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IP Update: Aug 13, 2009


Title: Compositions and Methods for Preparing Short RNA Molecules and Other Nucleic Acids

Number: 20090197307

Filed: Aug. 11, 2008

Lead Inventor: Knut Madden, Invitrogen

"The invention provides methods of preparing nucleic acids, such as RNA molecules, of a defined size or range of sizes," the patent application's abstract states. "The invention provides compositions, methods, and kits for use in the production and preparation of small RNA molecules, including without limitation microRNA, siRNA, dsiRNA and esiRNA, and other nucleic acids of various sizes."

Title: Modified Short Interfering RNA

Number: 20090197332

Filed: March 8, 2006 PCT Filed: March 8, 2006

Lead Inventor: Ioanna Andreou, Qiagen

The invention "refers to a double-stranded siRNA molecule comprising a sense strand and an antisense strand [that is] essentially complementary to the sense strand," the patent application's abstract states. "Each of the sense and the antisense strands [comprise] at least 17 nucleotides, [with] the siRNA further comprising at least one overhang at the 5' and/or 3' end, wherein the overhang residue or overhang residues are chemically modified and selected independently from each other" from a specific chemical modification group.

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