Selected Recent Publications

Time-lapse confocal microscopy to study in vitro Streptococcus mutans surface colonization

Letters in Applied Microbiology

Jason T F Wing, Michael A L Hayashi, Aneesa F Redissi, M Margaret Vickerman, Livia M A Tenuta, J Christopher Fenno, Alexander H Rickard

Development of a small shuttle plasmid for use in oral Veillonella and initial appraisal of potential for fluorescence-based applications

Letters in Applied Microbiology

M Paula Goetting-Minesky, Jordan Kim, Duane T White, Michael Hayashi, Alexander H Rickard, J Christopher Fenno

Bacterial Coaggregation: A Way Different Bacteria Come Together

Frontiers for Young Minds

Alexander H Rickard, Michael A L Hayashi, Aneesa F Redissi, J Christopher Fenno, Nicholas S Jakubovics

DOI: 10.3389/frym.2023.1212262


Dextranase enhances nanoparticle penetration of S. mutans biofilms

Journal of Oral Microbiology

D S DeCesaris, Michael A L Hayashi, M M Vickerman, A H Rickard, L M A Tenuta

All Publications

  • PUBLICATIONS (Peer-Reviewed Journal Articles)

    1.     DeCesaris, D.S., Hayashi, M.A.L., Vickerman, M.M., Rickard, A.H., Tenuta L.M.A. (2025) Dextranase enhances nanoparticle penetration of S. mutans biofilms. Journal of oral Microbiology. In Press.

    2.     Goetting-Minesky M.P., Godovikova, V., Saraithong P., Rickard, A.H., Crawley, B.R., Agolli, S.M., Fenno, J.C. (2024) Functional characterization and optimization of protein expression in Treponema denticola shuttle plasmids. bioRxiv. 2024.10.27.620309.

    3.     Wing, J. T.F., Hayashi, M. A. L., Redissi, A. F., Vickerman, M. M., Tenuta, L. M.A., Fenno, J. C., Rickard, A.H. (2024). Time-lapse confocal microscopy to study in vitro Streptococcus mutans surface colonization. Letters in Applied Microbiology. 77(2):ovae012

    4.     Le, N.N.T., Wu, J., Rickard, A.H., Xi, C. (2024) Evaluation of the long-term protection conferred by an organosilicon-based disinfectant formulation against bacterial contamination of surfaces. (2024) Journal of Applied Microbiology. 135(9):lxae210.

    5.     Goetting-Minesky, M.P., Kim, J., White, D.T., Hayashi, M., Rickard, A.H., Fenno, J.C.  (2024) Development of a small shuttle plasmid for use in oral Veillonella and initial appraisal of potential for fluorescence-based applications. Letters in Applied Microbiology. 77(8):ovae069.

    6.     Rickard, A.H., Hayashi, M.A.L., Redissi, A.F., Fenno, J.C., Jakubovics, N.S. (2024). Bacterial Coaggregation: A Way Different Bacteria Come Together. Frontiers for Young Minds. 12:1212262.

    7.     Hayashi, M.A.L., Narender Singh, K., Wing, J. T.F., Rickard, A.H.  (2023). A Novel Microplate-Based Spectrophotometric Method for the Quantitative Assessment of Freshwater Bacterial Coaggregation Kinetics. Biofouling. 39(3), 303-315.

    8.     Nightingale, M., Mody, M., Rickard, A. H., Cassone, M. (2023). Bacterial contamination on used face masks among nursing home healthcare personnel. Antimicrobial Stewardardship and Healthcare Epidemiology. 3(1):e54.

    9.     Wing, J. T., Fenno, J. C., Foxman, B., Rickard, A.H. (2022). Dental Plaque: Bacterial Shenanigans Above and Below the Gumline. Frontiers for Young Minds, 10:811463.

    10.  Fernandez, C.E., Luo, T., Cabezas, C., Rickard, A.H. (2022). Unsweetened and sucrose-sweetened black and green tea modifies the architecture of in vitro oral biofilms. Archives of Oral Biology. 135: 105368.

