| Date | 1890 | 
| Author | Loeffler | 
| Contribution | Developed method of staining bacterial flagella. | 
| Reference | Lechevalier | 
| Notes | Lechevalier and Solotorovsky record the event but do not say what stain was used. | 
| Category | Miscellany | 
| Pathogen Class | Bacteria | 
Copyright © 2007- William C. Campbell. All rights reserved.