• Room 01.065 - Biological Sciences

    United Kingdom

Accepting PhD Students

PhD projects

Biogeochemistry of microbial phosphorus and nitrogen cycling Wastewater microbiology Bioremediation Microbial genomics, metagenomics and transcriptomics Soil microbiology Environmental sustainability Anaerobic digestion Clostridium difficile https://www.qub.ac.uk/schools/SchoolofBiologicalSciences/Connect/AcademicStaff/ProfessorJohnMcGrath/

19952020

Research output per year

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Research Output

2020

Phosphorus speciation and fertiliser performance characteristics: a comparison of waste recovered struvites from global sources

Hall, R., Boisen Staal, L., Macintosh, K., McGrath, J., Bailey, J., Black, L., Nielsen, U. G., Reitzel, K. & Williams, P., 15 Mar 2020, In : Geoderma. 362, 11 p., 114096.

Research output: Contribution to journalArticle

2019
Open Access
File
5 Citations (Scopus)
125 Downloads (Pure)

Emergence of a non-sporulating secondary phenotype in Clostridium (Clostridioides) difficile ribotype 078 isolated from humans and animals

Connor, M. C., McGrath, J. W., McMullan, G., Marks, N., Guelbenzu, M. & Fairley, D. J., 23 Sep 2019, In : Scientific Reports. 9, 12 p., 13722.

Research output: Contribution to journalArticle

Open Access
File
61 Downloads (Pure)

Leveraging Structural Relationships as a Novel Mode of Viral Classification

Magill, D., Skvortsov, T., Vincent, OF. & McGrath, J., 2019, p. 42-42. 1 p.

Research output: Contribution to conferencePoster

New Training To Meet The Global Phosphorus Challenge

Reitzel, K., Bennett, W., Berger, N., Brownlie, W., Bruun, S., Christensen, M., Cordell, D., van Dijk, K., Egemose, S., Eigner, H., Glud, R. N., Grönfors, O., Hermann, L., Houot, S., Hupfer, M., Jacobs, B., Korving, L., Kjærgaard, C., Liimatainen, H., Van Loosdrecht, M. & 22 others, Macintosh, K. A., Magid, J., Maia, F., Martin-Ortega, J., McGrath, J., Meulepas, R., Murray, M., Neset, T-S., Neumann, G., Nielsen, U. G., Nielsen, P. H., O'Flaherty, V., Qu, H., Santner, J., Seufert, V., Spears, B., Stringer, L., Stutter, M., Verburg, P. H., Wilfert, P., Williams, P. & Metson, G., 08 Jul 2019, In : Environmental Science and Technology. 53, 15, p. 8479-8481 3 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Non-sporulating variants of C. difficile from animal faecal samples

Vardy, N., McGrath, J., Fairley, D., McMullan, G. & Connor, M., 01 Mar 2019, In : Access Microbiology. 1, 1A

Research output: Contribution to journalMeeting abstract

Open Access

Poster abstract: Leveraging structural relationships as a novel mode of viral classification

Magill, D., Skvortsov, T., O’Flaherty, V. & McGrath, J., 01 Mar 2019, In : Access Microbiology. 1, 1A

Research output: Contribution to journalMeeting abstract

Open Access

Research 289: Phosphorus from wastewater: Novel technologies for advanced treatment and re-use

Macintosh, K. A., Chin, J., McHugh, D., Connolly, J., Archilla, J. C., Picon, J. A., McAleenan, P., Quinn, J. P., Manesiotis, P., O'Flaherty, V. & McGrath, J. W., 23 Sep 2019, Environmental Protection Agency. 26 p.

Research output: Book/ReportCommissioned report

Open Access

The potential for polyphosphate cycling in Archaea and anaerobic polyphosphate formation in Methanosarcina mazei

Paula, F. S., Chin, J. P., Schnurer, A., Muller, B., Manesiotis, P., Waters, N., Macintosh, K. A., Quinn, J. P., Connolly, J., Abram, F., McGrath, J. W. & O'Flaherty, V., 19 Nov 2019, In : Scientific Reports. 9, 1, 12 p., 17101.

