R. Abes, Arzumanov, A. A., Moulton, H. M., Abes, S., Ivanova, G. D., Iversen, P. L., Gait, M. J., and Lebleu, B.,
“Cell-penetrating-peptide-based delivery of oligonucleotides: an overview.”,
Biochemical Society transactions, vol. 35, no. Pt 4, pp. 775-9, 2007.