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
... was to defend the interests of the small minority tribes, such as the Kalenjin[?] to which Moi belonged, against the dominance of the big Luo[?] and Kikuyu tribes that ...