    11.  Luo, T., Vanek, M., Gonzalez-Cabezas, C., Marrs, C., Foxman, B., Rickard, A.H. (2022). In vitro model systems for exploring oral biofilms: From single-species populations to complex multi-species communities. Journal of Applied Microbiology. 132(2), 855-871.

    12.  Pirih, F., Monajemzadeh, S., Sheridan Sinacola, R., Shin, J.M., Chen, T., Fenno, J.C., Kamarajan, P., Rickard, A.H., Travan, S., Paster, B.J., Kapila, Y. (2021). Association between metabolic syndrome and periodontitis-the role of lipids, inflammatory cytokines, altered host response, and the microbiome. Periodontology 2000. 87(1): 50-75.

    13.  Luo, T.L., Hayashi, M., Zsiska, M., Circello, B., Eisenberg, M., Gonzalez-Cabezas, C., Foxman, B., Marrs, C.F., Rickard, A.H. (2019). Introducing BAIT (Biofilm Architecture Inference Tool): a software program to evaluate the architecture of oral multi-species biofilms. Microbiology. 165:527-537.

    14.  Luo, T.L., Eisenberg, M.C., Hayashi, M.A.L., Gonzalez-Cabezas, C., Foxman, B., Marrs, C.F., Rickard, A.H. (2018) A Sensitive Thresholding Method for Confocal Laser Scanning Microscope Image Stacks of Microbial Biofilms. Scientific Reports. 8(1):13013. doi: 10.1038/s41598-018-31012-5.

    15.  Shin, J.M., Luo, T., Lee, K.H., Guerreiro, D., Botero, T.M., McDonald, N.J., Rickard, A.H. (2018) Deciphering Endodontic Microbial Communities by Next-generation Sequencing. Journal of Endodontics. 44: 1080-1087.

    16.  Blanco, N., Walk, S., Malani, A.N., Rickard, A.H., Benn, M., Eisenberg, M., Zhang, M., Foxman, B. (2018) Clostridium difficile shows no trade-off between toxin and spore production within the human host. Journal of Medical Microbiology. 67: 631-640.

    17.  Ismail, M.D., Ali, I., Hatt, S., Salzman, E.A., Cronenwett, A.W., Marrs, C.F., Rickard, A.H., Foxman, B. (2018). Association of Escherichia coli ST131 lineage with risk of urinary tract infection recurrence among young women. Journal of Global Antimicrobial Resistance. 13: 81-84.

    18.  Robinson, J.C., Rostami, N., Casement, J., Vollmer, W., Rickard, A.H., Jakubovics, N.S. (2018). ArcR modulates biofilm formation in the dental plaque colonizer Streptococcus gordonii. Molecular Oral Microbiology. 33: 143-154.

    19.  Shin, J.M., Luo, T., Kamarajan, P., Fenno, J.C., Rickard, A.H., Kapila, Y.L. (2017) Microbial Communities Associated with Primary and Metastatic Head and Neck Squamous Cell Carcinoma - A High Fusobacterial and Low Streptococcal Signature. Scientific Reports. 7(1):9934. doi: 10.1038/s41598-017-09786-x.

    20.  Blanco, N., Foxman, B., Malani, A.N., Zhang, M., Walk, S., Rickard, A.H., Eisenberg, M.C. (2017). An in silico evaluation of treatment regimens for recurrent Clostridium difficile infection. PLoS One. 12(8):e0182815. doi: 10.1371/journal.pone.0182815.

    21.  Kajwadkar, R., Shin, J.M., Lin, G., Fenno, J.C., Rickard, A.H., Kapila, Y.L. (2017).  High purity nisin alone or in combination with NaOCl is effective against planktonic and biofilm populations of Enterococcus faecalis. Journal of Endodontics. 43: 989-994.

