- Pharmacology/Toxicology 5
- Applied Microbiology 4
- Medical Microbiology 4
- Animal Models 3
- Environmental Chemistry 3
- Microbial Genetics and Genomics 3
- Plant Genetics and Genomics 3
- Waste Water Technology / Water Pollution Control / Water Management / Aquatic Pollution 3
- Atmospheric Protection/Air Quality Control/Air Pollution 2
- Ecotoxicology 2
- Engineering Fluid Dynamics 2
- Engineering Thermodynamics, Heat and Mass Transfer 2
- Environment, general 2
- Environmental Health 2
- Human Physiology 2
- Microbiology 2
- Nanotechnology 2
- Renewable and Green Energy 2
- Agriculture 1
- Energy Storage 1