Sheila MacFieWestern Science

Selected Papers

Boersma, P.J., F. Lagugné-Labarthet, T. McDowell and S.M. Macfie. 2022. Silver nanoparticles inhibit nitrogen fixation in soybean (Glycine max) root nodules. Environmental Science and Pollution Research. DOI 10.1007/s11356-022-24446-y.

Mahrous, N., M.P. Columbus, G. Southam and S.M. Macfie. 2019. Changes in microbial community structure and increased metal bioavaioability in a metal-contaminated soil and in the rhizosphere of corm (Zea mays). Rhizosphere 11 100169. DOI 10.1016/j.rhisph.2019.100169.

Willick, I., W.C. Plaxton, S.J. Lolle and S.M. Macfie. 2019. Transcriptional and post-translational upregulation of phosphoenolpyruvate carboxylase in Arabidopsis thaliana (l. Heynh) under cadmium stress. Environmental and Experimental Botany 164:29-39. DOI 10.1016/jenvexpbot.2019.04.018.

Khan, A.H., M. Libby, D. Winnick, J. Palmer, M. Sumarah, M.B. Ray and S.M. Macfie. 2018. Uptake and phytotoxic effects of benzalkonium chlorides in Lepidium sativum and Lactuca sativa. Journal of Environmental Management 206:490-497. DOI 10.1016/j.jenvman.2017.10.077.

Khan, A.H., J. Kim, M. Sumarah, S.M. Macfie and M.B. Ray. 2017. Toxicity reduction and improved biodegradability of benzalkonium chlorides by ozone/hydrogen peroxide advanced oxidation process. Separation and Purification Technology. DOI 10.1016/j.seppur.2017.05.010.

Khan, A.H., S.M. Macfie and M.B. Ray. 2017. Sorption and leaching of benzalkonium chlorides in agricultural soils. Journal of Environmental Management 196:26-35. DOI 10.1016/j.env,man.2017.02.065.

Macfie S.M., S. Bahrami and B.G. McGarvey. 2016. Differential accumulation of cadmium in near-isogenic lines of durum wheat: no role for phytochelatins. Physiology and Molecular Biology of Plants 22:461-472.  DOI 10.1007/s12298-016-0383-x. This paper arose from Bahrami’s MSc thesis. [published 8 October 2016]

Albano, L.J. and S.M. Macfie. 2016. Investigating the ability of Pseudomonas fluorescens UW4 to reduce cadmium stress in Lactuc sativa via an interventaion in the ethylene biosynthetic pathway. Canadian Journal of Microbiology DOI 10.1139/cjm-2016-0315

Kozachuk, M., A. Suda, L. Ellis, M.J. Walzak, M.C. Biesinger, S.M. Macfie, R.H.E. Hudson, A. Nelson, R.R. Marting and A. Heginbotham. 2016. Possible radiation-induced damage to the moecular structure of wooden artefacts due to micro-computed tomography, handheld X-ray fluroescence, and X-ray photoelectron spectroscopic techniques. Jouranl of Conservation and Museum Studies. 14:1-6. DOI 10.5334/jcms.126.

Yoon, V., K, Vessey, S. Macfie, O. Dangi, A. Kumar and L. Tian. 2016.  Colonization efficiency of different sorghum genotypes by Gluconacetobacter diazotrophicus. Plant and Soil DOI 10.1007/s11104-015-2653-8. 

Khan, A.H., E. Topp, A. Scott, M. Sumarah, S.M. Macfie and M.B. Ray. 2015.  Biodegradation of benzalkonium chlorides singly and in mixtures by a Pseudomonas sp. Isolated from returned activated sludge.  Journal of Hazardous Materials 299:595-602. 

Columbus, M.P. and Macfie, S.M. 2014. It takes an individual plant to raise a community: TRFLP analysis of the rhizosphere microbial community of two pairs of high and low metal accumulating plants in two soil types.  Soil Biology and Biochemistry 81:77-80. DOI:10.1016/j.soilbio.2014.11.002

Akhter, Mst.F., Omelon, C., Gordon, R.A., Moser, D. and Macfie, S.M. 2014. Localization and chemical speciation of cadmium in the roots of barley and lettuce.  Environmental and Experimental Botany100:10-19. DOI: 10.1016/j.envexpbot.2013.12.005 [PDF]

Konopka, J.K., Hanyu, K., Macfie, S.M. and McNeil J.M. 2013. Does the response of insect herbivores to cadmium depend on their feeding strategy? Journal of Chemical Ecology DOI 10.1007/s10886-013-0273-4 [PDF]

