臨床研究等提出・公開システム

Date of registration	Dec. 29, 2022
Last modified on	July. 07, 2023
Trial ID	jRCT1030220552

Scientific Title	A research to establish the optimal condition for the transportation of teeth as the source for dental pulp stem cells.
Public Title	A reseach of the optimal condition for the transportation of teeth

Contact for Scientific Queries	Name	Hoshi Kazuto
	Affiliation	The University of Tokyo Hospital
	Address	7-3-1 Hongo, Bunkyo-ku, 113-8655, Tokyo
	Telephone	+81-3-3815-5411
	E-mail	HOSHI-ORA@h.u-tokyo.ac.jp
Contact for Public Queries	Name	Hikita Atsuhiko
	Affiliation	The University of Tokyo Hospital
	Address	7-3-1 Hongo, Bunkyo-ku, 113-8655, Tokyo
	Telephone	+81-3-5800-9891
	E-mail	ahikita-tky@g.ecc.u-tokyo.ac.jp

Recruitment status	Recruiting

Anticipated date of first enrollment		Dec. 29, 2022
Target sample size		50
Study Type		Observational
Key inclusion & exclusion criteria	Inclusion Criteria	Male and female patients not older than 40 years who receive tooth extraction for orthodontic treatment. When the patinet is younger than 20 years old, informed consent from a parent is also required.
	Exclusion Criteria	Patients with a severe tooth decay, obvious infection around the tooth, immature tooth, or who are taking drugs such as immunosppuressant, anticancer drugs or hormonal agents.
	Age Minimum	No limit
	Age Maximum	40age old under
	Gender	Both
Health Condition(s) or Problem(s) Studied		tooth extraction for orthodontic treatment
Primary Outcome(s)		Collected cell number, cell viability and proliferation rate

Primary Sponsor	Kazuto Hoshi

Source of Monetary Support	Mitsubishi Logistics Corporation
Secondary Sponsor	Not applicable

Name of Certified Review Board	Research Ethics Committee of the Faculty of Medicine of the University of Tokyo
Address	7-3-1 Hongo, Bunkyo-ku, Tokyo, Tokyo
Telephone	+81-3-5841-0818
E-Mail	ethics@m.u-tokyo.ac.jp
Approval Status	Approval
Date of approval	Oct. 19, 2022

Countries of Recruitment（Except Japan）	none

History of Changes

No	Publication date
2	July. 07, 2023	(this page)	Changes
1	Dec. 29, 2022	Detail

List of change history