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Krystal JH, Sanacora G, Duman RS (2013) Rapid-acting glutamatergic antidepressants: the path to ketamine and beyond. Biol Psychiatry 73:1133–1141

Maekawa T, Ohnishi T, Hashimoto K, Watanabe A, Iwayama Y, Ohba H, Hattori E, Yamada K, Yoshikawa T (2010) Analyses of mechanism for mouse strain-dependent prepulse inhibition point to a role of Shmt1 (SHMT1) in mice and schizophrenia. J Neurochem 115:1374–1385

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Yang C, Hashimoto K (2014) Rapid antidepressant effects and abuse liability of ketamine. Psychopharmacology 231:2041–2042

Zarate CA Jr, Brutsche N, Laje G, Luckenbaugh DA, Venkata SLV, Ramamoorthy A, Moaddel R, Wainer IW (2012) Relationship of ketamine’s plasma metabolites with response, diagnosis, and side effects in major depression. Biol Psychiatry 72:331–338