{"id":8527,"date":"2019-03-20T18:17:14","date_gmt":"2019-03-20T21:17:14","guid":{"rendered":"https:\/\/blog.mindthegraph.com\/?p=8527"},"modified":"2022-10-19T10:38:06","modified_gmt":"2022-10-19T13:38:06","slug":"nature-neuroscience","status":"publish","type":"post","link":"https:\/\/mindthegraph.com\/blog\/it\/natura-neuroscienze\/","title":{"rendered":"Nature neuroscience: il legame tra schizofrenia e microglia"},"content":{"rendered":"<p>La schizofrenia \u00e8 un disturbo mentale cronico e grave che colpisce il modo in cui una persona pensa, sente e si comporta. Le persone affette da schizofrenia possono avere l'impressione di aver perso il contatto con la realt\u00e0. Per comprendere lo sviluppo della schizofrenia, dobbiamo parlare della potatura sinaptica. Secondo un articolo di Nature neuroscience <sup>1<\/sup>, &#8220;<em>La potatura sinaptica \u00e8 il processo di eliminazione delle sinapsi che si verifica durante la prima infanzia fino alla prima et\u00e0 adulta\".<\/em>&nbsp;Durante lo sviluppo del cervello, gli input ambientali modellano i circuiti neurali. Questo processo elimina le sinapsi in eccesso generate durante lo sviluppo precoce e rafforza le sinapsi rimanenti.<\/p>\n\n\n\n<p>Inoltre, secondo l'ipotesi della \"potatura sinaptica\", una potatura sinaptica eccessiva o disordinata \u00e8 correlata al disturbo della schizofrenia. Lo psichiatra Irwin Feinberg ha avanzato questa ipotesi nel 1982.<\/p>\n\n\n\n<p>Inoltre, pochi anni fa, studi di imaging e postmortem sul cervello umano hanno portato nuove evidenze a sostegno dell'ipotesi della \"potatura sinaptica\". Le evidenze hanno mostrato che la densit\u00e0 delle spine e la materia grigia sono ridotte nelle cortecce dei pazienti schizofrenici.<a href=\"https:\/\/mindthegraph.com\/templates\" target=\"_blank\" rel=\"noopener\"><br><\/a><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><a href=\"https:\/\/mindthegraph.com\/science_figures\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"768\" src=\"https:\/\/blog.mindthegraph.com\/wp-content\/uploads\/2019\/03\/preview_69596-1-1024x768.png\" alt=\"anteprima_69596 (1)\" class=\"wp-image-8555\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/03\/preview_69596-1-1024x768.png 1024w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/03\/preview_69596-1-300x225.png 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/03\/preview_69596-1-768x576.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure><\/div>\n\n\n<h3>&nbsp;<\/h3>\n\n\n\n<div class=\"is-content-justification-center is-layout-flex wp-container-1 wp-block-buttons\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link\" href=\"https:\/\/mindthegraph.com\/science_figures\">Siete pronti per iniziare a lavorare con Mind the Graph?<\/a><\/div>\n<\/div>\n\n\n\n<h3><strong>&nbsp;Nuove prove pubblicate su Nature neuroscience:<\/strong><\/h3>\n\n\n\n<p>Pertanto, ora gli scienziati stanno cercando di capire il meccanismo alla base di questo fenomeno. Secondo Carl Sellgren, Roy Perlis e collaboratori, il sistema immunitario potrebbe svolgere un ruolo nell'eccessiva potatura sinaptica. Il loro nuovo articolo<sup>1<\/sup> pubblicato su Nature neuroscience descrive un modello in vitro che applica la riprogrammazione cellulare per studiare il fagocitamento delle sinapsi mediato dalla microglia specifica del paziente schizofrenico.<\/p>\n\n\n\n<p>La microglia \u00e8 un tipo collettivo di neuroglia (cellula gliale) localizzata in tutto il cervello e il midollo spinale. Rappresentano il 10-15% di tutte le cellule presenti nel cervello. In quanto cellule macrofagiche residenti, agiscono come prima e principale forma di difesa immunitaria attiva nel sistema nervoso centrale (SNC). Inoltre, le cellule della microglia sono in grado di riconoscere i corpi estranei, di inghiottirli e di agire come cellule di presentazione dell'antigene che attivano le cellule T.