title: Reduction of the tetrazolium salts in cells and tissue sections incubated without substrate.
mesh_terms: D000818:Animals; D002286:Carcinoma, Ehrlich Tumor / Q000378:metabolism*; D002415:Cats; D002478:Cells, Cultured; D046508:Culture Techniques; D006651:Histocytochemistry; D008099:Liver / Q000378:metabolism*; D009243:NAD / Q000378:metabolism; D010084:Oxidation-Reduction; D013116:Spinal Cord / Q000378:metabolism*; D013778:Tetrazolium Salts / Q000378:metabolism*
chemical_list: D013778:Tetrazolium Salts; D009243:NAD