The histochemical demonstration of enzymatic activity by a nonenzymatic redox reaction. Reduction of tetrazolium salts by indolyl-3-acetaldehyde.
D000079:Acetaldehyde; D004798:Enzymes / Q000737:chemistry*; D007211:Indoles / Q000737:chemistry*; D010084:Oxidation-Reduction; D013778:Tetrazolium Salts / Q000737:chemistry*
D004798:Enzymes; D007211:Indoles; D013778:Tetrazolium Salts; D000079:Acetaldehyde
ENZYMES/chemistry; INDOLES/chemistry; TETRAZOLIUM SALTS/chemistry