Strong core competence on rare reagent management. We produce internally the majority of our critical biological raw materials with a strong expertise in: - mammalian cell culture for the production of viruses, natural and recombinant proteins - fermentation of bacteria and yeasts to obtain recombinant antigens - fermentation of insect cell culture to produce antigens with Baculovirus technology - monoclonal antibodies production both in vivo (mice) and in vitro (hollow fiber system). Strong biochemistry expertise for the labeling (conjugation of antigens and antibodies) and for the purification of biological raw material. Capability of developing products with tight time to market and of the whole Supply Chain Management