Biology – Quantitative Biology – Genomics
Scientific paper
2008-12-20
Proteomics 8, 23-24 (2008) 4853-61
Biology
Quantitative Biology
Genomics
Scientific paper
10.1002/pmic.200800321
Protein detection methods after electrophoresis have to be sensitive, homogeneous, and not to impair downstream analysis of proteins by MS. Speed, low cost, and user friendliness are also favored features. Silver staining combines many of these features, but its compatibility with MS is limited. We describe here, a new variant of silver staining that is completely formaldehyde-free. Reducing sugars in alkaline borate buffer are used as developers. While keeping the benefits of silver staining, this method is shown to afford a much better performance in terms of compatibility with MS, both in PMF by MALDI and in LC/ESI/MS/MS.
Chevallet Mireille
Diemer Hélène
Dorsselaer Alain van
Luche Sylvie
Rabilloud Thierry
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