Standard Article

Protein Determination

  1. Martin Guttenberger

Published Online: 3 MAY 2005

DOI: 10.1038/npg.els.0003916



How to Cite

Guttenberger, M. 2005. Protein Determination. eLS. .

Author Information

  1. University of Tübingen, Tübingen, Germany

Publication History

  1. Published Online: 3 MAY 2005


Protein determination aims at estimating the concentration of protein by comparing the unknown sample with a known standard. Sample preparation and choice of a suitable standard are the most important criteria for the accuracy of the results.


  • Bradford assay;
  • dot-blot assay;
  • interference;
  • Lowry assay;
  • protein determination