Research output: Contribution to journalArticle

Open Access
File
36 Downloads (Pure)

Transforming phosphorus use on the island of Ireland: A model for a sustainable system

Macintosh, K. A., Chin, J., Jacobs, B., Cordell, D., McDowell, R. W., Butler, P., Haygarth, P. M., Williams, P., Quinn, J. P., O'Flaherty, V. & McGrath, J. W., 15 Mar 2019, In : Science of the Total Environment. 656, p. 852-861 656.

Research output: Contribution to journalArticle

Open Access
File
1 Citation (Scopus)
50 Downloads (Pure)

Transforming soil phosphorus fertility management strategies to support the delivery of multiple ecosystem services from agricultural systems

Macintosh, K. A., Doody, D. G., Withers, P. J. A., McDowell, R. W., Smith, D. R., Johnson, L. T., Bruulsema, T. W., O’Flaherty, V. & McGrath, J. W., Feb 2019, In : Science of the Total Environment. 649, p. 90-98 9 p.

Research output: Contribution to journalArticle

Open Access
File
16 Citations (Scopus)
115 Downloads (Pure)

Understanding autotrophic bacterial community structure and function along a naturally occurring iron deposit gradient

Cunningham, M., Macintosh, K. A., Chiang, Y-C., Seetaloo, N., Dandare, S., Rice, C., Skvortsov, T., Griffiths, D., McGrath, J. & Kumaresan, D., 08 Apr 2019.

Research output: Contribution to conferencePoster

File
29 Downloads (Pure)
2018

Characterization of a novel ω-transaminase from a Triassic salt mine metagenome

Kelly, S. A., Skvortsov, T., Magill, D., Quinn, D. J., McGrath, J. W., Allen, C. C. R., Moody, T. S. & Gilmore, B. F., 01 Sep 2018, In : Biochemical and Biophysical Research Communications. 503, 4, p. 2936-2942 7 p.

Research output: Contribution to journalArticle

Open Access
File
3 Citations (Scopus)
96 Downloads (Pure)

Development of an optimized broth enrichment culture medium for the isolation of Clostridium difficile

Connor, M. C., McGrath, J. W., McMullan, G., Marks, N. & Fairley, D. J., Dec 2018, In : Anaerobe. 54, p. 92-99 8 p.

Research output: Contribution to journalArticle

Open Access
File
2 Citations (Scopus)
100 Downloads (Pure)

Insights into the structural dynamics of the bacteriophage T7 DNA polymerase and its complexes

Magill, D., McGrath, J., O'Flaherty, V., Quinn, J. & Kulakov, L., 01 Jun 2018, In : Journal of Molecular Modeling. 24, 7, p. 1-12

Research output: Contribution to journalArticle

Open Access
File
181 Downloads (Pure)

Phosphate insensitive aminophosphonate mineralisation within oceanic nutrient cycles

Chin, J. P., Quinn, J. P. & McGrath, J. W., 16 Jan 2018, In : The ISME Journal. 12, p. 973–980

Research output: Contribution to journalArticle

Open Access
File
3 Citations (Scopus)
209 Downloads (Pure)
2017
Open Access
File
14 Citations (Scopus)
307 Downloads (Pure)

Organic phosphorus in the terrestrial environment: A perspective on the state of the art and future priorities.

