Comment on

• Nonviral transfer of the gene encoding coagulation factor VIII in patients with severe hemophilia A.

  Roth DA, Tawa NE Jr, O'Brien JM, Treco DA, Selden RF; Factor VIII Transkaryotic Therapy Study Group. Roth DA, et al. N Engl J Med. 2001 Jun 7;344(23):1735-42. doi: 10.1056/NEJM200106073442301. N Engl J Med. 2001. PMID: 11396439 Clinical Trial.
• The hemophilias--from royal genes to gene therapy.

  Mannucci PM, Tuddenham EG. Mannucci PM, et al. N Engl J Med. 2001 Jun 7;344(23):1773-9. doi: 10.1056/NEJM200106073442307. N Engl J Med. 2001. PMID: 11396445 Review. No abstract available.