UMIN-CTR Clinical Trial
| Unique ID issued by UMIN | UMIN000059338 |
|---|---|
| Receipt number | R000067873 |
| Scientific Title | Study on mechanism of taste regulation in taste buds |
| Date of disclosure of the study information | 2025/10/09 |
| Last modified on | 2025/10/08 14:43:54 |
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Basic information
Public title
Study on mechanism of taste regulation in taste buds
Acronym
Study on mechanism of taste regulation in taste buds
Scientific Title
Study on mechanism of taste regulation in taste buds
Scientific Title:Acronym
Study on mechanism of taste regulation in taste buds
Region
| Japan |
Condition
Condition
Healthy adults
Classification by specialty
| Adult |
Classification by malignancy
Others
Genomic information
NO
Objectives
Narrative objectives1
Sampling of fungiform taste buds of healthy adults, and detecting molecules related to taste perception such as taste receptors
Basic objectives2
Others
Basic objectives -Others
Sampling and observation
Trial characteristics_1
Trial characteristics_2
Developmental phase
Assessment
Primary outcomes
Detection of taste receptors and related molecules from collected fungiform papillae
Key secondary outcomes
Base
Study type
Observational
Study design
Basic design
Randomization
Randomization unit
Blinding
Control
Stratification
Dynamic allocation
Institution consideration
Blocking
Concealment
Intervention
No. of arms
Purpose of intervention
Type of intervention
Interventions/Control_1
Interventions/Control_2
Interventions/Control_3
Interventions/Control_4
Interventions/Control_5
Interventions/Control_6
Interventions/Control_7
Interventions/Control_8
Interventions/Control_9
Interventions/Control_10
Eligibility
Age-lower limit
| 18 | years-old | <= |
Age-upper limit
| 40 | years-old | > |
Gender
Male and Female
Key inclusion criteria
1.Age: 18 or elder, and less than 40 years
2.Males and females
3.Individuals who have received adequate explanation regarding the trial, can comprehend its contents, and can produce free consent in written form
Key exclusion criteria
1.Have taste disorder
2.Have oral mucosal disease
3.Currently undergoing pharmacological treatment for chronic disease (except for on-demand medicine such as instillation or cold remedy)
4.Have a history of, or currently have serious disease
5.Currently pregnant or breastfeeding
6.Allergic to drug used in the study
7.Deemed unsuitable for this study by the principal investigator
Target sample size
10
Research contact person
Name of lead principal investigator
| 1st name | Seiji |
| Middle name | |
| Last name | Kitajima |
Organization
Ajinomoto Co., Inc.
Division name
Taste & Flavor Technology Group, Technology Development Center, Institute of Food Sciences and Technologies
Zip code
210-8681
Address
1-1, Suzuki-cho, Kawasaki-ku, Kawasaki, Kanagawa 210-8681, Japan
TEL
080-2160-4915
seiji.kitajima.in4@asv.ajinomoto.com
Public contact
Name of contact person
| 1st name | Hirokuni |
| Middle name | |
| Last name | Kayama |
Organization
IMEQRD Co., Ltd.
Division name
Planning and Sales Department
Zip code
104-0061
Address
6-2-1, Ginza, Chuo-ku, Tokyo, Japan
TEL
03-6704-5968
Homepage URL
clinical-trial@imeqrd.co.jp
Sponsor or person
Institute
Ajinomoto Co., Inc.
Institute
Department
Personal name
Funding Source
Organization
Ajinomoto Co., Inc.
Organization
Division
Category of Funding Organization
Profit organization
Nationality of Funding Organization
Other related organizations
Co-sponsor
School of Dental Medicine, Tsurumi University
Name of secondary funder(s)
IRB Contact (For public release)
Organization
AJINOMOTO INSTITUTIONAL REVIEW BOARD
Address
15-1, Kyobashi 1-chome, Chuo-ku, Tokyo, 104-8315, Japan
Tel
03-5250-8111
ajinomoto_irb@ajinomoto.com
Secondary IDs
Secondary IDs
NO
Study ID_1
Org. issuing International ID_1
Study ID_2
Org. issuing International ID_2
IND to MHLW
Institutions
Institutions
Other administrative information
Date of disclosure of the study information
| 2025 | Year | 10 | Month | 09 | Day |
Related information
URL releasing protocol
Publication of results
Unpublished
Result
URL related to results and publications
Number of participants that the trial has enrolled
Results
Results date posted
Results Delayed
Results Delay Reason
Date of the first journal publication of results
Baseline Characteristics
Participant flow
Adverse events
Outcome measures
Plan to share IPD
IPD sharing Plan description
Progress
Recruitment status
Preinitiation
Date of protocol fixation
| 2025 | Year | 05 | Month | 12 | Day |
Date of IRB
| 2025 | Year | 05 | Month | 14 | Day |
Anticipated trial start date
| 2025 | Year | 11 | Month | 04 | Day |
Last follow-up date
| 2026 | Year | 08 | Month | 31 | Day |
Date of closure to data entry
Date trial data considered complete
Date analysis concluded
Other
Other related information
Detect molecules related to taste regulation in the collected tongue tissue samples.
Management information
Registered date
| 2025 | Year | 10 | Month | 08 | Day |
Last modified on
| 2025 | Year | 10 | Month | 08 | Day |
Link to view the page
Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000067873
