{"id":2576,"date":"2022-03-08T16:26:37","date_gmt":"2022-03-08T06:26:37","guid":{"rendered":"https:\/\/www.cognav.net\/?p=2576"},"modified":"2022-03-08T16:26:37","modified_gmt":"2022-03-08T06:26:37","slug":"how-are-visual-landmarks-integrated-into-a-framework-that-supports-the-neural-encoding-of-landmark-based-orientation","status":"publish","type":"post","link":"https:\/\/braininspirednavigation.com\/?p=2576","title":{"rendered":"How are visual landmarks integrated into a framework that supports the neural encoding of landmark- based orientation?"},"content":{"rendered":"<p style=\"text-align: justify;\">LaChance PA, Graham J, Shapiro BL, Morris AJ, Taube JS. <a href=\"https:\/\/www.science.org\/doi\/10.1126\/sciadv.abg8404\"><strong>Landmark-modulated directional coding in postrhinal cortex<\/strong><\/a>. Science Advances 2022 Jan 28;8(4):eabg8404. doi: 10.1126\/sciadv.abg8404.<\/p>\n<p style=\"text-align: justify;\">Abstract<br \/>\n&#8220;<strong><span style=\"color: #ff0000;\">Visual landmarks can anchor an animal&#8217;s internal sense of orientation to the external world<\/span><\/strong>. The rodent postrhinal cortex (POR) may facilitate this processing. Here, <strong><span style=\"color: #ff0000;\">we demonstrate that, in contrast to classic head direction (HD) cells, which have a single preferred orientation, POR HD cells develop a second preferred orientation when an established landmark cue is duplicated along another environmental wall<\/span><\/strong>. We therefore refer to these cells as <strong><span style=\"color: #ff0000;\">landmark-modulated-HD (LM-HD) cells<\/span><\/strong>. LM-HD cells discriminate between landmarks in familiar and novel locations, discriminate between visually disparate landmarks, and continue to respond to the previous location of a familiar landmark following its removal. Rats initially exposed to different stable landmark configurations show LM-HD tuning that may reflect the integration of visual landmark information into an allocentric HD signal. <strong><span style=\"color: #ff0000;\">These results provide insight into how visual landmarks are integrated into a framework that supports the neural encoding of landmark-based orientation<\/span><\/strong>.&#8221;<\/p>\n<p style=\"text-align: justify;\">LaChance PA, Graham J, Shapiro BL, Morris AJ, Taube JS. <a href=\"https:\/\/www.science.org\/doi\/10.1126\/sciadv.abg8404\"><strong>Landmark-modulated directional coding in postrhinal cortex<\/strong><\/a>. Science Advances 2022 Jan 28;8(4):eabg8404. doi: 10.1126\/sciadv.abg8404.<\/p>\n<p>&nbsp;<\/p>\n<p>Further info:\u00a0<a href=\"https:\/\/home.dartmouth.edu\/news\/2022\/02\/landmark-tracking-neuron-helps-rats-know-where-they-are\">Landmark-Tracking Neuron Helps Rats Know Where They Are<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>LaChance PA, Graham J, Shapiro BL, Morris AJ, Taube JS. Landmark-modulated directional coding in postrhinal cortex. Science Advances 2022 Jan 28;8(4):eabg8404. doi: 10.1126\/sciadv.abg8404. Abstract &#8220;Visual landmarks can anchor an animal&#8217;s internal sense of orientation to the external world. The rodent postrhinal cortex (POR) may facilitate this processing. Here, we demonstrate that, in contrast to classic [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[96,346],"tags":[391,993],"_links":{"self":[{"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=\/wp\/v2\/posts\/2576"}],"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=2576"}],"version-history":[{"count":1,"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=\/wp\/v2\/posts\/2576\/revisions"}],"predecessor-version":[{"id":2577,"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=\/wp\/v2\/posts\/2576\/revisions\/2577"}],"wp:attachment":[{"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2576"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2576"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/braininspirednavigation.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2576"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}