Table 3.
Lipid composition of the plasma membrane of different cells.
| Molar % | Polar lipids | Sterolsa | Other | Ref. | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| PC | PE | PI | PS | PA | PG | CL | SLsa | ||||
| E. coli | 82 | traces | 6 | 12 | [157, 270] | ||||||
| S. cerevisiae | 25 | 10 | 9 | 3 | 5 | 2 | 10-20 MIPC | 30-40 erg | [157, 271, 272] | ||
| Human RBCs | 24 | 6 | traces | 3 | traces | 19 SM | 48 chol | traces | [90, 157] | ||
| Human platelets | 18 | 20 | 1 | 12 | 16 SM | 32 chol | [273, 274] | ||||
| Fibroblast cell line (NIH 3T3) | 43 | 16 | 8 | 6.5 | 1.5 | 12 SM | 13 chol | [275] | |||
| Chinese hamster ovary cells (CHO) | 25 | 21 | n.d. | 7 | 12 SM | 35 chol | [276] | ||||
| Schwann cell line (NF1T) | 27 | 9 | 6 | 2 | 18 SM | 38 chol | [277] | ||||
| Undifferentiated L6 myoblasts | 24 | 9 | 2 | 6 | 16 SM | 42 chol | [278] | ||||
| Human alveolar macrophages | 30 | 21 | 21 | 7 SM | 8 chol | 13 | [157, 279] | ||||
PC, phosphatidylcholine; PE, phosphatidylethanolamine; PI, phosphatidylinositol; PS, phosphatidylserine; PA, phosphatidic acid; PG, phosphatidylglycerol; CL, cardiolipin; SLs, sphingolipids; MIPC, mannosyl-inositol phosphorylceramide; SM, sphingomyelin; erg, ergosterol; chol, cholesterol.
a
The most abundant lipid of these categories is indicated in italic.
n.d., not detected.