Brangwynne, C. P. Phase transitions and size scaling of membrane-less organelles. J. Cell Biol. 203, 875–881 (2013).
Hyman, A. A., Weber, C. A. & Julicher, F. Liquid-liquid phase separation in biology. Annu Rev. Cell Dev. Biol. 30, 39–58 (2014).
Handwerger, K. E., Cordero, J. A. & Gall, J. G. Cajal bodies, nucleoli, and speckles in the Xenopus oocyte nucleus have a low-density, sponge-like structure. Mol. Biol. Cell. 16, 202–211 (2005).
Dundr, M. & Misteli, T. Biogenesis of nuclear bodies. Cold Spring Harb. Perspect. Biol. 2, a000711 (2010).