{"id":12175,"date":"2021-01-25T09:30:00","date_gmt":"2021-01-25T11:30:00","guid":{"rendered":"https:\/\/mindthegraph.com\/blog\/?p=12175"},"modified":"2023-05-22T11:11:05","modified_gmt":"2023-05-22T14:11:05","slug":"molecular-control-knob-brain","status":"publish","type":"post","link":"https:\/\/mindthegraph.com\/blog\/hu\/molekularis-iranyito-gomb-agy\/","title":{"rendered":"Egy \"molekul\u00e1ris vez\u00e9rl\u0151gomb\" az agyban, amely seg\u00edti a tanul\u00e1st \u00e9s a mem\u00f3ri\u00e1t"},"content":{"rendered":"<p>Minden g\u00e9p rendelkezik egy vez\u00e9rl\u0151panellel a k\u00fcl\u00f6nb\u00f6z\u0151 funkci\u00f3k, k\u00fcl\u00f6n\u00f6sen a be- \u00e9s kikapcsol\u00e1si mechanizmus vez\u00e9rl\u00e9s\u00e9re. <\/p>\n\n\n\n<p>Gondolt\u00e1l m\u00e1r arra, hogy az agyunknak is van egy, ahol az agy funkci\u00f3it ir\u00e1ny\u00edthatjuk? <\/p>\n\n\n\n<p>Nos, az \u00faj kutat\u00e1sok szerint egy \"hanger\u0151 molekul\u00e1ris gomb \", amely szab\u00e1lyozza az elektromos jeleket az agyban a tanul\u00e1s \u00e9s k\u00fcl\u00f6n\u00f6sen a mem\u00f3ria. <\/p>\n\n\n\n<p>Ez lehet a f\u0151 kapcsol\u00f3 mechanizmus, amely megv\u00e1ltoztathatja az idegrendszeri rendelleness\u00e9gek m\u0171k\u00f6d\u00e9s\u00e9t.<\/p>\n\n\n\n<p>A Michael Hoppa \u00e9s csapata \u00e1ltal k\u00f6zz\u00e9tett kutat\u00e1s arra utal, hogy az elektromos jelek szab\u00e1lyoz\u00e1sa fontos szerepet j\u00e1tszhat. A tanulm\u00e1ny a jelet szab\u00e1lyoz\u00f3 molekul\u00e1k azonos\u00edt\u00e1sa k\u00f6r\u00fcl forgott.<\/p>\n\n\n\n<p>A KUTAT\u00c1S M\u00d6G\u00d6TT \u00c1LL\u00d3 ELK\u00c9PZEL\u00c9S<\/p>\n\n\n\n<p>A szinapszisok azok a csom\u00f3pontok, ahol az elektromos jelek az idegsejtek k\u00f6z\u00f6tt tov\u00e1bb\u00edt\u00f3dnak. <\/p>\n\n\n\n<p>Ezeket az elektromos jeleket az agy k\u00e9miai neurotranszmitterekk\u00e9 alak\u00edtja \u00e1t, amelyek a szinaptikus r\u00e9seken kereszt\u00fcl haladnak. A kutat\u00f3csoport le\u00edrta, hogy az elektromos jelek form\u00e1i hogyan kedveznek a szinapszisok m\u0171k\u00f6d\u00e9s\u00e9nek. <\/p>\n\n\n\n<p>A neurotranszmisszi\u00f3 sor\u00e1n aktiv\u00e1l\u00f3d\u00f3 neuronok k\u00fcl\u00f6nb\u00f6z\u0151 mint\u00e1zat\u00faak. <\/p>\n\n\n\n<p>Ezek az alaki \u00e9s sz\u00e1mbeli v\u00e1ltoz\u00e1sok a szinapszisok er\u0151s\u00f6d\u00e9s\u00e9hez vagy gyeng\u00fcl\u00e9s\u00e9hez vezetnek (m\u00e1s n\u00e9ven szinaptikus plaszticit\u00e1s). <\/p>\n\n\n\n<p>Amikor a szinapszis k\u00e9t v\u00e9g\u00e9n tal\u00e1lhat\u00f3 agysejtek folyamatosan k\u00e9miai jeleket cser\u00e9lnek, hossz\u00fa t\u00e1v\u00fa potenci\u00e1l\u00e1s (LTP) j\u00f6n l\u00e9tre. <\/p>\n\n\n\n<p>Ez az LTP fokozza a sejtek \u00e9s a szinapszisok k\u00f6z\u00f6tti jel\u00e1tvitelt, \u00e9s a szinapszisok meger\u0151s\u00f6d\u00e9s\u00e9hez is vezet. Ez az LTP az alapja a tanul\u00e1snak \u00e9s az eml\u00e9keknek az agyban a hippokampusznak nevezett helyen.