Collecting tissue samples to study central nervous system tumors
Official title: Tissue Collection for Drug Screening and Bioanalysis
Run by Weill Medical College of Cornell University · NCT04852354 · Data updated 2026-11-12
This study is collecting tissue samples from surgeries and autopsies to learn more about central nervous system tumors and find new treatment options.
Quick facts
| Study type | Observational |
|---|---|
| Sex | All |
| Enrollment | 500 (estimated) |
| Sponsor | Weill Medical College of Cornell University Academic / other |
| Locations | 1 site (New York, New York) |
| Status | Recruiting |
| Started | July 22, 2020 |
| Main results expected | July 22, 2029 |
| Study ends | July 22, 2029 |
| Registry record updated | December 17, 2025 |
| Trial ID | NCT04852354 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates include patients of all ages undergoing neurosurgery for suspected or confirmed CNS tumors, as well as pediatric patients without CNS tumors undergoing neurological procedures.
✕Probably not a fit
Patients who are not undergoing neurosurgery or do not have a CNS tumor diagnosis may not receive any benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This study aims to enhance understanding of central nervous system (CNS) tumors by collecting tissue samples during surgeries and post-autopsy. The collected samples will undergo various analyses, including DNA and RNA extraction, sequencing, and drug screening to develop new treatment options. The research will also involve creating tumor cell lines and patient-derived xenografts to test responses to different drugs. Additionally, biological samples from pediatric patients without CNS tumors will be collected for comparative analysis.
Why it matters
Potential benefit: If successful, this research could lead to improved treatment options and new therapeutic targets for patients with CNS tumors.
How similar studies have gone: Other studies have shown promise in using tissue samples for drug screening and analysis in cancer research, indicating that this approach has potential for success.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria for Tumor patients undergoing neurosurgery (cohort 1) 1. Subject has presented with a suspected/confirmed neoplastic CNS lesion and is undergoing a neurosurgical procedure in which CNS tissue and/or tumors associated with this tissue will be removed. 2. There must be tissue available in excess of that required by neuropathology for diagnostic purposes. 3. Subject of all ages included. 4. Subjects who are pregnant can be included. 5. Subjects who are neonates (0-4 weeks) can be included. Inclusion Criteria for Non-tumor patients undergoing neurosurgery (cohort 2) 1. Subject is between 4 weeks and 21 years of age and is undergoing a neurosurgical procedure at WCMC. 2. Subject does not have a CNS tumor diagnosis. 3. Subject should not be pregnant at the time of enrollment. Inclusion Criteria for Autopsy tumor tissue donation (cohort 3) 1. Subject of all ages included 2. Subject has been diagnosed with a neoplastic CNS lesion at the time of passing. 3. Subjects who are pregnant can be included. 4. Subjects who are neonates (0-4 weeks) can be included. Inclusion Criteria for parent of tumor patients 1. Subject is the biological parent of a patient undergoing/ who underwent a neurosurgical procedure in which CNS tissue and/or tumors associated with this tissue will be/ was removed. 2. Subject is the biological parent of patient enrolled in cohort 1. 3. Subject is not pregnant at the time of enrollment.
Where it's running
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Weill Cornell Medicine
New York, New York, United States Recruiting
Study contacts
- Principal investigator: Jeffrey Greenfield, M.D. — Weill Medical College of Cornell University
- Study coordinator: Jeffrey Greenfield, M.D.
- Email: jpgreenf@med.cornell.edu
- Phone: 212-746-2363
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.