Protein Polymer Technologies Announces It Has Exercised Its Warrant For Spine Wave Stock

SAN DIEGO, CA -- (MARKET WIRE) -- October 30, 2006 -- Protein Polymer Technologies, Inc. (OTCBB: PPTI), a biotechnology device company that is a pioneer in protein design and synthesis, announced today that it has exercised its warrant to purchase one million shares of Spine Wave, Inc.'s Common Stock, adding to the 1.4 million shares PPTI already owns. The warrant was issued to PPTI as part of their technological partnership with Spine Wave in the development of the NuCoreā„¢ Injectable Nucleus device.

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