Martin, R.R., Naftel, S.J., Macfie, S.M., Jones, K.W. and Nelson A. 2013. Lead distribution in bones from the Franklin expedition: synchrotron X-ray fluorescence and laser ablation/mass spectroscopy. Applied Physics A. 111:23-29. DOI: 10.1007/s00339-013-7579-5. [PDF]

Akhter, M.F., McGarvey, B.and Macfie, S.M. 2012. Reduced translocation of Cd from roots is associated with increased production of phytochelatins and their precursors. Journal of Plant Physiology 169:1821-1829. DOI 10.1016/j.jplph.2012.07.011. [PDF]

Akhter, M.F. And Macfie, S.M. 2012. Species-specific relationship between transpiration and cadmium translocation in lettuce, barley and radish. Journal of Plant Studies 1:2-13. DOI 10.5539/jps.v1n1p2. [PDF]

Quinn, C.J., Mohammad, A. and Macfie, S.M. 2011. Accumulation of cadmium in near-isogenic lines of durum wheat (Triticum turgidum L. var durum): the role of transpiration. Physiol. Mol. Biol. Plants 17:317-325, doi 10.1007/s12298-011-0086-2 [PDF]

Murray, H., Pinchin, T. and Macfie, S.M. 2011. Compost application affects metal uptake in plants grown in urban garden soils and potential human health risk. Journal of Soils and Sediments 11:815-829, doi 10.1007/s11368-011-0359-y. [PDF]

Adeniji, B.A., Budimir-Hussey, M. and S.M. Macfie. 2010. Production of organic acids and adsorption of Cd on roots of durum wheat (Triticum turgidum L. var durum). Acta Physiol. Plant. 32:1063-1073 doi : 10.1007/s11738-010-0498-6 [PDF]

Murray, H., Thompson, K. and S.M. Macfie.  2009.  Site- and species-specific patterns of metal bioavailability in edible plants.  Botany doi 10.1139/BO9-019. [PDF]

Zhu, R., Macfie, S., Ding, Z. 2008.  Effects of cadmium on photosynthetic oxygen evolution from single stomata in Brassica juncea (L.) Czern". Langmuir 24:14261-14268. [PDF]

Naftel, S.J. R.R. Martin, S.M. Macfie, F. Courchesne, and V. Séguin. 2007.  An investigation of metals at the soil/root interface using synchrotron radiation analysis. Canadian Journal of Analytical Sciences and Spectroscopy 52:18-24.

Shute T. and Macfie, S.M. 2006 Cadmium and zinc accumulation in soybean: a threat to food safety? Science of the Total Environment 371:63-73. [PDF]

Gadapati, W.R. and S.M. Macfie. 2006. The production of phytochelatins is only partially correlated with reduced Cd-stress in two species of Brassica. Plant Science 170:471-480. [PDF]

Martin, R.R., S.J. Naftel, S.M. Macfie, K.W. Jones, H. Feng, and C. Trembley. 2006. High variability in the dendrochemistry of tree rings as measured by synchrotron microfluorescence.  X-ray Spectrometry 35:57-62. [PDF]

Zhu, R., S.M. Macfie and Z. Ding. 2005. Cd-induced plant stress investigated by scanning electrochemical microscopy (SECM). Journal of Experimental Botany 56:2831-2838. [PDF]

Martin, R.R., S.J. Naftel, S.M. Macfie, W. Skinner, F. Courchesne and V. Séguin. 2004. Time of flight secondary ion mass spectrometry studies of the distribution of metals between the soil, rhizosphere and roots of Populus tremuloides Minchx growing in forest soil. Chemosphere 54:1121-1125

Naftel, S.J., R.R. Martin, S.M. Macfie, T.K. Sham and K.W. Jones. 2001. Micro-synchrotron x-ray fluorescence of cadmium-challenged corn roots. Journal of Electron Spectroscopy and Related Phenomena 119:235-239. [PDF]

Macfie, S.M. and P.M. Welbourn. 2000. The cell wall as a barrier to uptake of metal ions in the unicellular green alga Chlamydomonas reinhardtii (Chlorophyceae).   Archives of Environmental Contamination and Toxicology 39:413-419. [PDF]

Triticum Turgidum
Photo credit; M. Budimir-Hussey
Root cross-section of Triticum turgidum var durum
Lactuca Sativa
Photo credit; F. Akhter
Determining dose-responses to Cd in Lactuca sativa