{"id":25584,"date":"2025-02-03T08:33:35","date_gmt":"2025-02-03T07:33:35","guid":{"rendered":"https:\/\/sfb1436.de\/?page_id=25584"},"modified":"2025-05-19T06:30:23","modified_gmt":"2025-05-19T04:30:23","slug":"c05-intervention-in-netzwerken-fuer-kognitive-ressourcenallokation-in-primaten","status":"publish","type":"page","link":"https:\/\/sfb1436.de\/de\/projekte\/archiv-sfb-1436-1-2021-2024\/c05-intervention-in-netzwerken-fuer-kognitive-ressourcenallokation-in-primaten\/","title":{"rendered":" Intervention in Netzwerken f\u00fcr kognitive Ressourcenallokation in Primaten"},"content":{"rendered":"\n<div class=\"wp-block-uagb-section uagb-section__wrap uagb-section__background-color uagb-block-af4734c1 badge-title\"><div class=\"uagb-section__overlay\"><\/div><div class=\"uagb-section__inner-wrap\">\n<p class=\"has-text-align-center wp-block-paragraph\">C05<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group alignwide has-white-background-color has-background is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-b418dbf2 wp-block-columns-is-layout-flex\" style=\"margin-top:0px;margin-bottom:0px;padding-top:0px;padding-bottom:0px\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px\">\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><a href=\"https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/03\/C05_graphic_abs_SFB-scaled-e1648557653546.jpg\"><img decoding=\"async\" src=\"https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/03\/C05_graphic_abs_SFB-scaled-e1648557653546.jpg\" alt=\"Grafische Darstellung des Projektes C05\" class=\"wp-image-5683\" style=\"width:407px;height:auto\"\/><\/a><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px\">\n<p class=\"wp-block-paragraph\">Komplexe kognitive Funktionen wie die Entscheidungsfindung h\u00e4ngen von der koordinierten Aktivit\u00e4t mehrerer Gehirnregionen ab. W\u00e4hrend die Rolle lokaler Schaltkreise im Gehirn intensiv erforscht wurde, wurde der Einfluss der weitreichenderen funktionellen Verbindungen auf diese lokale Aktivit\u00e4t bisher weniger erforscht. Wir untersuchen, wie Ver\u00e4nderungen in den funktionellen Interaktionen zwischen lokalen und entfernteren Schaltkreisen neuronale Aktivierungen erzeugen und das Verhalten beeinflussen. In Kombination mit empirischen und computergest\u00fctzten Ans\u00e4tzen ver\u00e4ndern wir die funktionelle Konnektivit\u00e4t zwischen Gehirnregionen, um die Auswirkungen auf die kognitive Ressourcenzuteilung f\u00fcr Entscheidungsprozesse bei Primaten zu verstehen.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-top is-layout-flex wp-container-core-columns-is-layout-43c3a9c5 wp-block-columns-is-layout-flex\" id=\"project-anchor\" style=\"padding-top:0px;padding-bottom:30px\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-f56f613f wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" id=\"projekt\">\n<div class=\"wp-block-buttons is-horizontal is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-b0be8b0e wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-100 is-style-fill\"><a class=\"wp-block-button__link has-white-color has-project-c-background-color has-text-color has-background has-normal-font-size has-custom-font-size wp-element-button\" href=\"#what-characterizes-the-project\"><strong>Unsere Forschung<\/strong><\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-buttons is-horizontal is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-b0be8b0e wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-100 is-style-fill\"><a class=\"wp-block-button__link has-white-color has-secondary-background-color has-text-color has-background has-normal-font-size has-custom-font-size wp-element-button\" href=\"#goals-and-prospects\"><strong><strong><strong><strong><strong><strong>Ziele unsere Projektes<\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" id=\"projekt\">\n<div class=\"wp-block-buttons is-horizontal is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-b0be8b0e wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-100 