UMIN-ICDS Clinical Trial

Unique ID issued by UMIN UMIN000063387
Receipt number R000072557
Scientific Title A Study on Yogurt Consumption and Antigen-Binding Salivary IgA Using Existing Samples
Date of disclosure of the study information 2026/10/26
Last modified on 2026/10/23 15:05:22

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Basic information

Public title

A Study on Yogurt Consumption and Salivary IgA Using Existing Samples

Acronym

A Study on Yogurt Consumption and Salivary IgA Using Existing Samples

Scientific Title

A Study on Yogurt Consumption and Antigen-Binding Salivary IgA Using Existing Samples

Scientific Title:Acronym

A Study on Yogurt Consumption and Antigen-Binding Salivary IgA Using Existing Samples

Region

Japan


Condition

Condition

Healthy Adults

Classification by specialty

Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To investigate the effect of yogurt consumption on antigen-binding salivary IgA using existing samples collected in a previous study.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Antigen-binding salivary IgA

Key secondary outcomes

Immune-related biomarkers in blood


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

20 years-old <=

Age-upper limit

65 years-old >

Gender

Male and Female

Key inclusion criteria

Participants of the previous study (UMIN000056714)

Key exclusion criteria

1. Participants who expressed their refusal to participate in this study after the public disclosure of information about its conduct.
2. Participants from whom neither saliva nor blood samples were obtained in the previous study (UMIN000056714).

Target sample size

140


Research contact person

Name of lead principal investigator

1st name Hiroshi
Middle name
Last name Kano

Organization

Meiji Co., Ltd.

Division name

R and D division

Zip code

192-0919

Address

1-29-1 Nanakuni, Hachioji, Tokyo 192-0919, Japan

TEL

81-80-7841-6491

Email

hiroshi.kano@meiji.com


Public contact

Name of contact person

1st name Hiroshi
Middle name
Last name Kano

Organization

Meiji Co., Ltd.

Division name

R and D division

Zip code

192-0919

Address

1-29-1 Nanakuni, Hachioji, Tokyo 192-0919, Japan

TEL

81-80-7841-6491

Homepage URL


Email

hiroshi.kano@meiji.com


Sponsor or person

Institute

Meiji Co., Ltd.

Institute

Department

Personal name



Funding Source

Organization

Meiji Co., Ltd.

Organization

Division

Category of Funding Organization

Profit organization

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Meiji Institutional Review Board

Address

1-29-1 Nanakuni, Hachioji, Tokyo 192-0919, Japan

Tel

81-42-632-5900

Email

MEIJI.IRB@meiji.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

2026 Year 10 Month 26 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

2026 Year 10 Month 15 Day

Date of IRB

2026 Year 10 Month 15 Day

Anticipated trial start date

2026 Year 11 Month 06 Day

Last follow-up date

2027 Year 03 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

This study is conducted using existing samples obtained in the previous study (UMIN000056714). No additional intervention or invasive procedure will be performed in this study.


Management information

Registered date

2026 Year 10 Month 23 Day

Last modified on

2026 Year 10 Month 23 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000072557