What is CRISPR?

In this video Paul Andersen explains how the CRISPR/Cas immune system was identified in bacteria and how the CRISPR/Cas9 system was developed to edit genomes. Do you speak another language? Help me translate my videos: http://www.bozemanscience.com/translations/ Music Attribution Intro Title: I4dsong_loop_main.wav Artist: CosmicD Link to sound: http://www.freesound.org/people/CosmicD/sounds/72556/ Creative Commons Atribution License Outro Title: String Theory Artist: Herman Jolly http://sunsetvalley.bandcamp.com/track/string-theory All of the images are licensed under creative commons and public domain licensing: Adenosine. (2009). English: Artistic rendering of a T4 bacteriophage. The colours grey and orange do not signify anything, they are just used to illustrate structure. Created for Wikipedia. Retrieved from https://commons.wikimedia.org/wiki/File:PhageExterior.svg E. coli Bacteria. (n.d.). Retrieved February 17, 2016, from https://www.flickr.com/photos/niaid/16598492368/ Fioretti, B. F. Hallbauer &. (2015). English: Director, Max Planck Institute for Infection Biology, Department of Regulation in Infection Biology. Visiting professor The Laboratory for Molecular Infection Medicine Sweden MIMS; http://www.mpiib-berlin.mpg.de/research/regulation_in_infection_biology. Retrieved from https://commons.wikimedia.org/wiki/File:Emmanuelle_Charpentier.jpg Foresman, P. S. ([object HTMLTableCellElement]). English: Line art drawing of a chimera. Retrieved from https://commons.wikimedia.org/wiki/File:Chimera_(PSF).jpg Magladem96. (2014). English: Picture of DNA Base Flipping. Retrieved from https://commons.wikimedia.org/wiki/File:Dna-base-flipping.svg project, C. wiki. (2014). English: Crystal Structure of Cas9 bound to DNA based on the Anders et al 2014 Nature paper. Rendition was performed using UCSF’s chimera software. Retrieved from https://commons.wikimedia.org/wiki/File:Cas9_Anders_DNA_bound_structure.png Providers, P. C. (1979). English: Photomicrograph of St