Tokyo, July 18 -- UMIN Clinical Trials Registry (UMIN-CTR) received information related to the study (UMIN000058462) titled 'Analysis of Gene Expression Characteristics in Melasma' on July 18.

Study Type: Observational

Primary Sponsor: Institute - POLA Chemical Industries, Inc.

Condition: Condition - Melasma Classification by malignancy - Others Genomic information - NO

Objective: Narrative objectives1 - Skin samples will be collected from both hyperpigmented and non-hyperpigmented areas in Japanese women with melasma. Comprehensive gene expression analysis will be performed on the collected samples to elucidate the gene expression characteristics specific to the hyperpigmented areas of melasma. Basic objectives2 - Others

Eligibility...