    22.  Fernández, C.E., Aspiras, M.B., Dodds, M.W., González-Cabezas, C., Rickard, A.H. (2016). The effect of inoculum source and fluid shear force on the development of in vitro oral multispecies biofilms. Journal of Applied Microbiology. 122: 796-808.

    23.  Rostami, N., Shields, R.C., Yassin, S.A., Hawkins, A.R., Bowen, L., Luo, T.L., Rickard, A.H., Holliday, R., Preshaw, P.M., Jakubovics, N.S. (2016). A critical role for extracellular DNA in dental plaque formation. Journal of Dental Research. 96: 208-216.

    24.  Shin, J.M., Kamarajan, P., Fenno, J.C., Rickard, A.H., Kapila, Y.L. (2016). Metabolomics of head and neck cancer: A mini-review. Frontiers in Physiology. 7:526. doi: 10.3389/fphys.2016.00526

    25.  Greene, C., Wu, J., Rickard, A.H., Xi, C. (2016). Evaluation of the ability of Acinetobacter baumannii to form biofilms on six different biomedical relevant surfaces. Letters in Applied Microbiology. 63: 233-239.

    26.  Levin-Sparenberg, E., Shin, J.M., Hastings, E.M., Freeland, M., Segaloff, H., Rickard, A.H., Foxman B. (2016). High-throughput quantitative method for assessing coaggregation among oral bacterial species. Letters in Applied Microbiology. 63: 274-281.

    27.  Fernández, C.E., Fontana, M., Cury, J.A., Samarian, D., Rickard, A.H., González-Cabezas, C. (2016). Effect of stannous fluoride containing toothpaste on enamel demineralization and S. mutans biofilm architecture. Caries Research. 50: 151-158.

    28.  Yassin, S.A., German, M.J., Rolland, S.L., Rickard, A.H., Jakubovics, N.S. (2016). Inhibition of multispecies biofilms by a fluoride releasing dental prosthesis copolymer. Journal of Dentistry. 48: 62-70.  

    29.  Shin, J.M., Gwak, J.W., Kamarajan, P., Fenno, J.C., Rickard, A.H., Kapila, Y.L. (2016). Biomedical applications of nisin. Journal of Applied Microbiology. 120: 1449-1465.

    30.  Stevens, M.R., Luo, T.L., Vornhagen, J., Jakubovics, N.S., Gilsdorf, J.R., Marrs, C.F., Møretrø, T., Rickard, A.H. (2015). Coaggregation occurs between microorganisms isolated from different environments. FEMS Microbiology Ecology. 91: fiv123. doi: 10.1093/femsec/fiv123.

    31.  Møretrø, T., Sharifzadeh, S., Langsrud, S., Heir, E., Rickard, A.H. (2015). Coaggregation between Rhodococcus and Acinetobacter strains isolated from the food industry. Canadian Journal of Microbiology. 61: 503-512.

    32.  Godovikova, V., Goetting-Minesky, M.P., Shin, J.M., Kapila, Y.L., Rickard, A.H., Fenno, J.C. (2015). A modified shuttle plasmid facilitates expression of a flavin mononucleotide-based fluorescent protein in Treponema denticola ATCC 35405. Applied and Environmental Microbiology. 81: 6496-6504. Front cover image also accepted for co-publication.

    33.  Shin, J.M., Ateia, I., Paulus, J.R., Liu, H., Fenno, J.C., Rickard, A.H., Kapila, Y.L. (2015). Antimicrobial nisin acts against saliva derived multi-species biofilms without cytotoxicity to human oral cells. Frontiers in Microbiology. 6: 617. doi: 10.3389/fmicb.2015.00617.

    34.  Jakubovics, N.S., Samarian, D.S., Kolderman, E., Robinson, J.C., Bashton, M., Rickard, A.H. (2015). Critical roles of arginine in growth and biofilm development by Streptococcus gordonii. Molecular Microbiology. 97: 281-300.

