Pickering, Ingrid

Professor & Canada Research Chair

Ingrid Pickering

Department of Geological Sciences
114 Science Place
Saskatoon, Saskatchewan, Canada
S7N 5E2

Phone: (306) 966-5706

Email: ingrid.pickering@usask.ca

Website: http://homepage.usask.ca/~inp449/

Academic Degrees

  • B.A. (Cambridge), Ph.D. (London)

Current Teaching

  • GEOL 851.3 Synchrotron Hard X-ray Absorption Spectroscopy
  • GEOL 451.3 Synchrotron X-ray Absorption Spectroscopy
  • SYNC 801.3 Introduction to Synchrotron Health Research

Current and Recent Research Projects

  • Selenium in a cold freshwater environment
  • Molecular mechanisms of mercury toxicity
  • Sulfur as a metabolic marker in Stroke


Hackett, M.J., F. Borondics, D. Brown, C. J. Hirschmugl, S. E. Smith, P. G. Paterson, H. Nichol, I. J. Pickering and G. N. George. A sub-cellular biochemical investigation of Purkinje neurons using synchrotron radiation Fourier transform infrared spectroscopic imaging with a focal plane array detector. ACS Chemical Neuroscience, 4(7), 1071-1080 (2013). DOI: 10.1021/cn4000346

R. Schmidt, R., P. Tantoyotai, S. C. Fakra, M. A. Marcus, S. I. Yang, I. J. Pickering, G. S. Bañuelos, K. R. Hristova and John L. Freeman. Selenium biotransformations in an engineered aquatic ecosystem for bioremediation of agricultural wastewater via brine shrimp production. Environmental Science and Technology, 47(10), 5057-5065 (2013). DOI: 10.1021/es305001n

M. Gallego-Gallegos, M., L. E. Doig, J. J. Tse, I. J. Pickering and K. Liber. Bioavailability, toxicity and biotransformation of selenium in midge (Chironomus dilutus) larvae exposed via water or diet to elemental selenium particles, selenite, or selenized algae. Environmental Science and Technology, 47(1), 584-592 (2013). DOI: 10.1021/es300828r

George, G. N., I. J. Pickering, M. J. Pushie, K. Nienaber, M. J. Hackett, I. Ascone, B. Hedman, K. O. Hodgson, J. B. Aitken, A. Levina, C. Glover and P. A. Lay. X-ray induced photo-chemistry and X-ray absorption spectroscopy of biological samples. Journal of Synchrotron Radiation,19(6), 875-886 (2012). DOI: 10.1107/S090904951203943X

Cotelesage, J. J. H., P. Grochulski, I. J. Pickering, G. N. George and M. N. Fodje. X-ray absorption spectroscopy at a protein crystallography facility ‒ the Canadian Light Source Beamline 08B1-1. Journal of Synchrotron Radiation19(6), 887-891 (2012). DOI: 10.1107/S090904951204023X

Bañuelos, G. S., S. S. Walse, S. I. Yang, I. J. Pickering, S. C. Fakra, M. A. Marcus and J. L. Freeman. Quantification, localization and speciation of selenium in seeds of canola and two mustard species compared to seed-meals produced by hydraulic press. Analytical Chemistry84(14), 6024–6030.  DOI: 10.1021/ac300813e.

Cotelesage, J. J. H., M. J. Pushie, P.  Grochulski, I. J. Pickering and G. N. George. Metalloprotein active site structure determination: synergy between X-ray absorption spectroscopy and X-ray crystallography. Journal of Inorganic Biochemistry115, 127-137 (2012).  DOI:10.1016/j.jinorgbio.2012.06.019

Tse, J. J., M. Gallego-Gallegos, E. D. Franz, K. Liber and I. J. Pickering. Selenium speciation and localization in chironomids from lakes receiving treated metal mine effluent. Chemosphere89(3), 274-279 (2012). 
DOI: 10.1016/j.chemosphere.2012.04.036.

Bañuelos, G. S., C. Stushnoff, S. S. Walse, T. Zuber, S. I. Yang, I. J. Pickering, and J. L. Freeman. Biofortified, selenium enriched, fruit and cladode from three Opuntia Cactus pear cultivars grown on agricultural drainage sediment for use in nutraceutical foods. Food Chemistry,135, 9-16 (2012).  DOI:10.1016/j.foodchem.2012.04.021.

Hackett, M. J., S. E. Smith, P. G. Paterson, H. Nichol, I. J. Pickering and G. N. George. X-ray absorption spectroscopy at the sulfur K-edge: a new tool to investigate the biochemical mechanisms of neurodegeneration. ACS Chemical Neuroscience 3(3), 178–185 (2012). DOI: 10.1021/cn200097s.

Pushie, M.J., L. Zhang, I. J. Pickering and G. N. George. The fictile coordination chemistry of cuprous-thiolate sites in copper chaperones.Biochimica et Biophysica Acta - Bioenergetics817(6) 938-947 (2012). 
DOI: 10.1016/j.bbabio.2011.10.004.

Korbas, M., T. C. MacDonald, I. J. Pickering, G. N. George and P. H. Krone. Chemical form matters: differential accumulation of mercury following inorganic and organic mercury exposures in zebrafish larvae. ACS Chemical Biology 7(2) 410-419 (2012).  DOI: 10.1021/cb200287c.

Yang, S.I., J. R. Lawrence, G. D. W. Swerhone and I. J. Pickering. Biotransformation of selenium and arsenic in multi-species biofilm.Environmental Chemistry8(6), 543-551 (2011). DOI: 10.1071/EN11062.