Biotechnology Biotech firm Valneva (Euronext: VLA), the company recently created through the merger of France's Vivalis and Austria's Intercell (The Pharma Letter May 14), has signed an agreement with German biopharmaceutical company Delta-Vir GmbH, for the production of Newcastle disease virus, which is a component of its novel cancer therapy vaccine, in Valneva's EB66 production cell line. 13 September 2013