Subject
bacterium
7
molecular biology
5
Escherichia coli
4
genetics
4
microbial genetics
4
DNA structure
3
pathogenesis
3
safety standard
3
bacteriology
2
bioassay
2
gene transfer
2
genetic engineering
2
mutagenesis
2
salmonella
2
archaebacterium
1
bacteriophage
1
biodegradation
1
fungus
1
gene expression
1
genetic transformation
1
halophilic microorganism
1
heavy metal concentration
1
infectious disease
1
microbial degradation
1
microbial ecology
1
occupational safety
1
pesticide
1
prokaryote
1
purple membrane
1
remediation
1
rhizosphere
1
rhodopsin
1
soil microbiology
1
soil pollution
1
spore
1