Contemporary Resume

Szpylka, J.; “Antioxidants: The Total Activity Question”, Presented at AOAC International Annual Meeting (2007). Szpylka, J.; “The Importation of Chemical Analyses: Method Verification and Ongoing Proof of Proficiency”, Presented at AOAC International Annual Meeting (2007). Szpylka, J., Post, B., DeVries, J.; “Beadlets: A Challenge in the Determination of β-Carotene in Supplements and Supplement Raw Materials by RP-HPLC”; American Chemical Society Annual Meeting (September 2006). Szpylka, J., DeVries, J., Hanson, M., Peters, T., Sampson, C., Dreher, M.; “Method Validation and Performance Assessment of the DPPH Assay to Determine Total Antioxidant Activity”; American Chemical Society Annual Meeting (September 2006). Post, B., Szpylka, B., DeVries, J.; “Beta Carotene Analysis: The Findings of the Collaborative Study and the Effect of Sample Preparation on Variability”; Mid-West AOAC International Annual Meeting (2006). Szpylka, J., DeVries, J.; “Determination of b-Carotene in Supplements and Raw Materials by Reversed-Phase High Pressure Liquid Chromatography: Collaborative Study”; J. AOAC Inter., 88 (5), 1279 (2005). Szpylka, J., DeVries, J.D. and Gustafson, K, “Assuring Quality Analytical Results Through the Use of In-House Reference Materials”. Presentation at IFT National Meeting, June 1998. Rief, D, Szpylka, J. and DeVries, J.D., “Assuring Quality Analytical Results Through the Use of In-House Reference Materials”. Poster at AOACI International Meeting, September 1998. Szpylka, J., “Addressing Analytical Issues With Fat and Cholesterol Reduced Foods”. Presentation at IBC 6 th Biennial Conference on Fat and Cholesterol Reduced Foods 1997). Szpylka, J., DeVries, J.D. and Gustafson, K, “Assuring Quality Analytical Results Through the Use of In-House Reference Materials”. Presentation at AOACI Midwest Regional Meeting, July 1997. Hong Ren, John Szpylka and Larry B. Anderson, “Electrochemical Modulation of the Sample Stream in Mass Spectrometry”, J. Anal. Chem., 68 , 243-249 (1996). Szpylka, J and Anderson, L., “Quantitative PERMS for Electrochemistry,” Presentation at ACS Pittsburgh Conference, March 1989.

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