{"id":200032,"date":"2024-11-23T21:30:40","date_gmt":"2024-11-24T03:30:40","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2024\/11\/a-single-biological-factor-predicts-distinct-cortical-organizations-across-mammalian-species"},"modified":"2024-11-23T21:30:40","modified_gmt":"2024-11-24T03:30:40","slug":"a-single-biological-factor-predicts-distinct-cortical-organizations-across-mammalian-species","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2024\/11\/a-single-biological-factor-predicts-distinct-cortical-organizations-across-mammalian-species","title":{"rendered":"A single biological factor predicts distinct cortical organizations across mammalian species"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/a-single-biological-factor-predicts-distinct-cortical-organizations-across-mammalian-species.jpg\"><\/a><\/p>\n<p>Researchers have explained how visual cortexes develop uniquely across the brains of different mammalian species. A KAIST research team led by Professor Se-Bum Paik from the Department of Bio and Brain Engineering has identified a single biological factor, the retino-cortical mapping ratio, that predicts distinct cortical organizations across mammalian species.<\/p>\n<p>This new finding has resolved a long-standing puzzle in understanding visual neuroscience regarding the origin of functional architectures in the visual cortex. The study, published in <i>Cell Reports<\/i> on March 10, demonstrates that the evolutionary variation of biological parameters may induce the development of distinct functional circuits in the visual cortex, even without <a href=\"https:\/\/phys.org\/tags\/species\/\" rel=\"tag\" class=\"\">species<\/a>-specific developmental mechanisms.<\/p>\n<p>In the <a href=\"https:\/\/phys.org\/tags\/primary+visual+cortex\/\" rel=\"tag\" class=\"\">primary visual cortex<\/a> (V1) of mammals, neural tuning to visual stimulus orientation is organized into one of two distinct topographic patterns across species. While primates have columnar orientation maps, a salt-and-pepper type organization is observed in rodents.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Researchers have explained how visual cortexes develop uniquely across the brains of different mammalian species. A KAIST research team led by Professor Se-Bum Paik from the Department of Bio and Brain Engineering has identified a single biological factor, the retino-cortical mapping ratio, that predicts distinct cortical organizations across mammalian species. This new finding has resolved [\u2026]<\/p>\n","protected":false},"author":661,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,38,1965,47],"tags":[],"class_list":["post-200032","post","type-post","status-publish","format-standard","hentry","category-biological","category-engineering","category-mapping","category-neuroscience"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/200032","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/661"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=200032"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/200032\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=200032"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=200032"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=200032"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}