Table 2: Comparison of the concentration (M) of metabolites in the blood of PCa patients with metastases to PCa patients. Statistically significant (p < 0.05) metabolites involved in the discrimination between the two groups were calculated according to the Mann-Whitney U test.
Metabolites
|
Concentration of blood plasma metabolites/lipids (µM) |
p-value
|
|||||
Patients with metastases PCa n = 30 (Median, range) |
Patients with PCa N = 30 (Median, range) |
||||||
Median |
Min |
Max |
Median |
Min |
Max |
||
Metabolomic profiling |
|||||||
Leucine |
789.86 |
435.19 |
1698.70 |
943.67 |
536.98 |
1634.46 |
0.01 |
Isoleucine |
281.68 |
145.35 |
450.05 |
324.11 |
116.91 |
706.91 |
0.02 |
Valine |
349.90 |
188.97 |
579.11 |
386.75 |
120.42 |
743.73 |
0.02 |
Lactate |
2684.39 |
1314.31 |
5691.74 |
4563.20 |
2260.23 |
10056.14 |
< 0.001 |
Alanine |
547.47 |
309.56 |
1251.30 |
871.45 |
342.45 |
1386.03 |
< 0.001 |
Glutamate |
457.16 |
284.29 |
865.03 |
639.48 |
409.21 |
1434.29 |
< 0.001 |
Pyruvate |
68.68 |
32.72 |
110.17 |
130.68 |
51.16 |
404.27 |
< 0.001 |
Glutamine |
869.93 |
197.22 |
1538.60 |
960.78 |
505.21 |
1666.93 |
0.14 |
Creatine |
86.80 |
43.63 |
156.44 |
165.72 |
61.74 |
456.78 |
< 0.001 |
Phosphocreatine |
60.49 |
7.58 |
193.95 |
50.25 |
15.35 |
485.79 |
0.09 |
Glycine |
283.04 |
43.13 |
810.72 |
509.14 |
179.26 |
1007.50 |
< 0.001 |
Creatinine |
147.91 |
43.22 |
312.72 |
273.21 |
113.47 |
759.86 |
< 0.001 |
Tyrosine |
186.51 |
87.13 |
559.54 |
253.90 |
117.08 |
501.05 |
0.04 |
Histidine |
136.36 |
75.61 |
255.18 |
161.34 |
48.60 |
290.29 |
0.01 |
Phenylalanine |
195.62 |
82.29 |
592.26 |
292.76 |
126.81 |
790.58 |
0.004 |
Glucose |
4689.70 |
3240.37 |
8333.94 |
5367.08 |
2683.88 |
17999.70 |
0.11 |
Lipidomic profiling |
|||||||
Betaine |
203.85 |
87.07 |
1798.20 |
392.17 |
169.42 |
855.22 |
0.33 |
3-HOB |
511.15 |
218.48 |
800.67 |
762.91 |
213.54 |
2158.81 |
< 0.001 |
Acetate |
57.11 |
36.88 |
120.98 |
128.18 |
21.13 |
356.20 |
< 0.001 |
Acetoacetate |
102.44 |
44.48 |
320.35 |
234.08 |
84.91 |
423.69 |
< 0.001 |
DMA |
57.15 |
6.30 |
140.85 |
124.42 |
57.60 |
312.75 |
< 0.001 |
Malonate |
61.05 |
0.67 |
1033.14 |
113.96 |
33.91 |
461.96 |
0.05 |
Choline |
85.92 |
51.58 |
160.59 |
162.92 |
64.92 |
491.98 |
< 0.001 |
GPC |
95.55 |
49.05 |
192.75 |
147.97 |
77.10 |
520.50 |
< 0.001 |
3HOB: 3 hydroxybutyrate; DMA: Dimethylamine; GPC: Glycerophosphocholine