USPTO Patent Application: Neuron Generation from Pluripotent Stem Cells
Summary
The USPTO has published a patent application (US20260079153A1) detailing methods for generating mature neurons from pluripotent stem cells. The disclosed methods involve overexpressing specific splicing factors to facilitate the study of neurodegenerative diseases and the accelerated derivation of mature neurons.
What changed
This document is a USPTO patent application (US20260079153A1) filed on November 26, 2025, concerning methods for generating mature neurons from pluripotent stem cells. The core of the invention involves overexpressing the splicing factor muscleblind like splicing regulator 2 (Mbnl2) in cortical neurons, potentially alongside overexpressing RNA binding fox-1 homolog 1 (Rbfox1) and/or reducing polypyrimidine tract binding proteins PTBP1/2. The application aims to facilitate the study of late-onset neurodegenerative diseases, such as tau pathology models, and includes methods for accelerated derivation of mature neurons.
As this is a patent application, it does not impose direct compliance obligations on regulated entities. However, it represents a disclosure of novel methods in the biotechnology and pharmaceutical research space. Companies involved in stem cell research, neurodegenerative disease modeling, or therapeutic development may find this patent application relevant for understanding the state of the art, potential licensing opportunities, or as a basis for their own research and development efforts. No immediate actions are required from a compliance perspective.
Source document (simplified)
GENERATION OF MATURE NEURONS DIFFERENTIATED FROM PLURIPOTENT STEM CELLS
Application US20260079153A1 Kind: A1 Mar 19, 2026
Inventors
Hynek Wichterle, Brian Jude Joseph, Chaolin Zhang
Abstract
Methods for generating mature neurons differentiated from pluripotent stem cells, such as to facilitate the study of late-onset neurodegenerative disease, are disclosed. The methods include overexpressing the splicing factor muscleblind like splicing regulator 2 (Mbnl2) in cortical neurons. In some aspects, the method further comprises overexpressing RNA binding fox-1 homolog 1 (Rbfox1) and/or reducing expression of polypyrimidine tract binding proteins PTBP1/2. The methods also include accelerated derivation of mature neuron and generation of a tau pathology model. Also disclosed are constructs and compositions for accelerated derivation of mature neuron and/or generation of a tau pathology model.
CPC Classifications
G01N 33/5091 C12N 5/0619 C12N 15/86 C12N 2506/45 C12N 2740/15043
Filing Date
2025-11-26
Application No.
19401464
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