iCare3: Monitoring Circulating Cancer DNA After Chemotherapy in MDS and AML

NCT ID: NCT03138395

Last Updated: 2017-08-31

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

WITHDRAWN

Study Classification

OBSERVATIONAL

Study Start Date

2017-09-15

Study Completion Date

2019-08-15

Brief Summary

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This study will use droplet digital PCR (ddPCR) method to quantify and track peripheral blood plasma mutant allele frequency (MAF) in MDS and AML patients before, during and after chemotherapy treatment. Quantification of MAF from fingersticks and saliva samples will also be performed to determine feasibility of obtaining adequate circulating tumor DNA (ctDNA) for ddPCR.

Detailed Description

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The greatest challenge in cancer is relapsed disease. Despite best available therapies, approximately 20% of acute myeloid leukemia (AML) patients and 80% of myelodysplastic syndrome (MDS) patients die of relapsed disease. Minimal residual disease (MRD) is the main predictor of refractory disease following chemotherapy. In AML and MDS patients, mutant allele frequency (MAF) associates with future occurrence of relapse. Current oncology practice relies on painful bone marrow biopsies and light microscopy to monitor disease progression, remission, and relapse. Because of the bias in disease sampling and low sensitivity testing, there is an urgent need for a higher sensitivity test to monitor the tumor burden in these patients. The Investigator developed a rapid and ultrahigh sensitivity method to detect cancer-associated mutant alleles. This study will use our droplet digital PCR (ddPCR) method to quantify and track peripheral blood plasma MAF in MDS and AML patients before, during and after chemotherapy treatment. Quantification of MAF from fingersticks and saliva samples will also be performed to determine feasibility of obtaining adequate circulating tumor DNA (ctDNA) for ddPCR. Results from this project will generate a non-invasive means to monitor cancer response and progression months before current clinical methods, and provide an opportunity to intervene before the patient relapses. Furthermore, establishing a quantitative method to measure cancer burden will empower clinical researchers to measure biological activity in phase II and III clinical trials of new therapeutic agents.

Conditions

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Acute Leukemia Myelodysplastic Syndromes AML MDS

Keywords

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acute myeloid leukemia myelodysplastic syndrome relapse PCR droplet digital polymerase chain reaction

Study Design

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Observational Model Type

COHORT

Study Time Perspective

PROSPECTIVE

Study Groups

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Experimental: Specimen Collection

Collection of peripheral blood and bone marrow samples will occur during routine care procedures. Collection of finger stick and saliva specimens will occur on the same day as the peripheral blood and bone marrow procedure, or during routine clinical procedures.

droplet digital PCR

Intervention Type DIAGNOSTIC_TEST

This study will use our droplet digital PCR (ddPCR) method to quantify and track peripheral blood plasma MAF in MDS and AML patients before, during and after chemotherapy treatment. Quantification of MAF from fingersticks and saliva samples will also be performed to determine feasibility of obtaining adequate circulating tumor DNA (ctDNA) for ddPCR. Results from this project will generate a non-invasive means to monitor cancer response and progression months before current clinical methods, and provide an opportunity to intervene before the patient relapses.

Interventions

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droplet digital PCR

This study will use our droplet digital PCR (ddPCR) method to quantify and track peripheral blood plasma MAF in MDS and AML patients before, during and after chemotherapy treatment. Quantification of MAF from fingersticks and saliva samples will also be performed to determine feasibility of obtaining adequate circulating tumor DNA (ctDNA) for ddPCR. Results from this project will generate a non-invasive means to monitor cancer response and progression months before current clinical methods, and provide an opportunity to intervene before the patient relapses.

Intervention Type DIAGNOSTIC_TEST

Other Intervention Names

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ddPCR

Eligibility Criteria

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Inclusion Criteria

* Clinical diagnosis of MDS or AML;
* Have previously consented or prospectively consent to participate in iCare for Cancer (IRB201500073) and the Malignant Hematology Bank (IRB201501063); and
* Must be 18 years of age or older.

Exclusion Criteria

* Have not previously consented or prospectively consent to participate in iCare for Cancer (IRB201500073) and the Malignant Hematology Bank (IRB201501063); and
* Must be 100 years of age or less.
Minimum Eligible Age

18 Years

Maximum Eligible Age

100 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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University of Florida

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Leylah Drusbosky, PhD

Role: PRINCIPAL_INVESTIGATOR

University of Florida

Countries

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United States

Other Identifiers

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iCare3

Identifier Type: OTHER

Identifier Source: secondary_id

15963

Identifier Type: OTHER

Identifier Source: secondary_id

IRB201700351

Identifier Type: -

Identifier Source: org_study_id