“… epinephrine increased the UCP3 mRNA level transiently at 6 h, and also the UCP2 mRNA …. The stimulatory effects of epinephrine were also observed in the presence of carbacyclin and 9-cis retinoic acid , and mimicked by isoproterenol and salbutamol (beta2-AR … propranolol and ICI-118,551 (beta2-AR antagonists).”