{"id":4577,"date":"2016-02-02T12:25:12","date_gmt":"2016-02-02T17:25:12","guid":{"rendered":"http:\/\/sciencemediacentre.ca\/site\/?p=4577"},"modified":"2016-02-05T14:39:20","modified_gmt":"2016-02-05T19:39:20","slug":"why-the-brain-has-its-folds","status":"publish","type":"post","link":"http:\/\/sciencemediacentre.ca\/site\/why-the-brain-has-its-folds\/","title":{"rendered":"Why the brain has its folds"},"content":{"rendered":"<div id=\"attachment_4578\" style=\"width: 543px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2016\/02\/brain-swell-folds.png\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4578\" class=\"wp-image-4578\" src=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2016\/02\/brain-swell-folds.png\" alt=\"A video showing the swelling of the brain and the formation of the folds is available on YouTube. (Video credit: Tuomas Tallinen, Jun Young Chung, and L. Mahadevan. Uploaded by NPG Press to YouTube).\" width=\"533\" height=\"300\" \/><\/a><p id=\"caption-attachment-4578\" class=\"wp-caption-text\">A <a href=\"https:\/\/youtu.be\/gbSGIG9SCf8\" target=\"_blank\">video showing the swelling of the brain<\/a> and the formation of the folds is available on YouTube. (Video credit: Tuomas Tallinen, Jun Young Chung, and L. Mahadevan. Uploaded by NPG Press to YouTube).<\/p><\/div>\n<p><span style=\"font-weight: 400;\">The folds \u00a0on the surface of the human brain exist because of physics, not biology, according to a new study using 3D printing. The researchers believe their results suggest that physical forces play a crucial role in neurodevelopment, and may provide insights into diagnosing and treating some neurological disorders. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">The study proves a model from 1975, which proposed the brain\u2019s shape is explained as a physical growth process. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">Researchers mimicked the development of the human brain by layering different types of gel, designed to swell when immersed. They found mechanical compression forces created the folds. <\/span><\/p>\n<p><a href=\"http:\/\/nature.com\/articles\/doi:10.1038\/nphys3632\"><span style=\"text-decoration: underline;\">Original research paper<\/span><\/a>\u00a0published in\u00a0<i><span style=\"font-weight: 400;\">Nature Physics<\/span><\/i><em>\u00a0<\/em>on <strong>February 1<\/strong><span class=\"aBn\" tabindex=\"0\" data-term=\"goog_453723367\"><span class=\"aQJ\"><strong>, 2015<\/strong>.<\/span><\/span><\/p>\n<p><span style=\"text-decoration: underline;\"><em><strong>Names and affiliations of selected\u00a0authors<\/strong><\/em><\/span><\/p>\n<h4>L. Mahadevan, Paulson School of Engineering and Applied Sciences, Harvard University, Cambridge, Massachusetts, U.S.A.<\/h4>\n","protected":false},"excerpt":{"rendered":"<p>The folds \u00a0on the surface of the human brain exist because of physics, not biology, according to a new study using 3D printing. The researchers believe their results suggest that physical forces play a crucial role in neurodevelopment, and may provide insights into diagnosing and treating some neurological disorders. The study proves a model from [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[25],"tags":[113,51,200,347],"class_list":["post-4577","post","type-post","status-publish","format-standard","hentry","category-paper-of-interest","tag-biology","tag-health","tag-neurology","tag-physics"],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p4DqbN-1bP","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/4577","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/comments?post=4577"}],"version-history":[{"count":1,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/4577\/revisions"}],"predecessor-version":[{"id":4582,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/4577\/revisions\/4582"}],"wp:attachment":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/media?parent=4577"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/categories?post=4577"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/tags?post=4577"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}