Specific for human neuron specific enolase (NSE). React with 45 kD band corresponding to NSE in immunoblotting of human brain extracts. Can be used for immunohistochemistry on formalin-fixed and paraffin-embedded sections; works in ELISA. Recommended pairs for sandwich immunoassay (coating - conjugate): 5E2 - 1C1, 1C1 - 5E2