Table 2.

Chlorophyll Content of the Wild Type and Lhcb4 Mutants upon 3 and 8 d of Stress (900 μmol Photons m⁻² s⁻¹, 4°C)

Days of Stress	Wild Type	koLchb4	koLhcb4.2 4.3	koLhcb4.1 4.3	koLhcb4.1 4.2
0	21.7 ± 2.86	19.5 ± 0.16	22.5 ± 1.2	21.5 ± 2.1	22.2 ± 2.6
3	19.1 ± 0.7	16.5 ± 1.6*	18.9 ± 2.6*	17.7 ± 0.9*	17.2 ± 1.4*
8	20.3 ± 2.2	13.7 ± 1.7*	19.7 ± 2.0	18.1 ± 2.3	15.8 ± 1.8*

Data are expressed as mean ± sd (n = 5); for each genotype, significantly different values (Student’s t test, P = 0.05) with respect to t₀ are marked with an asterisk.