PeerJ Author 100 Points Contributions by role Author 100 Contributions by subject area Animal Behavior Aquaculture, Fisheries and Fish Science Zoology Freshwater Biology Eun-Su Kim PeerJ Author Summary Animal Behavior Aquaculture, Fisheries & Fish Science Freshwater Biology Zoology PeerJ Contributions Articles 1 October 15, 2021 Testis development in the Japanese eel is affected by photic signals through melatonin secretion Ji-Yeon Hyeon, Jun-Hwan Byun, Eun-Su Kim, Yoon-Seong Heo, Kodai Fukunaga, Shin-Kwon Kim, Satoshi Imamura, Se-Jae Kim, Akihiro Takemura, Sung-Pyo Hur https://doi.org/10.7717/peerj.12289 PubMed 34721978