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. 2012 Jul 11;160(1):204–214. doi: 10.1104/pp.112.198556

Table III. Major products in α- and β-carotene-accumulating E. coli with coexpressed hydroxylases.

Values are expressed as a percentage of total carotenoids. Each value is the mean of three replicates ± sd. ND, Not detectable.

Hydroxylase Lutein Zeaxanthin α-Cryptoxanthin Zeinoxanthin β-Cryptoxanthin
CYP97A4 + CYP97C2 28.99 ± 2.90 2.98 ± 0.44 ND 7.86 ± 1.28 13.32 ± 1.90
HYD4 + CYP97C2 1.58 ± 0.14 3.16 ± 0.13 ND 3.49 ± 0.47 17.93 ± 1.57
Empty vector control ND ND ND ND ND