To achieve our goal, we want to design a L. jensenii with a spermicidal effect which can allow a long term contraception for women. We are focusing on different types of spermidical molecules :

The chassis

We are going to use two bacteria : Bacillus subtilis and Lactobacillus jensenii, two gram positive bacteria. We choosed B. subtilis because it's a model bacteria for the gram positive. Indeed the final goal is to modify L. jensenii.