Sanofi Pasteur, EnGen Bio and Dyadic Nederland sign research deal for vaccine development

Dyadic International, Inc. ("Dyadic") (OTC Pink: DYAI), a global biotechnology company focused on the discovery, development, manufacture and sale of enzyme and protein products for the biopharmaceutical, biofuels and industrial enzyme industries, announced today that its research and development subsidiary, Dyadic Nederland B.V. ("Dyadic Netherlands"), has entered into a research agreement with Sanofi Pasteur, the vaccines division of sanofi-aventis Group, and EnGen Bio, Inc.

Under the agreement, Sanofi Pasteur will fund collaborative research at Dyadic Netherland's research and development facility in Wageningen, The Netherlands, which will utilize Dyadic's proprietary and patented C1 Platform Technology for certain vaccine applications. The research will be conducted under the guidance and direction of Dyadic Netherland's General Manager, Dr. ir. Wim van der Wilden, with coordination by Dr. Mark Alfenito, the President and CEO of EnGen Bio. The research is anticipated to be completed in six to twelve months. All other terms of the research collaboration are confidential.

Sanofi Pasteur, based in Lyon, France, is the largest company entirely dedicated to vaccines. For more information, please visit: www.sanofipasteur.com or www.sanofipasteur.us

EnGen Bio, based in Redwood City, California, is an early stage biopharmaceutical company that is working to develop biopharmaceutical applications for Dyadic's proprietary and patented C1 Platform Technology. For more information, please visit: www.engenbio.com.

Dyadic's President and Chief Executive Officer, Mark Emalfarb, stated, "We are very pleased to have the opportunity to work with Sanofi Pasteur and EnGen Bio to further demonstrate the utility of our C1 technology for certain vaccine applications."