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Fusion protein complexes for epigenetic regulation, cancer treatment

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Published March 5th, 2025
Detected April 2nd, 2026
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Summary

USPTO published patent application US20260092267A1 by inventors Seung Ja Oh and Na Ly Tran for fusion protein complexes including transcription enhancers and dCas9 proteins for epigenetic regulation. The application covers complexes with guide RNAs (gRNAs) for inducing apoptosis of colorectal cancer cells and compensating for rhodopsin deficiency to treat ocular diseases.

What changed

USPTO published patent application US20260092267A1 for fusion protein complexes comprising a transcription enhancer linked to dCas9 protein, combined with guide RNAs (gRNAs) for epigenetic regulation. The application covers pharmaceutical compositions for inducing apoptosis in colorectal cancer cells and activating genes EGFL8 and opsin mw to treat ocular diseases such as rhodopsin deficiency. The filing date was March 5, 2025, with early publication on April 2, 2026.\n\nThis is a patent application publication, not a granted patent or regulatory rule. Inventors and applicants in the biotechnology and pharmaceutical sectors should review the published claims to assess potential competitive implications or freedom-to-operate concerns. No compliance actions are required by third parties; this publication informs the public of pending intellectual property rights.

Source document (simplified)

← USPTO Patent Applications

FUSION PROTEIN COMPLEXES FOR USE IN EPIGENETIC REGULATION AND USE THEREOF

Application US20260092267A1 Kind: A1 Apr 02, 2026

Inventors

Seung Ja Oh, Na Ly Tran

Abstract

The disclosure relates to a fusion protein including a transcription enhancer and a dCas9 protein, a complex for epigenetic regulation including the fusion protein and one or more guide RNAs (gRNAs), etc. The fusion protein or complex according to an aspect may induce apoptosis of colorectal cancer cells or compensate for rhodopsin deficiency by activating the gene EGFL8, opsin mw, etc., and may be utilized as a pharmaceutical composition or the like for preventing or treating cancer or ocular diseases.

CPC Classifications

C12N 9/226 C12N 9/1007 C12N 15/11 C07K 2319/09 C12N 2310/20

Filing Date

2025-03-05

Application No.

19070685

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Named provisions

Abstract CPC Classifications Filing Date Application No. Inventors

Classification

Agency
USPTO
Published
March 5th, 2025
Instrument
Notice
Legal weight
Non-binding
Stage
Draft
Change scope
Minor
Document ID
US20260092267A1

Who this affects

Applies to
Pharmaceutical companies Drug manufacturers Healthcare providers
Industry sector
3254 Pharmaceutical Manufacturing 3254.1 Biotechnology 6211 Healthcare Providers
Activity scope
Biotechnology Patent Filing Pharmaceutical Patent Filing
Geographic scope
United States US

Taxonomy

Primary area
Intellectual Property
Operational domain
Legal
Topics
Pharmaceuticals Healthcare Anti-Money Laundering

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