{"id":244263,"date":"2026-09-19T17:03:55","date_gmt":"2026-09-19T22:03:55","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/09\/human-brain-is-two-separate-organs-stanford-medicine-led-research-finds"},"modified":"2026-09-19T17:03:55","modified_gmt":"2026-09-19T22:03:55","slug":"human-brain-is-two-separate-organs-stanford-medicine-led-research-finds","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/09\/human-brain-is-two-separate-organs-stanford-medicine-led-research-finds","title":{"rendered":"Human brain is two separate organs, Stanford Medicine-led research finds"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/human-brain-is-two-separate-organs-stanford-medicine-led-research-finds.jpg\"><\/a><\/p>\n<p>\u201cA new study led by Stanford Medicine found the brain is two separate organs adjacent to one another. The finding could aid research into devastating neurological diseases.\u201d<\/p>\n<p>Published in <i>Nature Neuroscience<\/i>, the study challenges the conventional model in which the entire brain is derived from a single common neural ectoderm progenitor population.<\/p>\n<p>Using lineage-tracing experiments in mouse embryos, researchers found evidence for two parallel neural ectoderm progenitor populations that emerge during gastrulation:<\/p>\n<p>\u2022 Anterior neural ectoderm, associated with development of the forebrain and midbrain \u2022 Posterior neural ectoderm, associated with development of the hindbrain.<\/p>\n<p>The researchers then modeled these developmental populations using human pluripotent stem cells. The anterior-and posterior-like neural ectoderm populations showed different developmental potentials and distinct chromatin accessibility patterns, suggesting that their future regional identities are established surprisingly early.<\/p>\n<p>Importantly, by reproducing the posterior developmental pathway, the researchers were able to generate electrophysiologically active human hindbrain rhombomere 5\/6 motor neurons \u2014 a neuronal population that has been difficult to produce in vitro.<\/p>\n<p>That could have practical importance for neuroscience. These cells may provide improved laboratory models for disorders involving hindbrain motor neurons, including spinal muscular atrophy (SMA) and amyotrophic lateral sclerosis (ALS), and potentially improve our ability to investigate human brainstem biology.<\/p>\n<div class=\"more-link-wrapper\"> <a class=\"more-link\" href=\"https:\/\/lifeboat.com\/blog\/2026\/09\/human-brain-is-two-separate-organs-stanford-medicine-led-research-finds\">Continue reading \u201cHuman brain is two separate organs, Stanford Medicine-led research finds\u201d | &gt;<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u201cA new study led by Stanford Medicine found the brain is two separate organs adjacent to one another. The finding could aid research into devastating neurological diseases.\u201d Published in Nature Neuroscience, the study challenges the conventional model in which the entire brain is derived from a single common neural ectoderm progenitor population. Using lineage-tracing experiments [\u2026]<\/p>\n","protected":false},"author":701,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11,1495,47,6],"tags":[],"class_list":["post-244263","post","type-post","status-publish","format-standard","hentry","category-biotech-medical","category-health","category-neuroscience","category-robotics-ai"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/244263","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\/701"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=244263"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/244263\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=244263"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=244263"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=244263"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}