ICAM-1 orchestrates the abscopal effect of tumor radiotherapy.
Yang Zhao, Ting Zhang, Yanpu Wang...
https://pubmed.ncbi.nlm.nih.gov/33785590Actively Recruiting
Led by Peking University Cancer Hospital & Institute · Updated on 2024-08-19
20
Participants Needed
1
Research Sites
N/A
Total Duration
P
Peking University Cancer Hospital & Institute
Lead Sponsor
P
Peking University Health Science Center
Collaborating Sponsor
This research aims to evaluate the use of a new imaging agent called 68Ga-ICAM-1pep in cancer patients undergoing radiotherapy. Researchers want to see if this agent can help predict the abscopal effect, a phenomenon where radiotherapy affects tumors outside the treated area. The study focuses on patients with various cancers such as lung, esophagus, and cervical cancer, and it is an early-phase clinical trial investigating this new approach. Participants will receive a single intravenous dose of 2.96 MBq/kg of 68Ga-ICAM-1pep. PET/CT scans will be performed about one hour after the injection. There are two groups: patients who have not yet received radiotherapy and those who have completed radiotherapy. Imaging will be done before and during radiotherapy to observe tumor responses. During the study, participants will undergo PET/CT scans covering from the head to the upper thigh. Researchers will measure the standardized uptake values (SUVs) of 68Ga-ICAM-1pep before treatment and monitor changes during radiotherapy, about 3 to 4 weeks after it begins. The study includes monitoring for compliance with imaging procedures and overall safety until the study ends in late 2025.
CONDITIONS
68Ga-ICAM-1pep PET/CT in Cancer Patients
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Complete this quick 3-step screening to check your eligibility
Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
Duration - 1 day
Participants undergo PET/CT imaging with the 68Ga-ICAM-1pep radiotracer before radiotherapy to assess tumor responses.
1 visit (in-person)
Duration - 3 to 4 weeks
Participants receive radiotherapy as prescribed by their clinicians.
Duration - 1 day
Participants undergo PET/CT imaging with the 68Ga-ICAM-1pep radiotracer after radiotherapy to evaluate changes in tumor responses.
1 visit (in-person)
Total: 1 location
1
Beijing Cancer Hospital
Beijing, Beijing Municipality, China, 100142
Actively Recruiting
T
Ting Zhang
Study Type
INTERVENTIONAL
Masking
NONE
Allocation
RANDOMIZED
Model
SEQUENTIAL
Primary Purpose
DIAGNOSTIC
Number of Arms
2
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Yang Zhao, Ting Zhang, Yanpu Wang...
https://pubmed.ncbi.nlm.nih.gov/33785590