Stability of insulin samples


Eleanor Kellon, VMD
 

As this study shows https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3408407/ , samples collected into EDTA tubes (purple top) are stable for 24 hours whether they are spun or not.  Insulin assays from serum do decrease.
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Eleanor in PA

www.drkellon.com 
EC Owner 2001
The first step to wisdom is "I don't know."