Table 4.

Viability of human lung cancer cells on cytotoxicity of phycoerythrin.

S. No	Concentration (µg mL−1)	Cell viability (%)
1	Control	100 ± 0.02
2	50	91.24 ± 0.09
3	100	82.59 ± 0.12
4	200	74.29 ± 0.07
5	300	69.04 ± 0.14
6	400	54.85 ± 0.11
7	500	46.36 ± 0.16

Values are the mean of three replicated studies.