Dortmund, Germany and Chester, NJ, US - 16th May 2007 -- Protagen AG, a leading provider of products, services and software solutions for protein research, has entered into an international collaboration to develop antibodies against liver proteins. Protagen announced its partnership with the Centre for Applied Proteomics (ZAP), Dortmund, Schunde Kangdi Antibody Biotech, Foshan, China and the Beijing Proteome Research Centre (Beijing PRC) today at the international symposium on High Performance Proteomics in Dortmund.