- Microbiology 20
- Microbial Genetics and Genomics 15
- Life Sciences, general 10
- Medical Microbiology 9
- Biotechnology 8
- Microbial Ecology 8
- Science, Humanities and Social Sciences, multidisciplinary 6
- Science, multidisciplinary 6
- Virology 4
- Mycology 3
- Parasitology 3
- Applied Microbiology 2
- Biochemistry, general 2
- Bioinformatics 2
- Biological Microscopy 2
- Food Science 2
- Gastroenterology 2
- Medicine/Public Health, general 2
- Nutrition 2
- Soil Science & Conservation 2