for his work on ribonucleaseandfor their contribution to the understanding of the connection between chemical structure and catalytic activity of the ribonuclease molecule
for their elucidation of the enzymatic mechanism underlying the synthesis of adenosine triphosphateandfor his discovery of an ion-transporting enzyme, Na+, K+ -ATPase
... other European, Middle Eastern, and Asian immigrant groups who have settled in Brazil since the mid-19th century; and indigenous people of Tupi and Guarani language stock. ...