Stankovic CJ, Heinemann SH, Schreiber SL. Photo-modulated ion channels based on covalently linked gramicidins. Biochim Biophys Acta. 1991;1061(2):163-70.
Stankovic CJ, Delfino JM, Schreiber SL. Purification of gramicidin A. Anal Biochem. 1990;184(1):100-3.
Stankovic CJ, Heinemann SH, Delfino JM, Sigworth FJ, Schreiber SL. Transmembrane channels based on tartaric acid-gramicidin A hybrids. Science. 1989;244(4906):813-7.