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Circadian clock evaluation using hair follicle cells

Circadian clock evaluation using hair follicle cells - Circadian clock evaluation using hair follicle cells

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000039617
Enrollment
20
Registered
2020-02-27
Start date
2015-06-06
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Parkinson&#39

Interventions

None listed

Sponsors

National Hospital Organization Osaka Toneyama Medical Center
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: At the beginning of the observation period, patients who satisfy all of the following conditions are included. 1) The consent has been obtained from the participant himself / herself through the explanatory document and consent form 2) Age at the time of obtaining consent is 20 years or older and less than 85 years. Both men and women. 3) Parkinson's disease patients with H & Y I or higher.

Exclusion criteria

Exclusion criteria: 1) Patients with drug addiction / alcoholism 2) Patients with severe physical symptoms other than Parkinson's disease (heart, liver, renal dysfunction, hematopoietic disorders, etc.) 3) Patients with severe mental symptoms (confusion, hallucinations, delusions, abnormal behavior, etc.) within 3 months before obtaining consent form 4) Other patients who are judged inappropriate to participate in the study by the attending physician

Design outcomes

Primary

MeasureTime frame
Age, gender, wake-up time/ meal time/ bedtime, activity, sleep status, name of medicine, disease duration, Sleep questionnaire (ESS, RBD score, PDSS-2), hair follicle (clock gene expression levels (Period1, Period2, Period3, Cryptochrome1, Cryptochrome2, Bmal1, Npas2, Nr1d1, Nr1d2, DBP, DEC1, DEC2, etc.))

Countries

Japan

Contacts

Public ContactTakuyuki Endo

National Hospital Organization Osaka Toneyama Medical Center Department of Neurology

endo.takuyuki.gr@mail.hosp.go.jp+81-6-6853-2001

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026