Attenuated vaccine could combat fatal Leptospira bacteria
A single vaccination with a mutated Leptospira bacteria prevented rodent…
A single vaccination with a mutated Leptospira bacteria prevented rodent models from developing leptospirosis, the most fatal type of zoonotic disease worldwide.



![A microscopy image of Leptospira bacteria [Credit: Wunder et al. (CC BY 4.0)].](https://www.drugtargetreview.com/wp-content/uploads/Leptospira-bacteria.jpg)