title: The 'chicken and egg' problem of co-evolution of peptides and their cognate receptors: which came first?
authors.affiliation: Institut für Zellbiochemie und Klinische Neurobiologie, Universitätsklinikum Hamburg-Eppendorf, Universität Hamburg, Germany.
authors.forename: M G
authors.initials: MG
authors.lastname: Darlison
authors.forename: D
authors.initials: D
authors.lastname: Richter
mesh_terms: D000818:Animals; D019143:Evolution, Molecular; D008954:Models, Biological; D010455:Peptides; D018000:Receptors, Peptide; D014714:Vertebrates
chemical_list: D010455:Peptides; D018000:Receptors, Peptide