George, TS., Giles, CD., Menezes-Blackburn, D., Condron, LM., Gama-Rodrigues, AC., Jaisi, D., Lang, F., Neal, AL., Stutter, MI., Almeida, DS., Bol, R., Cabugao, KG., Celi, L., Cotner, JB., Feng, G., Goll, DS., Hallama, M., Krueger, J., Plassard, C., Rosling, A. & 66 others, Darch, T., Fraser, T., Giesler, R., Richardson, AE., Tamburini, F., Shand, CA., Lumsdon, DG., Zhang, H., Blackwell, MSA., Wearing, C., Mezeli, MM., Almås, ÅR., Audette, Y., Bertrand, I., Beyhaut, E., Boitt, G., Bradshaw, N., Brearley, CA., Bruulsema, TW., Ciais, P., Cozzolino, V., Cuevas, PD., Mora, ML., de Menezes, AB., Dodd, RJ., Dunfield, K., Engl, C., Frazão, JJ., Garland, G., González Jiménez, JL., Graca, J., Granger, SJ., Harrison, AF., Heuck, C., Hou, EQ., Johnes, PJ., Kaiser, K., Kjær, HA., Klumpp, E., Lamb, AL., Macintosh, K. A., Mackay, EB., McGrath, J., McIntyre, C., McLaren, T., Mészáros, E., Missong, A., Mooshammer, M., Negrón, CP., Nelson, L-A., Pfahler, V., Poblete-Grant, P., Randall, M., Seguel, A., Seth, K., Smith, AC., Smits, MM., Sobarzo, JA., Spohn, M., Tawaraya, K., Tibbett, M., Voroney, P., Wallander, H., Wang, L., Wasaki, J. & Haygarth, PM., 06 Oct 2017, In : Plant and Soil. 18 p.

Research output: Contribution to journalArticle

Open Access
File
40 Citations (Scopus)
271 Downloads (Pure)

Pf16 and phiPMW Expanding the realm of Pseudomonas putida bacteriophages

Magill, D. J., Krylov, V. N., Shaburova, O. V., McGrath, J. W., Allen, C. C. R., Quinn, J. P. & Kulakov, L. A., 06 Sep 2017, In : PloS one. 12, 9, p. e0184307

Research output: Contribution to journalArticle

Open Access
File
4 Citations (Scopus)
40 Downloads (Pure)

Temporal dynamics of uncultured viruses: a new dimension in viral diversity

Arkhipova, K., Skvortsov, T., Quinn, J., McGrath, J., Allen, C., Dutilh, B., McElarney, Y. R. & Kulakov, L., 13 Oct 2017, In : The ISME Journal.

Research output: Contribution to journalArticle

Open Access
File
7 Citations (Scopus)
179 Downloads (Pure)
2016

Biological phosphorus removal during high-rate, low-temperature, anaerobic digestion of wastewater.

Keating, C., Chin, J. P., Hughes, D., Manesiotis, P., Cysneiros, D., Mahony, T., Smith, C. J., McGrath, J. W. & O'Flaherty, V., 03 Mar 2016, In : Frontiers in Microbiology. 7, 14 p., 226.

Research output: Contribution to journalArticle

Open Access
File
21 Citations (Scopus)
347 Downloads (Pure)

Clostridium difficile Ribotype 023 Lacks the Ability To Hydrolyze Esculin, Leading to False-Negative Results on Chromogenic Agar

Connor, M. C., Fairley, D. J., McKenna, J. P., Marks, N. J. & McGrath, J. W., May 2016, In : Journal of Clinical Microbiology. 54, 5, p. 1404-1405

Research output: Contribution to journalArticle

4 Citations (Scopus)

Metagenomic characterisation of the viral community of lough neagh, the largest freshwater lake in Ireland

Skvortsov, T., De Leeuwe, C., Quinn, J. P., McGrath, J. W., Allen, C. C. R., McElarney, Y., Watson, C., Arkhipova, K., Lavigne, R. & Kulakov, L. A., 29 Feb 2016, In : PLoS ONE. 11, 2, 19 p., e0150361.

Research output: Contribution to journalArticle

Open Access
File
31 Citations (Scopus)
247 Downloads (Pure)

Microbial phylogenetic and functional responses within acidified wastewater communities exhibiting enhanced phosphate uptake

Weerasekara, A. W., Jenkins, S., Abbott, L. K., Waite, I., McGrath, J. W., Larma, I., Eroglu, E., O'Donnell, A. & Whiteley, A. S., Nov 2016, In : Bioresource Technology. 220, p. 55-61 7 p.

