Biospecimen Collection
ProcedureUndergo collection of blood, tears, saliva, buccal mucosa, feces, and tissue samples
NCT Number: NCT04188912
This trial observes and collects samples from patients before and after stem cell transplantation to learn more about how and why a complication called chronic graft-versus-host disease (GVHD) develops after stem cell transplantation. Performing close observation and various types of testing may enable doctors to notice symptoms or problems sooner than they would normally have been noticed and predict which patients will develop chronic GVHD.
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Notify Me18 year and older
All sexes
Observational
University of Florida, Gainesville, Florida, United States
OUTLINE:
Patients undergo collection of tears, saliva, buccal mucosa, and fecal samples before stem cell transplant, at 2-3, 4, 6, 8, 10, and 12 months after stem cell transplant, and at cGVHD onset. Patients also undergo collection of blood samples before stem cell transplant, at 1-2, 2-3, 4, 6, 8, 10, and 12 months after stem cell transplant, and at cGVHD onset. Patients may undergo skin and mouth biopsy over 15-30 minutes before stem cell transplant, at 2-3 and 12 months after stem cell transplant, and at cGVHD onset. Patients undergo digital pictures of the eyes, mouth and skin, and optical coherence tomographybefore stem cell transplant, at 2-3, 4, 6, 8, 10, and 12 months after stem cell transplant, and at cGVHD onset. Patients without standard of care formal pulmonary function test undergo portable spirometry at 2-3, 4, 6, 8, 10, and 12 months after stem cell transplant, and at cGVHD onset. Patients also complete surveys and have their medical records reviewed.
After completion of study, patients are followed up periodically.
Healthy volunteers accepted: No
Only the study team can determine whether someone qualifies for participation.
Inclusion criteria
Exclusion criteria
Undergo collection of blood, tears, saliva, buccal mucosa, feces, and tissue samples
Undergo optical coherence tomography
Other names: OCT
Undergo portable spirometry
Complete survey
Undergo digital photography
Ancillary studies
Other names: Quality of Life Assessment
Review of medical charts
Other names: Chart Review
Time frame: Up to 3 years
Will compare the pg/ml levels and trajectories of proteins (IL-1b; IL-4; IL-5; IL-6; IL-8; IL-10; IL-13; IL-17a (pg/mL); TNF; G-CSF; IFNgamma; MCP-1; IL-12p40; GM-CSF; IL-2) between patients who do and do not develop chronic graft versus host disease (cGVHD). Blood will be analyzed separately from saliva and conjunctival washings.
Time frame: Up to 3 years
Onset of cGVHD will be treated as a time-to-event endpoint, using Cox regression with monthly levels or slopes of the markers entered as time dependent covariates.
Time frame: Up to 3 years
Will compare the levels, proportions and trajectories of different cellular populations between those with and without cGVHD, and with different cGVHD organ involvement and symptoms. The following cell subtypes are of highest interest: Th17, FOXP3+ T regulatory cells, FOXP3- T regulatory type 1 (TR1) cells, T follicular helper cells, activated B cells, B regulatory cells, and monocytes but the list may evolve before actual testing.
Time frame: Up to 3 years
Tissue alterations will be classified into Abnormal and Normal, and measured by biopsy and/or advanced bioimaging techniques. Histologic findings, ribonucleic acid (RNA) expression profiles, optical coherence tomography (OCT) findings and digital image interpretations will be compared between patients who do and do not develop cGVHD or who have different cGVHD clinical phenotypes and symptoms.
Fred Hutchinson Cancer Center
Other
Close Assessment and Testing for Chronic GVHD (The CATCH Study)
Acronym: CATCH
OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.
View the official ClinicalTrials.gov record (opens in a new tab)This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.
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