Table 2.
Chl a and b concentration (µg cm–2), Chl a/b ratio, photosynthetic electron transport rate (ETR, µmol e– m–2 s–1), and energy distribution between PSII and PSI (f) in 7-week-old wild-type, and Trx m- and f-overexpressing plants (Wt, o/exTrxm, and o/exTrxf, respectively)
| Chl a | Chl b | Chl a/b | ETR | f | |
|---|---|---|---|---|---|
| Wt | 27.77 ± 1.38 a | 8.73 ± 0.30 a | 3.18 ± 0.08 b | 62.50 ± 1.45 a | 0.54 ± 0.00 a |
| o/exTrxm | 13.67 ± 0.48 b | 3.80 ± 0.08 b | 3.60 ± 0.12 a | 30.67 ± 2.05 b | 0.46 ± 0.00 b |
| o/exTrxf | 26.97 ± 1.37 a | 8.51 ± 0.67 a | 3.17 ± 0.12 b | ND | ND |
Values are means ±SE (n=6–9). Different letters denote significantly different values (ANOVA, P <0.05).
ND, not determined.