Lecture 07 Dr Noori Kim MD

Photo Therapy Lectures

Dr. Noori Kim’s Lecture 07 on Photocarcinogenesis provides an in-depth understanding of how ultraviolet (UV) radiation contributes…

Dr. Noori Kim’s Lecture 07 on Photocarcinogenesis provides an in-depth understanding of how ultraviolet (UV) radiation contributes to skin aging, DNA damage, immune suppression, and skin cancer development. The masterclass explains key photobiology concepts, including UV interaction with DNA, melanin, and cellular pathways, along with mechanisms such as oxidative stress, reactive oxygen species formation, and cyclobutane pyrimidine dimer damage. It also highlights how UV-induced immunosuppression alters immune responses and promotes carcinogenesis. By connecting molecular science with clinical relevance, the lecture helps dermatologists, residents, and researchers better understand the biological effects of UV exposure and the foundations of photomedicine and skin cancer biology.

What Will You Learn?

In this advanced and thought-provoking masterclass, Dr. Noori Kim delivers a comprehensive exploration of photocarcinogenesis, examining the complex biological mechanisms through which ultraviolet radiation contributes to skin aging, immune dysregulation, DNA damage, and skin cancer formation.
The lecture provides a sophisticated overview of photobiology fundamentals, including the interaction of ultraviolet radiation with cellular chromophores, DNA, melanin, and immune pathways within the skin. Dr. Kim explains how UV-induced photochemical reactions initiate both direct and indirect genetic damage, ultimately driving mutagenesis, inflammation, immunosuppression, and carcinogenesis.
Special emphasis is placed on the molecular mechanisms underlying UV-mediated skin cancer development, including cyclobutane pyrimidine dimer formation, oxidative stress pathways, reactive oxygen species generation, and impairment of DNA repair systems. The session also explores the critical role of immunosuppression in photocarcinogenesis, highlighting how ultraviolet radiation alters antigen presentation, cytokine signaling, and regulatory T-cell activity to create a permissive environment for tumor development.
In addition to reviewing the chronic effects of ultraviolet exposure such as photoaging and actinic damage, the lecture bridges fundamental photobiology with clinically relevant concepts essential for understanding both the therapeutic and carcinogenic effects of phototherapy and ultraviolet light exposure.
Combining scientific precision with exceptional educational clarity, this masterclass offers dermatologists, residents, researchers, and phototherapy practitioners an advanced understanding of one of the most important biological foundations of modern photomedicine.
An essential educational session for clinicians seeking deeper insight into the relationship between ultraviolet radiation, immune modulation, DNA damage, and skin cancer biology.

Course Curriculum

Lecture 07

Lecture 07 Dr Noori Kim MD

18:52

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