Application of volume‐selected, two‐dimensional multiple‐quantum editing in vivo to observe cerebral metabolites

Abstract
The volume selection technique SPACE has been combined with a two-dimensional multiple-quantum editing sequence to uniquely detect certain J-coupled cerebral metabolites. In vivo results demonstrating edited glutamate/glutamine and lactate from 0.4 ml of a rat's brain at 4.7 T are presented. The sequence was optimized to balance multiple-quantum generation and signal loss due to T2 relaxation. Without due regard to T2 relaxation little signal is observed. © 1990 Academic Press, Inc.
Funding Information
  • National Health and Medical Research Council
  • Australian Research Council
  • Queensland Cancer Fund