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Table 3 Multi-element analysis in cerebral spinal fluid samples using ICP-MS

From: Multi-platform characterization of the human cerebrospinal fluid metabolome: a comprehensive and quantitative update

Compound name Average (μM) Standard deviation (μM) Literature value (μM)
Lithium (Li) 10.383 4.679 NA
Beryllium (Be) 0.045 0.019 NA
Boron (B) 3,587 1,093 NA
Sodium (Na) 109,788 10,048 145,000 ± 8,000
Magnesium (Mg) 954 207 890 ± 340
Aluminum (Al) 109 26 12.1 ± 6.3
Potassium (K) 2,163 274 2,960 ± 340
Calcium (Ca) 1047 520 1,190 ± 170
Titanium (Ti) 0.648 0.168 NA
Vanadium (V) 0.404 0.071 0.003 ± 0.001
Chromium (Cr) 0.247 0.067 0.006 ± 0.003
Iron (Fe) 9.293 1.140 5.57 ± 1.68
Manganese (Mn) 0.149 0.177 0.022 ± 0.031
Nickel (Ni) 0.097 0.109 <0.004
Copper (Cu) 2.253 3.118 1.7 ± 1.4
Zinc (Zn) 0.538 0.847 0.49 ± 0.12
Gallium (Ga) 0.011 0.003 <0.001
Arsenic (As) 0.106 0.010 0.003 ± 0.002
Selenium (Se) 0.320 0.038 0.239 ± 0.166
Rubidium (Rb) 0.499 0.097 0.620 ± 0.127
Strontium (Sr) 1.120 2.481 0.534 ± 0.079
Yttrium (Y) 0.004 0.001 NA
Zirconium (Zr) 0.277 0.086 <0.278
Molybdenum (Mo) 0.034 0.016 0.010 ± 0.009
Ruthenium (Ru) 0.005 0.002 NA
Palladium (Pd) 0.036 0.018 NA
Cesium (Cs) 0.015 0.006 0.0063 ± 0.0023
Barium (Ba) 0.223 0.236 0.130 ± 0.050
Cerium (Ce) 0.005 0.001 0.011 ± 0.005
Tantalum (Ta) 0.002 0.0009 0.0005 ± 0.0004
Platinum (Pt) 0.041 0.012 NA
Gold (Au) 0.060 0.063 0.196 ± 0.164
Lead (Pb) 0.017 0.010 0.075 ± 0.055
  1. NA, not available.