[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100488661":3},{"organization":4,"armGroups":7,"interventions":14,"overallOfficials":10,"centralContacts":19,"locations":25,"responsibleParty":48,"collaborators":10,"id":50,"slug":10,"hasResults":51,"nctId":52,"briefTitle":53,"officialTitle":54,"acronym":10,"eligibilityCriteria":55,"healthyVolunteers":56,"sex":57,"minAge":58,"maxAge":10,"enrollmentInfo":59,"targetDuration":10,"studyType":62,"phases":10,"briefSummary":63,"conditions":64,"keywords":66,"overallStatus":28,"whyStopped":10,"lastUpdateSubmitDate":71,"lastUpdatePostDateStruct":72,"startDateStruct":75,"completionDateStruct":77,"leadSponsor":79,"locationsCount":80},{"fullName":5,"class":6},"Masonic Cancer Center, University of Minnesota","OTHER",[8],{"label":9,"type":10,"description":11,"interventionNames":12},"Firefighters over 18 years old",null,"This is a within subject, observational study of firefighters. This study will involve three sample collections including buccal cells and urine samples; one collection pre and two collections post-structural fire exposure.",[13],"Other: Sample collection",[15],{"type":6,"name":16,"description":17,"armGroupLabels":18,"otherNames":10},"Sample collection","This study will involve three sample collections including buccal cells and urine samples",[9],[20],{"name":21,"role":22,"phone":23,"phoneExt":10,"email":24},"Joni Jensen","CONTACT","612-624-5178","jense010@umn.edu",[26],{"facility":27,"status":28,"city":29,"state":30,"zip":31,"country":32,"countryCode":33,"cosmosGeoPoint":34,"geoPoint":39,"contacts":40},"Masonic Cancer Center","RECRUITING","Minneapolis","Minnesota","55455","United States","US",{"type":35,"coordinates":36},"Point",[37,38],-93.26384,44.97997,{"lat":38,"lon":37},[41,45],{"name":42,"role":22,"phone":43,"phoneExt":10,"email":44},"Stephen S Hecht","612-624-7604","hetcht002@umn.edu",{"name":46,"role":22,"phone":47,"phoneExt":10,"email":24},"Joni A Jensen","+1 612-624-7604",{"type":49,"investigatorFullName":10,"investigatorTitle":10,"investigatorAffiliation":10,"oldNameTitle":10,"oldOrganization":10},"SPONSOR","100488661",false,"NCT05643014","Observational Study of Exposure to Environmental Toxicants Among Firefighters","Evaluate the Exposure to Toxicants Emitted During a Structural Fire Assessed by Urinary and Buccal Cell Biomarkers Found in Firefighters.","Inclusion Criteria:\n\n* Firefighter (career or volunteer)\n* Over 18 years of age\n* Able to provide written voluntary consent\n\nExclusion Criteria:\n\n* Unwilling to provide a pre and post-exposure urine sample\n* Current cancer diagnosis\n* Tobacco use within the last 1 year (verified by urinary TNEs)",true,"ALL","18 Years",{"count":60,"type":61},60,"ESTIMATED","OBSERVATIONAL","Observational, within subject study design with 1 pre and 2 post-fire exposure biomarker samples collected to assess exposure to toxicants from combustion emissions related to fighting a structural fire.",[65],"Healthy",[67,68,69,70],"PAH","1-HOP","PheT","SPMA","2026-03-10",{"date":73,"type":74},"2026-03-12","ACTUAL",{"date":76,"type":74},"2020-02-01",{"date":78,"type":61},"2027-12-31",{"name":5,"class":6},1]