UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000006552
Receipt number R000007765
Scientific Title Learning and memory reconsolidation update mechanism in humans with major depressive disorder
Date of disclosure of the study information 2011/11/01
Last modified on 2013/10/11 08:20:08

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Basic information

Public title

Learning and memory reconsolidation update mechanism in humans with major depressive disorder

Acronym

Reconsolidation update mechanism in humans with depression

Scientific Title

Learning and memory reconsolidation update mechanism in humans with major depressive disorder

Scientific Title:Acronym

Reconsolidation update mechanism in humans with depression

Region

Japan


Condition

Condition

Major Depressive Disorder

Classification by specialty

Psychiatry

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To investigate the reconsolidation update mechanism of conditioned fear in patients with major depressive disorder, using skin conductance response

Basic objectives2

Others

Basic objectives -Others

To compare the reconsolidation update mechanism between patients with major depressive disorder and healthy controls

Trial characteristics_1

Exploratory

Trial characteristics_2

Explanatory

Developmental phase

Not applicable


Assessment

Primary outcomes

Skin Conductance Response upon the re-extinction task

Key secondary outcomes



Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Non-randomized

Randomization unit


Blinding

Open -no one is blinded

Control

Placebo

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

2

Purpose of intervention

Diagnosis

Type of intervention

Behavior,custom

Interventions/Control_1

On the first day, patients with major depressive disorder will undergo the acquisition task. On the second day, they will receive reminder stimuli, and then extinction training will be performed in 10 minutes. On the third day, they will receive reinstatement task, and then re-extinction training will be performed in 10 minutes.

Interventions/Control_2

On the first day, healthy controls will undergo the acquisition task. On the second day, they will receive reminder stimuli, and then extinction training will be performed in 10 minutes. On the third day, they will receive reinstatement task, and then re-extinction training will be performed in 10 minutes.

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


Not applicable

Gender

Male

Key inclusion criteria

1) Diagnosis of major depressive disorder according to the DSM-IV
2) 18 years or older of age
3) Being capable to provide informed consent

(Healthy controls)
1) Individuals with no psychiatric disorder according to the DSM-IV
2) 18 years or older of age
3) Being capable to provide informed consent

Key exclusion criteria

1) Presence of any unstable physical or neurological disorder
2) Presence of clinical severe depression(>=4 in the item score for inner tension or pessimistic thoughts in the Montgomery-Asberg Depression Scale) or imminent suicidal thought(>=4 in the item score for suicidal thoughts in the MADRS)

Target sample size

40


Research contact person

Name of lead principal investigator

1st name
Middle name
Last name Hiroyuki Uchida

Organization

Keio University School of Medicine

Division name

Department of Neuropsychiatry

Zip code


Address

35 Shinanomachi, Shinjuku-ku, Tokyo 160-8582, Japan

TEL

03-3353-1211(62454)

Email



Public contact

Name of contact person

1st name
Middle name
Last name Hiroyuki Uchida

Organization

Keio University School of Medicine

Division name

Department of Neuropsychiatry

Zip code


Address

35 Shinanomachi, Shinjuku-ku, Tokyo 160-8582, Japan

TEL

03-3353-1211(62454)

Homepage URL


Email

mcn41320@biglobe.ne.jp


Sponsor or person

Institute

Department of Neuropsychiatry, Keio University School of Medicine

Institute

Department

Personal name



Funding Source

Organization

None

Organization

Division

Category of Funding Organization

Self funding

Nationality of Funding Organization

None


Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization


Address


Tel


Email



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

慶應義塾大学病院(東京都)


Other administrative information

Date of disclosure of the study information

2011 Year 11 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

2012 Year 10 Month 17 Day

Date of IRB


Anticipated trial start date

2012 Year 12 Month 08 Day

Last follow-up date

2015 Year 03 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2011 Year 10 Month 17 Day

Last modified on

2013 Year 10 Month 11 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000007765


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name