    35.  Kolderman, E., Bettampadi, D., Samarian, D.S., Dowd, S.E., Foxman, B., Jakubovics, N.S., Rickard, A.H. (2015). L-Arginine destabilizes oral multi-species biofilm communities developed in human saliva. PLOS ONE. 10(5):e0121835.doi:10.1371/journal.pone. 0121835.

    36.  Luo, T.L., Rickard, A.H., Srinivisan, U., Kaye, K.S. and Foxman, B. (2015). Association of blaOXA-23 and bap with the persistence of Acinetobacter baumannii within a major healthcare system. Frontiers in Microbiology. 6: 182 doi: 10.3389/fmicb.2015.00182.

    37.  Samarian D.S., Jakubovics N.S., Luo T.L., Rickard A.H. (2014). Use of a high-throughput in vitro microfluidic system to develop oral multi-species biofilms. Journal of Visual Experimentation. 94. doi: 10.3791/52467.

    38.  Katharios-Lanwermeyer, S., Xi, C., Jakubovics, N.S., Rickard, A.H. (2014). Microbial coaggregation: ubiquity and implications for biofilm development. Biofouling. 30: 1235-1251. Front cover image also accepted for co-publication.

    39.  Kasper, S.H., Samarian, D., Jadhav, A.P., Rickard, A.H., Musah, R.A., Cady, N.C. (2014). S-aryl-L-cysteine sulphoxides and related organosulphur compounds alter oral biofilm development and AI-2-based cell-cell communication. Journal of Applied Microbiology. 117:1472-1486.

    40.  Jakubovics, N.S., Yassin, S.A., Rickard, A.H. (2014). Community interactions of oral streptococci. Advances in Applied Microbiology. 87: 43-110.

    41.  Nance, W.C. Sun, Z., Chludzinski, J., Samarian, D. and Rickard, A.H. (2013). A high-throughput microfluidic dental plaque biofilm system to visualize and quantify the effect of antimicrobials. Journal of Antimicrobial Chemotherapy. 68: 2550-2560.

    42.  Payne, D.E., Martin, N.R., Parzych, K.R., Rickard, A.H., Underwood, A., Boles, B.R. (2013). Tannic acid inhibits Staphylococcus aureus surface colonization in an IsaA-dependent manner. Infection and Immunity. 81: 496-504.

    43.  Vornhagen, J., Stevens, M., McCormick, D., Dowd, S.E., Eisenberg, J.A., Boles, B.R., Rickard, A.H. (2013). Coaggregation occurs amongst bacteria within and between domestic showerhead biofilms. Biofouling. 29: 53-68.

    44.  Schwartz, K., Syed, A.K., Stephenson, R.E. Rickard, A.H., Boles, B.R. (2012). Identification of phenol soluble modulin fibers that contribute to Staphylococcus aureus biofilm integrity. PLoS Pathogens. 8(6):e1002744.

    45.  Cuadra-Saenz G., Rao D, Underwood A, Belapure SA, Campagna SR, Sun Z, Tammariello S, Rickard AH. (2012). Autoinducer-2 Influences Interactions amongst pioneer colonizing streptococci in oral biofilms. Microbiology. 158: 1783-1795.

    46.  Rao, D., Arvanitidou, L., Du-Thumm, L., Rickard, A.H. (2011). Efficacy of a CPC- containing mouthwash against oral multi-species biofilms. Journal of Clinical Dentistry. 22: 187-194. Front cover image also accepted for co-publication.

    47.  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). A multifaceted approach to characterizing the microbial flora of chronic wounds. Wound Repair and Regeneration. 19: 532-541.

    48.  Min, K.R., Zimmer, M.N., Rickard, A.H. (2010). Physicochemical parameters influencing coaggregation between the freshwater bacteria Sphingomonas natatoria 2.1 and Micrococcus luteus 2.13. Biofouling. 26: 931-40.

    49.  Rickard, A.H., Colacino, K., Morton, R., Manton, K., Pfeil, J., Rhoads, D., Wolcott, R., James, G. (2010). Production of cell-cell signaling molecules by chronic wound bacteria. Journal of Applied Microbiology. 108: 1509-1522.

