Endogenous insulin-like growth factor-1 promotes collagen production and myocyte hypertrophy in an autocrine and paracrine manner in cultured neonatal rat cardiac fibroblasts and myocytes - Maki,T.; Horio,T.; Yoshihara,F.; Tokudome,T.; Suga,S.; Kawano,Y.; Takeo,S.; Kangawa,K. (Circulation, 2001)