@article{ramos_abreu_nascimento_ho_2004,  title={A high-copy T7 Escherichia coli expression vector for the production of recombinant proteins with a minimal N-terminal His-tagged fusion peptide},  volume={37},  ISSN={0100-879X},  url={https://doi.org/10.1590/S0100-879X2004000800001},  DOI={10.1590/S0100-879X2004000800001},  number={8},  journal={Brazilian Journal of Medical and Biological Research},  publisher={Associação Brasileira de Divulgação Científica},  author={Ramos, C.R.R. and Abreu, P.A.E. and Nascimento, A.L.T.O. and Ho, P.L.},  year={2004},  month={Aug},  pages={1103–1109} }