Matt Hengel

5262-hengel.jpg

Adjunct Professor

208A Sprocket Building

Research:

Regulatory (US EPA) and basic research in developing analytical methodologies for the determination of pesticide residues in fruits and vegetables, as well as, the environment (air, water and soil). Instrumentation includes, but is not limited to: gas chromatography, liquid chromatography and mass spectrometry.

Education:

  • Agricultural & Environmental Chemistry, University of California, Davis, 2000 PhD
  • Agricultural & Environmental Chemistry, University of California, Davis, 1997 MS
  • Environmental Toxicology, University of California, Davis, 1994 BS

Teaching:

  • ETX 102B - Quantitative Analysis of Environmental Toxicants
  • ETX 228 (Guest Lab Instructor) - Gas Chromatography/Mass Spectrometry of Toxic Chemicals

Professional Activities:

  • Regional Director for Western Region IR-4 Program
  • Laboratory Coordinator for the Western Region IR-4/ Trace Analytical Laboratory
  • Member of the Agricultural & Environmental Chemistry Graduate Group

Recent Publications:

Salazar-Lopez, Norma J., Silveira-Gramont, Maria I., Zuno-Floriano, Fabiola, G., Rodriguez-Olibarria, Guillermo, Hengel, Matt J., Valenzuela-Quintanar, Ana I., Aldana-Madrid, Maria L.  Dissipation of Spirotetramat and Spirotetramat-Enol in Leaf and Fruit of Grape Variety Red Globe (Vitis Vinifera L.).  J. of Progressive Research in Biology, 2:60–65, 2015.
Hengel, Matt J., Jordan, Rick, and Thun, Steven.  Development and Validation of a Method for the Determination of Pesticide Residues in Beer by Liquid Chromatography–Mass Spectrometry (Part 1 of 2).  J. American Society Brewing Chemist 74:49-52, 2016.
Walsh, D. B., O’Neal, S. D., George, A. E., Groenendale, D. P., Henderson, R. E., Groenendale, G. M. and Hengel, M. J.  Evaluation of Pesticide Residues from Conventional, Organic, and Non-treated Hops on Conventionally Hopped, Late-Hopped and Wet-Hopped Beers (Part 2 of 2).  J. American Society Brewing Chemist 74:53-56, 2016.
Salazar-Lopez, Norma J., Silveira-Gramont, Maria I., Zuno-Floriano, Fabiola, G., Rodriguez-Olibarria, Guillermo, Hengel, Matt J., and Aldana-Madrid, Maria L.  Dissipation of Glyphosate from Grapevine Soils in Sonora, Mexico.  Terra Latinoamericana, 34: 385-391, 2016.
Rerinig, C., Williams, K., Hengel, M. and Tjeerdema, R.  Comparison of Direct and Indirect Photolysis in Imazosulfuron Photodegradation.  J. Agric. Food Chem 65 (15), 3103-3108, 2016.
Wu, T. U., Lee, C. C., HSU, W. H., Hengel, M. and Shibamoto, T.  Antioxidant Activity of Natural Plant Extracts from Mate (Ilex paraguariensis), Lotus Plumule (Nelumbo nucifera Gaertn.) and Rhubarb (Rheum rhabarbarum L.). J. Food Nutr Disor.  6:3, 2017.
Wong, L., Stevens, S., Hengel, M, and Shibamoto, T.  Isolation of a Potent Naturally Occuring Hallucinogen, Salvinorin A, from Salvia divinorum and Investigation of Its Photo-degradation.  Nat Prod Chem Res. 6:2, 2017. 
Jang, Hae Won, Hsu, Wan-Hsuan, Hengel, Matt J. and Shibamoto, Takayuki.  Antioxidant Activity of Rhubarb (Rheum rhabarbarum L.) Extract and Its Main Component Emodin.  Nat Prod Chem Res. 6:3, 2018.
Zehavi, D., Hengel, M. and Shibamoto, T.  Formation of Acrylamide in Browning Model Systems under Mild Cooking Conditions.  EC Nutrition.  13.5, 2018.
