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. Author manuscript; available in PMC: 2012 Feb 28.
Published in final edited form as: Psychiatry Res. 2011 Jan 12;191(2):122–127. doi: 10.1016/j.pscychresns.2010.10.009

Figure 4.

Figure 4

[ 1H]-MRS measurements of amino acid neurotransmitter content in the occipital cortex of MDD subjects before and after ketamine infusion. Values represent mean values of the ratio of each metabolite to creatine (Cr). error bars = +/− s.e.m.