Free fatty acids regulate insulin secretion from pancreatic B cells through GPR40. - Itoh, Yasuaki; Kawamata, Yuji; Harada, Masataka; Kobayashi, Makoto; Fujii, Ryo; Fukusumi, Shoji; Ogi, Kazuhiro; Hosoya, Masaki; Tanaka, Yasuhiro; Uejima, Hiroshi; Tanaka, Hideyuki; Maruyama, Minoru; et al. (Nature, 2003)