Neal G. Koller
President & Chief Executive Officer

    3724a Thomas Point Road
    Annapolis, Maryland  21403
    USA
    Tel:  +1 443 994 0101
    Fax:  +1 410 990 9817
    nkoller@plurogen.com
PluroGen Therapeutics, Inc.
503 Broadleaf Way
Charlottesville, Virginia  22911
USA
Tel:  +1 443 994 0101
Fax:  +1 410 990 9817
www.plurogen.com
October 5, 2007

RE:  PluroGen Therapeutics Q3 2007 Investor Update

Dear Investor

PluroGen has had another terrific quarter, achieving a number of very important milestones in the 3rd quarter 2007.  
This Quarterly Report focuses on these key milestones.  We are pleased with our progress and are happy to answer any
of your questions.  Thank you for your investment and support.

Q3 '07 Update – Important Achievements for PluroGen

Regulatory & Clinical

  •  Submitted our 1st US FDA Orphan Drug Application
  • Completed 1st meetings with our #1 candidate for EU regulatory partner

Product Development
  • Signed agreement with Derma Sciences, Inc. (NASDQ:  DSCI) a well established wound care company to
    prototype our next round of products
  • These products are dressing products, that is biomaterials impregnated with our gel products to make
    advanced bandages, for burns and wounds
  • Terms of the agreement include the partner company paying for all prototyping work and the partner
    company exclusively licensing any new intellectual property to PluroGen

Intellectual Property
  • Signed the renegotiated license agreement with UVA
  • This new license provides for more favorable terms on our gel technology platform
  • This new license  includes the new provisional patent covering our gel technology filed in June

Manufacturing
  • Final formulation selected for our 1st product
  • built more than 140 formulation prototypes
  • Initial response to our selected formulation was very positive from the prestigious Shriners Burn Hospital
    in Cincinnati

Funding
  • Raised to date USD 200,000 in the bridge round, bringing total raised to USD 1.8M
  • Series A Offering
  • Early meetings have been initiated with potential investors, including several VC firms.  Discussions are
    positive but no firm commitments.


We would like to thank you for your interest and your investment in PluroGen.  With your support, we have been able to
move this technology significantly forward and hope this update is informative.  If you have any questions please do not
hesitate to contact us.  We are happy to talk further and provide any answers.


Best regards,

Neal G. Koller

NGK/sa