Nagaraja; Purnima S. Kumar Contribution of host genotype to the composition of health-associated supragingival and subgingival microbiomes Journal of Clinical Periodontology. 2011;38(6):517-524.

Purnima S. Kumar; Michael R. Brooker; Scot E. Dowd; Terry Camerlengo Target region selection is a critical determinant of community fingerprints generated by 16S Pyrosequencing PLoS ONE. 2011;6(6):[e20956].

A.Y. Shchipkova; H.N. Nagaraja; P.S. Kumar Subgingival microbial profiles of smokers with periodontitis Journal of Dental Research. 2010;89(11):1247-1253.

Francisco Montagner; Brenda P. F. A. Gomes; Purnima S. Kumar Molecular fingerprinting reveals the presence of unique communities associated with paired samples of root canals and acute apical abscesses Journal of Endodontics. 2010;36(9):1475-1479.

Suzanne L. Delima; Robert K. McBride; Philip M. Preshaw; Peter A. Heasman; Purnima S. Kumar Response of subgingival bacteria to smoking cessation Journal of Clinical Microbiology. 2010;48(7):2344-2349.

S.C. Fullmer; P.M. Preshaw; P.A. Heasman; P.S. Kumar Smoking cessation alters subgingival microbial recolonization Journal of Dental Research. 2009;88(6):524-528.

Purnima S Kumar; Binnaz Leblebicioglu Pain control during nonsurgical periodontal therapy. Compendium of continuing education in dentistry (Jamesburg, N.J. : 1995). 2007;28(12):666-669; quiz 670-671.

Samuel J. DeAngelo; Purnima S. Kumar; Frank M. Beck; Dimitris N. Tatakis; Binnaz Leblebicioglu Early soft tissue healing around one-stage dental implants: Clinical and microbiologic parameters Journal of Periodontology. 2007;78(10):1878-1886.

Purnima S. Kumar; Eugene J. Leys; Jennifer M. Bryk; Francisco J. Martinez; Melvin L. Moeschberger; Ann L. Griffen Changes in periodontal health status are associated with bacterial community shifts as assessed by quantitative 16S cloning and sequencing Journal of Clinical Microbiology. 2006;44(10):3665-3673.

Purnima S. Kumar; Ann L. Griffen; Melvin L. Moeschberger; Eugene J. Leys Identification of candidate periodontal pathogens and beneficial species by quantitative 16S clonal analysis Journal of Clinical Microbiology. 2005;43(8):3944-3955.

Dimitris N. Tatakis; Purnima S. Kumar Etiology and pathogenesis of periodontal diseases Dental Clinics of North America. 2005;49(3 SPEC. ISS.):491-516.

P.S. Kumar; A.L. Griffen; J.A. Barton; B.J. Paster; M.L. Moeschberger; E.J. Leys New bacterial species associated with chronic periodontitis Journal of Dental Research. 2003;82(5):338-344.