we observed that 5mm pyridoxine in l-cell culture medium both increases the intracellular content of free pyridoxal phosphate by about 30 % and decreases the glucocorticoid induction of glutamine synthetase to less than 30 % of that at the normal ( 5 microm ) concentration of the vitamin .
C0034272
l-cell
C0034266
pyridoxal phosphate