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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  • Pang, L., Farkas, K., Bennett, G., Varsani, A., Easingwood, R., Tilley, R., Nowostawska, U., and Lin, S., Mimicking filtration and transport of rotavirus and adenovirus in sand media using DNA-labeled, protein-coated silica nanoparticles, Water research, 2014, 62, 167-79;