Schrade H., 1984: Preparative isolation of tetra purine penta purine and hexa purine oligo nucleotides from partial hydrolysates of depyrimidinated herring sperm dna. Journal Of Chromatography: 381-408 Herring sperm Dna is chemically degraded to a complex mixture of purine nucleotides. The oligonucleotides are separated from the partial hydrolysates by column chromatography. The resulting mixture of […]
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