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Selected Publications

McGrath, J.W., Chin, J.P. and Quinn, J.P. (2013). Organophosphonates revealed: new insights into the microbial metabolism of ancient molecules.  Nature Reviews Microbiology, 11(6): 412-419.

Glukhov, J.S, Krutilina, A.I., Shlyapnikov, M.G., Severinov, K., Lavysh, D., Kochetkov, V.V., McGrath, J.W., Colin de Leeuwe, C., Shaburova, O.V., Victor N. Krylov, V.N., Akulenko, N.V. and Kulakov, L.A. (2012). Genomic Analysis of Pseudomonas putida Phage tf with Localized Single-Strand DNA Interruptions.  PLoS One, 7(12): DOI: 10.1371/journal.pone.0051163.

McGrath, J.W., Hammerschmidt, F., Kählig, H., Schmidt, S., Wuggenig, F., Lamprecht, G., and Quinn, J.P. (2011). Studies on the biodegradation of fosfomycin: Synthesis of 13C-labelled intermediates, feeding experiments with Rhizobium huakuii PMY1, and isolation of labelled amino acids from cell mass by HPLC.  Chemistry - A European Journal, 17(47): 13341-13348.

Kulakova, A.N., Hobbs, D, Smithen, M, Pavlov, E., Gilbert, J.A., Quinn, J.P. and McGrath, J.W. (2011). Quantification of Inorganic Polyphosphate in Microbial Cells Using 4 '-6-Diamidino-2-Phenylindole (DAPI).  Environmental Science and Technology, 45(18): 7799-7803.

Temperton, B, Thomas, S, Tait, K, Parry, H, Emery, M, Allen, M, Quinn, J, McGrath J.W., and Gilbert, J. (2011). Permanent draft genome sequence of Vibrio tubiashii strain NCIMB 1337 (ATCC19106).  Standards in Genomic Sciences, 4(2): 183-190.

Larsen, P., Quinn, J.P., McGrath, J.W. and Gilbert, J.A. (2011) Relative metabolomic flux: Predicting changes in the environmental metabolome from the metagenome.  BMC Microbial Informatics and Experimentation, 1: 4.

Cooley, N.A., Kulakova, A.N., Villarreal-Chiu, J.F., Gilbert, J. A., McGrath, J.W. and Quinn J.P. (2011). Phosphonoacetate biosynthesis:  In vitro detection of a novel NADP+-dependent phosphonoacetaldehyde-oxidizing activity in cell-extracts of a marine Roseobacter.  Microbiology, 80(3): 335-340.

Temperton, B., Gilbert, J.A., Quinn, J.P., and McGrath, J.W. (2010). Novel analysis of oceanic surface water metagenomes suggests importance of polyphosphate metabolism in oligotrophic environments.  PLoS One, 6(1): article number: e16499.

Lai, M. W-Y, Kulakova, A.N., Quinn J.P. and McGrath, J.W. (2010). Stimulation of phosphate uptake and polyphosphate accumulation by activated sludge microorganisms in response to sulfite addition.  Water Science and Technology, 63(4): 649-653.

McGrath, J.W. and Quinn, J.P. (2010). A novel biotechnological approach to phosphorus removal from wastewaters.  Published by the Environmental Protection Agency of Ireland.

Bhaganna, P., Volkers, R.J.M., Bell, A.N.W., Kluge, K. Timson, D.J., McGrath, J.W., Ruijssenaars, H.J., Hallsworth. J.E. (2010). Hydrophobic substances induce water stress in microbial cells.  Microbial Biotechnology, 3(6): 701-716.

Thomas, S., Burdett, H., Temperton, B., Wick, R., Snelling, D., McGrath, J.W., Quinn, J.P., Munn, C., and Gilbert, J.A. (2010). Evidence for phosphonate usage in the coral holobiont.  ISME Journal, 4(3): 459-461.

McGrath, J.W., Hammerschmidt, F. and Quinn, J.P. (2009). Studies on the biodegradation of fosfomycin: Growth of Rhizobium huakuii PMY1 on possible intermediates synthesised chemically.  Organic and Biomolecular Chemistry, 7(9): 1944. Impact factor: 3.762.

Gilbert, J.A., Thomas, S., Cooley, N.A., Kulakova, A., Field, D., Booth, T., McGrath, J.W., Quinn, J.P. and Joint, I. (2009). Potential for phosphonoacetate utilization by marine bacteria in temperate coastal waters.  Environmental Microbiology, 11(1): 100-106.

Kulakova, A.N., Kulakov, L.A, McGrath, J.W. and Quinn, J.P. (2009). The construction and application of a whole-cell biosensor for phosphonoacetate, based on the LysR-like transcriptional regulator PhnR from Pseudomonas fluorescens 23F.  Microbial Biotechnology, 2: 234-240.

