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A Comprehensive Study to Isolate Tumor-initiating Cells From Human Epithelial Malignancies

A Comprehensive Study to Isolate Tumor-initiating Cells From Human Epithelial Malignancies

Status
Withdrawn
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT01060319
Enrollment
0
Registered
2010-02-02
Start date
2013-12-31
Completion date
2014-12-31
Last updated
2019-04-18

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

Conditions

Bladder Cancer, Bladder (Urothelial, Transitional Cell) Cancer, Bladder (Urothelial, Transitional Cell) Cancer Resectable (Pre-Cystectomy), Skin Cancers

Brief summary

We hypothesize that all human malignancies harbour a subpopulation of tumor initiating cells/cancer stem cells (CSCs) that drives tumor development and potentially recurrence or metastasis of the disease. The primary aim of this study is to develop strategies for prospective isolation/enrichment of CSCs from human tumors of different tissue origins. In addition, we will characterize the signaling pathways and/or tumor specific antigens that are specific for CSCs, in order to specifically target these CSCs as the endpoint of this study.

Interventions

None listed

Sponsors

National Institutes of Health (NIH)
CollaboratorNIH
Stanford University
Lead SponsorOTHER

Study design

Observational model
COHORT
Time perspective
PROSPECTIVE

Eligibility

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

Inclusion criteria

N/A. We will recruit all non-melanoma skin and bladder cancer patients that are recommended for surgical removal of tumor tissues. This includes patients from all ages, gender and ethnicity background. Our sample collection criteria based on the tumor size of individual (e.g. tumor samples will only be collected if it will not affect the pathological diagnosis or treatment procedures of patients).

Exclusion criteria

N/A

Design outcomes

Primary

MeasureTime frame
Measurement of cancer stem cells (CSCs)The current study does not include the active involvement of patients. Our study involves the collection of tumor samples from patients after surgical procedures.

Countries

United States

Outcome results

None listed

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