is-style-fill\"><a class=\"wp-block-button__link has-white-color has-project-c-background-color has-text-color has-background has-normal-font-size has-custom-font-size wp-element-button\" href=\"#publications\"><strong><strong>Publikationen<\/strong><\/strong><\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns alignfull has-tertiary-background-color has-background is-layout-flex wp-container-core-columns-is-layout-763026b3 wp-block-columns-is-layout-flex\" style=\"margin-top:0px;margin-bottom:0px\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" id=\"pi\">\n<h2 class=\"wp-block-heading has-text-align-center\" id=\"gruppenleitung\" style=\"font-style:normal;font-weight:500\">Gruppenleitung &amp; Gruppenmitglieder<\/h2>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center justify-content-center is-layout-flex wp-container-core-columns-is-layout-f56f613f wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:1350px\">\n<figure class=\"wp-block-gallery aligncenter has-nested-images columns-5 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"682\" data-id=\"5706\" src=\"https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/02\/20210211-Krug-001-1024x682.jpg\" alt=\"SFB 1436 Mitglied Kristine Krug\" class=\"wp-image-5706\" srcset=\"https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/02\/20210211-Krug-001-1024x682.jpg 1024w, https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/02\/20210211-Krug-001-300x200.jpg 300w, https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/02\/20210211-Krug-001-768x512.jpg 768w, https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/02\/20210211-Krug-001.jpg 1052w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Prof. Dr. Kristine Krug<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1000\" height=\"644\" data-id=\"5708\" src=\"https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/02\/Ritter-Petra.jpg\" alt=\"SFB 1436 Mitglied Petra Ritter\" class=\"wp-image-5708\" srcset=\"https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/02\/Ritter-Petra.jpg 1000w, https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/02\/Ritter-Petra-300x193.jpg 300w, https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/02\/Ritter-Petra-768x495.jpg 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">Prof. Dr. Petra Ritter<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"800\" height=\"780\" data-id=\"2862\" src=\"https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/01\/no-image-woman-1.png\" alt=\"Platzhalter SFB 1436 Magdeburg Mitglieder kein Foto\" class=\"wp-image-2862\" srcset=\"https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/01\/no-image-woman-1.png 800w, https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/01\/no-image-woman-1-300x293.png 300w, https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/01\/no-image-woman-1-768x749.png 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Amy Addlesee<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"891\" height=\"1024\" data-id=\"2811\" src=\"https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/01\/no-image-men-2-891x1024.png\" alt=\"Platzhalter SFB 1436 Magdeburg Mitglieder kein Foto\" class=\"wp-image-2811\" srcset=\"https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/01\/no-image-men-2-891x1024.png 891w, https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/01\/no-image-men-2-261x300.png 261w, https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/01\/no-image-men-2-768x883.png 768w, https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/01\/no-image-men-2-1600x1839.png 1600w, https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/01\/no-image-men-2-1337x1536.png 1337w, https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/01\/no-image-men-2.png 1628w\" sizes=\"(max-width: 891px) 100vw, 891px\" \/><figcaption class=\"wp-element-caption\">Lion David Deger&nbsp;<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"891\" height=\"1024\" data-id=\"2811\" src=\"https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/01\/no-image-men-2-891x1024.png\" alt=\"Platzhalter