Table 3.
Effect of Rofecoxib and Valeryl salicylate on the spontaneous and iron-catalyzed peroxidation of rat brain phospholipids.
Spontaneous Peroxidation |
Iron-catalyzed Peroxidation |
||||
---|---|---|---|---|---|
Sample | λ=532 nm | Inhibition (%) | Sample | λ=532 nm | Inhibition (%) |
Blank | 0.362 | - | Blank | 0.559 | - |
Rofecoxib 100 μM | 0.291 | 19 | Rofecoxib 100 mM | 0.545 | 2 |
Rofecoxib 1mM | 0.407 | 0 | Rofecoxib 1mM | 0.556 | 0 |
Rofecoxib 2mM | 0.383 | 0 | Rofecoxib 2mM | 0.573 | 0 |
VAS 100 μM | 0.304 | 16 | VAS 100 μM | 0.614 | 0 |
VAS 1 mM | 0.361 | 0 | VAS 1 mM | 0.628 | 0 |
VAS 2 mM | 0.137 | 62 | VAS 2 mM | 0.526 | 6 |
Results represent the extent of lipid peroxidation as measured by thiobarbituric acid reactive substances (TBARS) at a wavelength of 532 nm. See Aruoma et al., 1992 for details.