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About

David J. Brenner is a leading radiation biologist whose research has profoundly shaped the field of radiation biodosimetry, particularly in developing high-throughput automated systems for assessing radiation exposure following large-scale nuclear or radiological events. Based at Columbia University's Center for High Throughput Minimally Invasive Radiation Biodosimetry, Brenner's most transformative contribution is the development of the Rapid Automated Biodosimetry Tool (RABiT), a pioneering robotic platform that automates cytogenetics-based biodosimetry assays — work that has collectively generated hundreds of citations across a decade of iterative publications. Brenner's research integrates cutting-edge technologies, including imaging flow cytometry, high-content screening robotics, and advanced imaging systems, to automate demanding assays such as the γ-H2AX DNA double-strand break assay, the cytokinesis-block micronucleus assay, and the dicentric chromosome assay. His most-cited paper (118 citations) introduced the original RABiT concept in 2010, and subsequent work refined the system into the RABiT-II platform capable of processing small fingerstick blood samples with minimal human intervention. By dramatically reducing turnaround time and labor demands, Brenner's innovations have made population-scale radiation triage genuinely feasible, offering a critical tool for emergency preparedness. His sustained, systematic body of work represents a defining contribution to radiation emergency medicine.