A drug screening platform for protein expression levels in neurological disorders

Neurological and psychiatric diseases and disorders affect more than half of the population. Many of these diseases are caused by the malfunctioning of protein synthesis, where too little or too much production of a protein harms a cell and its functions within the brain. We developed a drug screeni...

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Bibliographic Details
Main Authors: Farida Emran, Ibrahim Kays, Chiu-An Lo, Yueyang Li, Brian E. Chen
Format: Article
Language:English
Published: Taylor & Francis Group 2025-03-01
Series:BioTechniques
Subjects:
Online Access:https://www.tandfonline.com/doi/10.1080/07366205.2025.2484094
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Summary:Neurological and psychiatric diseases and disorders affect more than half of the population. Many of these diseases are caused by the malfunctioning of protein synthesis, where too little or too much production of a protein harms a cell and its functions within the brain. We developed a drug screening platform to identify compounds that target the primary cause of these diseases, namely protein expression amounts. This cellular assay monitors protein expression of a target disease gene along with the protein expression of a control gene using the Protein Quantitation Ratioing (PQR) technique. PQR tracks protein concentration using fluorescence. We used human cells and CRISPR-Cas9 genome editing to insert the Protein Quantitation Reporter into target genes. These cells are used in high-throughput drug screening measuring the fluorescence as the assay. Drug hits can be validated using the same PQR technique or animal models of the disease.
ISSN:0736-6205
1940-9818