UMIN-ICDS Clinical Trial

Unique ID issued by UMIN UMIN000052341
Receipt number R000059755
Scientific Title Effects of next generation lighting system that selectively stimulates and controls intrinsically photosensitive retinal ganglion cells (ipRGCs) on human circadian rhythms
Date of disclosure of the study information 2023/12/25
Last modified on 2023/09/28 17:40:42

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Basic information

Public title

Effects of next generation lighting system that selectively stimulates and controls intrinsically photosensitive retinal ganglion cells (ipRGCs) on human circadian rhythms

Acronym

Effects of next generation lighting system that selectively stimulates and controls intrinsically photosensitive retinal ganglion cells (ipRGCs) on human circadian rhythms

Scientific Title

Effects of next generation lighting system that selectively stimulates and controls intrinsically photosensitive retinal ganglion cells (ipRGCs) on human circadian rhythms

Scientific Title:Acronym

Effects of next generation lighting system that selectively stimulates and controls intrinsically photosensitive retinal ganglion cells (ipRGCs) on human circadian rhythms

Region

Japan


Condition

Condition

Healthy adults

Classification by specialty

Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To determine how different types of light in a one-hour early morning exposure affect human temperature rhythms.

Basic objectives2

Others

Basic objectives -Others

To determine how different types of light in a one-hour early morning exposure affect human melatonin rhythms.

Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Phase shift in rectal temperature

Key secondary outcomes



Base

Study type

Interventional


Study design

Basic design

Single arm

Randomization

Non-randomized

Randomization unit


Blinding

Open -no one is blinded

Control

Self control

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

1

Purpose of intervention

Prevention

Type of intervention

Other

Interventions/Control_1

Light with different control methods

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

39 years-old >=

Gender

Male

Key inclusion criteria

Since the purpose is to collect basic data, the study will be conducted with adults, not the elderly.

Key exclusion criteria

(1) Patients with a result score of 3 or 4 on the Cornell Medical Index for neurosis emotional disorders
(2) Extreme morning person or extreme night person in Mornings Eveningness Questionnaire
(3) Pittsburgh Sleep Questionnaire with a score of 6 or higher
(4) Those who have had a change in their living hours due to shift work or travel to time zones within one month
(5) Those who are taking any oral medication or smoking
(6) Those who has color vision variation
(7) Students who are currently enrolled or may be enrolled in a course that the principal investigator is taking

Target sample size

35


Research contact person

Name of lead principal investigator

1st name Tomoko
Middle name
Last name Wakamura

Organization

Kyoto University

Division name

Human Health Sciences, Graduate School of Medicine

Zip code

606-8507

Address

53, Shogoin, Kawahara-cho, Sakyo-ku, Kyoto

TEL

81-75-751-3974

Email

wakamura.tomoko.5v@kyoto-u.ac.jp


Public contact

Name of contact person

1st name Tomoko
Middle name
Last name Wakamura

Organization

Kyoto University

Division name

Human Health Sciences, Graduate School of Medicine

Zip code

606-8507

Address

53, Shogoin, Kawahara-cho, Sakyo-ku, Kyoto

TEL

81-75-751-3974

Homepage URL


Email

wakamura.tomoko.5v@kyoto-u.ac.jp


Sponsor or person

Institute

Kyoto University

Institute

Department

Personal name



Funding Source

Organization

ELM Inc.

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

Kyoto University Graduate School and Faculty of Medicine, Ethics Committee

Address

Konoe-cho, Sakyo-ku, Kyoto

Tel

075-753-4680

Email

ethcom@kuhp.kyoto-u.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



Other administrative information

Date of disclosure of the study information

2023 Year 12 Month 25 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

2023 Year 12 Month 25 Day

Date of IRB


Anticipated trial start date

2023 Year 12 Month 25 Day

Last follow-up date

2024 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

2023 Year 09 Month 28 Day

Last modified on

2023 Year 09 Month 28 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/icdr_e/ctr_view.cgi?recptno=R000059755


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name