Membrane FluidityMembrane LipidsDiphenylhexatrieneFluorescence PolarizationStearatesFluorescamineBenzyl AlcoholLipidsCell MembranePhospholipidsLiposomesFatty AcidsLipid MetabolismLipid BilayersMembranesIntracellular MembranesErythrocyte MembraneMembranes, ArtificialLipid AMembrane PotentialsLipid PeroxidationKineticsPhosphatidylcholinesCholesterolCell Membrane PermeabilityMembrane MicrodomainsTemperatureAcholeplasma laidlawiiLipid PeroxidesPhosphatidylethanolaminesBasement MembraneGalactolipidsFatty Acids, UnsaturatedPhosphatidylglycerolsElectron Spin Resonance Spectroscopy