title: Evolution: Welcome to Symbiont Prison.
abstract: Can egalitarian partnerships exist in nature? A new study demonstrates how protist hosts use and abuse their algal symbionts depending on their needs. While this relationship allows protists to survive in low nutrient conditions, it leaves little room for algal retaliation.
authors.affiliation: Institute of Ecological Sciences, Vrije Universiteit, 1081 HV Amsterdam, The Netherlands. Electronic address: toby.kiers@vu.nl.
authors.forename: E Toby
authors.initials: ET
authors.lastname: Kiers
authors.affiliation: Department of Zoology, University of Oxford, Oxford OX1 3PS, UK.
authors.forename: Stuart A
authors.initials: SA
authors.lastname: West
mesh_terms: D005075:Biological Evolution; D056890:Eukaryota; D010802:Phylogeny; D013559:Symbiosis