(IMAGE) Doshisha University Caption Researchers from Doshisha University suggest that a transcription factor “Nrf3” coordinates the melanogenesis pathway in response to forskolin or αMSH via macropinocytosis and autophagy. They also indicate that nelfinavir inhibited Nrf3-mediated melanogenesis. Credit Image courtesy: Tsuyoshi Waku from Doshisha University Usage Restrictions Credit must be given to the creator. License CC BY Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.