A method for sulfonating compounds having one or more free hydroxyl functional groups and/or one or more optionally substituted primary or secondary functional groups, including treating the compounds with a complex of SO.sub.3-DMF in the presence of an acid capture agent.

 
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< Regulation of hypoxia-inducible gene expression with antisense Inhibitory PAS domain protein

> Glycosyltransferase, nucleic acid encoding the glycosyltransferase and method of testing canceration using the nucleic acid
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