Meet the Faculty

Abua Ikem, Ph.D.

Assistant Professor
Department of Agriculture and Environmental Sciences
Cooperative Research
Lincoln University
820 Chestnut Street
204 Foster Hall
Jefferson City, Missouri 65102
Phone: (573) 681-5384

Research Focus

  • Water Quality
  • Food Toxicology
  • Chemical Instrumentations
  • Method Development


Abua Ikem is an Assistant Professor in the Department of Agriculture and Environmental Sciences at Lincoln University. Prior to this position, he served as laboratory manager for Lincoln University from 2003 – 2007 and has expertise on chemical instrumentations, laboratory development, and quality assurance. Abua teaches general chemistry online to non-majors and instrumental analysis at the graduate level. Abua’s research interests include the fate of nutrients (N, P) in vulnerable ecosystems, toxicants in drinking water, foods and food products and analytical method development.  In the last decade, Abua published several peer reviewed research articles on drinking water, groundwater, surface water, food/food ingredients, wastewater management and chemical remediation of toxic compounds.  Currently, he serves on the editorial board of Chemical Sciences Journal and as a reviewer for Hazard and Hazardous Materials, Food Composition and Analysis, Estuarine, Coastal and Shelf Science, Chemosphere, Food and Chemical Toxicology, Soil and Sediment Contamination and Food Quality Journals.

Recent Publications

  • Abua Ikem, Shade Adisa. Runoff effect on eutrophic lake water quality and heavy metal distribution in recent sediment. Chemosphere 2011; 82: 259-267.
  • Jonathan N. Egilla and Abua Ikem. Influence of nutrient source and growing environment on tissue elemental concentration and yield of Cos lettuce in hydroponic culture. International Journal of Vegetable Science 2011; 17: 83—103.
  • Abua Ikem. Measurement of volatile organic compounds in bottled and tap waters by purge and trap GC-MS: Are drinking water types different? Journal of Food Composition and Analysis 2010; 23: 70 -77.
  • Abua Ikem and Nosa O. Egiebor. Oxidative destruction of picric acid in an aqueous media by Fenton’s reagent. Journal of Environmental Engineering Science 2009; 26: 343 - 349.
  • Ikem, A., Egilla, J., Trace element content of fish feed and bluegill sunfish (Lepomis macrochirus) from aquaculture and wild source in Missouri, Food Chemistry 2008; 110: 301-309.