Funk K F, Schmidt J
Biomed Biochim Acta. 1984;43(11):1301-4.
An 18 h lasting moderate hypoxia equivalent to 7000 m altitude rises DOPAC level in the caudate nucleus and the mesolimbic area of the rat to about 130%. This elevation is counteracted by a singular high dose of nootropics of the "energy mobilizer" type, but not by vasoactive ones.