- Effect of cisplatin treatment on speckled distribution of a serine/arginine-rich nuclear protein CROP/Luc7A. Umehara, H., Nishii, Y., Morishima, M., Kakehi, Y., Kioka, N., Amachi, T., Koizumi, J., Hagiwara, M., Ueda, K. Biochem. Biophys. Res. Commun. (2003)