Research output: Contribution to journalArticle

Open Access
File
8 Citations (Scopus)
195 Downloads (Pure)
16 Citations (Scopus)

Succession of viral species in freshwater lake: a yearlong study

Arkhipova, K., Skvortsov, T., Quinn, J., McGrath, J., Allen, C., Lavigne, R. & Kulakov, L., 2016.

Research output: Contribution to conferenceAbstract

What the lough whispers: detecting the viral gene expression signals in microbial metatranscriptomes

Skvortsov, T., Arkhipova, K., Quinn, J., McGrath, J., Allen, C., Lavigne, R. & Kulakov, L., 2016.

Research output: Contribution to conferenceAbstract

2015

Evidence of specialised transduction events in the viral population of a freshwater lake.

Arkhipova, K., Skvortsov, T., Quinn, J., McGrath, J., Allen, C., Lavigne, R. & Kulakov, L., 2015.

Research output: Contribution to conferenceAbstract

Metagenomic analysis of microbial and viral communities within a freshwater lake in Northern Ireland

de Leeuwe, C., Skvortsov, T., Quinn, J., McGrath, J., Allen, C., McElarney, Y. R., Watson, C. & Kulakov, L., 2015.

Research output: Contribution to conferenceAbstract

Partial assembly and analysis of bacteriophage genomes from Lough Neagh viromes

de Leeuwe, C., Skvortsov, T., Quinn, J., McGrath, J., Allen, C., McElarney, Y. R., Watson, C. & Kulakov, L., 2015.

Research output: Contribution to conferenceAbstract

2014

Organophosphonates revealed: new insights into the microbial metabolism of ancient molecules.

McGrath, J. W., Chin, J. P. & Quinn, J. P., Jun 2014, In : Nature Reviews: Microbiology. 11, 6, p. 412-419 8 p.

Research output: Contribution to journalArticle

97 Citations (Scopus)
2013

The effect of polyphosphate kinase gene deletion on polyhydroxyalkanoate accumulation and carbon metabolism in Pseudomonas putida KT2440.

Casey, W. T., Nikodinovic-Runic, J., Garcia, P. F., Guzik, M. W., McGrath, J. W., Quinn, J. P., Cagney, G., Prieto, M. A. & O'Connor, K. E., Oct 2013, In : ENVIRONMENTAL MICROBIOLOGY REPORTS. 5, 5, p. 740-746 7 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)
2012

Genomic Analysis of Pseudomonas putida Phage tf with Localized Single-Strand DNA Interruptions

Glukhov, A. S., Krutilina, A. I., Shlyapnikov, M. G., Severinov, K., Lavysh, D., Kochetkov, V. V., McGrath, J., de Leeuwe, C., Shaburova, O. V., Krylov, V. N., Akulenko, N. V. & Kulakov, L., 07 Dec 2012, In : PLoS ONE. 7, 12, e51163.

Research output: Contribution to journalArticle

14 Citations (Scopus)

The Genes and Enzymes of Phosphonate Metabolism by Bacteria, and Their Distribution in the Marine Environment

Villarreal Chiu, J., Quinn, J. & McGrath, J., 2012, In : Frontiers in Microbiology. 26, 3, p. 19

Research output: Contribution to journalArticle

79 Citations (Scopus)
2011

Direct Quantification of Inorganic Polyphosphate in Microbial Cells Using 4 '-6-Diamidino-2-Phenylindole (DAPI)

Kulakova, A. N., Hobbs, D., Smithen, M., Pavlov, E., Gibert, J. A., Quinn, J. & McGrath, J., 15 Sep 2011, In : Environmental Science and Technology. 45, 18, p. 7799-7803 5 p.

Research output: Contribution to journalArticle

46 Citations (Scopus)

Novel Analysis of Oceanic Surface Water Metagenomes Suggests Importance of Polyphosphate Metabolism in Oligotrophic Environments

Temperton, B., Gilbert, J. A., Quinn, J. & McGrath, J., 2011, In : PLoS ONE. 6, 1, e16499.

