FIGURE 1.

Spectral display of high-energy phosphate and membrane phospholipid phosphorus metabolites from the parieto-occipital lobe of amnestic mild cognitive impairment individual. PE, phosphoethanolamine; PC, phosphocholine; Pi^ex and Piⁱⁿ inorganic phosphate external and internal, respectively; GPE, glycerophosphoethanolamine; GPC, glycerophosphocholine; PCr, phosphocreatine; ATP forms: α, β, and δ adenosine triphosphate; NAD, nicotinamide adenine dinucleotide; UDPG, uridine diphosphate glucose.