streptavidin

sicastar® particles are available with covalently bound streptavidin in the size range of 100 nm to 20 µm. Streptavidin coated particles bind biotinylated molecules easily and with a high affinity.
The protein coated particles are supplied in PBS buffer (pH=7.4) with 0.02 % sodium azide.

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References
  • L. Pang, K. Farkas, G. Bennett, A. Varsani, R. Easingwood, R. Tilley, U. Nowostawska and S. Lin, Mimicking filtration and transport of rotavirus and adenovirus in sand media using DNA-labeled, protein-coated silica nanoparticles, Water research, 2014, 62(167–179;