Reese CB, Song Q. Avoidance of sulfur loss during ammonia treatment of oligonucleotide phosphorothioates.
Nucleic Acids Res 1997;
25:2943-4. [PMID:
9207048 PMCID:
PMC146813 DOI:
10.1093/nar/25.14.2943]
[Citation(s) in RCA: 7] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/04/2023] Open
Abstract
Sulfur loss during the unblocking of phosphorothioate analogues of oligonucleotides with concentrated aqueous ammonia can be completely suppressed by the addition of 2-mercaptoethanol.
Collapse