in lc3 cells , periodate-oxidized adenosine , 3-deaza-adenosine and 3-deaza- ( +/- ) aristeromycin reduced the intracellular ratio of s-adenosylmethionine/s-adenosylhomocysteine approximately 20- , 6- and 16-fold , respectively .
C0001443
adenosine
C0036002
s-adenosylmethionine