Florack, D. E. A., Dirkse, W. G., Visser, B., Heidekamp, F., & Stiekema, W. J. (1995). Expression of biologically active barley endosperm hordothionins in tobacco. Effects of pre- and pro-sequences at the amino and carboxyl termini of the hordothionin precursor on mature protein expression and sorting. Plant Molecular Biology, 24, 83-96.