Table 3.

β-Apo-carotenoid levels in plasma of WT mice versus Bco1^−/− mice

	Chow			BC (1 mg)
	WT mice, nM	Bco1−/− mice, nM	P value	WT mice, nM	Bco1−/− mice, nM	P value
β-13-Carotenone	0.4 ± 0.0	0.3 ± 0.0	0.01*	0.6 ± 0.3	1.4 ± 0.7	0.1
β-Apo-14′-carotenal	101 ± 17	69 ± 15	0.02*	217 ± 29	263 ± 57	0.22
β-Apo-14′-carotenoic acid	472 ± 24	455 ± 34	0.45	635 ± 186	991 ± 359	0.14
β-Apo-12′-carotenal	2.9 ± 0.6	3.2 ± 0.4	0.40	15 ± 4.6	31 ± 5.1	0.003***
β-Apo-12′-carotenoic acid	131 ± 29	119 ± 18	0.46	43 ± 9.1	44 ± 12	0.95
β-Apo-10′-carotenal	0.2 ± 0.1	0.3 ± 0.1	0.45	0.3 ± 0.1	1.2 ± 0.2	0.001***
β-Apo-10′-carotenoic acid	34 ± 5.0	51 ± 7.2	0.008**	50 ± 6.7	73 ± 13	0.03*
β-Apo-8′-carotenal	0.4 ± 0.1	0.6 ± 0.2	0.21	0.6 ± 0.2	0.5 ± 0.2	0.46
β-Apo-8′-carotenoic acid	0.7 ± 0.2	0.7 ± 0.1	0.89	4.4 ± 0.6	3.6 ± 0.9	0.18

Concentrations of compounds are provided as means ± SD. Significantly different from the corresponding concentration in WT mice:

^*P < 0.05,

^**P < 0.01, and

^***P < 0.005.