Association of B7-H3 expression with racial ancestry, immune cell density, and androgen receptor activation in prostate cancer.

"Conflict of Interest Disclosures Ashley E. Ross reports personal fees and honoraria from Veracyte, Astellas, Bayer, Pfizer, Blue Earth, Myovant, and Janssen outside the submitted work. Mary‐Ellen Taplin reports honoraria from AstraZeneca, AbbVie, Astellas, Bauer, Blue Earth, Constellation, Celegene, Epizyme, GlaxoSmithKline, Incyte, Janssen, Myovant, Roviant, UpToDate, the University of Pittsburgh, and the American Society for Clinical Oncology; and participation on a data safety monitoring board or advisory board for Clovis, Pfizer, and Myovant outside the submitted work. Nathan A. Lack reports personal fees from Nido Bioscience outside the submitted work. Angelo M. De Marzo reports research support from Janssen and Myriad during the conduct of the study and personal fees from Cepheid and Merck outside the submitted work. Emmanuel S. Antonarakis reports research funding to his institution from Janssen, Johnson & Johnson, Sanofi, Dendreon, Genentech, Novartis, Merck, Bristol Myers Squibb, AstraZeneca, and Constellation; grants or contracts from AstraZeneca, Celgene, Clovis, and Sanofi; personal fees from Aikido Pharma, Blue Earth Diagnostics, Dendreon, EcoR1, KeyQuest Health, Janssen, Pfizer, and Projects in Knowledge; is a co‐inventor of an AR‐V7 biomarker technology that has been licensed to Qiagen; and reports participation on a data safety monitoring board or advisory board for Amgen, AstraZeneca, Bayer, Bristol Myers Squibb, Clovis, Constellation, Curium, Eli Lilly and Company, Exact Sciences, Foundation Medicine, Invitae, Ismar, Merck, Orion, Sanofi, and Tempus outside the submitted work. Corinne E. Joshu reports institutional grants or contracts from the American Cancer Society and the National Institutes of Health outside the submitted work. Eugene Shenderov reports institutional research funding from Macrogenics and personal fees from Biopharma, Inc, Firstthough.IO, and Guidepoint Global outside the submitted work. Tamara L. Lotan reports research support from Roche/Ventana, DeepBio, and Myriad Genetics and support for attending meetings and/or travel from the Prostate Cancer Foundation outside the submitted work. The remaining authors made no disclosures."

"Congressionally Directed Medical Research Programs‐Prostate Cancer Research Program 10.13039/100000005; National Cancer Institute 10.13039/100000054; Prostate Cancer Foundation 10.13039/100000892"