Nanogen Issued Patent for Ligation-Based Strand Displacement Amplification Technologies for DNA Analysis

Nanogen, Inc., developer of advanced diagnostic products, announced today that it was issued U.S. Patent No. 6,864,071, "Multiplex amplification and separation of nucleic acid sequences using ligation-dependent strand displacement amplification and bioelectronic chip technology," by the U.S. Patent and Trademark Office. The '071 patent relates to amplifying and analyzing multiple samples of nucleic acid using ligation-based strand displacement amplification (SDA) technologies. The intellectual property pertains to research Nanogen conducted in collaboration with Becton Dickinson and increases Nanogen's portfolio of technologies for multiplex amplification on a chip.

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