{"id":244819,"date":"2026-10-02T13:05:17","date_gmt":"2026-10-02T18:05:17","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/10\/stem-cell-derived-brain-models-offer-a-new-window-into-how-anesthesia-works"},"modified":"2026-10-02T13:05:17","modified_gmt":"2026-10-02T18:05:17","slug":"stem-cell-derived-brain-models-offer-a-new-window-into-how-anesthesia-works","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/10\/stem-cell-derived-brain-models-offer-a-new-window-into-how-anesthesia-works","title":{"rendered":"Stem Cell-Derived Brain Models Offer a New Window Into How Anesthesia Works"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/stem-cell-derived-brain-models-offer-a-new-window-into-how-anesthesia-works2.jpg\"><\/a><\/p>\n<p>Newswise \u2014 Every day, hundreds of thousands of people undergo general anesthesia, trusting they\u2019ll drift into unconsciousness and wake safely after surgery. Yet despite decades of use, scientists still don\u2019t fully understand how anesthetic drugs reshape the brain\u2019s electrical activity to produce unconsciousness.<\/p>\n<p>Studying the brain\u2019s response to anesthesia has been difficult: in living humans, there\u2019s no safe way to study the brain cell by cell, and in animals, the drugs act on many different brain regions at once, making it hard to isolate where the effects arise.<\/p>\n<p>Now, UCLA researchers have shown for the first time that human stem cell-derived brain assembloids \u2014 tiny, three-dimensional models that recreate simplified human brain circuits \u2014 can reproduce the electrical changes seen during general anesthesia. Their findings were just published in the British Journal of Anaesthesia.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Newswise \u2014 Every day, hundreds of thousands of people undergo general anesthesia, trusting they\u2019ll drift into unconsciousness and wake safely after surgery. Yet despite decades of use, scientists still don\u2019t fully understand how anesthetic drugs reshape the brain\u2019s electrical activity to produce unconsciousness. Studying the brain\u2019s response to anesthesia has been difficult: in living humans, [\u2026]<\/p>\n","protected":false},"author":396,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11,47],"tags":[],"class_list":["post-244819","post","type-post","status-publish","format-standard","hentry","category-biotech-medical","category-neuroscience"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/244819","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\/396"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=244819"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/244819\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=244819"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=244819"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=244819"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}