Alexander H. Rickard, Ph.D., M.Sc., B.Sc.

Alexander Rickard

Assistant Professor, Epidemiology

SPH I, 5646      Vcard icon
1415 Washington Heights
Ann Arbor, Michigan 48109-2029

Office: 734-615-8491; Fax: 734-764-3192


Website(s): Biofilms in Health, Disease, and the Environment

Curriculum Vitae (PDF)

Professional Summary

2010-Present: Assistant Professor, Department of Epidemiology, University of Michigan, Michigan, USA.

2006-2010: Assistant Professor, State University of New York (Binghamton), New York, USA.

2004-2006: Intramural Visiting Scientist, National institutes of Health (NIDCR), Maryland, USA.

2001-2004: Research Associate, School of Pharmacy, University of Manchester, Lancashire, UK.

Courses Taught

EPID504: Polymicrobial Communities Laboratory
EPID505: Polymicrobial Communities in Human Health and Disease
EPID507: Microbial Control: Sterilization, Disinfection and Manipulation
EPID545: Molecular Techniques Laboratory


Ph.D., University of Manchester, UK,
M.Sc., University of Birmingham, UK,
B.Sc., University of Birmingham, UK,

Research Interests & Projects

Interspecies bacterial interactions and relevance to human health

Biofilm development in freshwater, oral and medically relevant environments

Interaction of the human microbiome with environmental microorganisms

Selected Publications

Search PubMed for publications by Alexander Rickard >>

Saenz, G.C., Rao, D., Underwood, A., Belapure, S.A., Campagna, S.R., Sun, Z., Tammariello, S., Rickard, A.H. (2012). Autoinducer-2 Influences Interactions amongst Pioneer Colonizing Streptococci in Oral Biofilms. Microbiology

Han, A., Zenilman, J.M., Melendez, J.H., Shirtliff, M.E., Agostinho, A., James, G., Stewart, P.S., Mongodin, E.F., Rao, D., Rickard, A.H., Lazarus, G.S. (2011). The importance of a multifaceted approach to characterizing the microbial flora of chronic wounds. Wound Repair Regeneration, 19(5), 532-541.

Rao, D., Arvanitidou, E., Du-Thumm, L., Rickard, A.H. (2011). Efficacy of an alcohol-free CPC-containing mouthwash against oral multispecies biofilms. The Journal of Clinical Dentistry, 22(6), 187-194.

Min, K.R., Zimmer, M and Rickard, A.H. (2010). Physicochemical parameters influencing coaggregation between freshwater biofilm bacteria. Biofouling, 26, 931-40.

Rickard, A.H., Colacino, K., Morton, R., Manton, K., Pfeil, J., Rhoads, D., Wollcock, R. and James, G. (2010). Production of cell-cell signaling molecules by chronic wound bacteria. Journal of Applied Microbiology, 108, 1509-22.

Rickard, A.H., Campagna, S.R., Kolenbrander, P.E. (2008). Autoinducer-2 is produced under conditions relevant to natural oral biofilms. Journal of Applied Microbiology, 105, 2096-2103.

Rickard, A.H., Palmer, R.J., Blehert, D.S., Campagna, S.R., Semmelhack, M.F., Egland, P.G., Bassler, B.L. and Kolenbrander, P.E. (2006). Autoinducer-2: a concentration-dependent signal for communication in oral biofilms. Molecular Microbiology, 60, 1446-1456.

Rickard, A.H., Stead, A.T., OMay, G., Lindsay, S., Handley, P.S. and Gilbert, P. (2005). Adhaeribacter aquaticus gen. nov., sp. nov., a Gram-negative biofilm isolate from a potable water biofilm. International Journal of Systematic and Evolutionary Microbiology, 55, 821-829.

Gilbert, P., Rickard, A.H and McBain, A.J. (2004). Antimicrobial resistance in biofilms. In Principles and practice of disinfection. In Edited by L. Hugo and D. Russell. (Ed.) Blackwell Sciences Press, London, UK. (126-136).

Rickard, A.H., Kolenbrander, P.E., Handley, P.S. and Gilbert, P. (2003). Bacterial coaggregation: An integral process in multi-species biofilm development. Trends in Microbiology, 11, 94-100.

Professional Affiliations

American Society for Microbiology
Society for Applied Microbiology