title: A case of convergence: why did a simple alternative to canonical antibodies arise in sharks and camels?
authors.affiliation: Department of Microbiology and Immunology, University of Maryland at Baltimore, Baltimore, Maryland, United States of America.
authors.forename: Martin F
authors.initials: MF
authors.lastname: Flajnik
authors.forename: Nick
authors.initials: N
authors.lastname: Deschacht
authors.forename: Serge
authors.initials: S
authors.lastname: Muyldermans
mesh_terms: D000818:Animals; D000906:Antibodies / Q000235:genetics*; D005075:Biological Evolution; D002162:Camelus / Q000235:genetics / Q000276:immunology*; D007143:Immunoglobulin Heavy Chains / Q000235:genetics*; D012754:Sharks / Q000235:genetics / Q000276:immunology*
chemical_list: D000906:Antibodies; D007143:Immunoglobulin Heavy Chains