title: Phase I/II clinical trial for PRO 2000 begins.
mesh_terms: D000998:Antiviral Agents / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D015507:Drugs, Investigational / Q000627:therapeutic use*; D015658:HIV Infections / Q000188:drug therapy*; D006801:Humans
chemical_list: D000998:Antiviral Agents; D015507:Drugs, Investigational