Biotin Blocking Kit has been developed to use with immunohistochemical (IHC) techniques for the reduction of nonspecific background staining due to endogenous biotin.Biotin is a coenzyme of decarboxylase.It is present in many tissues, such as liver, pancreas, kidney, and intestine.Endogenous biotin can interfere with staining systems that employ the use of biotin.This product is designed to effectively eliminate the interfering tendencies of endogenous biotin.Clear liquid, two components (A and B).Store Biotin Blocking Kit at 2-8 deg. C.Product is stable for 18 months from date of manufacture. PolyTek，抗兔聚合HRP已开发，具有成本效益，可提供最清洁，最一致的染色。该系统基于聚合的过氧化物酶标记，该标记从等式中消除了生物素，从而消除了背景染色的主要原因。