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And the answer has a bit of nuance

They mark the first rigorous indication that the link between acetyl-L-carnitine levels and depression may apply to people, too

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Todorova V, Blokland A

As the structural changes progress, they become increasingly less amendable to metabolic interventions

Carvalho PD, Fuenzalida MJ, Ricci A, Souza AH, Barletta RV, Wiltbank MC, Fricke PM
