Genexine Co. Ltd.’s DNA vaccine, GX-188E, showed potential in extending overall survival in patients with advanced cervical cancer in a phase II study when given in combination with Merck & Co. Inc.’s anti-PD-1 therapy, Keytruda (pembrolizumab). The Seoul, Korea-based company analyzed 60 patients with human papillomavirus (HPV)-16 or HPV-18-positive advanced cervical cancer who had progressed after standard-of-care therapy.