{"entity":{"id":"jens-overgaard","kind":"person","name":"Jens Overgaard","aka":[],"tldr":"Pioneering radiation oncologist at Aarhus who led the DAHANCA trials on hypoxia modification and radiotherapy for head and neck cancer.","summary":"Jens Overgaard is Professor in the Department of Oncology at Aarhus University and Aarhus University Hospital, where he founded the Department of Experimental Clinical Oncology. He has led the Danish Head and Neck Cancer Group (DAHANCA) trials for decades, establishing the role of hypoxic modification and altered fractionation in radiotherapy, and has been a central figure in European radiation oncology research.","asOf":"2026-09-10","links":[{"label":"Institution profile","url":"https://pure.au.dk/portal/en/persons/jens-overgaard"},{"label":"PubMed","url":"https://pubmed.ncbi.nlm.nih.gov/?term=Overgaard+J%5BAuthor%5D"}],"tags":["clinician-scientist","radiotherapy","head and neck cancer"],"related":[],"cancers":["head-and-neck"],"sections":[],"technologies":[],"targets":[],"drugs":[],"companies":[],"institutions":["aarhus-university-hospital"],"pathways":[],"terms":[],"trials":[],"people":[],"bottlenecks":[],"keyPapers":[],"journals":["radiotherapy-and-oncology"],"dependsOn":[],"notes":[],"role":"Professor, Department of Clinical Medicine - The Department of Oncology","institutionId":"aarhus-university-hospital","specialisms":["Radiation oncology","Head and neck cancer","Tumour hypoxia","Clinical trials"],"profiles":[{"label":"Institution profile","url":"https://pure.au.dk/portal/en/persons/jens-overgaard"},{"label":"PubMed","url":"https://pubmed.ncbi.nlm.nih.gov/?term=Overgaard+J%5BAuthor%5D"}],"papers":[{"title":"A randomized double-blind phase III study of nimorazole as a hypoxic radiosensitizer of primary radiotherapy in supraglottic larynx and pharynx carcinoma. Results of the Danish Head and Neck Cancer Study (DAHANCA) Protocol 5-85","journal":"Radiotherapy and Oncology","year":1998,"url":"https://doi.org/10.1016/S0167-8140(97)00220-X","doi":"10.1016/S0167-8140(97)00220-X"}]},"route":"/people/jens-overgaard/","neighbours":{"cancer":[{"id":"head-and-neck","kind":"cancer","name":"Head and neck squamous cell carcinoma","route":"/cancers/head-and-neck/"}],"institution":[{"id":"aarhus-university-hospital","kind":"institution","name":"Aarhus University Hospital","route":"/institutions/aarhus-university-hospital/"}],"journal":[{"id":"radiotherapy-and-oncology","kind":"journal","name":"Radiotherapy and Oncology","route":"/journals/radiotherapy-and-oncology/"}]}}