Pathway | Tracer | Patient Sample | Research Sample | Ref |
|---|
Polyamines | 13C6-Arginine 13C6-Proline 13C6-Glutamine | Serum Urine | In vitro (cells) In vivo serum/tissues | Link |
TCA cycle | U13C-Glucose U13C-Glutamine U13C15N-Valine | Serum Urine | In vitro In vivo serum/tissues | Link |
1C metabolism | 2,3,3 D-Serine U13C-Serine U13C15N-Betaine 13C-MethylSarcosine | Serum Urine | In vitro In vivo tissues | |
Ureagenesis | 15NH4Cl | Plasma DBS Capillary DBS | In vitro In vivo serum/DBS | Link |