NCI Drug Dictionary
The NCI Drug Dictionary contains technical definitions and synonyms for drugs/agents used to treat patients with cancer or conditions related to cancer. Each drug entry includes links to check for clinical trials listed in NCI's List of Cancer Clinical Trials.
- ISIS 2503
A synthetic oligodeoxynucleotide. Functioning as an anti-sense agent, it hybridizes to the translation initiation region of the human mRNA for the oncogene H-Ras. ISIS 2503 selectively inhibits the expression of H-Ras, and may inhibit the growth of some Ras-dependent tumor cells. Check for active clinical trials or closed clinical trials using this agent. (NCI Thesaurus)
Synonym: H-RAS Antisense Code name: ISIS-2503