title: The separation of purine and pyrimidine bases and nucleosides by thin-layer chromatography on Sephadex-cellulose and Sephadex-silica gel layers.
mesh_terms: D002482:Cellulose; D002855:Chromatography, Thin Layer; D005782:Gels; D007475:Ion Exchange Resins; D008722:Methods; D009705:Nucleosides / Q000302:isolation & purification*; D011687:Purines / Q000302:isolation & purification*; D011743:Pyrimidines / Q000302:isolation & purification*; D012822:Silicon Dioxide
chemical_list: D005782:Gels; D007475:Ion Exchange Resins; D009705:Nucleosides; D011687:Purines; D011743:Pyrimidines; D012822:Silicon Dioxide; D002482:Cellulose