“…The fatty acid carbon-chain may also be transformed in the enterocyte by elongation, shortening and double-bond formation (Boucrot and C1 6 ment, 1965b ; Reeve and Franks, 1968 ;Bickerstaffe and Annison, 1969 (Scow, Stein and Stein, 1967 ;Nilsson, 1968 ;Arvidson and Nilsson, 1972).…”