Exposure to Radiofrequency Electromagnetic Fields Enhances Melanin Synthesis by Activating the P53 Signaling Pathway in Mel-Ab Melanocytes
Kim JH, Kang D-J, Seok JY, Kim M-H, Kim D-S, Jeon S-B, Choi H- D, Moon JI, Kim N, Kim HR · 2024
RF-EMF exposure at 1760 MHz and 4.0 W/kg for 4 hours daily over 4 days significantly increased melanin production in Mel-Ab melanocytes.
Plain English Summary
Researchers exposed Mel-Ab melanocytes to 1760 MHz RF-EMF at a specific absorption rate of 4.0 W/kg for 4 hours per day over 4 days. Exposure significantly increased melanin production, indicating enhanced skin pigmentation. Phosphorylation of CREB and expression of MITF were significantly increased after RF-EMF exposure. Tyrosinase expression increased significantly but its activity did not change. Expression of p53 and MC1R also increased significantly.
Why This Matters
A control experiment incubating cells at 38 °C showed decreased melanin production and tyrosinase levels, indicating the effect is not thermal. The researchers concluded that RF-EMF induces melanogenesis through increased tyrosinase expression via MITF activation or CREB phosphorylation, initiated by p53 and MC1R activation. The study suggests RF-EMF induces melanogenesis by increasing phospho-CREB and MITF activity.
Show BibTeX
@article{kim_jh_kang_d_j_seok_jy_kim_m_h_kim_d_s_jeon_s_b_choi_h_d_moon_ji_kim_n_kim_hr_ce2862,
author = {Kim JH and Kang D-J and Seok JY and Kim M-H and Kim D-S and Jeon S-B and Choi H- D and Moon JI and Kim N and Kim HR},
title = {Exposure to Radiofrequency Electromagnetic Fields Enhances Melanin Synthesis by Activating the P53 Signaling Pathway in Mel-Ab Melanocytes},
year = {2024},
}