[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100531693":3},{"organization":4,"armGroups":7,"interventions":15,"overallOfficials":21,"centralContacts":26,"locations":36,"responsibleParty":55,"collaborators":21,"id":59,"slug":60,"hasResults":61,"nctId":62,"briefTitle":63,"officialTitle":63,"acronym":21,"eligibilityCriteria":64,"healthyVolunteers":61,"sex":65,"minAge":66,"maxAge":67,"enrollmentInfo":68,"targetDuration":21,"studyType":71,"phases":72,"briefSummary":74,"conditions":75,"keywords":77,"overallStatus":39,"whyStopped":21,"lastUpdateSubmitDate":82,"lastUpdatePostDateStruct":83,"startDateStruct":86,"completionDateStruct":88,"leadSponsor":90,"locationsCount":91},{"fullName":5,"class":6},"Peking University Cancer Hospital & Institute","OTHER",[8],{"label":9,"type":10,"description":11,"interventionNames":12},"68Ga-DOTA-BPP PET\u002FCT","EXPERIMENTAL","Participants assigned to this single arm will undergo both 18F-FDG PET\u002FCT and 68Ga-DOTA-BPP PET\u002FCT. 18F-FDG PET\u002FCT will be performed as the conventional imaging examination for within-participant comparison. 68Ga-DOTA-BPP PET\u002FCT will be performed to evaluate the safety, biodistribution, and tumor imaging characteristics of this novel ACE1-targeted radiotracer in patients with confirmed or suspected triple-negative breast cancer (TNBC). Visual and semiquantitative analyses will be used to assess radiotracer uptake in tumor lesions and normal organs.",[13,14],"Drug: 68Ga-DOTA-BPP","Drug: 18F-FDG",[16,22],{"type":17,"name":18,"description":19,"armGroupLabels":20,"otherNames":21},"DRUG","68Ga-DOTA-BPP","68Ga-DOTA-BPP is an ACE1-targeted PET radiotracer. After intravenous administration of 3-5 mCi of quality-controlled 68Ga-DOTA-BPP, PET\u002FCT imaging will be performed to evaluate the safety, biodistribution, and tumor imaging characteristics of the tracer in patients with confirmed or suspected triple-negative breast cancer.",[9],null,{"type":17,"name":23,"description":24,"armGroupLabels":25,"otherNames":21},"18F-FDG","Participants will receive an intravenous injection of 18F-FDG at 0.1-0.15 mCi\u002Fkg after fasting for at least 6 hours. Whole-body PET\u002FCT imaging will be performed approximately 1 hour after injection.",[9],[27,32],{"name":28,"role":29,"phone":30,"phoneExt":21,"email":31},"Qian Zhang","CONTACT","13765839835","1806708691@qq.com",{"name":33,"role":29,"phone":34,"phoneExt":21,"email":35},"Hua Zhu, M.D","13671224863","zhuhuabch@pku.edu",[37],{"facility":38,"status":39,"city":40,"state":41,"zip":42,"country":43,"countryCode":44,"cosmosGeoPoint":45,"geoPoint":50,"contacts":51},"Ethics Committee of Peking University Cancer Hospital","RECRUITING","Beijing","Beijing Municipality","100142","China","CN",{"type":46,"coordinates":47},"Point",[48,49],116.39723,39.9075,{"lat":49,"lon":48},[52],{"name":53,"role":29,"phone":21,"phoneExt":21,"email":54},"Shunlian Zhou","zhoushunlian@163.com",{"type":56,"investigatorFullName":57,"investigatorTitle":58,"investigatorAffiliation":5,"oldNameTitle":21,"oldOrganization":21},"PRINCIPAL_INVESTIGATOR","Hua Zhu","Principal Investigator","100531693","construction-and-clinical-translation-of-ace-targeted-nuclear-medicine-imaging-probe-100531693",false,"NCT06203119","Construction and Clinical Translation of ACE Targeted Nuclear Medicine Imaging Probe","Inclusion Criteria\n\n1. Age 18 to 75 years, inclusive; sex unrestricted.\n2. Patients with triple-negative breast cancer (TNBC) or suspected TNBC who are scheduled to undergo pathological tissue biopsy or surgical treatment for the tumor in the near future (within 2 months).\n3. Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1.\n4. Estimated life expectancy of ≥12 weeks.\n5. Adequate hematologic, coagulation, hepatic, and renal function, defined as follows:\n\nWBC ≥4.0 × 10⁹\u002FL or neutrophil count ≥1.5 × 10⁹\u002FL; PLT ≥100 × 10⁹\u002FL; Hb ≥90 g\u002FL; PT or APTT ≤1.5 × the upper limit of normal (ULN); Total bilirubin ≤1.5 × ULN; ALT and AST ≤2.5 × ULN, or ≤5 × ULN in patients with liver metastases; ALP ≤2.5 × ULN, or ≤4.5 × ULN in patients with bone or liver metastases; BUN ≤1.5 × ULN; Serum creatinine ≤1.5 × ULN. 6:Presence of at least one measurable target lesion according to RECIST version 1.1.\n\n7::Female participants must use effective contraceptive measures during the study period and for 6 months after completion of the study. Male participants must agree to use effective contraceptive measures during the study period and for 6 months after completion of the study.\n\n8:Ability to understand the study procedures, voluntarily sign the informed consent form (ICF), and demonstrate good compliance with study requirements.\n\n9:Baseline assessment established based on \\^18F-FDG PET\u002FCT findings. Exclusion Criteria\n\n1. Presence of any of the following conditions: brain metastases, except asymptomatic primary or metastatic brain tumors that do not require treatment; carcinomatous meningitis; myocardial infarction within 6 months prior to enrollment; unstable angina; high risk of uncontrolled arrhythmia; history of coronary artery bypass grafting; cerebrovascular accident within 6 months prior to enrollment; congestive heart failure (NYHA Class III-IV); pulmonary embolism; deep vein thrombosis; concurrent infection requiring intravenous antibiotic treatment within the previous 2 weeks; or receipt of immunosuppressive therapy following organ transplantation.\n2. Primary central nervous system tumors.\n3. HBV DNA ≥10⁴ copies\u002FmL or ≥2,000 IU\u002FmL.\n4. HCV RNA ≥1,000 copies\u002FmL.\n5. Positive HIV antibody or syphilis antibody test.\n6. History of acute or subacute intestinal obstruction or inflammatory bowel disease.\n7. Pregnancy, breastfeeding, or plans to become pregnant during the study period.\n8. Known allergy to the investigational drug or any of its excipients.\n9. History of substance abuse involving psychiatric medications that cannot be discontinued, or presence of a psychiatric disorder.\n10. Inability to lie flat for at least 30 minutes.\n11. Known allergy to any component of the imaging agents or antibodies used in the study.\n12. Inability to undergo PET\u002FCT imaging.\n13. Any other condition that, in the investigator's judgment, makes the participant unsuitable for participation in the study.","ALL","18 Years","75 Years",{"count":69,"type":70},20,"ESTIMATED","INTERVENTIONAL",[73],"PHASE1","This prospective, single-center, open-label study aims to evaluate the safety, biodistribution, and tumor imaging characteristics of the novel ACE1-targeted PET radiotracer 68Ga-DOTA-BPP in patients with confirmed or suspected triple-negative breast cancer (TNBC). Participants will undergo \\^68Ga-DOTA-BPP PET\u002FCT and 18F-FDG PET\u002FCT. Visual and semiquantitative imaging analyses will be performed to assess tracer uptake in tumor lesions and normal organs. The relationship between \\^68Ga-DOTA-BPP uptake and ACE1 expression will also be explored in participants with available tumor tissue.",[76],"Cancer",[78,79,80,81],"PET\u002FCT","TNBC","68Ga labeling","diagnosis","2026-08-20",{"date":84,"type":85},"2026-08-21","ACTUAL",{"date":87,"type":85},"2024-03-06",{"date":89,"type":70},"2026-12-02",{"name":5,"class":6},1]