title: Enzymatic analysis of guanine nucleotides in tissues and cells.
mesh_terms: D002457:Cell Extracts / Q000032:analysis*; D004798:Enzymes; D006150:Guanine Nucleotides / Q000032:analysis*; D014020:Tissue Extracts / Q000032:analysis*
chemical_list: D002457:Cell Extracts; D004798:Enzymes; D006150:Guanine Nucleotides; D014020:Tissue Extracts