Status:
COMPLETED
Human Skin Aging: Clinical Parameters and Gene Expression Profiling
Lead Sponsor:
Stanford University
Conditions:
Ageing
Eligibility:
FEMALE
18+ years
Brief Summary
Skin aging is a complex process involving genetic and environmental factors. The investigators hope to learn more about how human genes and their function can contribute to skin aging and human health...
Detailed Description
This study includes answering a survey on prior sun exposures, donating two small pieces of skin (4mm each), one blood draw, complexion analysis, photographs, and non-invasive tests such as skin surfa...
Eligibility Criteria
Inclusion
- healthy female, age 18 or older,
- Fitzpatrick type 1 or 2 skin,
- able to read and understand written consent form,
- body mass index normal or overweight range,
- willing to take blood tests and donate skin samples
Exclusion
- pregnant or lactating,
- history of cosmetic surgery affecting the face,
- use of prescription anti-aging medications for 2 weeks prior to study,
- use of dietary supplements for 2 weeks prior to study, use of tanning beds or excessive light exposure (\>2 hours) in the past 2 weeks,
- medical conditions which at the discretion of the investigator will have significant impact on ability to judge subjects' skin characteristics and age, sunless tanner use in past 2 weeks
Key Trial Info
Start Date :
May 1 2010
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
December 1 2015
Estimated Enrollment :
122 Patients enrolled
Trial Details
Trial ID
NCT01451476
Start Date
May 1 2010
End Date
December 1 2015
Last Update
February 9 2024
Active Locations (1)
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1
Stanford Dermatology
Redwood City, California, United States, 94603