SFB 1436 Magdeburg Mitglieder kein Foto\" class=\"wp-image-2811\" srcset=\"https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/01\/no-image-men-2-891x1024.png 891w, https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/01\/no-image-men-2-261x300.png 261w, https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/01\/no-image-men-2-768x883.png 768w, https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/01\/no-image-men-2-1600x1839.png 1600w, https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/01\/no-image-men-2-1337x1536.png 1337w, https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/01\/no-image-men-2.png 1628w\" sizes=\"(max-width: 891px) 100vw, 891px\" \/><figcaption class=\"wp-element-caption\">Mark Revan Rangotis<\/figcaption><\/figure>\n<\/figure>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns alignwide is-layout-flex wp-container-core-columns-is-layout-f56f613f wp-block-columns-is-layout-flex\" id=\"what-characterizes-the-project\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading has-text-align-center has-secondary-color has-text-color\" id=\"the-memory-circuits-1\">Gehirnnetzwerke f\u00fcr wahrnehmungsbasierte Entscheidungsfindung<\/h2>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\">Wahrnehmungsbasierte Entscheidungsfindung ist der Prozess, bei dem sensorische Informationen integriert und bewertet werden, um eine Verhaltensentscheidung zu treffen. Die lokale Aktivit\u00e4t von Neuronen im extrastriaten visuellen, parietalen und pr\u00e4frontalen Kortex von Primaten tr\u00e4gt direkt zu Wahrnehmungsentscheidungen bei (Gold, Shadlen 2007; Krug et al. 2013). Kognitive Prozesse wie Aufmerksamkeit, Arbeitsged\u00e4chtnis oder Belohnung k\u00f6nnen die Entscheidungsleistung ebenfalls beeinflussen; sie werden durch Alterung oder psychische St\u00f6rungen beeintr\u00e4chtigt (Takagaki, Krug 2020). Als neuronaler Mechanismus wird eine ver\u00e4nderte Modulation der lokalen Aktivit\u00e4t in visuellen Schaltkreisen durch den pr\u00e4frontalen und posterioren parietalen Kortex vermutet. Um diese Hypothese zu testen, untersuchen wir die Interaktionen zwischen dem visuellen Kortex und entfernten Regionen und ihre Auswirkungen auf die lokale Ressourcenallokation bei der wahrnehmungsbezogenen Entscheidungsfindung.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns alignwide is-layout-flex wp-container-core-columns-is-layout-f56f613f wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading has-white-color has-secondary-background-color has-text-color has-background has-medium-font-size\" id=\"funktionelle-konnektivitat\">Funktionelle Konnektivit\u00e4t<br><br><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Eine koordinierte Aktivit\u00e4t in neuronalen Netzwerken ist f\u00fcr eine optimale kognitive Verarbeitung von Informationen unerl\u00e4sslich. Die Entscheidungsfindung ist ein Beispiel f\u00fcr eine kognitive Funktion, die von lokalen Schaltkreisen abh\u00e4ngt, die \u00fcber ein weites Netzwerk verteilt sind (Krug 2020). Die Dynamik neuronaler Netzwerke spiegelt sich in der funktionellen Konnektivit\u00e4t wider, welche die Korrelation der neuronalen Aktivit\u00e4t zwischen verschiedenen Hirnregionen im Zeitverlauf darstellt. Um zu verstehen, wie die Dynamik des Entscheidungsfindungsnetzwerks die Effizienz dieser Funktion beeinflusst, werden wir die funktionelle Konnektivit\u00e4t zwischen lokalen neuronalen Schaltkreisen, einschlie\u00dflich des visuellen, parietalen und pr\u00e4frontalen Kortex, bei Makaken ver\u00e4ndern.