Research output: Contribution to journalArticle

35 Citations (Scopus)

Permanent draft genome sequence of Vibrio tubiashii strain NCIMB 1337 (ATCC19106)

McGrath, J., Temperton, B., Thomas, S., Tait, K., Parry, H., Emery, M., Allen, M., Quinn, J. P., McGrath, J. W. & Gilbert, J. A., 2011, In : Standards in Genomic Sciences. 4, 2, p. 183-190 8 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Phosphonoacetate biosynthesis: in vitro detection of a novel NADP(+)-dependent phosphonoacetaldehyde-oxidizing activity in cell-extracts of the marine Roseovarius nubinhibens ISM.

Cooley, N. A., Kulakova, A. N., Villarreal-Chiu, J. F., Gilbert, J. A., McGrath, J. W. & Quinn, J. P., 01 May 2011, In : Mikrobiologiia. 80, 3, p. 329-334 6 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Phosphonoacetate biosynthesis: In vitro detection of a novel NADP(+)-dependent phosphonoacetaldehyde-oxidizing activity in cell-extracts of a marine Roseobacter

Cooley, N. A., Kulakova, A. N., Villarreal-Chiu, J. F., Gilbert, J. A., McGrath, J. & Quinn, J., Jun 2011, In : Microbiology. 80, 3, p. 335-340 6 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Relative metabolomic flux: Predicting changes in the environmental metabolome from the metagenome

Larsen, P. E., Collart, F. R., Field, D., Meyer, F., Keegan, K. P., Henry, C. S., McGrath, J., Quinn, J. & Gilbert, J. A., 14 Jun 2011, In : Microbial Informatics and Experimentation. 1, 4, p. 1-11 11 p.

Research output: Contribution to journalArticle

Stimulation of phosphate uptake and polyphosphate accumulation by activated sludge microorganisms in response to sulfite addition

Kulakova, A., Quinn, J., McGrath, J. & Lai, M. W. Y., 2011, In : Water Science Technology. 63, 4, p. 649-653 5 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Studies on the biodegradation of fosfomycin: Synthesis of 13C-labeled intermediates, feeding experiments with rhizobium huakuii PMY1, and Isolation of Labeled Amino Acids from Cell Mass by HPLC

McGrath, J. W., Hammerschmidt, F., Kaehlig, H., Wuggenig, F., Lamprecht, G. & Quinn, J. P., 18 Nov 2011, In : Chemistry - A European Journal. 17, 47, p. 13341-13348 8 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Evidence for phosphonate usage in the coral holobiont

Thomas, S., Burdett, H., Temperton, B., Wick, R., Snelling, D., McGrath, J., Quinn, J., Munn, C. & Gilbert, J. A., Mar 2010, In : The ISME Journal. 4, 3, p. 459-461 3 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)

Hydrophobic substances induce water stress in microbial cells

Bhaganna, P., Volkers, R. J. M., Bell, A. N. W., Kluge, K., Timson, D., McGrath, J. W., Ruijssenaars, H. J. & Hallsworth, J. E., Nov 2010, In : Microbial Biotechnology. 3, 6, p. 701-716 16 p.

Research output: Contribution to journalArticle

83 Citations (Scopus)
2009

Expression of the phosphonoalanine-degradative gene cluster from Variovorax sp Pal2 is induced by growth on phosphonoalanine and phosphonopyruvate

Kulakova, A., Kulakov, L., Villarreal-Chiu, J. F., Gilbert, J. A., McGrath, J. & Quinn, J., Mar 2009, In : FEMS Microbiology Letters. 292, 1, p. 100-106 7 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Potential for phosphonoacetate utilization by marine bacteria in temperate coastal waters

Gilbert, J. A., Thomas, S., Cooley, N., Kulakova, A., Field, D., Booth, T., McGrath, J., Quinn, J. & Joint, I., Jan 2009, In : Environmental Microbiology. 11, 1, p. 111-125 15 p.

Research output: Contribution to journalArticle

44 Citations (Scopus)