title: The use of Sephadex LH-20 to improve yield in the initial stages of the purification of slow reacting substance of anaphylaxis.
mesh_terms: D000818:Animals; D002850:Chromatography, Gel / Q000379:methods; D002852:Chromatography, Ion Exchange / Q000379:methods; D003911:Dextrans; D006632:Histamine / Q000302:isolation & purification; D008970:Molecular Weight; D051381:Rats; D013189:SRS-A / Q000302:isolation & purification*
chemical_list: D003911:Dextrans; D013189:SRS-A; D006632:Histamine; C025614:sephadex