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading has-white-color has-secondary-background-color has-text-color has-background has-medium-font-size\" id=\"cognitive-training-in-old-age-and-in-superagers\">Transkranielle fokussierte Ultraschallstimulation<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Wir verwenden transkranielle fokussierte Ultraschallstimulation (FUS) zur kausalen Modulation der Netzwerkaktivit\u00e4t. FUS ist eine neue, nicht-invasive Neurostimulationstechnik, mit der tiefe Gehirnstrukturen mit hoher r\u00e4umlicher Aufl\u00f6sung erreicht werden k\u00f6nnen. Je nach Stimulationsprotokoll kann FUS dazu verwendet werden, die funktionelle Konnektivit\u00e4t spezifisch f\u00fcr das stimulierte Hirnareal hoch und runter zu regulieren, wobei die Wirkung mindestens zwei Stunden andauert (Verhagen et al. 2019). Wir kombinieren FUS mit struktureller und funktioneller Magnetresonanztomographie (7T MRI) sowie mit neurophysiologischen und verhaltensbezogenen Messungen.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns alignwide is-layout-flex wp-container-core-columns-is-layout-cda6d148 wp-block-columns-is-layout-flex\" style=\"margin-top:0px;margin-bottom:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading has-text-align-center has-white-color has-secondary-background-color has-text-color has-background has-large-font-size\" id=\"umfassende-modellierung-von-hirnnetzwerken\"><strong>Umfassende Modellierung von Hirnnetzwerken<\/strong><\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-f56f613f wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px\">\n<p class=\"has-text-align-left wp-block-paragraph\">Die Verwendung von Neuroimaging in Verbindung mit FUS erm\u00f6glicht es uns, die funktionelle Konnektivit\u00e4t zwischen Gehirnregionen zu ver\u00e4ndern und zu messen. Dies allein reicht jedoch nicht aus, um die Komplexit\u00e4t der Netzwerke zu erfassen. Faktoren wie die funktionelle und strukturelle Spezifit\u00e4t von Hirnschaltkreisen f\u00fchren zu vielf\u00e4ltigen Modellrechnungsm\u00f6glichkeiten. J\u00fcngste Studien nutzen mathematische Werkzeuge wie das virtuelle Gehirn (VBT), um biologisch plausible Rechenmodelle der Dynamik von Gehirnnetzwerken bei Menschen (Ritter et al. 2013) und Makaken (Shen et al. 2019) zu erstellen. Die Modelle liefern ein mechanistisches Verst\u00e4ndnis davon, wie verschiedene Hirnregionen interagieren, um neuronale Informationen zu verarbeiten. Unter Verwendung unserer eigenen Konnektivit\u00e4tsdaten erstellen wir VBT-Modelle, indem wir die beobachteten Daten reproduzieren, unsere Hypothesen testen und neue Vorhersagen erstellen. Die Vorhersagen werden wiederum anhand von neurophysiologischen und verhaltensbiologischen Daten getestet und erm\u00f6glichen so ein quantitatives Verst\u00e4ndnis der Dynamik von Entscheidungsnetzwerken und der Folgen von deren St\u00f6rung.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:5px\">\n<p class=\"wp-block-paragraph\" style=\"font-size:14px;line-height:1.2\"><strong>Gold JI, Shadlen MN.<\/strong> 2007. The neural basis of decision making. Annu Rev <em>Neurosci<\/em> 30:535-74. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:14px;line-height:1.2\"><strong>Krug K, Cicmil N, Parker AJ, Cumming BG.<\/strong> 2013. Causal interference with neuronal signals in V5\/MT influences perceptual judgments about a stereo-motion task. <em>Current Biology<\/em> 23:1454-9. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:14px;line-height:1.2\"><strong>K Krug<\/strong> (2020) Coding perceptual decisions: from single units to emergent signaling properties in cortical circuits. Annual Review of <strong>Vision Science<\/strong> 6:387-409.<br><br><strong>Ritter P, Schirner M, McIntosh AR, Jirsa VK.<\/strong> 2013. The virtual brain integrates computational modeling and multimodal neuroimaging.<em> Brain Connect<\/em> 3:121-45.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:14px;line-height:1.2\"><strong>Shen K, Bezgin G, Schirner M, Ritter P, Everling S, McIntosh AR.<\/strong> 2019. A macaque connectome for large-scale network simulations in <em>TheVirtualBrain.<\/em> Scientific Data 6:123. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:14px;line-height:1.2\"><strong>Takagaki K, Krug K<\/strong>. 2020. The effects of reward and social context on visual processing for perceptual decision-making. Current Opinion in <em>Physiology<\/em> 16, 109-117. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:14px;line-height:1.2\"><strong>Verhagen L, Gallea C, Folloni D, Constans C, Jensen D, Ahnine H, Roumazeilles L, Santin M, Ahmed B, Lehericy S, Klein-Fl\u00fcgge M, Krug K, Mars RB, Rushworth MF, Pouget P, Aubry JF,<\/strong> Sallet J. 2019. Offline impact of transcranial focused ultrasound on cortical activation in primates. <em>eLIFE<\/em> 8:e40541.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns alignfull has-tertiary-background-color has-background is-layout-flex wp-container-core-columns-is-layout-32305308 wp-block-columns-is-layout-flex\" id=\"goals-and-prospects\" style=\"padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px\">\n<div class=\"wp-block-cover is-light is-repeated\"><div role=\"img\" aria-label=\"SFB 1436 Magdeburg, Puzzle, Konzentration, Demenz, Forschung\" class=\"wp-block-cover__image-background wp-image-12591 is-repeated\" style=\"background-position:50% 50%;background-image:url(https:\/\/sfb1436.de\/wp-content\/uploads\/2022\/05\/senior-man-playing-puzzle.png)\"><\/div><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-20 has-background-dim\" style=\"background-color:#afa4a1\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<p class=\"has-text-align-center has-large-font-size wp-block-paragraph\"><\/p>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"padding-top:30px;padding-right:150px;padding-bottom:30px;padding-left:150px\">\n<h2 class=\"wp-block-heading\" id=\"ziele-und-perspektiven\"><strong><strong><strong>Ziele und Perspektiven<\/strong><\/strong><\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ein biologisch plausibles, quantitatives Modell der kognitiven Gehirnmechanismen bei nicht-menschlichen Primaten ist f\u00fcr das Verst\u00e4ndnis der grundlegenden neuronalen Mechanismen unserer eigenen kognitiven Funktionen unerl\u00e4sslich. Die Homologie zwischen Makaken und Menschen erm\u00f6glicht eine direkte \u00dcbertragung der neuronalen Architektur und der M quantitativen Modelle. Die Kombination von Ans\u00e4tzen wie hochaufl\u00f6sender Neurobildgebung, Hirnstimulation, Neurophysiologie und Verhalten wird ein detailliertes, vielschichtiges Bild der neuronalen Mechanismen, welche die Entscheidungsfindung beeinflussen, aufzeigen. Insbesondere sollen integrative Modelle der Hirnfunktion ein umfassendes Verst\u00e4ndnis der strukturellen und funktionellen Organisation lokaler und weitreichender Hirnnetzwerke und ihrer Interaktionen erm\u00f6glichen. Psychische St\u00f6rungen wie Autismus oder Schizophrenie werden mit einer ver\u00e4nderten funktionellen Konnektivit\u00e4t bestimmter neuronaler Netzwerke in Verbindung gebracht. Daher stellt die neurophysiologische Validierung des FUS-Stimulationsprotokolls eine vielversprechende Perspektive f\u00fcr die Entwicklung nicht-invasiver therapeutischer Eingriffe und Behandlungen beim Menschen dar, um die kognitiven Leistungen des Menschen zu verbessern und wiederherzustellen.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns alignfull is-layout-flex wp-container-core-columns-is-layout-dca53f0c wp-block-columns-is-layout-flex\" id=\"publications\" style=\"margin-top:0px;margin-bottom:0px\">\n<div class=\"wp-block-column has-project-c-background-color has-background is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<section class=\"wp-block-group alignfull is-layout-flow wp-block-group-is-layout-flow\" style=\"padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px\">\n<div class=\"wp-block-columns alignfull has-project-c-background-color has-background is-layout-flex wp-container-core-columns-is-layout-44579ee7 wp-block-columns-is-layout-flex\" style=\"margin-top:0px;margin-bottom:0px;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading has-text-align-center has-white-color has-text-color\" id=\"publications-of-the-project-c05\"><strong>Publikationen des Projektes C05<\/strong><\/h2>\n\n\n\n\t\t\t<div class=\"wp-block-uagb-post-carousel uagb-post-grid project-slider uagb-post__image-position-top