title: Cytochemical demonstration of some enzyme systems in HeLa cells.
mesh_terms: D004798:Enzymes / Q000378:metabolism*; D006367:HeLa Cells; D006801:Humans; D007159:Immunologic Tests; D012107:Research Design; D046509:Tissue Culture Techniques / Q000378:metabolism*
chemical_list: D004798:Enzymes
keywords: ENZYMES/metabolism; TISSUE CULTURE/metabolism