Cellulose acetate membrane technique for the detection of extracellular diffusible substances: further observations.
D000085:Acetates; D001419:Bacteria / Q000201:enzymology*; D002482:Cellulose; D003470:Culture Media; D004798:Enzymes / Q000032:analysis*; D005110:Extracellular Space; D005374:Filtration; D006801:Humans; D008567:Membranes, Artificial; D008722:Methods
D000085:Acetates; D003470:Culture Media; D004798:Enzymes; D008567:Membranes, Artificial; D002482:Cellulose