uagb-post__image-disabled uagb-block-dd83b7b3     uagb-post__arrow-outside uagb-slick-carousel uagb-post__items uagb-post__columns-3 is-carousel uagb-post__columns-tablet-2 uagb-post__columns-mobile-1\" data-total=\"1\" style=\"\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"uagb-post__inner-wrap\">\t\t\t\t\t\t\t\t<h4 class=\"uagb-post__title uagb-post__text\">\n\t\t\t\t<a href=\"https:\/\/sfb1436.de\/de\/human-connectome-topology-directs-cortical-traveling-waves-and-shapes-frequency-gradients\/\" target=\"_blank\" rel=\"bookmark noopener noreferrer\">Human connectome topology directs cortical traveling waves and shapes frequency gradients<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t<div class='uagb-post__text uagb-post-grid-byline'>\n\t\t\t\t\t\t\t\t<time datetime=\"2024-04-26T16:19:00+02:00\" class=\"uagb-post__date\">\n\t\t\t\t<span class=\"dashicons-calendar dashicons\"><\/span>\t\t\t\t\t26.04.2024\t\t\t\t<\/time>\n\t\t\t\t\t\t\t<div class=\"uagb-post__text\">\n\t\t\t\t\t<span class='uagb-post__taxonomy'>\n\t\t\t\t\t\t<span class=\"dashicons-tag dashicons\"><\/span>\t\t\t\t\t\t<a href=\"https:\/\/sfb1436.de\/de\/category\/publikation\/c05-de\/\">C05<\/a>\t\t\t\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class='uagb-post__text uagb-post__excerpt'>\n\t\t\t\t\t<p>Dominik P. Koller, Michael Schirner, Petra Ritter Nature Communications (2024)<\/p>\n<\/span>\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"uagb-post__inner-wrap\">\t\t\t\t\t\t\t\t<h4 class=\"uagb-post__title uagb-post__text\">\n\t\t\t\t<a href=\"https:\/\/sfb1436.de\/de\/anatomical-circuits-for-flexible-spatial-mapping-by-single-neurons-in-posterior-parietal-cortex\/\" target=\"_blank\" rel=\"bookmark noopener noreferrer\">Anatomical circuits for flexible spatial mapping by single neurons in posterior parietal cortex<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t<div class='uagb-post__text uagb-post-grid-byline'>\n\t\t\t\t\t\t\t\t<time datetime=\"2024-04-24T16:10:00+02:00\" class=\"uagb-post__date\">\n\t\t\t\t<span class=\"dashicons-calendar dashicons\"><\/span>\t\t\t\t\t24.04.2024\t\t\t\t<\/time>\n\t\t\t\t\t\t\t<div class=\"uagb-post__text\">\n\t\t\t\t\t<span class='uagb-post__taxonomy'>\n\t\t\t\t\t\t<span class=\"dashicons-tag dashicons\"><\/span>\t\t\t\t\t\t<a href=\"https:\/\/sfb1436.de\/de\/category\/publikation\/c05-de\/\">C05<\/a>\t\t\t\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class='uagb-post__text uagb-post__excerpt'>\n\t\t\t\t\t<p>Bashir Ahmed, Hee Kyoung Ko, Maria R\u00fcsseler, Jackson E. T. Smith, Kristine Krug BioRxiv (2024)<\/p>\n<\/span>\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"uagb-post__inner-wrap\">\t\t\t\t\t\t\t\t<h4 class=\"uagb-post__title uagb-post__text\">\n\t\t\t\t<a href=\"https:\/\/sfb1436.de\/de\/learning-how-network-structure-shapes-decision-making-for-bio-inspired-computing\/\" target=\"_blank\" rel=\"bookmark noopener noreferrer\">Learning how network structure shapes decision-making for bio-inspired computing<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t<div class='uagb-post__text uagb-post-grid-byline'>\n\t\t\t\t\t\t\t\t<time datetime=\"2023-05-23T09:03:51+02:00\" class=\"uagb-post__date\">\n\t\t\t\t<span class=\"dashicons-calendar dashicons\"><\/span>\t\t\t\t\t23.05.2023\t\t\t\t<\/time>\n\t\t\t\t\t\t\t<div class=\"uagb-post__text\">\n\t\t\t\t\t<span class='uagb-post__taxonomy'>\n\t\t\t\t\t\t<span class=\"dashicons-tag dashicons\"><\/span>\t\t\t\t\t\t<a href=\"https:\/\/sfb1436.de\/de\/category\/publikation\/c05-de\/\">C05<\/a>\t\t\t\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class='uagb-post__text uagb-post__excerpt'>\n\t\t\t\t\t<p>Michael Schirner, Gustavo Deco, Petra Ritter Nat Commun (2023)<\/p>\n<\/span>\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"uagb-post__inner-wrap\">\t\t\t\t\t\t\t\t<h4 class=\"uagb-post__title uagb-post__text\">\n\t\t\t\t<a href=\"https:\/\/sfb1436.de\/de\/virtual-deep-brain-stimulation-multiscale-co-simulation-of-a-spiking-basal-ganglia-model-and-a-whole-brain-mean-field-model-with-the-virtual-brain\/\" target=\"_blank\" rel=\"bookmark