title: Lampbrush chromosomes as seen in historical perspective.
authors.forename: H G
authors.initials: HG
authors.lastname: Callan
mesh_terms: D000663:Amphibians / Q000033:anatomy & histology*; D000818:Animals; D003585:Cell Biology / Q000266:history; D002875:Chromosomes / Q000648:ultrastructure*; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D008540:Meiosis; D009865:Oocytes / Q000648:ultrastructure