National Cancer Institute Designation The Dan L. Duncan Cancer Center is one of three such centers in the state of Texas. Traditional Pap Smear Soon to be History Human papilloma virus (HPV) genotyping has a potential role in primary screening of cervical cancer potentially replacing the traditional pap smear. Human Tissue Acquisition and Pathology A shared resource providing comprehensive pathology support. Visit the HTAP page for more information. On the Blog: Heroes in Plain Sight Dr. Steven Curley reflects on meeting and caring for a war hero on the Momentum Blog.