Dr. Sumin Li

Dr. Sumin Li
Food Safety Specialist
FIC 226 1901 N 21st Street, Lincoln, NE 68588-6206

We believe in the power of every person.

Faculty Profile


  • Sumin loves biomedical science and had been a researcher from 2002-2014 in academia and biotech industry.
  • From 2015-2024, she worked in Nestle Purina PetCare Company as QA Specialist and the main role was managing the Food Safety & Defense Plans. In addition, she served as Operational Startup Lead, also in charge of sensory program, management of change program.  


  • B.S. in Animal Science, Hebei Agricultural University
  • M.S. in Animal Science, Hebei Agricultural University
  • Ph.D. in Physiology, China Agricultural University
  • Post-Doctoral in Physiology, University of Louis Pasteur
  • Post-Doctoral in Reproductive Medicine, University of California San Diego
  • Post-Doctoral in Cancer, Virology and Redox Biology, University of Nebraska

Teaching and/or Extension Activities

  • Food Safety & Quality System Management
  • Nebraska Manufacturing Extension Partnership
  • Food Safety Program Development and Delivery
  • Employee Training and Coaching


  1. Ragusa J, Gonzalez D, Li SM, Noriega S, Skotak M, and Larsen G. (2019) Glucosamine/L-lactide copolymers as potential carriers for the development of a sustained rifampicin release system using Mycobacterium smegmatis as a tuberculosis model. Heliyon. 5(4)
  2.  Rodriguez-Rocha H, Garcia-Garcia A, Pickett C, Li SM, Jones J, Chen H, Webb B, Choi J, Zhou Y, Zimmerman MC, Franco R. (2013) Compartmentalized oxidative stress in dopaminergic cell death induced by pesticides and complex I inhibitors: Distinct roles of superoxide anion and superoxide dismutases. Free Radical Biology and Medicine. 61C: 370-383
  3. Rodriguez-Rocha H, Garcia Garcia A, Zavala-Flores L, Li SM, Madayiputhiya N, Franco R. (2012) Glutaredoxin 1 protects dopaminergic cells by increased protein glutathionylation in experimental Parkinson’s disease. Antioxidants & Redox Signaling. 17: 1676-1693
  4. Li SM, Zeng LW, Feng L, Chen DB. (2010) Rac1-dependent intracellular superoxide formation mediates vascular endothelial growth factor-induced placental angiogenesis in vitro. Endocrinology. 151: 5315-5325
  5. Franco R, Li SM, Rodriguez-Rocha H, Burns M, Panayiotidis MI. (2010) Molecular mechanisms of pesticide-induced neurotoxicity: Relevance to Parkinson’s disease. Chemical- Biological Interactions. 188: 289-300 (Review)
  6. Cheung CY, Li SM, Chen DB, Brace RA. (2010) Regulation of caveolin-1 expression and phosphorylation by VEGF in Ovine Amnion Cells. Reproductive Science. 17: 1112-1119
  7. Li SM, Carpenter C, Hsiang SL, Wechsler SL and Jones C. (2010) The herpes simplex virus type 1 latency-associated transcript (LAT) inhibits apoptosis and promotes neurite sprouting in neuroblastoma cells following serum starvation by maintaining protein kinase B (AKT) levels. Journal of General Virology, 91 (Pt 4): 858-66
  8. Jaber T, Henderson G, Li SM, Perng GC, Carpenter D, Wechsler S and Jones C. (2009) Identification of a novel herpes simplex virus type 1 transcript and protein (AL3) expressed during latency. Journal of General Virology 90(Pt 10): 2342-2352
  9. Shen WW, Sa e Silva M, Jaber T, Li SM, Henderson G, Vitvitskaia O and Jones C. (2009) Two small RNAs encoded within the first 1.5 kilobases of the herpes simplex virus type 1 latency-associated transcript can inhibit productive infection and cooperate to inhibit apoptosis. Journal of Virology 83: 9131-9139

Research Areas