putrescine and spermidine levels ( nmoles/g , mean +/- sd ) were 31.0 +/- 10.5 , 527 +/- 86.6 ( n = 11 ) in dmh with theophylline group , 24.0 +/- 11.4 , 464 +/- 129 ( n = 11 ) in control group respectively .
C0034170
putrescine
C0037871
levels