The astaxanthin/kaempferol co-encapsulated nanoparticles inhibit NO in LPS stimulated RAW264.7 cells.

Inhibition of NO production (%)			Inhibition of NO production (%)
Concentration (μg mL−1)	AK1	AK3	Concentration (μg mL−1)	L-NMMA
0.08	0.66 ± 0.70	22.65 ± 1.05	0.8	9.57 ± 0.29
0.4	5.60 ± 1.40	58.98 ± 1.40	4	24.36 ± 0.72
2	12.03 ± 1.40	82.13 ± 0.70	20	80.73 ± 1.86
10	46.62 ± 2.09	89.88 ± 1.75	100	99.39 ± 2.59
IC50 (μg mL−1)	>10	3.44 ± 0.23	IC50 (μg mL−1)	7.92 ± 0.79