    50.  Min, K.R. and Rickard, A.H. (2009). Coaggregation by the freshwater bacterium Sphingomonas natatoria alters dual-species biofilm formation. Applied and Environmental Microbiology. 75: 3987-3997. Front cover image also accepted for co-publication.

    51.  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.

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

    53.  Kolenbrander, Palmer, R.J. Jr., Rickard, A.H., Jakubovics, N.S., Chalmers, N.I., Diaz, P.I. (2006). Bacterial interactions and successions during plaque development. Periodontology 2000. 42: 47-79.

    54.  Diaz, P.I., Chalmers, N.I., Rickard, A.H., Kong, C., Milburn, C.L., Palmer, R.J., Kolebrander, P.E. (2006). Molecular characterization of subject-specific oral microflora during initial colonization of enamel. Applied and Environmental Microbiology. 72: 2837- 2848.

    55.  Rickard, A.H., Stead, A.T., O’May, G., Lindsay, S., Handley, P.S., 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.

    56.  Rickard, A.H., Stead, A.T., McBain, A.J., Gilbert, P. (2004). Shear rates influence freshwater biofilm community diversity. Applied and Environmental Microbiology. 70: 7426-7435.

    57.  Sauer, K., Cullen, M.C., Rickard, A.H., Zeef, L.A.H., Davies, D.G., Gilbert, P. (2004). Characterization of nutrient-induced dispersion of Pseudomonas aeruginosa PAO1 biofilm. Journal of Bacteriology. 186: 7312-7326.

    58.  Rickard, A.H., Lindsay, S., Lockwood, G.B., Gilbert, P. (2004). Induction of the multiple antibiotic resistance (mar) operon by miscellaneous groceries. Journal of Applied Microbiology. 97. 1063-1068. Recommended by Faculty of 1000.

    59.  Rickard, A.H., Gilbert, P., Handley, P.S. (2004). Influence of growth environment on coaggregation between freshwater biofilm bacteria. Journal of Applied Microbiology. 96: 1367-1373.

    60.  Gilbert, P., McBain, A.J., Rickard, A.H. (2003). Formation of microbial biofilm in hygienic situations: a problem of control. International Biodeterioration and Biodegradation. 51: 245-248.

    61.  Rickard, A.H., McBain, A.J., Ledder, R.G., Handley, P.S., Gilbert, P. (2003). Coaggregation between freshwater bacteria within planktonic and biofilm communities. FEMS Letters in Microbiology. 220: 133-140.

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

    63.  McBain, A.J., Bartolo, R.G., Catrenich, C.E., Charbonneau, D.L., Ledder, R.G., Rickard, A.H., Symmons, S.A., Gilbert, P. (2003). Microbial characterization of biofilms in domestic drains and the establishment of stable microcosms. Applied and Environmental Microbiology. 69: 177-185.

    64.  McBain, A.J., Rickard, A.H., Gilbert P. (2002). Possible implications of biocide accumulation in the environment on the prevalence of antibiotic resistance. Journal of Industrial Microbiology and Biotechnology. 29: 326-330.

    65.  Johnson, S.J., Goddard, P.A., Lliffe, C., Timmins, B., Rickard, A.H. Robson, G.E., Handley, P.S. (2002). Comparative susceptibility of resident and transient hand bacteria to para-chloro-meta-xylenol and Triclosan. Journal of Applied Microbiology. 93: 1-9.

    66.  Gilbert, P., Maira-Litran, T., McBain, A.J., Rickard, A.H. and Whyte, F. (2002). Physiology and collective recalcitrance of microbial biofilm communities. Annual Reviews in Microbiology. 46: 203-256.

    67.  Rickard, A.H., Leach, S.A, Buswell, C.M., High, N.J., Handley, P.S. (2002). Phylogenetic relationships and coaggregation ability of freshwater biofilm bacteria. Applied and Environmental Microbiology. 68: 3644-3650. Recommended by Faculty of 1000.

