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Determine Feasibility of Quantifying Apoptosis and Bcl-2 Expression in CTCs in Women With Metastatic Breast Cancer

A Pilot Study to Determine the Feasibility of Quantifying Apoptosis and Bcl-2 Expression in Circulating Tumor Cells (CTCs) in Women Undergoing Treatment for Metastatic Breast Cancer

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT00156273
Enrollment
69
Registered
2005-09-12
Start date
2005-04-30
Completion date
2008-10-31
Last updated
2017-07-05

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Metastatic Breast Cancer

Brief summary

We are trying to develop better ways to detect when cancer therapies are working.

Interventions

None listed

Sponsors

University of Michigan Rogel Cancer Center
Lead SponsorOTHER

Study design

Observational model
OTHER
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
FEMALE
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

1.Females at least 18 years of age 2 Diagnosis of metastatic breast cancer 3.ECOG Score of 0-2 4.Treating oncologist has decided to initiate any new systemic therapy with emphasis on recruiting patients commencing a taxane-based regimen. Taxine-based therapy may be docetaxel or paclitaxel, and it can be given on any schedule,including weekly or every 3 weeks. Other treatment can include non-taxane chemotherapy or trastuzumab-with or without other therapy. 5.Patient is willing to return for one or more additional \ 18 mL blood draw (s) at 24-48-, and /or 72 hours and \ 3-4 weeks after the initiation of therapy.At a minimum, patients must donate blood at baseline, one intermediate interval (24, 48, 72 hr) and at \ 3-4 weeks 6.Signed Informed Consent Form \-

Exclusion criteria

Patient is unable and unwilling to provide a blood specimen at a minimum of one of the intermediate blood draw time points at 24, 48, or 72 hours -

Design outcomes

Primary

MeasureTime frame
To determine the feasibility of detecting Bcl2 expression and apoptosis in CTCsProspective

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026