BioVision's EZBlock? Blocking Buffer and Signal Enhanceris a blocking solution for Western blot analysis. EZBlock? Blocking Buffer and Signal Enhancer not only provide blocking and primary and secondary antibody hybridization in one step but also enhance the signal developed with HRP (horseradish peroxidase) or AP (alkaline phosphatase) substrates. It, therefore, serves as both blocker and enhancer in Western analysis. With the three-in-one step procedure, EZBlock? Blocking Buffer and Signal Enhancer is an efficient and cost effective solution for the time consuming and laborious Western procedure.