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Phone

9360 2112

Email

M.Dilworth@murdoch.edu.au

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    • Research
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    Professor Michael Dilworth
    BSc Agric (Hons) PhD UWA

    Emeritus Professor

    Publications

    Chapters

    • Dilworth, M., (2004),Assay Methods for Products of Nitrogenase Action on Substrates,In: Catalysts for Nitrogen Fixation: nitrogenases, relevant chemical models and commercial processes, Kluwer Academic Publishers, pages 55 to 73.
    • Vivas Marfisi, A., Tiwari, R., Dilworth, M., Glenn, A., (2000),The exoH gene and acid tolerance in Sinorhizobium meliloti.,In: Nitrogen fixation: From molecules to crop productivity, Dordrecht: Kluwer Academic Publishers, pages 487 to.
    • Tiwari, R., Reeve, W., Dilworth, M., Glenn, A., (2000),Genetic circuits involved in the repsonse of root nodule bacteria to low pH,In: Nitrogen fixation: From molecules to crop productivity, Dordrecht: Kluwer Academic Publishers, pages 475 to 476.
    • Reeve, W., Tiwari, R., Dilworth, M., Glenn, A., (2000),A gene region confering stress response to Rhizobium leguminosarum bv viciae and Sinorhizobium meliloti,In: Nitrogen fixation: From molecules to crop productivity, Dordrecht: Kluwer Academic Publishers, pages to.
    • Fenner, B., Tiwari, R., Reeve, W., Dilworth, M., Glenn, A., (2000),ActR is a global genetic regulator in Sinorhizobium meliloti. In Nitrogen fixation: From molecules to crop productivity,In: Nitrogen fixation: From molecules to crop productivity, Dordrecht: Kluwer Academic Publishers, pages to.
    • Howieson, J., Fillery, I., Legocki, A., Sikorski, M., Stepkowski, T., Minchin, F., Dilworth, M., (1998),Nodulation, Nitrogen Fixation and Nitrogen Balance.,In: Lupins as Crop Plants : Biology,Production and Utilization., CAB International, pages 149 to 180.

