Table 2.

Phycobiliprotein and photosynthetic pigment quantification.

Strain (light intensity)a	Phycobiliprotein levels (μg/μg chla)b			Photosynthetic pigments (mg/ml)b
	PEc	PC	AP	Chlorophyll	Carotenoids
UTEX481 (10)	10.74 (±1.56)	2.39 (±0.36)	3.67 (±0.65)	0.0019 (±0.0001)	0.0013 (±0.0002)
UTEX481 (100)	7.62 (±1.00)	1.82 (±0.22)	2.76 (±0.26)	0.0018 (±0.0001)	0.0023 (±0.0001)
UTEX481 (100 → 10)d	12.07 (±1.45)	2.45 (±0.32)	3.99 (±0.63)	0.0016 (±0.0002)	0.0014 (±0.0001)

^aLight intensity units are μmol m⁻² s⁻¹.

^bNumbers indicate mean (±SD) for at least three independent extractions in two independent experiments.

^cPE, phycoerythrin; PC, phycocyanin; AP, allophycocyanin.

^dCultures were grown at 100 μmol m⁻² s⁻¹ before transfer to 10 μmol m⁻² s⁻¹ for 3 days.