| RPM | revolution per minute |
| MIC | minimum inhibitory concentration |
| UTI | urinary tract infection |
| ISS | International Space Station |
| NASA | National Aeronautics and Space Administration |
| FPA | fluid processing apparatus |
| sµg | simulated microgravity |
| sLg | simulated Lunar gravity |
| sMg | simulated Martian gravity |
| mAUMg | hi-Pi modified artificial urine medium (high concentration of phosphate) |
| OD | optical density |
| PFA | paraformaldehyde |
| ANOVA | Analysis of Variance |
| Nm | nanometer |
| µm | micrometer |
| wrt | with respect to |
| EcAMSat | Esherichia coli Antimicrobial Satellite |