1. Darbani, B., Eimanifar, A., Stewart, C.N. Jr., and Camargo, W.N. (2007) Methods to produce marker-free transgenic plants. Biotechnology 2(1), 83–90.
2. Zuo, J., Niu, Q.W., Ikeda, Y., andChua N.H. (2002) Marker-free transformation: increasing transformation frequency by the use of regeneration-promoting genes. Curr. Opin. Biotechnol. 13(2), 173–180.
3. Odell, J.T., Nagy, F., and Chua, N.H. (1985) Identification of DNA sequence required for activity of the cauliflower mosaic virus 35S promoter. Nature 313, 810–812.
4. Kay, R., Chan, A., Daly, M., and McPherson, A. (1987) Duplication of CaMV 35S promoter sequence creates a strong enhancer for plant genes. Science 236, 1299–1302.
5. Vain, P., Finer, K.R., Engler, D.E., Pratt, R., and Finer J. (1996) Intron-mediated enhancement of gene expression in maize (Zea mays L.) and bluegrass (Poa pratensis L.). Plant Cell Rep. 15, 489–494.