Shi, Xi-zhi, Sun, Ai-li, Wang, Qiuhan, Hengel, Matt and Shibamoto, Takayuki.  Rapid Multi-Residue Analysis of Herbicides with Endocrine-Disrupting Properties in Environmental Water Samples Using Ultrasound-Assisted Dispersive Liquid-Liquid Microextraction and Gas Chromatography-Mass Spectrometry.  Chromatographia, published online 5/3/2018.  https://doi.org/10.1007/s10337-018-3530-4
Wang, Q., Hengel, M and Shibamoto, T.  Changes in Amounts of Possible Carcinogen Acetaldehyde in Wines over Times at Various Temperatures of Storage.  SM Journal of Food and Nutritional Disorders.  4(1), 2018.
Redman, Zachary; Parikh, Sanjai; Hengel, Matt; Tjeerdema, Ronald.  Influence of Flooding, Salinization and Soil Properties on Degradation of Chlorantraniliprole in California Rice Field Soils.  J. Agric. Food Chem 67(29), 8130-8137, 2019.
Hengel, Matt J., Wong Jon W., Redman, Zachary, Rering, Caitlin., and Williams, Katryn.  Analysis of Pesticides in Plant Foods by QuEChERS and Gas Chromatography-Mass Spectrometry:  An Undergraduate Laboratory Experiment.  J. Chem. Education 97, 226-233, 2020.
Bolotaolo, M.; Kurobe, T.; Puschner, B.; Hammock, B.G.; Hengel, M.J.; Lesmeister, S.; Teh, S.J. Analysis of Covalently Bound Microcystins in Sediments and Clam Tissue in the Sacramento–San Joaquin River Delta, California, USA. Toxins 12(3), 178, 2020; https://doi.org/10.3390/toxins12030178.
Choudhury, Robin Alan; Sutherland, Andrew; Hengel, Mathew J.; Parrella, Michael and Gubler, W. Douglas.  Imidacloprid Movement into Fungal Conidia is Lethal to Mycophagous Beetles.  Insects  11(8), 496; 2020.  https://doi.org/10.3390/insects11080496
Wang, Q., Hengel, M.J., and Shibamoto, T.  Investigation of Toxic α-Dicarbonyl Compounds Formed in the Headspace of Various Heated Cooking Oils.  Food Sci Nutr Res. 4(2), 1-7, 2021.
Bonnar, David J., Eichler, Jeff P., Parikh, Sanjai J., Blandino, Andrew, Lybrand, Rebecca A., Morris, Madison L., Hengel, Matt J. and Tjeerdema, Ronald S.  The Soil-Water Partitioning Behavior of Oxyfluorfen Under California Rice Field Conditions.  ACS Agric. Sci. Technol. 3, 12, 1169–1176. 2023.  https://doi.org/10.1021/acsagscitech.3c0034
Martusevice,Paulina., Li, Xueqi., Hengel, Matt., Wang, Selina C., and Fox, Glen.  Analysis of Mousy Off-flavor Compound 2-Acetyl-tetrahydropyridine using Liquid Chromatography Mass Spectrometry with Electrospray Ionization in Sour Beer.  MethodX. https://doi.org/10.1016/j.mex.2024.102643 March,2024.
Martusevice, Paulina., Li, Xueqi., Hengel, Matt., Wang, Selina C., and Fox, Glen.  A review of N-heterocycles: Mousy Off-Flavor in Beer.  J. Agric. Food Chem 2024
Zuno-Floriano, Fabiola G., Reyes-Punongbayan, Riza L., and Hengel, Matt J.  Improved Analytical Methods for Determination of Residues of Nitrapyrin and 6-Chloropicolinic Acid in Different Crop Matrices by Liquid Chromatography-Tandem Mass Spectrometry.  Journal of Agricultural Chemistry and Environment. 13, 263-281.  2024.  https://doi.org/10.4236/jacen.2024.133018
McFall, Alexander S., Reyes-Punongbayan, Riza L. and Hengel, Matt J.  Analysis of Flutianil and OC56635 Residues in Hemp Cannabis Matrices by LC-MS/MS. J. Agric. Food Chem 2024 https://doi.org/10.1021/acs.jafc.4c05103