Article
A neural mechanism underlying mating preferences for familiar individuals in medaka fish.
Science (New York, N.Y.) - 3 Jan 2014
Okuyama Teruhiro, Yokoi Saori, Abe Hideki, Isoe Yasuko, Suehiro Yuji, Imada Haruka, Tanaka Minoru, Kawasaki Takashi, Yuba Shunsuke, Taniguchi Yoshihito, Kamei Yasuhiro, Okubo Kataaki, Shimada Atsuko, Naruse Kiyoshi, Takeda Hiroyuki, Oka Yoshitaka, Kubo Takeo, Takeuchi Hideaki
Abstract excerpt
Social familiarity affects mating preference among various vertebrates. Here, we show that visual contact of a potential mating partner before mating (visual familiarization) enhances female preference for the familiarized male, but not for an unfamiliarized male, in medaka fish. Terminal-nerve gonadotropin-releasing hormone 3 (TN-GnRH3) neurons, an extrahypothalamic neuromodulatory system, function as a gate for...
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