    Journals

    • Ardley, J., Reeve, W., O'Hara, G., Yates, R., Dilworth, M., Howieson, J., (2013), Nodule morphology, symbiotic specificity and association with unusual rhizobia are distinguishing features of the genus Listia within the southern African crotalarioid clade Lotononis s.l., Annals of Botany, 112, 1, pages 1 - 15.
    • Ardley, J., Parker, M., De Meyer, S., Trengove, R., O'Hara, G., Reeve, W., Yates, R., Dilworth, M., Willems, A., Howieson, J., (2012), Microvirga lupini sp nov., Microvirga lotononidis sp nov and Microvirga zambiensis sp nov are alphaproteobacterial root-nodule bacteria that specifically nodulate and fix nitrogen with geographically and taxonomically separate legume hosts, International Journal of Systematic and Evolutionary Microbiology, 62, 0, pages 2579 - 2588.
    • Newton, W., Dilworth, M., (2011), Assays of nitrogenase reaction products, Methods in Molecular Biology, 766, 0, pages 105 - 127.
    • Reeve, W., Chain, P., O'Hara, G., Ardley, J., Nandesena, K., Brau, L., Tiwari, R., Malfatti, S., Kiss, H., Lapidus, A., Copeland, A., Nolan, M., Land, M., Hauser, L., Chang, Y., Ivanova, N., Mavromatis, K., Markowitz, V., Kyrpides, N., Gollagher, M., Yates, R., Dilworth, M., Howieson, J., (2009), Complete genome sequence of the Medicago microsymbiont Ensifer (Sinorhizobium) medicae strain WSM419, Standards in Genomic Sciences, 2, 1, pages 77 - 86.
    • Ardley, J., O'Hara, G., Reeve, W., Yates, R., Dilworth, M., Tiwari, R., Howieson, J., (2009), Root nodule bacteria isolated from South African Lotononis bainesii, L. listii and L. solitudinis are species of Methylobacterium that are unable to utilize methanol, Archives of Microbiology, 191, 4, pages 311 - 318.
    • Fisher, K., Dilworth, M., Newton, W., (2006), Azotobacter vinelandii Vanadium Nitrogenase: Formaldehyde Is a Product of Catalyzed HCN Reduction, and Excess Ammonia Arises Directly from Catalyzed Azide Reduction, Biochemistry, 45, 13, pages 4190 - 4198.
    • Reeve, W., Brau, L., Castelli, J., Garau, G., Sohlenkamp, C., Geiger, O., Dilworth, M., Glenn, A., Howieson, J., Tiwari, R., (2006), The Sinorhizobium medicae WSM419 IpiA gene is transcriptionally activated by FsrR and required to enhance survival in lethal acid conditions, Microbiology, 152, 10, pages 3049 - 3059.
    • Reeve, W., Tiwari, R., Guerreiro, N., Stubbs, J., Dilworth, M., Glenn, A., Rolfe, B., Djordjevic, M., Howieson, J., (2004), Probing for pH-regulated proteins in Sinorhizobium medicae using proteomic analysis, Journal of Molecular Microbiology and Biotechnology, 7, 3, pages 140 - 147.
    • Tiwari, R., Reeve, W., Fenner, B., Dilworth, M., Glenn, A., Howieson, J., (2004), Probing for pH-regulated genes in Sinorhizobium medicae using transcriptional analysis, Journal of Molecular Microbiology and Biotechnology, 7, 3, pages 133 - 139.
    • Fenner, B., Tiwari, R., Reeve, W., Dilworth, M., Glenn, A., (2004), Sinorhizobium medicae genes whose regulations involves the ActS and/or ActR signal transduction proteins, FEMS Microbiology Letters, 236, , pages 21 - 31.
    • Reeve, W., Tiwari, R., Kale, N., Dilworth, M., Glenn, A., (2002), ActP controls copper homeostasis in Rhizobium leguminosarum bv. viciae and Sinorhizobium meliloti preventing low pH induced copper toxicity, Molecular Microbiology, 43, , pages 981 - 991.
    • Rogers, N., Carson, K., Glenn, A., Dilworth, M., Hughes, M., Poole, R., (2001), Alleviation of alluminum toxicity to Rhizobium leguminosarum bv. viciae by the hydroxamate siderophore vicibactin., BioMetals, 14, 1, pages 59 - 66.
    • Dilworth, M., Howieson, J., Reeve, W., Tiwari, R., Glenn, A., (2001), Acid tolerance in legume root nodule bacteria and selecting for it, Animal Production Science, 41, 3, pages 435 - 446.
    • Castro, S., Glenn, A., Dilworth, M., (2000), Substrate selection as a possible strategy for amelioration of acid pH by Rhizobium leguminosarum biovar viciae., Soil Biology & Biochemistry, 32, , pages 1039 - 1041.
    • Carson, K., Meyer, J., Dilworth, M., (2000), Hydroxamate siderophores of root nodule bacteria., Soil Biology & Biochemistry, 32, 1, pages 11 - 21.
    • Fisher, K., Dilworth, M., Kim, C., Newton, W., (2000), Azotobacter vinelandii Nitrogenases with Substitutions in the FeMo-Cofactor Environment of the MoFe Protein: Effects of Acetylene or Ethylene on Interactions with H, HCN, and CN-., Biochemistry, 39, 50, pages 10855 - 10865.
    • Fisher, K., Dilworth, M., Kim, C., Newton, W., (2000), Azotobacter vinelandii Nitrogenases Containing Altered MoFe Proteins with Substitutions in the FeMo-Cofactor Environment: Effects on the Catalyzed Reduction of Acetylene and Ethylene., Biochemistry, 39, 50, pages 2970 - 2979.
    • Fisher, K., Dilworth, M., Newton, W., (2000), Differential Effects on N2 Binding and Reduction, HD Formation, and Azide Reduction with alpha-195His- and alpha-191Gln-Substituted MoFe Proteins of Azotobacter vinelandii Nitrogenase., Biochemistry, 39, 50, pages 15570 - 15577.
    • Dilworth, M., Tiwari, R., Reeve, W., Glenn, A., (2000), Legume root nodule bacteria and acid pH, Science Progress, 83, , pages 357 - 389.
    • George, S., Kvaratskhelia, M., Dilworth, M., Thorneley, R., (1999), Reversible alkaline inactivation of lignin peroxidase involves the release of both the distal and proximal site calcium ions and bishistidine co-ordination of the haem., Biochemical Journal, 344, 1, pages 237 - 244.
    • Reeve, W., Tiwari, R., Worsley, P., Dilworth, M., Glenn, A., Howieson, J., (1999), Constructs for insertional mutagenesis, transcriptional signal localization and gene regulation studies in root nodule and other bacteria, Microbiology, 145, 6, pages 1307 - 1316.
    • Reeve, W., Tiwari, R., Dilworth, M., Glenn, A., (1999), Calcium affects the growth and survival of Rhizobium meliloti., Soil Biology & Biochemistry, 25, , pages 581 - 586.
    • St, P., Carson, K., Webb, J., Glenn, A., Dilworth, M., (1999), Evidence for polynuclear iron(III) clusters in the root nodule bacterium, Rhizobium leguminosarum bv. viciae WSM710., BioMetals, 12, , pages 73 - 76.
    • Marsudi, N., Glenn, A., Dilworth, M., (1999), Identification and characterization of fast- and slow-growing root nodule bacteria from South-Western Australian soils able to nodulate Acacia saligna., Soil Biology & Biochemistry, 31, , pages 1229 - 1238.
    • Dilworth, M., Rynne, F., Castelli, J., Vivas-Marfisi, A., Glenn, A., (1999), Survival and exopolysaccharide production in Sinorhizobium meliloti WSM419 are affected by calcium and low pH., Microbiology, 145, 7, pages 1585 - 1593.
    • Stevens, J., Carter, R., Hussain, H., Carson, K., Dilworth, M., Johnston, A., (1999), The fhu genes of Rhizobium leguminosarum, specifying siderophore uptake proteins: fhuDCB are adjacent to a pseudogene version of fhuA, Microbiology, 145, 3, pages 593 - 601.
    • Dilworth, M., Fisher, K., Kim, C., Newton, W., (1998), Effects on Substrate Reduction of Substitution of Histidine-195 by Glutamine in the Alpha-Subunit of the MoFe Protein of Azotobacter vinelandii Nitrogenase, Biochemistry, 37, 50, pages 17495 - 17505.
    • Dilworth, M., Fisher, K., (1998), Elimination of Creatine Interference with the Indophenol Measurement of NH3 Produced during Nitrogenase Assays., Analytical Biochemistry, 256, 2, pages 242 - 244.
    • Dilworth, M., Carson, K., Giles, R., Byrne, L., Glenn, A., (1998), Rhizobium leguminosarum bv.viciae produces a novel cyclic trihydroxamate siderophore, vicibactin., Microbiology, 144, 3, pages 781 - 791.
    • Reeve, W., Tiwari, R., Wong, C., Dilworth, M., Glenn, A., (1998), The transcriptional regulator gene phrR in Sinorhizobium meliloti WSM419 is regulated by low pH and other stresses., Microbiology, 12, 144, pages 3335 - 3342.
    • Tiwari, R., Reeve, W., Dilworth, M., Glenn, A., (1997), An essential role for actA in acid-tolerance of Rhizobium meliloti, Microbiology, 142, , pages 601 - 610.
    • Reeve, W., Dilworth, M., Tiwari, R., Glenn, A., (1997), Regulation of exopolysaccharide production in Rhizobium leguminosarum biovar viciae WSM710 involves exoR, Microbiology, 143, 6, pages 1951 - 1958.
    • Reeve, W., Tiwari, R., Dilworth, M., Glenn, A., (1997), A helicase gene (helO) in Rhizobium meliloti WSM419, FEMS Microbiology Letters, 153, , pages 43 - 49.

