title: A sensitive radioimmunoassay for immunoreactive somatostatin in extracted plasma: measurement and characterization of portal and peripheral plasma in the rat.
mesh_terms: D000818:Animals; D004492:Edetic Acid; D008297:Male; D008832:Microchemistry; D010949:Plasma / Q000032:analysis; D011169:Portal Vein; D011863:Radioimmunoassay / Q000379:methods; D051381:Rats; D013004:Somatostatin / Q000097:blood*
chemical_list: D013004:Somatostatin; D004492:Edetic Acid