@article{zhang2013enhancing,
  author = "Z. Zhang and A. Pegg and Y. Ikeguchi and E. Alexov",
  title = "Enhancing Human Spermine Synthase Activity by Site Directed Mutations",
  year = 2013,
  journal = "Biophysical Journal",
  publisher = "Elsevier",
  volume = 104,
  number = 2,
  pages = "380a"
}