UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000019991
Receipt number R000022742
Scientific Title The concentration measurement of acetaldehyde in human esophagus
Date of disclosure of the study information 2015/12/01
Last modified on 2023/07/28 05:48:15

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Basic information

Public title

The concentration measurement of acetaldehyde in human esophagus

Acronym

Esophageal Acetaldehyde study

Scientific Title

The concentration measurement of acetaldehyde in human esophagus

Scientific Title:Acronym

Esophageal Acetaldehyde study

Region

Japan


Condition

Condition

normal condition

Classification by specialty

Adult

Classification by malignancy

Others

Genomic information

YES


Objectives

Narrative objectives1

concentration measurement of acetaldehyde in human esophagus

Basic objectives2

Bio-availability

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

The comparison of acetaldehyde concentration in esophageal biopsy specimen after alcohol intake between ALDH2-active and ALDH2-deficient subjects

Key secondary outcomes

1. The comparison of acetaldehyde concentration in esophageal biopsy specimen after alcohol intake between ALDH2-active and ALDH2-deficient subjects in administrating slowly L-cysteine releasing troches
2. The comparison of acetaldehyde concentration in blood, saliva, and esophageal biopsy specimen of ALDH2-active and ALDH2-deficient subjects in each condition of administration of slowly L-cysteine releasing troches and non-administration
3. The comparison of acetaldehyde concentration in esophageal and gastric biopsy specimen in each condition of administration of slowly L-cysteine releasing troches and non-administration


Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Double blind -all involved are blinded

Control

Placebo

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

2

Purpose of intervention

Prevention

Type of intervention

Medicine

Interventions/Control_1

administration of L-cystein releasing troches

Interventions/Control_2

administration of placebo troches

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

Key inclusion criteria

1. The subjects with written informed consent
2. H. pylori-negative male subjects with 20 years or more
3. ALDH2-active or ALDH2-deficient subjects

Key exclusion criteria

1. Current smoker
2. The subjects after resection of gastrointestinal tract or truncal vagotomy
3. The subjects with ongoing therapy for any disease
4. The subjects with taking drugs except for L-cysteine troches during this study
5. The subjects who cannot drink any alcohol
6. The subjects with past history of allergy for any drug
7. The subjects with past history of liver, kidney or heart disease
8. The subjects that this study researcher regards as inappropriate for participating in this study

Target sample size

20


Research contact person

Name of lead principal investigator

1st name Tomoyuki
Middle name
Last name Koike

Organization

Tohoku University Graduate School of Medicine

Division name

Division of Gastroenterology

Zip code

9808574

Address

1-1 Seiryo-machi, Aoba-ku, Sendai, Japan

TEL

022-717-7171

Email

tkoike@rd5.so-net.ne.jp


Public contact

Name of contact person

1st name Waku
Middle name
Last name Hatta

Organization

Tohoku University Graduate School of Medicine

Division name

Division of Gastroenterology

Zip code

9808574

Address

1-1 Seiryo-machi, Aoba-ku, Sendai, Japan

TEL

022-717-7171

Homepage URL


Email

waku-style@festa.ocn.ne.jp


Sponsor or person

Institute

Division of Gastroenterology, Tohoku University Graduate School of Medicine

Institute

Department

Personal name



Funding Source

Organization

Ministry of Education, Culture, Sports, Science and Technology

Organization

Division

Category of Funding Organization

Japanese Governmental office

Nationality of Funding Organization

Japan


Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

the Ethics Committee of Tohoku University Hospital

Address

1-1 Seiryo-machi, Aoba-ku, Sendai

Tel

022-717-7145

Email

rinri-2@proj.med.tohoku.ac.jp


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

東北大学(宮城県)


Other administrative information

Date of disclosure of the study information

2015 Year 12 Month 01 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

Completed

Date of protocol fixation

2015 Year 11 Month 30 Day

Date of IRB

2015 Year 09 Month 18 Day

Anticipated trial start date

2015 Year 12 Month 01 Day

Last follow-up date

2017 Year 04 Month 30 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2015 Year 11 Month 30 Day

Last modified on

2023 Year 07 Month 28 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000022742


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name