Lok Pokhrel, PhD

Lok Pokhrel

Assistant Professor

office: BELK 3402
phone: 1-252-737-5587
email: pokhrell18@ecu.edu

Dr. Lok Pokhrel is an Assistant Professor in the Department of Public Health (BSOM) and the Department of Health Education and Promotion (HHP) at East Carolina University. Prior to joining ECU, Dr. Pokhrel served as an Assistant Professor in the Division of Environmental Health at Temple University, Philadelphia. He holds a Bachelor of Science (BSc) and a Master of Science (MSc) in Zoology from Tribhuvan University (Nepal), and a Master of Science (MS) in Biological Sciences and Doctor of Philosophy (PhD) in Environmental Health, with a concentration in Nano-toxicology and risk assessment, from East Tennessee State University. Dr. Pokhrel completed his postdoctoral fellowship at the United States Environmental Protection Agency's (USEPA) National Health and Environmental Effects Research Laboratory (NHEERL) in Corvallis, Oregon.

Dr. Pokhrel is trained as a toxicologist and risk assessor. His professional experience spans about 25 years of teaching (kindergarten through graduate level), and 10 years of research and service. He has received several awards, has served as judge in local and national conferences, and serves as an expert reviewer for over two dozen international journals in the field.

Dr. Pokhrel directs Pokhrel's Nanotechnology and Health Lab (PNHL). At PNHL, research is focused on: (1) sustainable development of Nanotechnology-based products to solve imminent public health concerns including Zika virus disease, microbial resistance, water quality issue, and cancer; and (2) understanding environmental health and safety (nano-EHS) of the engineered nanomaterials (ENMs) and nano-based products through toxicity and risk analysis.


  • PhD, Environmental Health, East Tennessee State University (Johnson City, TN)
  • MS, Biological Sciences, East Tennessee State University (Johnson City, TN)
  • MSc, Zoology, Postgraduate Campus, Tribhuvan University (Nepal)
  • BSc, Zoology, Mechi Multiple College, Tribhuvan University (Nepal)

Areas of Interest

  • Nanotoxicology (Human Toxicology and Ecotoxicology)
  • Nano-Technology Development
  • Nano-Bio Interactions and Surface Chemistry
  • Risk Assessment of Legacy and Emerging Contaminants
  • Water Quality Assessment
  • Microbial Resistance
  • Environmental Health and Safety
  • Sustainability and Green Chemistry

Dr. Lok Pokhrel Curriculum Vitae (pdf)