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><a href=\"https:\/\/mindthegraph.com\/science_figures\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"768\" src=\"https:\/\/blog.mindthegraph.com\/wp-content\/uploads\/2019\/03\/preview_69544-1024x768.png\" alt=\"anteprima_69544\" class=\"wp-image-8529\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/03\/preview_69544-1024x768.png 1024w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/03\/preview_69544-300x225.png 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/03\/preview_69544-768x576.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><a href=\"https:\/\/mindthegraph.com\/science_figures\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"1024\" src=\"https:\/\/blog.mindthegraph.com\/wp-content\/uploads\/2019\/03\/preview_69618-1-1024x1024.png\" alt=\"anteprima_69618\" class=\"wp-image-8531\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/03\/preview_69618-1-1024x1024.png 1024w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/03\/preview_69618-1-150x150.png 150w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/03\/preview_69618-1-300x300.png 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/03\/preview_69618-1-768x768.png 768w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/03\/preview_69618-1.png 1980w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><a href=\"https:\/\/mindthegraph.com\/science_figures\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"640\" src=\"https:\/\/blog.mindthegraph.com\/wp-content\/uploads\/2019\/03\/preview_69620-1024x640.png\" alt=\"anteprima_69620\" class=\"wp-image-8532\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/03\/preview_69620-1024x640.png 1024w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/03\/preview_69620-300x188.png 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2019\/03\/preview_69620-768x480.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure><\/div>\n\n\n<div class=\"is-content-justification-center is-layout-flex wp-container-2 wp-block-buttons\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link\" href=\"https:\/\/mindthegraph.com\/science_figures\">Iniziare a creare da Mind the Graph ora<\/a><\/div>\n<\/div>\n\n\n\n<h2>Continua a leggere su argomenti di neuroscienze<\/h2>\n\n\n\n<ul><li><a href=\"https:\/\/blog.mindthegraph.com\/alzheimers-disease\/#.XJlCeZhKiUk\" target=\"_blank\" rel=\"noopener\">La malattia di Alzheimer: Un'infografica scientifica<\/a><\/li><li><a href=\"https:\/\/blog.mindthegraph.com\/alzheimers-graphical-abstracts\/#.XJlCiJhKiUk\" target=\"_blank\" rel=\"noopener\">Riassunti grafici sull'Alzheimer: Cosa c'\u00e8 di nuovo nelle neuroscienze in modo visivo<\/a><\/li><\/ul>\n\n\n\n<p>Se volete presentare la vostra ricerca anche in modo visivo, gli abstract grafici e le belle illustrazioni scientifiche sono uno strumento potente! Iniziate quindi oggi stesso a rendere i vostri dati pi\u00f9 visivi.<\/p>\n\n\n\n<ol><li><a href=\"https:\/\/www.nature.com\/articles\/s41593-018-0334-7\" target=\"_blank\" rel=\"noreferrer noopener\">Aumento dell'eliminazione delle sinapsi da parte della microglia in modelli di potatura sinaptica derivati da pazienti schizofrenici.<\/a><\/li><\/ol>","protected":false},"excerpt":{"rendered":"<p>La schizofrenia \u00e8 un disturbo mentale cronico e grave che colpisce il modo in cui una persona pensa, sente e si comporta. Le persone affette da schizofrenia possono avere l'impressione di aver perso il contatto con la realt\u00e0. Per comprendere lo sviluppo della schizofrenia, dobbiamo parlare della potatura sinaptica. Secondo un articolo di Nature neuroscience 1, \"il pruning sinaptico \u00e8 il processo di potatura delle sinapsi [...]<\/p>","protected":false},"author":11,"featured_media":8536,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"image","meta":[],"categories":[959,28],"tags":[96,554,775],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Neuroscience of nature: see the link between schizophrenia and microglia<\/title>\n<meta name=\"description\" content=\"A new paper in Nature neuroscience magazine brings new evidences of the microglial cells role in the schizophrenia development\" \/>\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\/it\/luonto-neurotiede\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta 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