Induced cell phenotype activity recording of DNA-tagged ligands
2025

Recording Cell Activity with DNA-Encoded Ligands

publication Evidence: moderate

Author Information

Author(s): Sander Philipp N., Gillen Miller Jared T., Lairson Luke L.

Primary Institution: The Scripps Research Institute

Hypothesis

Can we record the phenotype-based activity of DNA-encoded small molecules in living cells?

Conclusion

The study demonstrates a method to recover activity information from DNA-encoded small molecules in living cells.

Supporting Evidence

  • The approach allows for high-throughput screening of DNA-encoded chemical libraries.
  • Photorelease chemistry was used to activate small molecules in living cells.
  • Recovery of DNA barcodes correlated with the activity of the encoded small molecules.

Takeaway

Scientists found a way to track how small molecules affect cells using special DNA tags, which helps in discovering new drugs.

Methodology

The study involved transfecting DNA barcodes with small molecules into cells, followed by photorelease and activity recording through a reporter gene.

Limitations

The methodology may face challenges in adapting to pooled DNA encoded libraries and bulk transfection methods.

Digital Object Identifier (DOI)

10.1039/d4cb00137k

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