The search textbox has an autosuggest feature. When you enter three or more characters, a list of up to 10 suggestions will popup under the textbox. Use the arrow keys to move through the suggestions. To select a suggestion, hit the enter key. Using the escape key closes the listbox and puts you back at the textbox. The radio buttons allow you to toggle between having all search items start with or contain the text you entered in the search box.
A steroidal alkylating agent with potential antineoplastic activity. Alkylating agents exert cytotoxic and, in some cases, chemotherapeutic effects by transferring alkyl groups to DNA, thereby damaging DNA and interfering with DNA replication and cell division. Check for active clinical trials or closed clinical trials using this agent. (NCI Thesaurus)