<\/p>\n\n\n\n<p>A kutat\u00f3k tanulm\u00e1nyukban az agy hippokampusz ter\u00fclet\u00e9re \u00f6sszpontos\u00edtottak. Azt tal\u00e1lt\u00e1k, hogy a szinapszisokon kereszt\u00fcl tov\u00e1bb\u00edtott jelek ezen a ter\u00fcleten anal\u00f3gnak bizonyultak. <\/p>\n\n\n\n<p>A kutat\u00f3csoport felfedezte, hogy az elektromos jelek vagy \"t\u00fcsk\u00e9k\" anal\u00f3g jelek form\u00e1j\u00e1ban \u00e9rkeztek, nem pedig digit\u00e1lis jelek form\u00e1j\u00e1ban. <\/p>\n\n\n\n<p>Ez a felfedez\u00e9s egyengette az utat a mechanizmus tiszt\u00e1bb meg\u00e9rt\u00e9s\u00e9hez. Ezek az anal\u00f3g jelek megk\u00f6nny\u00edtett\u00e9k az agyi \u00e1ramk\u00f6r er\u0151ss\u00e9g\u00e9nek szab\u00e1lyoz\u00e1s\u00e1t.<\/p>\n\n\n\n<p>Megtal\u00e1lt\u00e1k az ezeket az elektromos jeleket szab\u00e1lyoz\u00f3 molekul\u00e1t is. A Kv\u03b21 molekula kisz\u00e9les\u00edtette a preszinaptikus akci\u00f3t. <\/p>\n\n\n\n<p>Ez a molekula nemcsak a k\u00e1lium\u00e1ramot szab\u00e1lyozza, hanem az elektromos jelek alak\u00edt\u00e1s\u00e1ban is seg\u00edt. <\/p>\n\n\n\n<p>Amikor kor\u00e1bban elv\u00e9gezt\u00e9k a k\u00eds\u00e9rletet, kiz\u00e1rt\u00e1k a Kv\u03b21 molekul\u00e1t az egerekben. Hamarosan az eredm\u00e9nyek ellenkez\u0151 reakci\u00f3t mutattak, drasztikus hat\u00e1ssal volt az egerek alv\u00e1si \u00e9s mem\u00f3riaciklus\u00e1ra. <\/p>\n\n\n\n<p>Ez meger\u0151s\u00edtette a molekula \u00e1ltal a rendszerben kifejtett pozit\u00edv hat\u00e1st.<\/p>\n\n\n\n<p>Ezen k\u00edv\u00fcl a kutat\u00e1suk azt is felt\u00e1rja, hogy egyetlen elektromos impulzus hogyan k\u00e9pes t\u00f6bb bites inform\u00e1ci\u00f3t sz\u00e1ll\u00edtani, ami lehet\u0151v\u00e9 teszi az alacsony frekvenci\u00e1j\u00fa jelek nagyobb ellen\u0151rz\u00e9s\u00e9t. <\/p>\n\n\n\n<p>Ez azt jelenti, hogy az agyunk sokkal hat\u00e9konyabb, mint azt el tudn\u00e1nk k\u00e9pzelni. Technikailag az agyunk alacsony elektromos jelek mellett szuper-sz\u00e1m\u00edt\u00e1si feladatokat v\u00e9gez. <\/p>\n\n\n\n<p>Kutat\u00e1suk lehet\u0151v\u00e9 tette a fesz\u00fclts\u00e9g \u00e9s a neurotranszmitter m\u00e9r\u00e9s\u00e9t f\u00e9ny seg\u00edts\u00e9g\u00e9vel, ami viszont a szinaptikus kapcsol\u00f3d\u00e1si helyeken l\u00e9v\u0151 elektromos jeleket m\u00e9rte. <\/p>\n\n\n\n<p>Ez megv\u00e1ltoztatta a perspekt\u00edv\u00e1t, \u00e9s kisz\u00e9les\u00edtette a kutat\u00e1s hat\u00f3k\u00f6r\u00e9t az agyi tev\u00e9kenys\u00e9gben fontos szerepet j\u00e1tsz\u00f3 molekul\u00e1ris szab\u00e1lyoz\u00f3k ter\u00fclet\u00e9n.