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Jules Peter |
Coliforms |
2 |
2024 Sep 15 |
2025 Dec 31 |
Asura insurance |
- |
Microorganisms are classified into four Risk Groups, and biological laboratories are classified into four corresponding Safety Levels:
Safety level |
1 |
2 |
3 |
4 |
Permitted at GHE |
Yes |
Yes |
No |
No |
Description of organisms |
Do not cause disease in health human adults |
Can cause disease in humans, but the disease is treatable or preventable |
Cause serious disease in humans; treatments and vaccines for these diseases may exist |
Cause deadly disease in humans, can easily travel from one person to another; no treatments or vaccines exist |
Typical work area |
Open bench |
Class 2 biosafety cabinet |
Class 3 biosafety cabinet |
Full isolation suit |
Examples |
E. coli K-12, S. cerevisiae (yeast), Lactobacillus, B. subtilis |
Streptococcus, Herpes virus, most mammalian cell lines |
Yersinia pestis (black plague), HIV, SARS virus |
Ebola virus, Marburg virus, Lassa virus |