特異性:Recognizes the C. botulinum Toxin A cleaved form of SNAP 25, aa183-197. Has been found to bind only to C. botulinum Toxin A cleaved SNAP 25 by ELISA and cell staining techniques. Does not react with SNAP-25 (uncleaved by C.botulinum Toxin A), VAMP2 or Syntaxin 1.