<\/p>\n\n\n\n<p>Ez a felfedez\u00e9s teljesen \u00faj utat nyit a gy\u00f3gyszerek sz\u00e1m\u00e1ra. Ez a demencia vagy az Alzheimer-k\u00f3r eset\u00e9ben \u00faj gy\u00f3gyszeradagol\u00e1s felfedez\u00e9s\u00e9hez vezethet. <\/p>\n\n\n\n<p>A molekul\u00e1ris szab\u00e1lyoz\u00f3k jelenthetik a kulcsot a teljes agyi kapacit\u00e1s kihaszn\u00e1l\u00e1s\u00e1hoz. Sz\u00e1mos neurol\u00f3giai betegs\u00e9g gy\u00f3gy\u00edthat\u00f3 lenne, ha megtal\u00e1ln\u00e1k a megfelel\u0151 agyi anyagcsere-\u00fatvonalat. <\/p>\n\n\n\n<p>Ahogy mondj\u00e1k, a tanul\u00e1s sosem mer\u00edti ki az elm\u00e9t, ez egy olyan er\u0151, amely k\u00e9pes megv\u00e1ltoztatni a vil\u00e1got. Ez a felfedez\u00e9s k\u00e9ts\u00e9gtelen\u00fcl a tanul\u00e1s \u00e9s a megtart\u00f3 er\u0151 egy teljesen \u00faj szintj\u00e9hez vezet.<\/p>\n\n\n\n<p>Ha t\u00f6bbet szeretne megtudni a kutat\u00e1sukr\u00f3l, n\u00e9zze meg az al\u00e1bbi hivatkoz\u00e1st.<\/p>\n\n\n\n<p>Hivatkoz\u00e1s :<\/p>\n\n\n\n<p>In Ha Cho, Lauren C. Panzera, Morven Chin, Scott A. Alpizar, Genaro E. Olveda, Robert A. Hill, Michael B. Hoppa. A Kv\u03b21 k\u00e1liumcsatorna alegys\u00e9g a szinaptikus facilit\u00e1ci\u00f3 egyik f\u0151 vez\u00e9rl\u0151pontjak\u00e9nt szolg\u00e1l. Proceedings of the National Academy of Sciences, 2020; 202000790.<\/p>\n\n\n\n<p>DOI: 10.1073\/pnas.2000790117<\/p>","protected":false},"excerpt":{"rendered":"<p>Minden g\u00e9p rendelkezik egy vez\u00e9rl\u0151panellel a k\u00fcl\u00f6nb\u00f6z\u0151 funkci\u00f3k, k\u00fcl\u00f6n\u00f6sen a be- \u00e9s kikapcsol\u00e1si mechanizmus vez\u00e9rl\u00e9s\u00e9re. Gondolt\u00e1l m\u00e1r arra, hogy az agyunknak is van egy ilyen, ahol az agy funkci\u00f3it vez\u00e9relhetj\u00fck? Nos, az \u00faj kutat\u00e1sok szerint l\u00e9tezik egy \"hanger\u0151 molekul\u00e1ris gomb \", amely szab\u00e1lyozza az elektromos jeleket az agyban a tanul\u00e1s \u00e9s k\u00fcl\u00f6n\u00f6sen [...]<\/p>","protected":false},"author":4,"featured_media":12176,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[959,28],"tags":[54,245,554],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>The \u201cmolecular control knob\u201d that aids learning and memory - MTG<\/title>\n<meta name=\"description\" content=\"Read this blog to know more of how a \u201cMolecular Control Knob\u201d in the brain that aids in learning and memory.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mindthegraph.com\/blog\/hu\/molekularni-nadzor-kljuc-mozgani\/\" \/>\n<meta property=\"og:locale\" content=\"hu_HU\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"The \u201cmolecular control knob\u201d that aids learning and memory - 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MTG","description":"Read this blog to know more of how a \u201cMolecular Control Knob\u201d in the brain that aids in learning and memory.