Breast Stem Cells in Women at Average Risk and Increased Risk for Breast Cancer
NCT00923377 · Status: COMPLETED · Type: OBSERVATIONAL · Enrollment: 3
Last updated 2017-07-02
Summary
Background:
* Research suggests that breast cancers may arise from a population of stem cells in the normal mammary gland that produce clones of cancer cells.
* Researchers are now trying to determine what events may initiate the formation of cancer cells.
Objectives:
* To look for and describe breast stem cells from normal breast tissue from women who do not have breast cancer.
* To compare the breast stem cells between women at increased risk for breast cancer and women at average risk for breast cancer.
* To show a relationship between the number and type of breast stem cells with the density (appearance) of the mammogram (breast x-ray).
* To make cell cultures (grow cells under controlled conditions) from the breast stem cells.
Eligibility:
-Women 18 years of age and older who are at average or increased risk for breast cancer.
Design:
Participants complete a health history questionnaire, family history questionnaire and risk assessment questionnaire.
* Participants have a mammogram and breast biopsy (surgical removal of a sample of breast tissue).
* Women who can become pregnant have a urine pregnancy test....
Conditions
Sponsors & Collaborators
-
National Cancer Institute (NCI)
lead NIH
Eligibility
- Min Age
- 18 Years
- Sex
- FEMALE
- Healthy Volunteers
- Yes
Timeline & Regulatory
- Start
- 2007-03-23
- Completion
- 2010-05-11
Countries
- United States
Study Locations
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