Helping the body fight disease™

Hot off the press (or rather, our tumblr), come updates about what's going on right now.

September 2009 - Another study, and press coverage


Dr. Alfred M. Legendre was interviewed for the “L’Action Veterinaire” a French weekly journal for veterinarians on the treatment of FIP with Polyprenyl Immunostimulant.

Sass & Sass, Inc. started field safety study in New Mexico.


August 2009 - Pre-License Facility Inspection


Sass & Sass, Inc. passed a pre-licensing facility inspection by US Department of Agriculture.

Journal of Feline Medicine and Surgery published a paper “Effect of Polyprenyl Immunostimulant on the survival times of three cats with the dry form of feline infectious peritonitis“ (J Fel Med Surg 11:624-626) by Drs. Alfred M. Legendre and J.W. Bartges.  Abstract - Feline infectious peritonitis (FIP) is considered a fatal disease. Three cats with dry form FIP were treated with Polyprenyl Immunostimulant. Two of the three cats are still on treatment and are alive and well 2 years after diagnosis. The third cat survived 14 months but was treated for only 4.5 months. Further studies are necessary to assess the potential of the Polyprenyl Immunostimulant.


July 2009 - Field Safety Study Begins


In July of 2009, Sass & Sass started a field safety study for Polyprenyl Immunostimulant.


October 2008 - USDA Conditional License


October 2008 - USDA Agrees to Grant Conditional License to Sass & Sass, Inc. for its Polyprenyl Immunostimulant.

On October 9, 2008, Sass & Sass, Inc., a research-driven biotechnology company, received notice from the United States Department of Agriculture (USDA) that the latest data for its trials of Polyprenyl Immunostimulant in cats with feline rhinotracheitis (herpes virus) are “suggestive of reasonable expectation of efficacy” and, along with earlier data, “provide adequate support for the efficacy aspect necessary for a conditional license” which will be granted upon completion of field safety trials and other standard compliance requirements.  The conditional license, when granted, will provide the Company full access to the U.S. market.

Polyprenyl Immunostimulant is a veterinary biologic with immunomodulatory properties capable of controlling a variety of viral diseases and immune disorders, including herpes and others.  Sass & Sass, Inc. holds a US Patent for the composition and methods and another patent application pending.  Sass & Sass, Inc. has developed process and manufactures Polyprenyl Immunostimulant from domestic raw materials; all phases of manufacturing, packaging and control are conducted by Sass & Sass, Inc. at its facility in Oak Ridge, TN .   The company has been working with the University of Tennessee Veterinary Teaching Hospital on animal trials for herpes, feline infectious peritonitis, and for other diseases.