title: Uptake of calcium by platelet relaxing factor.
mesh_terms: D000251:Adenosine Triphosphatases / Q000378:metabolism; D001792:Blood Platelets / Q000378:metabolism*; D002118:Calcium / Q000378:metabolism*; D002499:Centrifugation, Density Gradient; D006651:Histocytochemistry; D006801:Humans; D066298:In Vitro Techniques; D008854:Microscopy, Electron; D009124:Muscle Proteins / Q000378:metabolism*
chemical_list: D009124:Muscle Proteins; D000251:Adenosine Triphosphatases; D002118:Calcium