**Adrenaline and Noradrenaline: Partners and Actors in the Same Play**

 Vera Marisa Costa1, Félix Carvalho1, Maria Lourdes Bastos1, Rui Albuquerque Carvalho2, Márcia Carvalho1,3 and Fernando Remião1 *1REQUIMTE - Toxicology Laboratory, Department of Biologic Sciences, Pharmacy Faculty, University of Porto, 2Neurosciences Center of Coimbra, Department of Biochemistry, Faculty of Sciences and Technology, University of Coimbra, 3CEBIMED, Faculty of Health Sciences, University Fernando Pessoa, Portugal* 