Kulakova, A.N., Kulakov, L.A, Villarreal-Chiu J.F. Gilbert, McGrath, J.W., and Quinn, J.P. (2009). Expression of the phosphonoalanine degradative gene cluster from Variovorax sp. Pal2 is Induced by growth on phosphonoalanine and phosphonopyruvate.  FEMS Microbiology Letters, 292(1): 100-106. Rank 54/94; Section – Microbiology: Impact factor – 2.199. PMID: 19191873.

Quinn, J.P., Cooley, N., Kulakova, A.N., and McGrath J.W. (2007). New ways to break an old bond: The bacterial carbon-phosphorus hydrolases and their role in biogeochemical phosphorus cycling.  Environmental Microbiology, 9(10): 2392-2400.

Tobin, K.M., McGrath, J.W., Mullan, A., Quinn, J.P and O'Connor, K.E. (2007). Polyphosphate accumulation by Pseudomonas putida CA-3 and other medium chain length polyhydroxyalkanoate accumulating bacteria under aerobic growth conditions.  Applied and Environmental Microbiology, 73(4): 1383-1387.

McNicholl, B.P. McGrath, J.W., Quinn, J.P. (2006). Development and Application of a resazurin-based biomass activity test for activated sludge plant management.  Water Research, 41: 127-133.

Tunney, M., Moriarty, T., Mullan, A., McGrath, J.W., Quinn, J.P. and Elborn, J. (2006). Effect of reduced pH on inorganic polyphosphate accumulation by Burkholderia cepacia complex isolates.  Letters in Applied Microbiology, 42: 617 - 623.

Mullan, A., McGrath, J.W., Adamson, T., Irwin, S. and Quinn, J.P. (2006). The application of low pH-inducible polyphosphate accumulation by environmental microorganisms to biological phosphate removal from wastewaters: a field study.  Environmental Science and Technology, 40(1): 296-301.

McGrath, J.W., Kulakova, A.N., Kulakov, L.A. & Quinn, J.P. (2005). In vitro detection and characterization of a polyphosphate-synthesizing activity in the yeast Candida humicola G1.  Research in Microbiology, 156: 485-491.

McCluskey, C., Quinn, J.P. and McGrath, J.W. (2004). An evaluation of three 'new-generation' tetrazolium salts for the measurement of respiratory activity in activated sludge microorganisms.  Microbial Ecology, 49: 379-387.

McGrath, J.W. and Quinn, J.P. (2004). Biological Phosphorus Removal. In Phosphorus in Environmental Technology pp. 272-286 Ed Valsami-Jones, E. IWA Publishing.

McGrath, J.W. and Quinn, J.P. (2003). Microbial Phosphate Removal and Polyphosphate Production from Wastewaters. Advances in Applied Microbiology Vol 52, 75 - 100.

Mullan, A., Quinn, J.P. and McGrath, J.W. (2002). A non-radioactive method for the assay of polyphosphate kinase activity and its application in the study of polyphosphate metabolism in Burkholderia cepacia. Analytical Biochemistry 308, 294 - 299.

Mullan, A., Quinn J.P. and McGrath, J.W. (2002). Enhanced phosphate uptake and polyphosphate accumulation in Burkholderia cepacia grown under low pH conditions. Microbial Ecology, 44 (1), 69-77.

Mullan, A., Quinn, J.P. and McGrath, J.W. (2002). Phosphate Removal from Wastewaters: A Novel Approach. Chemical Engineering and Technology (Engineering in Life Sciences) 2, 63-66.

McGrath, J.W., Cleary S, Mullan A, and Quinn, J.P. (2001). Acid-stimulated phosphate uptake by activated sludge microorganisms under aerobic laboratory conditions. Water Research 35 (18) 4317 - 4322.

Mullan, A., Quinn, J.P. and McGrath, J.W. (2001). Phosphate removal from wastewaters. In Removal of Phosphorus and Recovery from Sludge (Horan N.J. ed.) Aqua Enviro Technology Transfer, Leeds, UK.

McGrath, J.W. and Quinn, J.P. (2000). Intracellular accumulation of polyphosphate by the yeast Candida humicola G-1 in response to acid pH. Applied and Environmental Microbiology: 66, 4068 - 4073.

McGrath, J.W., Kulakova, A.N. and Quinn, J.P. (1999). A comparison of three bacterial phosphonoacetate hydrolases from different environmental sources. Journal of Applied Microbiology 86, 834-840.

Ternan, N.G., McGrath, J.W. and Quinn, J.P. (1998). Phosphoenolpyruvate phosphomutase activity in an L-phosphonoalanine mineralizing strain of Burkholderia cepacia. Applied and Environmental Microbiology 64, 2291-2294.

