2
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Status
Completed
47
Unknown
32
Recruiting
17
Terminated
9
Not yet recruiting
6
Active not recruiting
2
Suspended
1
No longer available
1
Enrolling by invitation
1
Sponsor Class
OTHER
1
Study Type
Observational
1
Sponsor
Cancer Type
Gastrointestinal
1
Conditions
Neoplasms
47
Breast Neoplasms
46
Colorectal Neoplasms
27
Prostatic Neoplasms
26
Carcinoma, Non-Small-Cell Lung
21
Leukemia, Myeloid, Acute
20
Glioblastoma
19
Pancreatic Neoplasms
17
Melanoma
17
Lung Neoplasms
17
Neoplasm Metastasis
16
Glioma
14
Stomach Neoplasms
13
Ovarian Neoplasms
13
Brain Neoplasms
13
Carcinoma, Hepatocellular
12
Precursor Cell Lymphoblastic Leukemia-Lymphoma
11
Myelodysplastic Syndromes
11
Triple Negative Breast Neoplasms
10
Multiple Myeloma
10
Head and Neck Neoplasms
10
Carcinoma, Renal Cell
10
Lymphoma
9
Uterine Cervical Neoplasms
7
Sarcoma
7
Rectal Neoplasms
7
Leukemia
7
Hematologic Neoplasms
7
Esophageal Neoplasms
7
Colonic Neoplasms
7
Interventions
Surveys and Questionnaires
1
Phlebotomy
1
Date Range
30 days
90 days
1 year
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Clinical Trials
1 trials
Recent
Start date
Enrollment
Suspended
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Inflammatory Bowel Diseases
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Clear all
NCT04306939
2026-01-07
GREAT1
University of Pittsburgh
Suspended
120,000 enrolled