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/mindthegraph.com\/blog\/hu\/molekularni-nadzor-kljuc-mozgani\/","og_locale":"hu_HU","og_type":"article","og_title":"The \u201cmolecular control knob\u201d that aids learning and memory - MTG","og_description":"Read this blog to know more of how a \u201cMolecular Control Knob\u201d in the brain that aids in learning and memory.","og_url":"https:\/\/mindthegraph.com\/blog\/hu\/molekularni-nadzor-kljuc-mozgani\/","og_site_name":"Mind the Graph Blog","article_published_time":"2021-01-25T11:30:00+00:00","article_modified_time":"2023-05-22T14:11:05+00:00","og_image":[{"width":1123,"height":612,"url":"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2021\/01\/a-molecular-control-knob-in-the-brain-that-aids-in-learning-and-memory.png","type":"image\/png"}],"author":"Fabricio Pamplona","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Fabricio Pamplona","Est. reading time":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/mindthegraph.com\/blog\/sl\/molekularni-nadzor-kljuc-mozgani\/","url":"https:\/\/mindthegraph.com\/blog\/sl\/molekularni-nadzor-kljuc-mozgani\/","name":"The \u201cmolecular control knob\u201d that aids learning and memory - 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a tool used by over 400K users in 60 countries. He has a Ph.D. and solid scientific background in Psychopharmacology and experience as a Guest Researcher at the Max Planck Institute of Psychiatry (Germany) and Researcher in D'Or Institute for Research and Education (IDOR, Brazil). Fabricio holds over 2500 citations in Google Scholar. He has 10 years of experience in small innovative businesses, with relevant experience in product design and innovation management. Connect with him on LinkedIn - Fabricio Pamplona.","sameAs":["http:\/\/mindthegraph.com","https:\/\/www.linkedin.com\/in\/fabriciopamplona"],"url":"https:\/\/mindthegraph.com\/blog\/hu\/author\/fabricio\/"}]}},"_links":{"self":[{"href":"https:\/\/mindthegraph.com\/blog\/hu\/wp-json\/wp\/v2\/posts\/12175"}],"collection":[{"href":"https:\/\/mindthegraph.com\/blog\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mindthegraph.com\/blog\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mindthegraph.com\/blog\/hu\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/mindthegraph.com\/blog\/hu\/wp-json\/wp\/v2\/comments?post=12175"}],"version-history":[{"count":1,"href":"https:\/\/mindthegraph.com\/blog\/hu\/wp-json\/wp\/v2\/posts\/12175\/revisions"}],"predecessor-version":[{"id":12177,"href":"https:\/\/mindthegraph.com\/blog\/hu\/wp-json\/wp\/v2\/posts\/12175\/revisions\/12177"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mindthegraph.com\/blog\/hu\/wp-json\/wp\/v2\/media\/12176"}],"wp:attachment":[{"href":"https:\/\/mindthegraph.com\/blog\/hu\/wp-json\/wp\/v2\/media?parent=12175"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mindthegraph.com\/blog\/hu\/wp-json\/wp\/v2\/categories?post=12175"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mindthegraph.com\/blog\/hu\/wp-json\/wp\/v2\/tags?post=12175"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}