@article{ZhongHuangLiuetal.2011,
  author    = {Yu-Juan Zhong and Jun-Chao Huang and Jin Liu and Yin Li and Yue Jiang and Zeng-Fu Xu and Gerhard Sandmann and Feng Chen},
  title     = {Functional characterization of various algal carotenoid ketolases reveals that ketolating zeaxanthin efficiently is essential for high production of astaxanthin in transgenic Arabidopsis},
  journal   = {The journal of experimental botany},
  volume    = {62},
  number    = {10},
  pages     = {3659 -- 3669},
  doi       = {10.1093/jxb/err070},
  year      = {2011},
}