Bezzi, S., Kessler, D., Diezel, C., Muck, A., Anssour, S., & Baldwin, I. T. (2010). Silencing NaTPI expression increases nectar germin, nectarins and hydrogen peroxide levels and inhibits nectar removal from plants in nature. Plant Physiology, 152, 2232-2242. doi:10.1104/pp.109.151753.