UMIN-ICDS Clinical Trial

Unique ID issued by UMIN UMIN000051289
Receipt number R000058409
Scientific Title Effect of endoscopic pretreatment drugs on the microbiota profile in gastric fluid microbiota analysis
Date of disclosure of the study information 2023/06/07
Last modified on 2023/06/07 22:26:41

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Basic information

Public title

Effect of endoscopic pretreatment drugs on the microbiota profile in gastric fluid microbiota analysis

Acronym

Effect of pretreatment drugs on gastric fluid microflora

Scientific Title

Effect of endoscopic pretreatment drugs on the microbiota profile in gastric fluid microbiota analysis

Scientific Title:Acronym

Effect of pretreatment drugs on gastric fluid microbiota analysis

Region

Japan


Condition

Condition

Healthy subjects

Classification by specialty

Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To investigate the effect of endoscopic pretreatment drugs on gastric microbiota analysis results in 16S rDNA sequencing

Basic objectives2

Bio-equivalence

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Microbial profiles based on 16S rDNA amplicon sequencing

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

20 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

Subjects who participated in the study entitled "Association of gut microbiota with inflammation, cancer, or dysfunction in gastrointestinal diseases UMIN000040192" from April 1, 2017 to March 31, 2019, and underwent salivary microbiota analysis.

Key exclusion criteria

1) Those who performed endoscopy with either intravenous anesthesia plus pharyngeal Xylocaine spray plus one of the pre-treatment methods (mainly Xylocaine Viscose, Pronase, Gascon drop) in which the drug is swallowed beforehand, and then collected gastric juice at the time of the endoscopy
2) Those who refused to participate by opting out.

Target sample size

6


Research contact person

Name of lead principal investigator

1st name Toshiki
Middle name
Last name Futakuchi

Organization

The Jikei University School of Medicine

Division name

Department of Endoscopy

Zip code

105-8461

Address

3-25-8, Nishi-shimbashi, Minato-ku Tokyo, Japan

TEL

0334331111

Email

futakuchi.t@gmail.com


Public contact

Name of contact person

1st name Toshiki
Middle name
Last name Futakuchi

Organization

The Jikei University School of Medicine

Division name

Department of Endoscopy

Zip code

105-8461

Address

3-25-8, Nishi-shimbashi, Minato-ku Tokyo, Japan

TEL

0334331111

Homepage URL


Email

futakuchi.t@gmail.com


Sponsor or person

Institute

The Jikei University School of Medicine

Institute

Department

Personal name



Funding Source

Organization

The Jikei University School of Medicine

Organization

Division

Category of Funding Organization

Self funding

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

The Jikei University School of Medicine

Address

3-25-8, Nishi-shimbashi, Minato-ku Tokyo, Japan

Tel

0334331111

Email

futakuchi.t@gmail.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

2023 Year 06 Month 07 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

2020 Year 10 Month 01 Day

Date of IRB

2020 Year 12 Month 07 Day

Anticipated trial start date

2023 Year 06 Month 07 Day

Last follow-up date

2023 Year 12 Month 07 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

The study was conducted in the "Association of gut microbiota with inflammation, cancer, or dysfunction in gastrointestinal diseases (UMIN000040192)" in which exhaustive collection specimens were stored in 16s rRNA sequencing data.
Retrospective analysis was performed after IRB and UMIN registration.


Management information

Registered date

2023 Year 06 Month 07 Day

Last modified on

2023 Year 06 Month 07 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/icdr_e/ctr_view.cgi?recptno=R000058409


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name