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Rajvir Dahiya, Speaker at Oncology Conferences
University of California San Francisco, United States

Abstract:

Precision oncology is transforming cancer management by integrating molecular profiling with clinical information to enable early detection, accurate diagnosis, personalized treatment, and improved patient outcomes. Genomic testing identifies cancer-associated molecular alterations, supports prognostic assessment, and guides targeted therapies and immunotherapies. Emerging RNA-based therapeutics and gene therapies offer additional opportunities to selectively target cancer-associated pathways and enhance antitumor immune responses. To advance these objectives, we have developed a novel, noninvasive, plasma cell-free mRNA–based genomic platform for cancer detection, diagnosis, and molecular risk stratification. In a multicenter study involving 500 prostate cancer samples and 150 normal samples collected across nine hospitals, a 25-gene blood-based assay demonstrated excellent diagnostic performance, achieving an AUC of 0.906, 90% sensitivity, and 91% specificity. Tissue-based analysis demonstrated comparable performance (AUC 0.9514, 95% sensitivity, and 94% specificity). Higher gene-expression scores were associated with Gleason scores greater than 7, suggesting potential utility for assessing tumor aggressiveness and prognostic risk. Subsequent prospective clinical evaluation further supported the diagnostic potential of GeneVerify for prostate cancer detection, demonstrating promising agreement with biopsy-based diagnosis. Additional clinical studies in kidney, breast, and bladder cancers have shown encouraging diagnostic performance, supporting the broader applicability of this molecular platform. GeneVerify's blood-based technology offers the potential for rapid, minimally invasive cancer detection, improved molecular risk stratification, and more informed clinical decision-making, potentially reducing unnecessary invasive diagnostic procedures following further clinical validation. In parallel, advances in RNA-based cancer vaccines, gene-silencing technologies, and targeted RNA therapeutics are creating new opportunities for precision cancer treatment. Several RNA-based therapeutic approaches are undergoing clinical investigation, although their eventual regulatory approval will depend on demonstrated safety and efficacy. Together, these innovations represent a promising shift toward integrated precision oncology—combining molecular diagnostics with personalized RNA-based therapeutics to improve cancer detection, guide treatment selection, and ultimately enhance patient survival and quality of life. 

Biography:

Dr. Rajvir Dahiya is an internationally recognized scientist and distinguished academic leader with over four decades of contributions to oncology, cancer genomics, molecular medicine, and precision oncology. He earned his Ph.D. from PGIMER, Chandigarh, completed postdoctoral training at the University of Chicago, and received his M.D. and D.Sc. from Kagoshima University and Osaka University, Japan, respectively. Dr. Dahiya joined UCSF in 1987 and became Director of the Urology Oncology Research Center in 1991. Following 34 years of distinguished service, he retired as Professor Emeritus and Director of the Urology Research Center. He has authored over 550 scientific publications, contributed to scholarly books, and holds multiple U.S. patents. As of 2026, his reported scientific achievements include over 38,795 citations, a D-index of 108, and an i10-index of 325, with a global medicine ranking of 5,690 (top 0.15%) and U.S. ranking of 3,003 (top 1%). His research has been associated with 99 reported NIH and VA funding awards. He has served for approximately 25 years as a scientific review chairman and expert reviewer for U.S. Department of Defense cancer research programs and nearly 30 years on NIH scientific review panels, including NCI and NIDDK. He also serves as an Associate Editor of Clinical Cancer Research. His distinguished career reflects a lasting commitment to scientific innovation, cancer research, academic leadership, and advancing precision oncology worldwide.

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