Term Name:	phosphorothioate oligonucleotide
Synonyms:	oligo(nucleoside phosphorothioate), oligo(nucleoside phosphorothioate)s, oligonucleotide phosphorothioate, oligonucleotide phosphorothioates, OPS, phosphorothioate DNA, phosphorothioate oligonucleotides, PS DNA, PS-DNA, S-oligo, S-oligos
Definition:	An oligonucleotide in which one of the non-bridging oxygens in each phosphodiester linkage has been replaced by sulfur. The main application of phosphorothioate linkages in an oligonucleotide is to protect the oligonucleotide from nuclease degradation.
Ontology:	ChEBI [CHEBI:76674]  ( EBI )