Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849335 | Method for detecting the mutagenicity of substances susceptible of inducing the deterioration of cellular DNA, utilizing the production of an SOS response | Maurice Hofnung, Philippe Quillardet, David Perrin, Richard D'Ari | 1989-07-18 |