Dr Heather Walker

Journal articles

• Caine RS, Khan MS, Brench RA, Walker HJ & Croft HL (2024) Inside-out: Synergising leaf biochemical traits with stomatal-regulated water fluxes to enhance transpiration modelling during abiotic stress.. Plant Cell Environ.
• Nazemi M, Yanes B, Martinez ML, Walker HJ, Pham K, Collins MO, Bard F & Rainero E (2024) The extracellular matrix supports breast cancer cell growth under amino acid starvation by promoting tyrosine catabolism. PLOS Biology, 22(1). View this article in WRRO
• Parker EJ, Billane KC, Austen N, Cotton A, George RM, Hopkins D, Lake JA, Pitman JK, Prout JN, Walker HJ , Williams A et al (2023) Untangling the complexities of processing and analysis for untargeted LC-MS data using open-source tools. Metabolites, 13(4).
• Walker H, Jena A, McEwan K, Evans G & Campbell S (2023) Natural Volatile Organic Compounds (NVOCs) are greater and more diverse in UK forests compared with a public garden. Forests, 14(1).
• Webb JP, Paiva AC, Rossoni L, Alstrom-Moore A, Springthorpe V, Vaud S, Yeh V, Minde D-P, Langer S, Walker H , Hounslow A et al (2022) Multi-omic based production strain improvement (MOBpsi) for bio-manufacturing of toxic chemicals. Metabolic Engineering, 72, 133-149. View this article in WRRO
• Kakonyi G, Mulligan S, Fairburn AW, Moharamzadeh K, Thornton SF, Walker HJ, Burrell MM & Martin N (2021) Simultaneous detection of monomers associated with resin-based dental composites using SPME and HPLC.. Dent Mater J.
• Hodges HE, Walker HJ, Cowieson AJ, Falconer RJ & Cameron DD (2021) Latent anti-nutrients and unintentional breeding consequences in Australian Sorghum bicolor varieties. Frontiers in Plant Science, 12. View this article in WRRO
• Walker HJ & Burrell MM (2020) Could breath analysis by MS could be a solution to rapid, non-invasive testing for COVID-19?. Bioanalysis. View this article in WRRO
• Austen N, Walker H, Lake J, Phoenix G & Cameron D (2019) The regulation of plant secondary metabolism in response to abiotic stress : interactions between heat shock and elevated CO2. Frontiers in Plant Science, 10. View this article in WRRO
• Webb J, Springthorpe V, Rossoni L, Minde D-P, Langer S, Walker H, Alstrom-Moore A, Larson T, Lilley K, Eastham G , Stephens G et al (2019) Systems analyses reveal the resilience of Escherichia coli physiology during accumulation and export of the nonnative organic acid citramalate. mSystems, 4(4). View this article in WRRO
• Walker H, Burrell M, Flatley J & Powers H (2017) A metabolite profiling method for diagnosis of precancerous cervical lesions and HPV persistence. Bioanalysis, 9(8), 601-608.
• Yahaya N, Petriacq P, Burrell M, Walker H, Malinowski R & Rolfe S (2017) Changes of Metabolites Status in Plant Pathogen Interaction. Advanced Science Letters, 23(5), 4623-4626.
• Lake JA, Walker HJ, Cameron DD & Lomax BH (2017) A novel root‐to‐shoot stomatal response to very high CO2 levels in the soil: electrical, hydraulic and biochemical signalling. Physiologia Plantarum, 159(4), 433-444. View this article in WRRO
• Walker HJ, Steels C, Bendell L, Clench MR, Read DJ, Cameron D & Burrell MM (2016) Understanding metabolism of arginine in biological systems via MALDI imaging. PROTEOMICS, 16(11-12), 1690-1694. View this article in WRRO
• Chater C, Peng K, Movahedi M, Dunn JA, Walker HJ, Liang Y-K, McLachlan DH, Casson S, Isner JC, Wilson I , Neill SJ et al (2015) Elevated CO2-Induced Responses in Stomata Require ABA and ABA Signaling. Current Biology, 25(20), 2709-2716. View this article in WRRO
• Duckett CJ, Wilson ID, Douce DS, Walker HJ, Abou-Shakra FR, Lindon JC & Nicholson JK (2007) Metabolism of 2-fluoro-4-iodoaniline in earthwormEisenia venetausing19F-NMR spectroscopy, HPLC-MS, and HPLC-ICPMS (127I). Xenobiotica, 37(12), 1378-1393.
• Duckett CJ, Lindon JC, Walker H, Abou-Shakra F, Wilson ID & Nicholson JK (2006) Metabolism of 3-chloro-4-fluoroaniline in rat using [14C]-radiolabelling,19F-NMR spectroscopy, HPLC-MS/MS, HPLC-ICPMS and HPLC-NMR. Xenobiotica, 36(1), 59-77.
• Wolfe CA, Van Doren M, Walker HJ, Seney ML, McClellan KM & Tobet SA (2005) Sex differences in the location of immunochemically defined cell populations in the mouse preoptic area/anterior hypothalamus. Developmental Brain Research, 157(1), 34-41.
• Bless EP, Walker HJ, Yu KW, Knoll JG, Moenter SM, Schwarting GA & Tobet SA (2005) Live view of gonadotropin-releasing hormone containing neuron migration. Endocrinology, 146(1), 463-468.
• SHINOHARA A, CHIBA M, KONDO M, ABOU-AHAKRA FR, WALKER H, KOBAYASHI K & INABA Y (2004) Speciation of arsenic compounds in human urine by HPLC/hexapole collision cell ICP-MS. BUNSEKI KAGAKU, 53(6), 589-593.
• Davis AM, Seney ML, Walker HJ & Tobet SA (2004) Differential Colocalization of Islet-1 and Estrogen Receptor α in the Murine Preoptic Area and Hypothalamus during Development. Endocrinology, 145(1), 360-366.
• Duckett CJ, Wilson ID, Walker H, Abou-Shakra F, Lindon JC & Nicholson JK (2003) High-performance liquid chromatography/inductively coupled plasma mass spectrometry with iodine-specific detection for profiling the metabolites produced in the earthwormEisenia veneta by exposure to 2-fluoro-4-iodoaniline. Rapid Communications in Mass Spectrometry, 17(16), 1855-1858.
• Duckett CJ, Bailey NJC, Walker H, Abou-Shakra F, Wilson ID, Lindon JC & Nicholson JK (2002) Quantitation in gradient high performance liquid chromatography/inductively coupled mass spectrometry investigated using diclofenac and chlorpromazine. Rapid Communications in Mass Spectrometry, 16(4), 245-247.
• Ton J, Tao C-N, Buswell W, Zhang P, Walker H, Johnson I & Field K () A single amino acid transporter controls the uptake of priming-inducing beta-amino acids and the associated trade-off between induced resistance and plant growth.. Plant Cell.
• Cox N, Walker HJ, Pitman JK, Quick WP, Smith LM & Fleming AJ () Rice leaves undergo a rapid metabolic reconfiguration during a specific stage of primordium development.
• Nazemi M, Yanes B, Martinez ML, Walker H, Bard F & Rainero E () The extracellular matrix promotes breast cancer cell growth under amino acid starvation by promoting tyrosine catabolism. View this article in WRRO
• Basile S, Burrell M, Walker H, Cardozo J, Steels C, Kallenberg F, Tognetti J, DallaValle H & Rogers W () Metabolic Profiling of Phloem Exudates as a Tool to Improve Bread-Wheat Cultivars. Agronomy, 8(4), 45-45.
• Overy SA () Application of metabolite profiling to the identification of traits in a population of tomato introgression lines. Journal of Experimental Botany, 56(410), 287-296.
• Walker H & Ismail H () Metabolic signature of articular cartilage following mechanical injury: An integrated transcriptomics and metabolomics analysis. Frontiers in Molecular Biosciences.

