November 12, 2024 | In this episode of The Chain, host Rakesh Dixit, PhD, DABT, president and founder of Bionavigen Oncology and Regio Biosciences, speaks with Anthony Tolcher, M.D., FRCPC, cofounder of NEXT Oncology, about antibody drug conjugates (ADCs) including the role of the bystander effect, approaching targets in oncology, dual-payload technologies, the potency of new payloads, and bispecific targeting. Tolcher also shares what inspired him to pursue oncology, how he came across ADCs, and where he sees ADCs heading in the future.

GUEST BIO

Anthony W. Tolcher, MD, FRCPC, FACP, CEO & Founder, NEXT Oncology
Dr. Tolcher is CEO and Founder of NEXT OncologyTM, San Antonio, Texas, a newly founded Phase I group that seeks to transform early clinical trials.  NEXT Oncology’s mission is to accelerate the next breakthrough medicines for cancer and the vision is to be the most successful and respected Phase I program in oncology research. Dr. Tolcher served as President and Co-Founder of START LLC from 2009- 2018, one of the world’s largest Clinical Phase I and early drug development operations in cancer medicine with 5 locations in San Antonio Texas; Grand Rapids, Michigan; Madrid Spain; and Shanghai China. Dr. Tolcher is a medical oncologist who has over 25 years’ experience in early drug development and clinical trials.  He has been involved in many of the initial phase I studies of new agents that subsequently were FDA approved for the treatment of cancer including pembrolizumab (Keytruda), copanlisib (Aliqopa), trastuzumab emtansine (Kadcyla), regorafenib (Stivarga), liposomal vincristine (Marqibo), cabazitaxel (Jevtana), carfilzomib (Kyprolis), gefitinib (Iressa), erlotinib (Tarceva), and eribulin (Halaven).  He is currently the principal investigator on 20 phase I clinical studies, is a reviewer for the Journal of Clinical Oncology, Clinical Cancer Research, and Annals of Oncology.  He has chaired the Developmental Therapeutics Review Committee for the American Association of Clinical Oncology Annual Scientific Program.  He has a member of over 20 Scientific Advisory Boards for both large and small pharmaceutical companies, as well as a member of the Board of Director for 2 biotechnology companies. Dr. Tolcher has over 100 peer-reviewed publications in scientific journals including Nature, Proceedings of the National Academy of Sciences (USA), Journal of Clinical Oncology, and Clinical Cancer Research, as well as an author of nine book chapters.

MODERATOR BIO

Rakesh Dixit, PhD, DABT, President & Founder, Bionavigen Oncology and Regio Biosciences
Rakesh Dixit is an accomplished executive, inventor, and scientist with over 35 years of success with top biotechnology and pharmaceutical companies, including Merck, Johnson & Johnson, and Medimmune - AstraZeneca. Currently, he is President and CSO of Regio Biosciences and Bionavigen. He is a Board Member of Regio Biosciences and a key member of multiple scientific advisory boards. Rakesh is also a chief adviser and consultant for more than 20 companies worldwide. His biopharmaceutical peers selected Rakesh as one of the 100 Most Inspiring People in the Pharmaceutical Industry by PharmaVOICE in 2015. Rakesh received the Most Prestigious Award of Long-Standing Contribution to ADCs by World ADC (Hanson-Wade) 2020. From 2006 to 2019, Rakesh was a Global Vice President of the Biologics R&D at Medimmune - AstraZeneca. Rakesh has unique expertise in developing biologics (e.g., monoclonal antibodies, bispecific biologics, antibody-drug conjugates, fusion proteins, peptides, gene and cell therapies, etc.) and small-molecule biopharmaceuticals. His areas of expertise include discovery, early and late preclinical development, safety assessment, DMPK, and translational sciences. Dr. Dixit conducted extensive graduate and post-graduate training in Pharmacology/Toxicology–Biochemistry with both Indian and USA Institutions (e.g., Case Western Reserve University, Medical College of Ohio, University of Nebraska) and is a Diplomate and Board Certified in Toxicology from the American Board of Toxicology, Inc. since 1992.