Application Note: Quantification of Steroids and 25-OH Vitamin D3 in Dried Blood Spots and Serum using LC/MS/MS
16 May 2012

This technical note highlights a simple extraction method, requiring no derivatization of target compounds, which is capable of measuring a variety of clinically important steroids from DBS and serum. Concentrations of steroids in serum and DBS from 20 apparently healthy volunteers are compared.