Chapters

• Walker HJ (2020) Metabolite imaging by mass spectrometry: A new discovery tool, Advances in Botanical Research Elsevier
• Walker H () Metabolic Profiling of Plant Tissues by Electrospray Mass Spectrometry, Handbook of Molecular Microbial Ecology I (pp. 697-708). John Wiley & Sons, Inc.

Conference proceedings papers

• Tobet SA, Walker HJ, Seney ML & Yu KW (2003) Viewing cell movements in the developing neuroendocrine brain. Integrative and Comparative Biology, Vol. 43(6) (pp 794-801)

Preprints

• Caine R, Khan MS, Brench RA, Walker H & Croft HL (2023) Inside-out: synergising leaf biochemical traits with stomatal-regulated water fluxes to enhance transpiration modelling during abiotic stress., Authorea, Inc..
• Parker ΕJ, Billane KC, Austen N, Cotton A, George RM, Hopkins D, Lake JA, Pitman JK, Prout JN, Walker HJ , Williams A et al (2023) Untangling the Complexities of Processing and Analysis for Untargeted LC-MS Data Using Open-source Tools, MDPI AG.
• Tao C-N, Buswell W, Zhang P, Walker H, Johnson I, Schwarzenbacher R & Ton J () A single amino acid transporter controls the uptake of priming-inducing beta-amino acids and the associated trade-off between induced resistance and plant growth, Cold Spring Harbor Laboratory.