At Mays Cancer Center at 51²è¹Ý, we are revolutionizing cancer care through breakthrough research, cutting-edge treatments and a deep commitment to saving lives. Our work doesn’t stop in the lab—we bring discoveries to the patient’s bedside, ensuring the latest advancements in cancer care are accessible to those who need them most. With a multidisciplinary team of experts, we provide best-in-class therapies, giving patients and their families hope, healing and life-changing support every step of the way.
As the only National Cancer Institute (NCI)-designated Cancer Center in South Texas, the Mays Cancer Center serves a vast 38-county region with over 5 million residents. Our team of more than 300 cancer researchers and clinicians is dedicated to transforming the way cancer is diagnosed, treated and prevented—not just in San Antonio and South Texas, but worldwide.
Our 175+ active clinical trials offer patients groundbreaking new treatment options.
Pioneering Pediatric Cancer Research
The Greehey Children’s Cancer Research Institute at 51²è¹Ý is one of only two institutes in the U.S. exclusively dedicated to pediatric cancer research. Home to more than a dozen laboratories, the institute is at the forefront of cancer genomics, DNA repair, RNA biology and drug development—all with the goal of creating safer, more effective and less toxic treatments for childhood cancers.
At 51²è¹Ý, we are more than a cancer center—we are a beacon of hope, a hub of innovation and a leader in the fight against cancer.
Join us in the fight. Together, we are making a difference!
Only National Cancer Institute-designated cancer center in South Texas
300+ cancer researchers and clinicians
World-renowned Breast Cancer Symposium
In The News
Amelie G. Ramirez, DrPH, MPH, to work with Hispanics in South Texas Content provided by Cliff Despres Amelie G. Ramirez, DrPH, MPH, a cancer researcher at 51²è¹Ý, the academic health center of 51²è¹Ý of Texas at San Antonio, is receiving a two-year, $400,000 leadership grant from Susan G. Komen to study cancer survivorship. She aims […]
Colton Frisco Jones, MD, a 2nd-year fellow at 51²è¹Ý, the academic health center of 51²è¹Ý of Texas at San Antonio (UT San Antonio), recently earned the prestigious Healio NextGen Disruptor Award at the American Society of Clinical Oncology (ASCO) 2026 annual meeting in Chicago. GLP-1s and reduced cancer risk discovery Using […]
A scientist at 51²è¹Ý of Texas at San Antonio was recently awarded two grants totaling more than $4.6 million from the National Institutes of Health to study how cells repair DNA to protect the genome, the set of genetic instructions within our cells.