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. Author manuscript; available in PMC: 2020 Apr 1.
Published in final edited form as: Ocul Surf. 2018 Dec 12;17(2):318–326. doi: 10.1016/j.jtos.2018.12.006

Table 2.

Amount (pmol) of sphingolipid species.

Species Name Median (N=43) IQR
Cer 73.94 174.98
Hex-Cer 10.39 28.90
SM 76.48 200.13
Sph 5.16 5.13
S1P 0.21 1.16
SPL 187.00 328.58

SPL=total sphingolipid, Cer=ceramide, Hex-Cer=hexosyl ceramide, SM=sphingomyelin, Sph=sphingosine, S1P=sphingosine 1-phosphate, IQR=interquartile range