| Date | 1802 |
| Author | Anon. |
| Contribution | Vaccination institute founded in Berlin. |
| Reference | Anon. |
| Notes | Illustrates rapid spread of Jenner's method. Related to Germ Theory only in that it highlights the degree to which an immune response to a microorganism was successfully exploited without knowledge of germs. |
| Category | Immunology |
| Pathogen Class | General |
Copyright © 2007- William C. Campbell. All rights reserved.