“We show now that carnitine inhibits the hydrolysis of inositol phospholipids induced by different agonists of metabotropic glutamate receptors (tACPD; (±)-1-aminocyclopentane-trans-1,3-dicarboxylic acid; DHPG , (R,S)-3,5-dyhydroxyphenylglycine or S4C3HPG, (S)-4-carboxy-3-hydroxyphenylglycine).”