Table II.

Kinetic parameters of variable fluorescence yield decay in control and cold-acclimated Arabidopsis leaves

Exponential analysis yielded triphasic kinetics with different half times (τ1/2) and amplitude (A). Mean values ± se were calculated from eight to 10 recordings.

Parameters Control Cold Acclimated
τfasts) 201 ± 19 340 ± 67
τints) 1,350 ± 56 4,990 ± 363
Afast (%) 43.3 42.0
Aint (%) 23.9 36.7
χ2 0.001 0.002