
Founded in 1996, Diamyd Medical AB (OMX: DIAM B ; OTCQX:
DMYDY), is an emerging and global life science group based in
Stockholm, Sweden with a subsidiary in Pittsburgh, Pennsylvania,
USA. Central to Diamyd’s research is the GAD gene, which should
notably form the basis for a vaccine for autoimmune diabetes. Elisabeth
Lindner, President and CEO for Diamyd, talks to us about how their
drug development work is progressing.
Mrs. Lindner, who was appointed
President and CEO of Diamyd in
December of last year, brings to the
table 25 years of experience in the
pharmaceutical industry. She notably
previously worked as a consultant, with
Diamyd as one of her clients. Mrs.
Lindner explains that there are two
sides to Diamyd’s current business: the
company is working towards finding
a GAD-based cure for autoimmune
diabetes. In the diabetes area,
Diamyd Medical more specifically
develops drugs to prevent or inhibit
the autoimmune attack against insulin
secreting beta cells. This enhances
the likelihood of a positive efficacy
and safety profile of the Diamyd®
treatment.
Diamyd currently develops therapeutics
from two independent platform
technologies. One of these platforms
relies on the GAD65 molecule and the
other on a viral delivery system
of proteins to nervous tissue (Nerve
Targeted Drug Delivery System,
NTDDS). Therapeutics for conditions
other than diabetes are also being
developed using these platforms.
Diamyd Medical´s furthest developed
project is the glutamic acid
decarboxylase (GAD65)-based vaccine
Diamyd® for autoimmune diabetes.
GAD65 is a major autoantigen
in autoimmune diabetes and the
Diamyd® vaccine is intended to induce
immunotolerisation. Diamyd® has
demonstrated significant and positive
results in a Phase II clinical trial in
recent onset type 1 diabetes patients
in Sweden. Apart from being a
major autoantigen in autoimmune
diabetes, GAD65 is also an enzyme that
converts the excitatory neurotransmitter
glutamate to the inhibitory transmitter
GABA (gamma aminobutyric acid). In
this context, GAD may play an important
role not only in treating diabetes, but
also in treating several central nervous
system-related diseases.
Interesting to note in that respect,
Diamyd Medical has sublicensed its
University of California at Los Angeles,
UCLA, GAD65 Composition of
Matter license to Neurologix Inc. for
treatment of Parkinson’s disease with
an AAV-vector. Neurologix recently reported that they have initiated a
Phase II study with the GAD-gene
within Parkinson’s disease, which
obviously is good news for Diamyd as
it proves that GAD can be used within
additional therapeutic areas, not only
within diabetes. Meanwhile however,
Diamyd Medical continues to profile
itself as a diabetes company. “In three
years time we should have our first
product for type 1 diabetes on the
market,” adds Mrs. Lindner. “Phase
II results so far have been very
encouraging.”

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