Phosphorothioate Backbone

Example Definitions of "Phosphorothioate Backbone"
Phosphorothioate Backbone. The term "Phosphorothioate Backbone" shall mean an oligonucleotide backbone that is a sulpher diester (as compared to a normal phosphorous or phosphodiester bond), which is not easily hydrolyzable.
Found in MICROMET, INC. contract
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