On the use of (3H, 14C)labelled glucose in the study of the so-called "futile cycles" in liver and muscle.

Adenosine Triphosphate/pharmacology Animals Carbohydrate Epimerases/metabolism Carbon Radioisotopes Chromatography, Gel Fructosephosphates/metabolism Glucose-6-Phosphate Isomerase/metabolism Glucosephosphates/metabolism Isotope Labeling Liver/drug effects,enzymology,metabolism Magnesium/pharmacology Muscles/drug effects,enzymology,metabolism Sugar Phosphates Time Factors Transaldolase/metabolism Trioses Tritium Ultracentrifugation

Carbon Radioisotopes Fructosephosphates Glucosephosphates Sugar Phosphates Trioses Tritium Adenosine Triphosphate Transaldolase Carbohydrate Epimerases Glucose-6-Phosphate Isomerase Magnesium