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CasTag Biosciences Inc.

CasTag Biosciences Inc.

CasTag Biosciences provides custom AAV kits. It uses CRISPR knock-in technology to produce genome-wide arrayed libraries with a variety of donors for endogenous protein analysis in cells and tissue.

Company Location

701 W. Main St., Suite 200


Company Details

Year founded
Employment range in NC
US headquarters
North Carolina
Global headquarters
United States
Primary site activity
Potential end market(s)
Products on market
Three kit formats for endogenous protein tagging:
-EpiTag inserts antibody epitopes for immunostaining.
-FluorTag inserts GFP or RFP for live imaging.
-DisrupTag inserts a premature stop codon for truncation at specific sites with a reporter.
Products under development
MassTag - Proteomics assay for protein protein interaction partner identification.