@article{aragão_brasileiro_2002,  title={Positive, negative and marker-free strategies for transgenic plant selection},  volume={14},  ISSN={1677-0420},  url={https://doi.org/10.1590/S1677-04202002000100001},  DOI={10.1590/S1677-04202002000100001},  number={1},  journal={Brazilian Journal of Plant Physiology},  publisher={Brazilian Journal of Plant Physiology},  author={Aragão, Francisco José Lima and Brasileiro, Ana Cristina Miranda},  year={2002},  month={Jan},  pages={01–10} }