    Conference

    • Reeve, W., Tiwari, R., Brau, L., O'Hara, G., Dilworth, M., Howieson, J., (2005),The Sinorhizobium medicae genome sequence project - the baseline,In: 14th Australian Nitrogen Fixation Conference (2005).
    • Watkin, E., O'Hara, G., Dilworth, M., (2005),Diversity of the root nodule bacteria of legumes indigenous to Western Australia,In: 14th Australian Nitrogen Fixation Conference (2005).
    • Terpolilli, J., O'Hara, G., Tiwari, R., Dilworth, M., Howieson, J., (2005),Investigating the regulation of nitrogen fixation in the symbiosis between Sinorhizobium spp. and the pasture legume genus Medicago,In: 14th Australian Nitrogen Fixation Conference (2005).
    • Tiwari, R., Fenner, B., Reeve, W., Dilworth, M., Glenn, A., Howieson, J., (2004),Low pH regulated genes in Sinorhizobium medicae WSM419,In: 6th European Nitrogen Fixation Conference (ENFC6) (2004).
    • Dilworth, M., Reeve, W., Tiwari, R., Vivas Marfisi, A., Fenner, B., Glenn, A., (2002),Understanding acid tolerance in root nodule bacteria,In: Nitrogen Fixation: Global Perspectives..
    • Tiwari, R., Reeve, W., Fenner, B., Howieson, J., O'Hara, G., Glenn, A., Dilworth, M., (2001),A Microbiologists' approach to reduce salinity in acidic soils of rural Australia,In: ComBio 2001: International Conference on Proteomics.
    • Reeve, W., Tiwari, R., Fenner, B., Dilworth, M., Glenn, A., Howieson, J., (2001),Probing for pH-regulated genes and proteins in Sinorhizobium meliloti using transcriptional and proteomic analysis,In: 13th International Congress on Nitrogen Fixation.
    • Fenner, B., Tiwari, R., Dilworth, M., Glenn, A., (2000),Coordinated regulation of C1 assimilation in Sinorhizobium meliloti,In: Fourth European Nitrogen Fixation Conference.
    • Dilworth, M., Tiwari, R., Reeve, W., Glenn, A., (2000),Heavy metal involvement in the acid tolerance of Sinorhizobium meliloti and Rhizobium leguminosarum bv viciae,In: North American Symbiotic Nitrogen Fixation Conference.
    • Glenn, A., Reeve, W., Tiwari, R., Dilworth, M., (1999),Acid tolerance in root nodule bacteria.,In: Bacterial Responses to pH.
    • Glenn, A., Tiwari, R., Reeve, W., Dilworth, M., (1997),The response of root nodule bacteria to acid stress,In: Plant-Soil Interactions at Low pH: Sustainable Agriculture and Forestry Production.