Table 5.
Metabolite species reported multiple times as negatively associated with CRF
| Metabolite super classes | Metabolite species | Studies reporting negative associations with CRF |
|---|---|---|
| Lipids and lipid-like molecules | CAR(3) propionylcarnitine | [41, 45, 47] |
| CAR(6) hexanoylcarnitine | [41, 45] | |
| TAG(46:1), TAG(46:2), TAG(46:3), TAG(47:0), TAG(47:2), TAG(48:1), TAG(48:2), TAG(48:3), TAG(48:4), TAG(48:5), TAG(49:0), TAG(49:1), TAG(49:2), TAG(49:3), TAG(50:1), TAG(50:2), TAG(50:3), TAG(50:4), TAG(50:5), TAG(50:6), TAG(51:0), TAG(51:1), TAG(51:2), TAG(51:3), TAG(52:1), TAG(52:2), TAG(52:3), TAG(52:4), TAG(52:5), TAG(52:6), TAG(52:7), TAG(53:2), TAG(53:3), TAG(54:1), TAG(54:2), TAG(54:3), TAG(54:4), TAG(54:5), TAG(54:6), TAG(54:7), TAG(54:8), TAG(55:2), TAG(55:3), TAG(56:5) | [41, 45] | |
| γ-Tocopherol | [39, 53] | |
| Cer(18:1;2/16:0) | [36, 41, 45] | |
| Cer(18:1;2/18:0) | [34, 36] | |
| Cer(18:1;2/20:0) | [34, 36] | |
| HexCer(18:1;2/18:0) | [36, 45] | |
| SM(18:1;2/18:0) | [41, 45] | |
| SM(18:1;2/18:1) | [36, 41, 45] | |
| Glycocholic acid | [41, 45] | |
| Nucleosides, nucleotides, and analogs | Pseudouridine | [41, 51] |
| Organic acids and derivatives | Alanine | [41, 47] |
| Citrulline | [45, 47] | |
| Creatine | [41, 45, 47] | |
| Lysine | [40, 41, 47] | |
| Ornithine | [41, 45, 47] | |
| Isoleucine | [41, 47] | |
| Leucine | [41, 47] | |
| Thyroxine | [41, 47] | |
| Proline | [41, 47] | |
| Lactic acid | [40, 41] | |
| Pyruvic acid | [41, 47] | |
| Organic nitrogen compounds | Carnitine | [41, 45] |
| Organic oxygen compounds | Gluconic acid | [40, 45] |
CAR carnitine, Cer ceramide, CRF cardiorespiratory fitness, HexCer hexosylceramide, SM sphingomyelin, TAG triacylglycerol