Published:
Transgenomic Introduces SURVEYOR(R) Endonuclease Adaptor-Ligated Libraries (SEAL) for Determining Whole Genome Sequence Variation
OMAHA, Neb., June 17 /PRNewswire-FirstCall/ -- Transgenomic
(OTC Bulletin Board: TBIO) today announced that it is developing SURVEYOR
Endonuclease Adaptor-ligated Libraries (SEAL). A cost-effective and high
throughput enabling technology for whole genome analysis, SEAL identifies DNA
variations between a reference genome and a test genome. SEAL is designed to
recognize point mutations and small insertion/deletions at 100 to 1000 times
lower sequencing intensity than current methods, and thus has the potential to
reduce the cost of whole genome analysis of such variations to under $10,000.
Dr. Eric Kaldjian, Chief Scientific Officer of Transgenomic, stated, "With
its potential for low-cost assessment of variation in the human genome, SEAL
could transform the genomic approach to patient-tailored prevention and
treatment, as well as accelerate our understanding of the mechanisms of
complex diseases. It should be a useful complement to whole genome sequencing
results by confirming sequence variations. In addition, SEAL's capacity to
compare drug-resistant and wild-type strains could be utilized for deep and
rapid investigation of sequence-associated drug resistance mechanisms in human
pathogens, as well as the discovery of novel antibiotic targets."
SEAL was invented by Dr. Gary Gerard and colleagues in Transgenomic's
Gaithersburg Laboratories, evolving from the Company's SURVEYOR Nuclease
technology, which is highly sensitive for detecting genetic variations. By
focusing analysis solely on regions of DNA variation, SEAL eliminates the
sequencing of vast amounts of non-variant DNA, but is not limited to
assessment of known common single nucleotide polymorphisms (SNPs). It thus
bridges the current technology gap between haplotyping of known SNPs and deep
high-throughput DNA sequencing.
Craig Tuttle, Chief Executive Officer and President of Transgenomic
commented, "We expect SEAL to have a significant impact on the use of DNA
sequencing within pharmacogenomic assessments for personalized medicine. A
whole genome catalog of sequence variations below $10,000 is a realistic goal
based on our prediction that SEAL should identify point mutations and small
insertion/deletions at 100 to 1000 times lower sequencing intensity than
current methods."
About SEAL
SURVEYOR Endonuclease Adaptor-ligated Libraries (SEAL) is a cost-effective
and high throughput enabling technology for whole genome analysis under
development by Transgenomic. It identifies DNA variations between a reference
genome and a test genome. Using a linker that attaches an identification tag
of known sequence to the ends cleaved by the SURVEYOR Nuclease, SEAL generates
a library of genetic variations present within a DNA sample relative to a
reference sample, allowing recognition of both the sequence of the variant
nucleotide and the sequence context of the mutation. The library can be
sequenced directly via standard or massively parallel systems, queried at any
desired genetic locus by PCR amplification or archived for subsequent
multi-query analysis.
About SURVEYOR
SURVEYOR Mutation Detection Kits and the SURVEYOR Check-It Kit provide
reagents and protocols for the detection of mutations in DNA. All of these
kits are based on the use of SURVEYOR Nuclease, a mismatch-specific
endonuclease shown to recognize and cleave all types of mismatches arising
from the presence of single nucleotide polymorphisms (SNPs) or from small
insertions or deletions. The protocol is based on the generation of PCR
products that are subsequently hybridized to generate mismatches in
heteroduplexed DNA which is then treated and cleaved by SURVEYOR Nuclease.
SURVEYOR Nuclease can detect genetic variations in samples with high
sensitivity.
About Transgenomic
Transgenomic (OTC Bulletin Board: TBIO) is a global biotechnology company
specializing in high sensitivity genetic variation and mutation analysis. The
Company provides products and services in the fields of pharmacogenomics and
pharmacogenetics.
Product offerings include the WAVE(R) DHPLC Systems and associated
consumables specifically designed for use in genetic variation detection and
single- and double-strand DNA/RNA analysis and purification. With broad
applicability to genetic research, over 1600 systems have been shipped to
customers in more than 30 countries. The SURVEYOR Mutation Detection Kits and
SURVEYOR Check-It Kit provide reagents and protocols are for the detection of
mutations in DNA. In addition, HANABI automated chromosome harvesting systems
improve laboratory productivity with consistent quality compared to manual
methods.
Service offerings include the Transgenomic Clinical Reference Laboratory,
which provides reference laboratory services specializing in molecular
diagnostics including Mitochondrial Disorders, Oncology and Hematology,
Molecular Pathology and Inherited Diseases. Transgenomic Genomic Research
Services is a CRO for pharmacogenomic, translational research and clinical
trials.
FORWARD LOOKING STATEMENTS:
This document contains forward-looking statements as that term is defined
in the Private Securities Litigation Reform Act of 1995. These statements
relate to future events or our future results of operation or future financial
performance, including, but not limited to the following statements: the
Company's ability to develop, obtain regulatory approval and commercialize its
clinical and preclinical product candidate programs. These statements are only
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factors, which may cause our actual results to be materially different from
these forward-looking statements. Factors which may significantly change or
prevent our forward looking statements from fruition include that we may be
unsuccessful in developing any products or acquiring products; that our
technology may not be validated as we progress further and our methods may not
be accepted by the scientific community; that we are unable to retain or
attract key employees whose knowledge is essential to the development of our
products; that unforeseen scientific difficulties develop with our process;
that our patents are not sufficient to protect essential aspects of our
technology; that competitors may invent better technology; that our products
may not work as well as hoped or worse, that our products may harm recipients;
and that we may not be able to raise sufficient funds for development or
working capital when we require it. As well, our products may never develop
into useful products and even if they do, they may not be approved for sale to
the public. We caution readers not to place undue reliance on any such
forward-looking statements, which speak only as of the date they were made.
Certain of these risks, uncertainties, and other factors are described in
greater detail in our filings from time to time with the Securities and
Exchange Commission (the "SEC"), which we strongly urge you to read and
consider, including our Form 10-Q filed with the SEC on May 8, 2008 and our
Form 10-K filed with the SEC on March 28, 2008, all of which are available
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Trademarks and Copyright
"TRANSGENOMIC," "SURVEYOR", "WAVE", the globe logo and "the power of
discovery" are registered trademarks of Transgenomic, Inc. (C)2008
Transgenomic, Inc. All rights reserved.
SOURCE Transgenomic
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