McGrath, J.W., Hammerschmidt, F. and Quinn, J.P. (1998). Biodegradation of phosphonomycin by Rhizobium huakuii PMY1. Applied and Environmental Microbiology 64, 356-358.

Ternan, N. G., McGrath, J.W., McMullan G. and Quinn, J.P. (1998). Organophosphonates: occurrence, synthesis and biodegradation by microorganisms. World Journal of Microbiology and Biotechnology 14, 635-647.

McGrath, J.W., Ternan, N.G. and Quinn, J.P. (1997). Utilization of organophosphonates by environmental microorganisms. Letters in Applied Microbiology 24, 69-73.

McGrath, J.W., Wisdom, G.B., McMullan, G., Larkin, M.J. and Quinn, J.P. (1995). The purification and properties of phosphonoacetate hydrolase, a novel carbon-phosphorus bond-cleaving enzyme from Pseudomonas fluorescens 23F. European Journal of Biochemistry 234, 225-230.

McGrath, J.W. and Quinn, J.P. (1995). A plate assay for the detection of organophosphonate mineralisation by environmental bacteria and its modification as an activity stain for identification of the carbon-phosphorus bond cleaving enzyme phosphonoacetate hydrolase. Biotechnology Techniques 9, 497-502.

Invited Presentations

  • University of Oxford (2003)
  • University College Dublin (2002)
  • The World Congress on Microbiology, Berlin, (2000)
  • National University of Ireland, Maynooth (2000)
  • Aqua Enviro Technology Transfer Seminar, Bradford, (2001)
  • Society for General Microbiology Symposium, (1999)

 

Additional Conference Presentations

Moriarty, T.F., Mullan, A., McGrath, J.W., Elborn, J.S. and Tunney, M.M. (2004). Inorganic polyphosphate accumulation under low pH conditions in Pseudomonas aeruginosa isolates from patients with cystic fibrosis. 155th Society for General Microbiology Dublin. 2004.

MacCombe, D., Mullan, A., Cooper, S.J., Quinn, J.P. and McGrath, J.W. (2004). Low pH-induced polyphosphate accumulation in microorganisms. 10th International Symposium on Microbial Ecology, Cancun, Mexico.

MacCombe, D., Mullan, A., Cooper, S.J., Quinn, J.P. and J. W. McGrath (2004). Biological phosphate removal from wastewaters: 10th International Symposium on Microbial Ecology, Cancun, Mexico.

Mullan, A., Cooper, S.J., Quinn, J.P. and McGrath, J.W. (2004). Low pH-induced phosphate removaland polyphosphate accumulation in microorganisms. 5th UK Meeting IWA UK Young Researchers Conference.

Mullan, A., Cooper, S.J., Quinn, J.P. and McGrath, J.W. (2004). Biological Phosphate Removal from Wastewaters: a pilot plant study of a novel approach. 5th UK Meeting IWA UK Young Researchers Conference.

Mullan, A., Cooper, S.J., Quinn, J.P. and McGrath, J.W. (2003). Low pH-induced polyphosphate accumulation in environmental microorganisms. 11th European Congress on Biotechnology, Basel, Switzerland.

Mullan, A., Cooper, S.J., Quinn, J.P. and McGrath, J.W. (2003). Biological phosphate removal from wastewaters: a pilot plant study (2003) 11th European Congress on Biotechnology, Basel, Switzerland.

McGrath, J.W., Quinn, J.P., and Hammerschmidt, F. (2002). Use of stable isotopes for the biosynthesis and biodegradation of phosphonomycin, International Isotope Society, Germany.

Mullan, A., Quinn, J.P. and McGrath, J.W. (2001). Enhanced phosphate removal and polyphosphate accumulation in Burkholderia cepacia during growth at low pH. American Society for Microbiology San Juan, Puerto Rico.

McGrath, J.W. and Quinn, J.P. (2000). Phosphate removal from wasewaters. American Society for Microbiology, Los Angeles, California.

McGrath, J.W. and Quinn, J.P. (1997). Regulation of C-P Bond Cleavage in Environmental Bacteria, Society for General Microbiology Symposium, University College Dublin.

McGrath, J.W. and Quinn, J.P. (1997). Carbon-Phosphorus Bond Cleavage - A Novel Mechanism of Bacterial Resistance to the Organophosphonate Antibiotic Phosphonomycin, Society for General Microbiology Symposium, University of Limerick.

McGrath, J.W. and Quinn, J.P. (1995). A Comparison of the Phosphonoacetate Hydrolase Activities From Three Environmental Bacterial, American Society for Microbiology / Society for General Microbiology Joint Symposium, Aberdeen.