title: A comparison of cyclic nucleotide levels in plasma and cells of rat and human blood.
mesh_terms: D000818:Animals; D000242:Cyclic AMP / Q000097:blood*; D006152:Cyclic GMP / Q000097:blood*; D004912:Erythrocytes / Q000032:analysis; D005260:Female; D006801:Humans; D010949:Plasma / Q000032:analysis
chemical_list: D000242:Cyclic AMP; D006152:Cyclic GMP