    68.  Rickard, A.H., Leach, S.A., Buswell, C.M., High, N.J., Handley, P.S (2000). Coaggregation between aquatic bacteria is mediated by specific-growth-phase-dependent lectin-saccharide interactions. Applied and Environmental Microbiology. 66: 431-434.

    PUBLICATIONS (Peer Reviewed Proceedings and Technical)

    1.     McCormick, D, Stevens, M, Boles, B, Rickard, A.H. (2011). The importance of coaggregation in multi-species biofilms. Culture. 32: 1-5. ISSN: 0965-0989

    2.     Gilbert, P. and Rickard, A.H. (2010). The genus Adhaeribacter. In Bergey's manual of systematic bacteriology. Edited by G.M. Garrity. Springer, New York, USA. ISBN: 0-387950427

    3.     Lindsay, S., Kertesz, M.S., Cowen, R.L., Rickard, A.H., McBain, A.J., Gilbert, P. (2005). The enigma of persistence in biofilm communities. In Biofilms: Persistence and Ubiquity. (Contributions made at the 7th Meeting of the Biofilm Club, Gregynog Hall, Wales, September, 2005) pp. 355-367 Edited by McBain, A.J., Allison, D., Pratten, J., Spratt, D., Upton, M. and Verran, J. Bioline Press, Cardiff, UK. ISBN: 0-9551030-0-2

    4.     Rickard, A.H., Cowen, R.L., Gilbert, P. (2003). Spatial distribution of bacteria within biofilms influences disinfection. In Biofilm communities: Order from chaos? (Contributions made at the 6th Meeting of the Biofilm Club, Gregynog Hall, Wales, September, 2003) pp. 247-256. Edited by McBain, A.J., Allison, D., Brading, M., Rickard, A.H., Verran, J. and Walker, J. Bioline Press, Cardiff, UK. ISBN: 0-9545756-0-1

    5.     Handley, P.S. and Rickard, A.H. (2001). Coaggregation - Is it a universal biofilm phenomenon? In Biofilm community interactions: Chance or necessity? (Contributions made at the 5th Meeting of the Biofilm Club, Gregynog Hall, Wales, September, 2001) pp. 1-10. Edited by Gilbert, P., Allison, D., Brading, M., Verran, J. and Walker, J. Bioline Press, Cardiff, UK. ISBN: 0-9520432-9-7

    6.     Gilbert, P., Allison, D.G., Rickard, A.H., Sufya, N., Whyte, F., McBain, A.J. (2001). Do biofilms present a nidus for the evolution of antibacterial resistance? In Biofilm community interactions: Chance or necessity? (Contributions made at the 6th Meeting of the Biofilm Club, Gregynog Hall, Wales, September, 2001) pp. 341-351. Edited by Gilbert, P., Allison, D., Brading, M., Verran, J. and Walker, J. Bioline Press, Cardiff, UK. ISBN: 0-9545756-0-1

    7.     Rickard, A.H., Thomas, J., Leach, S. A., Buswell, C. M., High, N. J., Handley, P.S. (1999). Coaggregation amongst aquatic and oral bacteria is mediated by lectin-saccharide interactions. In Biofilms: The good, the bad and the ugly. (Contributions made at the 4th Meeting of the Biofilm Club, Gregynog Hall, Wales, September, 2001) pp. 343-354. Edited by Wimpenny, J., Gilbert, P., Walker, M., Brading, M. and Bayston, R. Bioline Press, Cardiff, UK. ISBN: 0-9520432-6-2

    PUBLICATIONS (Non-Peer-Reviewed Book Chapters and Articles)

    1.     Cruz Walma, D. A., Jakubovics, N. S., Rickard, A. H. (2025). Molecular, Cellular and Ecological Aspects of Dental Biofilm Development. In Oral Biofilms in Health and Disease. pp. 155-187. Edited by N.S. Jakubovics, H. Koo, and B.P.  Krom. London: Springer Nature.

