J.F. Cell Dermatology Hospital

Education and Professional Qualifications

Dean Kim Sang-yeob graduated from the College of Medicine at Chonnam National University in South Korea, earning a Master’s degree in Medicine and completing doctoral coursework. He possesses a profound academic background and extensive clinical experience in dermatology. He previously served as a dermatologist and researcher at Chonnam National University Hospital and conducted academic exchanges and research as a visiting scholar at the National Skin Centre in Singapore.

Regarding his professional experience, Dean Kim formerly served as the Director of Oracle Dermatology Gwangju Branch and currently holds the position of Chief Director at JF Cell Dermatology Clinic. He is an official member of the Korean Dermatological Association, the Korean Anti-Aging Skin Research Society, the Korean Laser Dermatological Society, the Korean Acne Association, and the Korean Society for Cosmetic Dermatology. Additionally, he serves as Secretary-General of the Anti-Aging and Cosmetic Anatomy Research Association, actively participating in the formulation of industry standards and academic exchanges.

Academic Research and Publications

Dean Kim Sang-yeob has achieved significant results in both basic dermatological research and clinical applications, with numerous papers published in authoritative journals such as the *Korean Journal of Dermatology*, *Annals of Dermatology*, and the *Chonnam Medical Journal*. His main research achievements include:

• Comparative Studies on Drug Efficacy and Safety: Published a comparative analysis of the efficacy and adverse reactions of Methotrexate versus Cyclosporine A in treatment (2014).
• Case Reports of Special Conditions: Documented and analyzed a complex case of Down syndrome complicated by psoriasis, as well as a case of vellus hair cysts occurring on the labia majora (2014).
• Research on Photonic Therapy Mechanisms: Conducted an in-depth investigation into the effects of 630nm LED irradiation on Caveolin-1 and Type I and III procollagen expression in human dermal fibroblasts, providing a theoretical basis for anti-aging phototherapy (2014).
• Studies on Racially Specific Skin Characteristics: Discovered and described a new phenomenon of twisted and curly body hair in Asians (2015), and conducted a systematic review of melanoma in Asian skin (2016).

Collaboration Experience with Global Key Opinion Leaders (Global KOL)

Leveraging his professional influence in dermatology and medical aesthetics, Dean Kim Sang-yeob has been invited to serve as a Global Key Opinion Leader (KOL) for several internationally renowned pharmaceutical and medical device companies. In this capacity, he participates in product development guidance, clinical evaluation, and technology promotion. Collaborating brands include:

• Classys: Technical advisor for devices such as Repot, Curas Hybrid, and Quadsay.
• N-Finders: Global KOL for products including N-Cog, N-Fix, N-Scaffold Seal, and N-GINE.
• Joongwae Pharma: Global KOL for Lorien and Lorien Element.
• Humedix: Global Key Opinion Leader for Liztox and Elavie Premier.
• Tentech: Involved in global technology promotion for Tensera and Tentherma devices.
• Medytox/Rejuran: Global Key Opinion Leader for the Rejuran series.
• Dongkook Pharmaceutical: Global KOL for Cablelin products.
• BR Pharm: Global Key Opinion Leader for Vitaran products.