A β-importin supports fusome growth and distribution in Drosophila ovarian germ cells.
Germline cysts, or interconnected groups of germ cells, promote the synchronization of gamete development in vertebrates and invertebrates. In the Drosophila ovary, cyst formation is accompanied by growth of the fusome, a unique endoplasmic reticulum-like organelle. Although structural components of the fusome have bee...