Ambion Opens Japanese Subsidiary

Austin, TX, March 7, 2005––Ambion, Inc. announced today the formal opening of its Japanese subsidiary, Ambion KK, located in Tokyo, Japan. Ambion KK, which will be directly serving scientists in Japan, is the latest expansion of Ambion, Inc., a fifteen-year old company that develops, manufactures and markets research and diagnostic products for RNA-related applications to academic, industrial, clinical and government biotechnology scientists.

Dr. Matt Winkler, CEO of Ambion, Inc. said, "Our ability to offer services directly to our customers in Japan will allow us to develop closer relationships and offer additional services that will enhance their experience using our products and working with Ambion. This is a natural evolution in our growth."

Dr. Yosuke Sawada has been appointed President of Ambion KK. The Japan office has been established to focus on providing quality technical and customer service and fast direct shipment to dealers and customers.

Ambion, Inc., is a market leader in the field of RNA-based biotechnology research and molecular diagnostic products. Ambion maintains this leadership position by consistently developing innovative products for handling, preserving, isolating, detecting and measuring RNA. These products are used for research in areas such as molecular biology, cell biology, microbiology, drug discovery, genomics and molecular diagnostics.

www.ambion.com/jp