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. 2019 Jul 31;20(15):3752. doi: 10.3390/ijms20153752

Figure 1.

Figure 1

Total polyunsaturated fatty acid (PUFA) content of rat brain endothelial cells (RBE4) cells and of purified phosphatidylcholine (PC) after oxygen and glucose deprivation and restoration (OGD/OgR) treatment for 1 and 24 h. Cells, after OGD/ogR treatment, were collected and lipids were extracted by different mixture of methanol/chloroform. Cell FAs (fatty acids) were measured as FA methyl esters (FAME) by a GC (Agilent Technologies 6850 series II, Santa Clara, CA, US) equipped with flame ionization detector. FAME were quantified using the chromatographic peak area according to the internal standard (IS) method. Histograms represent the most relevant results of whole cell (A), and PC (B) FA composition. The data are normalized to cellular protein content and expressed as mean ± S.E. from three independent experiments, * p < 0.05, ** p < 0.01 vs. control.