TABLE 2.

eIFiso4G regulates CO₂ assimilation and biomass accumulation

	Col-0	eifiso4g1/2	t test
CO2 assimilation under ambient oxygen (μmol CO2/m2/s/g FW)a	650 ± 276	335 ± 36.3	p < 0.001
CO2 assimilation under 2% oxygen (μmol CO2/m2/s/g FW)a	841 ± 274	456 ± 31.1	p < 0.001
Compensation point (Ci) under ambient oxygen (μmol CO2/mol)b	63.0	65.1
Compensation point (Ci) under 2% oxygen (μmol CO2/mol)b	14.8	19.2
Fresh weight (g)b	1.72 ± 0.46	0.131 ± 0.053	p < 0.001
Dry weight (g)b	0.14 ± 0.04	0.013 ± 0.005	p < 0.001

^a Measured from plants grown to the same developmental stage at 250 PFD. FW, fresh weight.

^b Plants grown for 28 days at 250 PFD.