Suicide Gene Therapy

Gene therapy has expanded rapidly over the last decade. The number of clinical trials reported by 2001 included 532 protocols and 3436 patients. Phase I trials predominate with 359 trials of 1774 patients versus Phase II (57 trials with 507 patients) and Phase III (3 trials of 251 patients). The disease overwhelmingly targeted by gene therapy is cancer: involving 331 trials with 2361 patients. Des...