Sample_12_0018 Mouse NCBI GEO/SRA Primary cell Renal renal fibroblast WT Sample_12_0019 Mouse NCBI GEO/SRA Primary cell Renal renal fibroblast SphK1-/- Sample_12_0020 Mouse NCBI GEO/SRA Primary cell Renal renal fibroblast SphK2-/-