title: Five big mysteries about CRISPR's origins.
authors.forename: Heidi
authors.initials: H
authors.lastname: Ledford
mesh_terms: D000818:Animals; D001105:Archaea / Q000235:genetics* / Q000276:immunology / Q000821:virology; D001419:Bacteria / Q000235:genetics* / Q000276:immunology / Q000821:virology; D064130:CRISPR-Associated Proteins / Q000378:metabolism; D064113:CRISPR-Cas Systems / Q000235:genetics* / Q000276:immunology / Q000502:physiology*; D064112:Clustered Regularly Interspaced Short Palindromic Repeats / Q000235:genetics*; D004251:DNA Transposable Elements / Q000235:genetics; D019143:Evolution, Molecular; D000072669:Gene Editing; D006801:Humans; D034622:RNA Interference
chemical_list: D064130:CRISPR-Associated Proteins; D004251:DNA Transposable Elements