the experimental results can be summarised as follows : ( i ) no modification in the amount of [ 14c ] ach synthesized from [ 2-14c ] pyruvatetion in the amount of [ 14c ] ach synthesized from [ 2-13c ] pyruvate could be detected after the addition of high concentrations of either carnitine , acetylcarnitine or acetyl phosphate to the synaptosomal suspension .
C0007258
carnitine
C0001040
acetylcarnitine