(very) subsaturating (“far from equilibrium”) rat brain levels of the common cofactor for tyrosine and tryptophan hydroxylases, tetrahydrobiopterin (Bullard et al, 1978), studies of amino acid substrate saturation functions and time courses determined at these low, physiological co-reactant concentrations

zcXVhd2s/5bc6a24b2ddf9c241c61e6e0B810e38ad">Fed s Bullard says bond purchases should be tapered quickly in