Table 2.
Lipid peroxidation (as TBARS), PMCA, and Ca2+ and Mg2+ content of syncytiotrophoblast plasma membranes from freshly prepared placental explants.
| Measured parameters | BM | n | MVM | n |
|---|---|---|---|---|
| TBARS (nmol malondialdehyde/mg prot) | 0.46 ± 0.11 | (5) | 0.61 ± 0.17 | (5) |
| PMCA activity (nmol Pi/mg prot·min) | 61 ± 4 | (5) | 110 ± 5 | (5) |
| Membrane Ca2+ content (µmol/g prot) | 67 ± 4 | (5) | 75 ± 5 | (8) |
| Membrane Mg2+ content (µmol/g prot) | 50 ± 3 | (4) | 55 ± 3 | (8) |
Values are expressed as the means ± S.E. for the indicated n between parentheses.