Comparative study of gene expression in the face and non-exposed area of women in her 50s

Comparative study of gene expression in two areas of the face and one non-exposed area of women in her 50s - Comparative study of gene expression in two areas of the face and one non-exposed area of women in her 50s

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000059784

Enrollment

Registered

2025-11-18

Start date

2025-11-06

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

Skin photoaging

Interventions

None listed

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: -Individuals who have expressed a will to participate in the study, received an explanation of the study, understood the details, and agreed to participate. -Healthy Japanese women aged 50 to 59 who do not meet the exclusion criteria -Individuals who are able to complete consent forms, questionnaires, and other documents. -Individuals who are able to attend the designated facility on the measurement date. -Individuals who are able to complete questionnaires regarding their skin condition, lifestyle habits, and current medications, supplements, and cosmetics.

Exclusion criteria

Exclusion criteria: -Subjects with trauma, eczema, or other skin conditions in the evaluation area. -Subjects currently using topical medications in the evaluation area. -Subjects who have undergone cosmetic medical treatment within the past year that could affect the evaluation area. -Subjects receiving hormone replacement therapy. -Subjects who are pregnant, may be pregnant, breastfeeding, or planning to become pregnant during the participation period. -Subjects who have had significant sun exposure prior to the study date. -Those currently participating in or planning to participate in other clinical trials that may affect the evaluation area.

Design outcomes

Primary

Measure	Time frame
Comparison of gene expression at each evaluation site of the skin	—

Countries

Japan

Contacts

Public ContactYuko Saitou

POLA Chemical Industries,Inc. Frontier Research Center

yu-saitou@pola.co.jp045-826-7231

Outcome results