[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100327931":3},{"organization":4,"armGroups":7,"interventions":24,"overallOfficials":30,"centralContacts":36,"locations":46,"responsibleParty":62,"collaborators":30,"id":66,"slug":30,"hasResults":67,"nctId":68,"briefTitle":69,"officialTitle":70,"acronym":30,"eligibilityCriteria":71,"healthyVolunteers":72,"sex":73,"minAge":74,"maxAge":75,"enrollmentInfo":76,"targetDuration":30,"studyType":79,"phases":80,"briefSummary":82,"conditions":83,"keywords":30,"overallStatus":48,"whyStopped":30,"lastUpdateSubmitDate":88,"lastUpdatePostDateStruct":89,"startDateStruct":92,"completionDateStruct":94,"leadSponsor":96,"locationsCount":97},{"fullName":5,"class":6},"Massachusetts General Hospital","OTHER",[8,15,19],{"label":9,"type":10,"description":11,"interventionNames":12},"Healthy Subjects","ACTIVE_COMPARATOR","Healthy subjects will receive an IV injection of 11C-Martinostat and undergo simultaneous PET-MRI.",[13,14],"Drug: 11C-Martinostat","Device: PET-MRI",{"label":16,"type":10,"description":17,"interventionNames":18},"Diabetes Patient Subjects","Patient subjects with diabetes will receive an IV injection of 11C-Martinostat and undergo simultaneous PET-MRI.",[13,14],{"label":20,"type":21,"description":22,"interventionNames":23},"Aortic Stenosis Patient Subjects","EXPERIMENTAL","Patient subjects with aortic stenosis will receive an IV injection of 11C-Martinostat and undergo simultaneous PET-MRI before and after transcatheter valve replacement.",[13,14],[25,31],{"type":26,"name":27,"description":28,"armGroupLabels":29,"otherNames":30},"DRUG","11C-Martinostat","Imaging probe for evaluating the activity of histone deacetylase in the heart",[20,16,9],null,{"type":32,"name":33,"description":34,"armGroupLabels":35,"otherNames":30},"DEVICE","PET-MRI","Siemens PET-MR Scanner (Biograph MMR)",[20,16,9],[37,42],{"name":38,"role":39,"phone":40,"phoneExt":30,"email":41},"David E Sosnovik, MD","CONTACT","617-724-3407","dsosnovik@mgh.harvard.edu",{"name":43,"role":39,"phone":44,"phoneExt":30,"email":45},"Anne L Philip, MPH","617-726-0431","alphilip@mgh.harvard.edu",[47],{"facility":5,"status":48,"city":49,"state":50,"zip":51,"country":52,"cosmosGeoPoint":53,"geoPoint":58,"contacts":59},"RECRUITING","Boston","Massachusetts","02114","United States",{"type":54,"coordinates":55},"Point",[56,57],-71.05977,42.35843,{"lat":57,"lon":56},[60],{"name":61,"role":39,"phone":30,"phoneExt":30,"email":30},"David Sosnovik, MD",{"type":63,"investigatorFullName":64,"investigatorTitle":65,"investigatorAffiliation":5,"oldNameTitle":30,"oldOrganization":30},"PRINCIPAL_INVESTIGATOR","David E Sosnovik","Associate Professor of Medicine","100327931",false,"NCT03549559","Imaging Histone Deacetylase in the Heart","Imaging of Histone Deacetylase in the Heart","Inclusion Criteria:\n\nGroup 1: Healthy Volunteers (n = 30)\n\n* Healthy adults with no known history of medical disease\n* Age 18-85 years\n* No history cardiovascular disease\n* Ability to provide informed consent\n\nGroup 2: Patients with Diabetes (n = 16)\n\n* Age 18-85 years\n* Diagnosis of diabetes\n* Echocardiogram within last 12 months showing no evidence of left ventricular hypertrophy or hemodynamic findings consistent with heart failure with preserved ejection fraction\n* Ability to provide informed consent\n\nGroup 3: Patients with Aortic Stenosis (n = 50)\n\n* Age 18-85 years\n* Echocardiogram or cardiac MRI scan within last 12 months documenting left ventricular hypertrophy and degenerative calcific aortic stenosis\n* Ability to provide informed consent\n\nExclusion Criteria:\n\n* Known contraindication to MRI",true,"ALL","18 Years","85 Years",{"count":77,"type":78},96,"ESTIMATED","INTERVENTIONAL",[81],"NA","The overall goal of this PET-MR imaging trial is to evaluate 11C-Martinostat, a histone deacetylase targeted radioligand, in patients with aortic stenosis, individuals with diabetes, and healthy volunteers.",[84,85,86,87],"Heart Failure With Normal Ejection Fraction","Left Ventricular Hypertrophy","Aortic Valve Stenosis","Diabetes","2025-12-18",{"date":90,"type":91},"2025-12-22","ACTUAL",{"date":93,"type":91},"2018-09-07",{"date":95,"type":78},"2026-09-01",{"name":5,"class":6},1]