DNA Repair Capacity of Afamelanotide on Ultraviolet Radiation-induced DNA Damage in Healthy Volunteers
A Mechanistic Study to Evaluate Impact of Subcutaneous Implants of Afamelanotide on Ultraviolet Radiation-induced DNA Damage and DNA Repair Capacity in Healthy Volunteers With Skin Types I-III
1 other identifier
interventional
10
1 country
1
Brief Summary
This mechanistic study's aim is to assess the DNA damage repair capabilities of afamelanotide in healthy volunteers with skin type I-III following exposure to ultraviolet radiation (UVR)-induced DNA damage.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at below P25 for phase_1
Started Jan 2022
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
January 19, 2022
CompletedFirst Submitted
Initial submission to the registry
April 21, 2022
CompletedFirst Posted
Study publicly available on registry
May 10, 2022
CompletedPrimary Completion
Last participant's last visit for primary outcome
February 1, 2023
CompletedStudy Completion
Last participant's last visit for all outcomes
February 1, 2023
CompletedFebruary 9, 2023
February 1, 2023
1 year
April 21, 2022
February 8, 2023
Conditions
Outcome Measures
Primary Outcomes (2)
Change in UV photoproduct levels in UVR-exposed skin.
Analysis of UV photoproducts from skin samples.
From Baseline to Day 28
Change in rate of UV photoproduct repair in UVR-exposed skin.
Analysis of UV photoproduct repair mechanisms from skin samples.
From Baseline to Day 28.
Secondary Outcomes (3)
Change in UV-induced DNA damage and repair markers.
From Baseline to Day 28
Change in Minimal Erythema Dose (MED).
From Baseline to Day 28
Change in UVR-erythema dose-response.
From Baseline to Day 28
Study Arms (1)
Afamelanotide
EXPERIMENTALInterventions
Up to 10 adult healthy volunteers will be enrolled in this study in which small areas of their skin will be exposed to UVR and skin samples taken. UV-induced DNA damage and repair will be analysed.
Eligibility Criteria
You may qualify if:
- Healthy male or female volunteers (aged 18-45) with Fitzpatrick skin types I, II or III.
- Written informed consent obtained from volunteers prior to study-start.
You may not qualify if:
- Female who is pregnant or lactating.
- Females of child-bearing potential not using adequate contraceptive measures or a lifestyle excluding pregnancy.
- Sexually active man with a partner of child-bearing potential who is not using adequate contraceptive measures.
- Any significant illness during the four weeks before the study screening period.
- Taking known photosensitisers.
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (1)
CLINUVEL Investigational Site
Clinuvel Investigational Site, United Kingdom
MeSH Terms
Interventions
Study Design
- Study Type
- interventional
- Phase
- phase 1
- Allocation
- NA
- Masking
- NONE
- Purpose
- PREVENTION
- Intervention Model
- SINGLE GROUP
- Sponsor Type
- INDUSTRY
- Responsible Party
- SPONSOR
Study Record Dates
First Submitted
April 21, 2022
First Posted
May 10, 2022
Study Start
January 19, 2022
Primary Completion
February 1, 2023
Study Completion
February 1, 2023
Last Updated
February 9, 2023
Record last verified: 2023-02