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Bone Marrow-derived Cells' Contribution to Tumor Formation and Inflammation

The recruitment status of this study is unknown. The completion date has passed and the status has not been verified in more than two years.
Verified August 2009 by Komagome Hospital.
Recruitment status was:  Recruiting
Information provided by:
Komagome Hospital Identifier:
First received: March 26, 2007
Last updated: August 3, 2009
Last verified: August 2009
The purpose of this study is to clarify the relationship bone marrow-derived cells and the formation of the tumors, and the role of these cells in regeneration of epithelial cells in the gastrointestinal tract.

Gastrointestinal Neoplasms

Study Type: Observational
Study Design: Observational Model: Cohort
Time Perspective: Prospective
Official Title: Bone Marrow-derived Cells' Contribution to Tumor Formation and Epithelial Cells Regeneration in the Gastrointestinal Tract

Resource links provided by NLM:

Further study details as provided by Komagome Hospital:

Biospecimen Retention:   Samples With DNA

Estimated Enrollment: 300
Study Start Date: April 2007
Estimated Study Completion Date: March 2017
  Show Detailed Description


Ages Eligible for Study:   20 Years to 70 Years   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Sampling Method:   Non-Probability Sample
Study Population
patients received bone marrow transplantation in Tokyo Metropolitan Komagome Hospital

Inclusion Criteria:

  • After allogeneic bone marrow transplantation

Exclusion Criteria:

  • Contraindication for gastrointestinal endoscopy
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT00452205

Contact: Naoto Egawa, MD +81-3-3823-2101 ext 6158
Contact: Hisashi Sakamaki, MD +81-3-3823-2101 ext 6153

Cancer and Infection Disease Center, Komagome Recruiting
Tokyo, Bunkyo-ku, Japan, 113-8677
Contact: Naoto Egawa, MD    +81-3-3823-2101 ext 6158   
Contact: Hisashi Sakamaki, MD    +81-3-3823-2101 ext 6153   
Principal Investigator: Naoto Egawa, MD         
Sponsors and Collaborators
Komagome Hospital
Study Director: Naoto Egawa, MD
  More Information

Responsible Party: Naoto Egawa, Tokyo Metropolitan Komagome Hospital Identifier: NCT00452205     History of Changes
Other Study ID Numbers: CICK-07521
Study First Received: March 26, 2007
Last Updated: August 3, 2009

Keywords provided by Komagome Hospital:
bone marrow-derived stem cell
bone marrow transplantation
graft versus host disease
gastrointestinal cancer
after receiving bone marrow transplantation

Additional relevant MeSH terms:
Gastrointestinal Neoplasms
Digestive System Neoplasms
Neoplasms by Site
Digestive System Diseases
Gastrointestinal Diseases processed this record on April 28, 2017