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Juvaris BioTherapeutics Announces Collaboration
with Penn State University for Acute Myelogenous Leukmia
Collaboration Will Focus on Immunotherapeutic
Vaccine Development for AML
Pleasanton, CA - September 28, 2004
Juvaris BioTherapeutics, Inc. announced today a collaboration with
Dr. David Claxton at Penn State University for the development of
immunostimulant and therapeutic vaccine approaches for the treatment
of acute myelogenous leukemia (AML). Juvaris' novel and potent immunostimulation
technology will be tested in rodent tumor models established by
Dr. Claxton at Penn State University to evaluate the impact on leukemia
using either an antigen-specific immunotherapeutic AML vaccine (JuvaVaxTM)
or a non-antigen immunostimulant (JuvImmuneTM) to augment immune
responsiveness. These approaches are supported by preclinical data
generated by Juvaris and preliminary studies conducted by Dr. Claxton
demonstrating significant protection in a rodent tumor model.
"We are pleased to be working with Penn State University and such
a recognized leukemia investigator as Dr. Claxton," said Martin
D. Cleary, Co-founder, Chairman and CEO of Juvaris. "The immediate
goal of this collaboration is the development of products to treat
and prevent relapse in AML. The ability to substantially activate
the immune response and its cancer surveillance capability has been
a long sought objective in the cancer field," stated Mr. Cleary.
AML represents 90% of all adult acute leukemias, with an estimated
10,600 new cases annually in the United States. The overall survival
rate for AML is 14%, and approximately 7,400 patients succumb from
this cancer every year. The majority of patients with AML move into
remission after the initial treatment with chemotherapy, however,
current treatments are largely ineffective when relapse eventually
occurs. Therefore, there is a critical need for more effective means
to delay or prevent the recurrence of the cancer.
About Juvaris
Juvaris BioTherapeutics was created in 2002 to develop an immunotherapeutic
product platform for the treatment of infectious diseases and cancer
using lipid-DNA complexes. Cationic lipids are formulated with non-coding
DNA (plasmid) to create JuvImmuneTM, a single lipid-DNA complex,
which as an immunostimulation product will have utility in a number
of non-antigen immunotherapeutic applications. The DNA in these
complexes does not code for protein, but rather, through a combined
synergistic effect with lipids, strongly stimulates immune responses.
The JuvImmuneTM product has been shown to be at least 50-times
more potent at triggering innate immune activation and interferon
release than current immune stimulants. Juvaris was recently issued
Patent No. 6,693,086 titled "Systemic Immune Activation Method Using
Nucleic Acid-Lipid Complexes" providing broad intellectual property
coverage for the JuvImmuneTM technology.
When combined with disease-specific antigens, the technology creates
JuvaVaxTM vaccines capable of activating substantial antibody- and
cell-mediated immune responses, particularly induction of cytotoxic
T lymphocytes. Immunological responses elicited by the lipid-DNA
complexes have been successfully demonstrated in both prophylactic
and therapeutic settings in a variety of mammals including rodents,
rabbits, cats, dogs and non-human primates. This technology provides
the opportunity to develop many disease-specific vaccine products,
for which there are significant unmet medical needs.
Over the past six months, the Company has announced collaborations
or investigational studies with Cell Genesys, SomaGenics, the University
of California-San Francisco, and now Penn State University.
The Company encourage investment and partnering inquiries and can
be reached at their websites @ www.juvaris.com.
Company Contact:
Grant E. Pickering
Juvaris BioTherapeutics, Inc.
863A Mitten Road
Burlingame, California
650-259-1800 ext. 227
gpickering@juvaris.com
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