G Biosciences

HOOK™ BiotinQuant Kit

Product Description

  • A kit for estimation of biotin conjugation
  • Biotin labeling is measured using HABA [4'-hydroxyazobenzene-2-carboxylic acid] dye.
  • HABA binds with avidin at the biotin binding site.
  • The HABAavidin complex produces a characteristic color that absorbs at 500nm. (ε = 34,000 M-1 cm-1 expressed as per mole of HABA bound).
  • In the presence of biotin or biotinylated agents, these agents compete with the HABA for the binding sites.
  • Since biotins have a greater affinity for the binding sites it results in the displacement of HABA from the avidin binding sites and proportionate reduction of absorbance.
  • Hence, the amount of biotin present in the solution can be determined by measuring the reduction in absorbance at 500nm.

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Product Options

Product Number Description Package Size List Price (CAD)
GBBKC01 HOOK™ BiotinQuant Kit 20 Assays
CA$329.80
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