the addition of 0.2 mmol/kg fmn to the infusate markedly depressed the relative entry of [ 14c ] riboflavin into brain , choroid plexus , and , less so , csf , whereas starvation increased the relative entry of [ 14c ] riboflavin into brain and choroid plexus .
C0016388
fmn
C0035527
riboflavin