Cynthia L. Sears, MD, of Johns Hopkins University School of Medicine, summarizes her keynote talk on microbes, microbiota, and colon cancer. Next-generation sequencing combined with biologic studies suggests that most colorectal cancer cases have specific microbiome associations.
Julien Edeline, MD, of the Centre Eugène Marquis, discusses in French study findings on gemcitabine and oxaliplatin vs surveillance following surgery for localized biliary tract cancer (Abstract 225).
Michael J. Overman, MD, of The University of Texas MD Anderson Cancer Center, discusses study findings on nivolumab alone or in combination with ipilimumab in patients with DNA mismatch repair–deficient/microsatellite instability high metastatic colorectal cancer (Abstract 519).
Masanori Terashima, MD, PhD, of Shizuoka Cancer Center, discusses phase III study findings evaluating bursectomy for patients with subserosal/serosal gastric cancer (Abstract 5).
Cornelis van de Velde, MD, PhD, of Leiden University Medical Center, discusses the International Watch & Wait database, established to track evidence on organ-preserving strategies in patients with rectal cancer (Abstract 521).
Geoffrey Ku, MD, MBA, of Memorial Sloan Kettering Cancer Center, discusses the promise of immunotherapy drugs and the search for biomarkers that will help identify patients more likely to respond, not only to these medications, but to combinations of immunotherapies, other targeted treatments, chemotherapy drugs, and radiation.
