NeurosciencebioRxivPreprint
Noninvasive detection of Phenylalanine in the human brain with MRS at 7T
Nouha Salibi, Thomas S. Denney, Gopikrishna Deshpande
This study attempts to noninvasively measure phenylalanine in the human brain using 7T MRS but fails to detect it in vivo, concluding that natural concentrations are below the detection threshold.