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. 2020 Jan 31;25(3):630. doi: 10.3390/molecules25030630

Table 2.

Changes in 16 ceramides with higher discriminating power identified in keratinocytes with variable importance in projection (VIP) score greater than one; the colored circles indicate the relative level of the corresponding metabolite in each group under study.

m/z RT VIP Score CER Species Class Control Ps
612.5858 42.11 1.71 Cer(t18:0/20:0) CER[NP] graphic file with name molecules-25-00630-i001.jpg graphic file with name molecules-25-00630-i002.jpg
680.6881 34.91 1.65 Cer(d18:0/26:0) CER[NDS] graphic file with name molecules-25-00630-i002.jpg graphic file with name molecules-25-00630-i001.jpg
622.6056 34.91 1.57 Cer(d18:1/22:0) CER[NS] graphic file with name molecules-25-00630-i001.jpg graphic file with name molecules-25-00630-i002.jpg
512.4985 32.79 1.40 Cer(d18:0/14:0) CER[NDS] graphic file with name molecules-25-00630-i002.jpg graphic file with name molecules-25-00630-i001.jpg
590.5429 38.94 1.38 Cer(d18:2/20:1) CER[NS] graphic file with name molecules-25-00630-i001.jpg graphic file with name molecules-25-00630-i002.jpg
566.5429 36.95 1.37 Cer(d18:1/18:0) CER[NS] graphic file with name molecules-25-00630-i001.jpg graphic file with name molecules-25-00630-i002.jpg
638.5996 43.02 1.35 Cer(d16:1/24:0(2OH)) CER[AS] graphic file with name molecules-25-00630-i001.jpg graphic file with name molecules-25-00630-i002.jpg
554.5423 40.60 1.34 Cer(d18:0/17:0) CER[NDS] graphic file with name molecules-25-00630-i002.jpg graphic file with name molecules-25-00630-i001.jpg
552.4898 41.10 1.32 Cer(d16:1/18:1 (2OH)) CER[AS] graphic file with name molecules-25-00630-i001.jpg graphic file with name molecules-25-00630-i002.jpg
526.5142 36.49 1.32 Cer(d18:0/15:0) CER[NDS] graphic file with name molecules-25-00630-i002.jpg graphic file with name molecules-25-00630-i001.jpg
538.5148 32.43 1.30 Cer(d18:1/16:0) CER[NS] graphic file with name molecules-25-00630-i001.jpg graphic file with name molecules-25-00630-i002.jpg
606.5752 35.22 1.29 Cer(d18:2/21:0) CER[NS] graphic file with name molecules-25-00630-i001.jpg graphic file with name molecules-25-00630-i002.jpg
612.5870 41.46 1.29 Cer(d18:0/20:0(2OH)) CER[ADS] graphic file with name molecules-25-00630-i001.jpg graphic file with name molecules-25-00630-i002.jpg
748.7098 64.50 1.28 1-O-myristoyl-Cer(d18:1/16:0) CER[EOS] graphic file with name molecules-25-00630-i001.jpg graphic file with name molecules-25-00630-i002.jpg
580.5255 33.33 1.27 Cer(d16:2/20:0(2OH)) CER[AS] graphic file with name molecules-25-00630-i002.jpg graphic file with name molecules-25-00630-i001.jpg
524.4978 33.56 1.23 Cer(d16:1/17:0) CER[NS] graphic file with name molecules-25-00630-i002.jpg graphic file with name molecules-25-00630-i001.jpg

Ceramide (CER), non-hydroxy fatty acid [N], α-hydroxy fatty acid [A], and esterified ω-hydroxy fatty acid [EO], dihydrosphingosine [DS], sphingosine [S], and phytosphingosine [P], retention time (RT). Low: Inline graphic; high: Inline graphic.