Grooves surrounding the micropyle decrease the inseminating dose in fish - Santos, Matheus Pereira; Shimoda, Eduardo; Andrade, André Furugen Cesar; Silva, Luciano Andrade; Fujimoto, Takafumi; Senhorini, José Augusto; Yasui, George Shigueki; Nakaghi, Laura Satiko Okada (Zygote, 2017)