Ricerca medica

  Description Method Sample Time
      Size  
        (days)
  Hydrogen (D/H) Isotope Analyses      
   2H for TBW or TEE measurement – duplicate equilibration 1 mL 14
   2H and 18O of doubly labelled water – duplicate equilibration 1 mL 14
         
  Carbon Isotope Analyses      
   13C of dried end-product or metabolite -duplicate EA-IRMS 0.2 g 21
   13C of carbon dioxide in breath – priority – per tube CF-IRMS 12 mL 7
   13C of bicarbonate in blood – duplicate CF-IRMS Enquire 21
   13C of amino acid by decarboxylation – duplicate CF-IRMS Enquire 21
   13C of urea breath test – priority – per test kit CF-IRMS 2 x 12 mL 7
         
  Nitrogen Isotope Analyses      
    15N of dried end-product or metabolite EA-IRMS 0.2 g 21
         
  Oxygen Isotope Analyses      
   18O for total body water measurement – duplicate equilibration 1 mL 14
   18O and 2H of doubly labelled water – duplicate equilibration 1 mL 14

Le quantità del campione fornite sono solo a scopo indicativo. L’analisi mediante EA-IRMS necessita normalmente  di 1 – 5 mg di quantità di campione. I tempi di consegna dei campioni indicati sono tipici per l’analisi di 40 campioni