{"id":709179,"date":"2026-08-20T13:07:03","date_gmt":"2026-08-20T13:07:03","guid":{"rendered":"https:\/\/microscopemedia.com\/?p=709179"},"modified":"2026-08-20T13:07:03","modified_gmt":"2026-08-20T13:07:03","slug":"creierul-are-un-buton-care-ne-impinge-spre-somn-cercetatorii-au-descoperit-ce-il-activeaza","status":"publish","type":"post","link":"https:\/\/microscopemedia.com\/?p=709179","title":{"rendered":"Creierul are un \u201ebuton\u201d care ne \u00eempinge spre somn. Cercet\u0103torii au descoperit ce \u00eel activeaz\u0103"},"content":{"rendered":"<div readability=\"45.149866666667\">\n<div class=\"sgb-google-buttons\">\n<div class=\"display-flex justify-center google-logo\"><img decoding=\"async\" loading=\"lazy\" class=\"mg-x-auto\" width=\"30\" height=\"30\" src=\"https:\/\/microscopemedia.com\/wp-content\/uploads\/2026\/08\/creierul-are-un-buton-care-ne-impinge-spre-somn-cercetatorii-au-descoperit-ce-il-activeaza.png\" alt><\/div>\n<\/p><\/div>\n<p dir=\"ltr\" id=\"p-0\">Nevoia de somn ar fi controlat\u0103 de dou\u0103 grupuri distincte de neuroni din creier. Descoperirea apar\u021bine unei echipe de cercet\u0103tori de la Universitatea din Basel, Elve\u021bia, conform <a href=\"https:\/\/www.ansa.it\/canale_scienza\/notizie\/biotech\/2026\/08\/20\/individuato-nel-cervello-il-motore-del-sonno-_23f0460d-cf78-4e0a-afe0-f06fc55db7cf.html\" target=\"_blank\" rel=\"noopener\">ANSA<\/a>.<\/p>\n<p dir=\"ltr\" id=\"p-1\">Studiul a fost realizat pe \u0219oareci, \u00een mai multe condi\u021bii diferite.<\/p>\n<p dir=\"ltr\" id=\"p-2\">Cercet\u0103torii au monitorizat activitatea cerebral\u0103 \u00een cicluri normale de somn \u0219i veghe. Au fost analizate \u0219i perioade de privare de somn, urmate de somn de recuperare. Studiul a identificat zone cerebrale care reflect\u0103 timpul petrecut \u00een stare de veghe.<\/p>\n<p dir=\"ltr\" id=\"p-3\">\u00cen trunchiul encefalic au fost identificate dou\u0103 popula\u021bii neuronale relevante.<\/p>\n<p dir=\"ltr\" id=\"p-4\">Prima folose\u0219te neurotransmi\u021b\u0103torul serotonin\u0103, iar a doua, acidul gamma-aminobutiric (GABA). Activitatea ambelor popula\u021bii cre\u0219tea odat\u0103 cu prelungirea perioadei de veghe. Aceasta sc\u0103dea, ulterior, imediat dup\u0103 adormire.<\/p>\n<h2 id=\"chapter-0\">A fost identificat \u00een creier \u201emotorul somnului\u201d. Ce au descoperit cercet\u0103torii<\/h2>\n<p dir=\"ltr\" id=\"p-6\">\u0218oarecii au dormit mai pu\u021bin \u0219i au r\u0103mas vigilen\u021bi mai mult timp. Inhibarea pe termen lung a redus nevoia de somn cu 70%.<\/p>\n<p dir=\"ltr\" id=\"p-7\">Fenomenul nu a fost \u00eenso\u021bit de tulbur\u0103rile comportamentale tipice priv\u0103rii de somn.<\/p>\n<p id=\"p-8\">Practic, c\u00e2nd cercet\u0103torii au activat artificial cei doi \u201ebutoni\u201d din creier, \u0219oarecii au adormit mai repede \u0219i au dormit mai profund.<\/p>\n<p id=\"p-9\">C\u00e2nd i-au oprit, \u0219oarecii au r\u0103mas treji mai mult \u0219i au dormit mult mai pu\u021bin, dar, surprinz\u0103tor, f\u0103r\u0103 efectele negative obi\u0219nuite ale <strong><a href=\"https:\/\/www.mediafax.ro\/life-inedit\/noptile-fierbinti-saboteaza-somnul-inima-munceste-si-noaptea-7-trucuri-pentru-un-somn-racoros-23792892\">lipsei de somn<\/a><\/strong>.<\/p>\n<p dir=\"ltr\" id=\"p-10\">Descoperirea ar putea contribui, \u00een viitor, la \u00een\u021belegerea mai bun\u0103 a tulbur\u0103rilor din acest domeniu.<\/p>\n<p dir=\"ltr\" id=\"p-11\">Cercet\u0103torii sper\u0103 ca rezultatele s\u0103 deschid\u0103 noi direc\u021bii de studiu pentru terapii viitoare.<\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Nevoia de somn ar fi controlat\u0103 de dou\u0103 grupuri distincte de neuroni din creier. Descoperirea apar\u021bine unei echipe de cercet\u0103tori de la Universitatea din Basel, Elve\u021bia, conform ANSA. Studiul a &hellip; <a href=\"https:\/\/microscopemedia.com\/?p=709179\" class=\"more-link\">Read More<\/a><\/p>\n","protected":false},"author":1,"featured_media":709180,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"Default","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/posts\/709179"}],"collection":[{"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=709179"}],"version-history":[{"count":0,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/posts\/709179\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/media\/709180"}],"wp:attachment":[{"href":"https:\/\/microscopemedia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=709179"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=709179"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=709179"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}