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[文献書誌] F Toyoda,K Matsuda,K Yamamoto,S Kikuyama: "Involvement of endogenous prolactin in the expression of courtship behavior in the newt,Cynops pyrrohogaster" General and Comparative Endocrinol. 102. 191-196 (1996)
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[文献書誌] K Yamamoto,F Toyada,S Tanaka H Hayashi,S Kikuyama: "Radioimmunoassay of a newt sex pheromone,sodefrin,and the influence of hormones on its level in the abdominal gland" General and Comparative Endocrinology. 104. 356-363 (1996)
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[文献書誌] S Kikuyama,F Toyoda,T Iwata,K Umezawa: "Sodefrin,a novel peptide pheromone in the newt cloacal gland" Annals of New York Academy of Sciences. (in press). (1997)