title: Letter: Pyridoxal phosphate status in clinical depression.
mesh_terms: D001219:Aspartate Aminotransferases / Q000097:blood; D001361:Avitaminosis / Q000150:complications; D003863:Depression / Q000097:blood / Q000209:etiology / Q000378:metabolism*; D004912:Erythrocytes / Q000201:enzymology; D006801:Humans; D011732:Pyridoxal Phosphate / Q000097:blood / Q000378:metabolism*
chemical_list: D011732:Pyridoxal Phosphate; D001219:Aspartate Aminotransferases