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Genetic and Immune Drivers of Vitiligo

Vitiligo is an autoimmune condition where the immune system attacks the cells that produce melanin, which gives skin, hair, and eyes their color. Behind this disease is a complex network of genetic, epigenetic, and environmental factors. An understanding of the mechanisms behind this disease has helped researchers develop more precise therapies in contrast to broadly suppressing the immune system.

Key developments in the understanding of vitiligo include:

• The identification of over 50 vitiligo susceptibility genes related to immune regulation, melanocytes, and oxidative stress
• Research into the role of immune cells called cytotoxic T cells and the activation of their signaling molecules
• Progress towards targeted therapies including cytokine-targeted therapies, JAK signaling inhibitors, and Wnt signaling agonists

As scientists understand more about the underpinnings of vitiligo, treatment options can become more personalized towards the individual.

Citation

Upadhya S, Andrade MJ, Shukla V, Rao R, Satyamoorthy K. Genetic and immune dysregulation in vitiligo: Insights into autoimmune mechanisms and disease pathogenesis. Autoimmun Rev. 2025;24(8):103841. doi:10.1016/j.autrev.2025.103841