@article{witte_niermann_holthoff_2001,  title={Cell swelling and ion redistribution assessed with intrinsic optical signals},  volume={73},  ISSN={0001-3765},  url={https://doi.org/10.1590/S0001-37652001000300005},  DOI={10.1590/S0001-37652001000300005},  number={3},  journal={Anais da Academia Brasileira de Ciências},  publisher={Academia Brasileira de Ciências},  author={WITTE, OTTO W. and NIERMANN, HEIKE and HOLTHOFF, KNUT},  year={2001},  month={Sep},  pages={337–350} }