Single stranded DNA aptamers binding NF-κB/RelA

US9018367B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9018367-B2
Application numberUS-201213445558-A
CountryUS
Kind codeB2
Filing dateApr 12, 2012
Priority dateApr 12, 2011
Publication dateApr 28, 2015
Grant dateApr 28, 2015

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Abstract

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DNA aptamers are high affinity ligands selected by genetic enrichment techniques to bind to specific protein targets. Because these represent chemically stable and reproducible molecules, they have application as affinity reagents and/or therapeutic drugs to affect the target protein's actions. NF-kB is an important mediator of the innate immune response and mediator of tissue inflammation. Although RNA and double stranded DNA aptamers have been identified to bind to the NF-kB family of proteins, the present invention represents the first identification of single stranded DNA aptamers that recognize NFkB RelA. The aptamers disclosed herein bind to several distinct regions of RelA and may be useful to antagonize the DNA binding of RelA as an inhibitor of cellular inflammation, visualize the location or amount of RelA in tissues from pathological conditions, or to quantitatively measure the activated state of RelA by affinity binding.

First claim

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What is claimed is: 1. A composition comprising: an isolated single-stranded oligonucleotide for binding to an activated Nuclear Factor-κB (NF-κB)/RelA complex, wherein the oligonucleotide comprises SEQ ID NO: 9, SEQ ID NO: 10, SEQ ID NO: 11, SEQ ID NO: 12, SEQ ID NO: 13, SEQ ID NO: 14, SEQ ID NO: 15, SEQ ID NO: 16, SEQ ID NO: 17, or the binding-specific variable regions thereof. 2. The composition of claim 1 , wherein the oligonucleotide comprises SEQ ID NO…

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What does patent US9018367B2 cover?
DNA aptamers are high affinity ligands selected by genetic enrichment techniques to bind to specific protein targets. Because these represent chemically stable and reproducible molecules, they have application as affinity reagents and/or therapeutic drugs to affect the target protein's actions. NF-kB is an important mediator of the innate immune response and mediator of tissue inflammation. Alt…
Who is the assignee on this patent?
Widen Steven G, Wood Thomas G, Brasier Allan R, and 2 more
What technology area does this patent fall under?
Primary CPC classification A61K49/0002. Mapped technology areas include Human Necessities.
When was this patent published?
Publication date Tue Apr 28 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).