{"id":2867,"date":"2023-05-09T10:13:46","date_gmt":"2023-05-09T00:13:46","guid":{"rendered":"https:\/\/www.cognav.net\/?p=2867"},"modified":"2023-05-09T10:13:46","modified_gmt":"2023-05-09T00:13:46","slug":"how-the-dorsal-subiculum-encode-corners-across-environmental-geometries-in-an-allocentric-reference-frame","status":"publish","type":"post","link":"https:\/\/braininspirednavigation.com\/?p=2867","title":{"rendered":"How the dorsal subiculum encode corners across environmental geometries in an allocentric reference frame?"},"content":{"rendered":"<p style=\"text-align: justify;\">Yanjun Sun, Douglas A Nitz, Xiangmin Xu, Lisa M Giocomo. <a href=\"https:\/\/www.biorxiv.org\/content\/10.1101\/2023.05.07.539721v1\"><strong>The subiculum encodes environmental geometry<\/strong><\/a>.\u00a0bioRxiv 2023.05.07.539721; doi: https:\/\/doi.org\/10.1101\/2023.05.07.539721<\/p>\n<p style=\"text-align: justify;\">Abstract<br \/>\n&#8220;<strong><span style=\"color: #ff0000;\">Corners are a cardinal feature of many of the complex environmental geometries found in the natural world but the neural substrates that could underlie the perception of corners remain elusive<\/span><\/strong>. Here <strong><span style=\"color: #ff0000;\">we show that the dorsal subiculum contains neurons that encode corners across environmental geometries in an allocentric reference frame<\/span><\/strong>. <strong><span style=\"color: #ff0000;\">Corner cells<\/span> <\/strong>changed their activity to <strong><span style=\"color: #ff0000;\">reflect concave corner angles, wall height and the degree of wall intersection<\/span><\/strong>. A separate population of subicular neurons encoded convex corners. <strong><span style=\"color: #ff0000;\">Both concave and convex corner cells were non-overlapping with subicular neurons that encoded environmental boundaries<\/span><\/strong>, suggesting that the subiculum contains the geometric information needed to re-construct the shape and layout of naturalistic spatial environments.&#8221;<\/p>\n<p style=\"text-align: justify;\">Yanjun Sun, Douglas A Nitz, Xiangmin Xu, Lisa M Giocomo. <a href=\"https:\/\/www.biorxiv.org\/content\/10.1101\/2023.05.07.539721v1\"><strong>The subiculum encodes environmental geometry<\/strong><\/a>.\u00a0bioRxiv 2023.05.07.539721; doi: https:\/\/doi.org\/10.1101\/2023.05.07.539721<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Yanjun Sun, Douglas A Nitz, Xiangmin Xu, Lisa M Giocomo. The subiculum encodes environmental geometry.\u00a0bioRxiv 2023.05.07.539721; doi: https:\/\/doi.org\/10.1101\/2023.05.07.539721 Abstract &#8220;Corners are a cardinal feature of many of the complex environmental geometries found in the natural world but the neural substrates that could underlie the perception of corners remain elusive. Here we show that the dorsal [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[987,96],"tags":[1240,506,903],"_links":{"self":[{"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=\/wp\/v2\/posts\/2867"}],"collection":[{"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2867"}],"version-history":[{"count":1,"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=\/wp\/v2\/posts\/2867\/revisions"}],"predecessor-version":[{"id":2868,"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=\/wp\/v2\/posts\/2867\/revisions\/2868"}],"wp:attachment":[{"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2867"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2867"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2867"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}