    2.     Rickard, A.H., Shin, J.M. (2018). Oral Biofilms: Bacterial Communities Sticking Together. Veterinary Meeting and Expo, 2018 Proceedings: Small Animals and Exotics. 221-224.

    3.     Samarian, D., Min, K.R., Jakubovics, N.S., Rickard, A.H. (2014) Control of polymicrobial biofilms: recent trends. In Antibiofilm agents: from diagnosis to treatment and prevention. pp. 327-358. Edited by K.P. Rumbaugh, and I. Ahmad. Springer, New York, USA.

    4.     McBain, A.J., Sufya, N., Rickard, A.H (2013). Antimicrobial resistance in biofilms. In Principles and practice of disinfection. pp. 87-94. Edited by L. Hugo and D. Russell. Blackwell Sciences Press, London, UK.

    5.     Rickard, A.H., Underwood, A.J., Nance, W.C. (2012).  A holistic view of inter- species bacterial interactions within human dental plaque. In Oral microbial ecology. pp. 97-110. Edited by N.S. Jakubovics and R.J. Palmer. Horizon Press, New York, USA.

    6.     Rickard, A.H., Campagna, S.R., Underwood, A.J. (2011). Role for autoinducer-2 in the development of commensal streptococcal biofilms. In Oral Microbial Communities: Genomic Inquiry and Interspecies Communication. pp. 345-355. Edited by P.E. Kolenbrander. ASM Press, Washington DC.

    7.     Rickard, A.H. and Min, K.R. (2009). Bacterial sociology in a biofilm world. The Microbiologist. 10 (3): 37-39.

    8.     Rickard, A.H., Bachrach, G., Davies, D.G.  (2008). Cell-cell communication in oral microbial communities. In Molecular Oral Microbiology. pp 67-95. Edited by A.Rogers. Horizon Press, New York, USA.

    9.     Palmer, R.J., Chalmers, N.I., Rickard, A.H., Kolenbrander, P.E. (2008). Community development in bacterial biofilms of the oral cavity. Microscopy and Microanalysis. 14: S2 1554-1555.

    10.  Sauer, K., Rickard, A.H., Davies, D.G. (2007). Biofilms and Biocomplexity. In Microbe. 2: 343-353. American Society for Microbiology Press, Washington DC, USA.

    11.  Kolenbrander, P.E., Rickard, A.H., Jakubovics, N.S. Diaz, P.I., P.E., Chalmers, N., Palmer, R.J. (2005). The great bacterial reef: communication and development in human oral bacterial biofilms. Microbiology Australia. 24 (3): 130-131.

    12.  Kolenbrander, P.E., Palmer, R.J., Rickard, A.H., Jakubovics, N.S., Diaz, P.I (2005). Let it flow but don't let go: saliva and colonization. Microbiology Today. 2005 (I): 10-13.

    13.  Gilbert, P. and Rickard, A.H. (2004) Biofilms: where angels fear to tread. Microbiologist. 5: 40-42.

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

    15.  Handley, P.S., Kerr, C., Rickard, A.H. (2003). Biofilms in water distribution systems. In Handbook of water and wastewater microbiology. pp. 757-776. Edited by N. Horan and D. Mara. Academic Press, London, UK.

    16.  Gilbert, P., Rickard, A.H., McBain, A.J. (2003). Biofilms and bacterial multi-resistance. In Multiple drug resistant bacteria. pp. 81-107. Edited by C. Amabile-Cuevas. Horizon Scientific Press, London, UK.

    17.  Gilbert, P., McBain, A.J., Rickard, A.H., Schooling, S.J. (2002). Microbial biofilms associated with implant infections. In Medical biofilms: Prevention, detection and control. pp. 73-96. Edited by J. Walker and S.  Percival.  Harcourt International Press, London, UK.

  • Hayashi, M. A. L., Luo, T., Rickard, A. H. (2023). Most recent update. Biofilm Architecture Inference Tool (BAIT) Ver. 1.2https://github.com/epimath/BAIT_software/releases