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. 2021 Jun 10;13(13):1037–1049. doi: 10.4155/bio-2021-0098

Figure 5. . Freeze–thaw cycle does not influence the intensity of sphingolipids in whole blood.

Figure 5. 

(A) Schematic diagram of freeze–thaw experiment for sphingolipid stability in whole blood. (B) Comparison of the peak intensities of major sphingolipids in fresh blood and freeze–thawed blood.

Cer: Ceramides; SM: Sphingomyelin; SPHP: Sphingosine phosphate.