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Integrated top-down and bottom-up proteomics enables precise characterization of proteoforms within the protein corona

Source: Nature - Biotechnology • Published: 11 Jun 2026, 00:00

Integrated top-down and bottom-up proteomics enables precise characterization of proteoforms within the protein corona

Protein-corona proteoform characterization invites readers into a technical study presenting analytical methods and implications for nanoparticle biomarker research.

Key Takeaways
  • Top-down proteomics identified over 5,000 proteoforms originating from 400 genes
  • Combining top-down and bottom-up proteomics improved characterization for about 35% of proteoforms
  • Integrated dataset produced the largest human plasma proteoform collection for protein corona studies
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