noopener noreferrer\">Virtual deep brain stimulation: Multiscale co-simulation of a spiking basal ganglia model and a whole-brain mean-field model with The Virtual Brain<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t<div class='uagb-post__text uagb-post-grid-byline'>\n\t\t\t\t\t\t\t\t<time datetime=\"2022-08-01T16:34:00+02:00\" class=\"uagb-post__date\">\n\t\t\t\t<span class=\"dashicons-calendar dashicons\"><\/span>\t\t\t\t\t01.08.2022\t\t\t\t<\/time>\n\t\t\t\t\t\t\t<div class=\"uagb-post__text\">\n\t\t\t\t\t<span class='uagb-post__taxonomy'>\n\t\t\t\t\t\t<span class=\"dashicons-tag dashicons\"><\/span>\t\t\t\t\t\t<a href=\"https:\/\/sfb1436.de\/de\/category\/publikation\/c05-de\/\">C05<\/a>\t\t\t\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class='uagb-post__text uagb-post__excerpt'>\n\t\t\t\t\t<p>Jil M. Meier, Dionysios Perdikis, Andr\u00e9 Blickensd\u00f6rfer, Leon Stefanovski, Qin Liu, Oliver Maith, Helge \u00dc. Dinkelbach, Javier Baladron, Fred H. Hamker, Petra Ritter Experimental Neurology (2022)<\/p>\n<\/span>\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"uagb-post__inner-wrap\">\t\t\t\t\t\t\t\t<h4 class=\"uagb-post__title uagb-post__text\">\n\t\t\t\t<a href=\"https:\/\/sfb1436.de\/de\/intra-areal-visual-topography-in-primate-brains-mapped-with-probabilistic-tractography-of-diffusion-weighted-imaging\/\" target=\"_blank\" rel=\"bookmark noopener noreferrer\">Intra-Areal Visual Topography in Primate Brains Mapped with Probabilistic Tractography of Diffusion-Weighted Imaging<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t<div class='uagb-post__text uagb-post-grid-byline'>\n\t\t\t\t\t\t\t\t<time datetime=\"2022-06-07T16:48:00+02:00\" class=\"uagb-post__date\">\n\t\t\t\t<span class=\"dashicons-calendar dashicons\"><\/span>\t\t\t\t\t07.06.2022\t\t\t\t<\/time>\n\t\t\t\t\t\t\t<div class=\"uagb-post__text\">\n\t\t\t\t\t<span class='uagb-post__taxonomy'>\n\t\t\t\t\t\t<span class=\"dashicons-tag dashicons\"><\/span>\t\t\t\t\t\t<a href=\"https:\/\/sfb1436.de\/de\/category\/publikation\/c05-de\/\">C05<\/a>\t\t\t\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class='uagb-post__text uagb-post__excerpt'>\n\t\t\t\t\t<p>K Tang-Wright, J E T Smith, H Bridge, K L Miller, T B Dyrby, B Ahmed, N L Reislev, J Sallet, A J Parker, K Krug Cereb Cortex (2022)<\/p>\n<\/span>\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"uagb-post__inner-wrap\">\t\t\t\t\t\t\t\t<h4 class=\"uagb-post__title uagb-post__text\">\n\t\t\t\t<a href=\"https:\/\/sfb1436.de\/de\/brain-simulation-augments-machine-learning-based-classification-of-dementia\/\" target=\"_blank\" rel=\"bookmark noopener noreferrer\">Brain simulation augments machine-learning-based classification of dementia<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t<div class='uagb-post__text uagb-post-grid-byline'>\n\t\t\t\t\t\t\t\t<time datetime=\"2022-05-15T16:54:00+02:00\" class=\"uagb-post__date\">\n\t\t\t\t<span class=\"dashicons-calendar dashicons\"><\/span>\t\t\t\t\t15.05.2022\t\t\t\t<\/time>\n\t\t\t\t\t\t\t<div class=\"uagb-post__text\">\n\t\t\t\t\t<span class='uagb-post__taxonomy'>\n\t\t\t\t\t\t<span class=\"dashicons-tag dashicons\"><\/span>\t\t\t\t\t\t<a href=\"https:\/\/sfb1436.de\/de\/category\/publikation\/c05-de\/\">C05<\/a>\t\t\t\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class='uagb-post__text uagb-post__excerpt'>\n\t\t\t\t\t<p>Paul Triebkorn, Leon Stefanovski, Kiret Dhindsa, Margarita-Arimatea Diaz-Cortes, Patrik Bey, Konstantin B\u00fclau, Roopa Pai, Andreas Spiegler, Ana Solodkin, Viktor Jirsa, Anthony Randal McIntosh, Petra Ritter, Alzheimer&#8217;s Disease Neuroimaging Initiative Alzheimers Dement. 2022<\/p>\n<\/span>\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"uagb-post__inner-wrap\">\t\t\t\t\t\t\t\t<h4 class=\"uagb-post__title uagb-post__text\">\n\t\t\t\t<a href=\"https:\/\/sfb1436.de\/de\/unimanual-sensorimotor-learning-a-simultaneous-eeg-fmri-aging-study\/\" target=\"_blank\" rel=\"bookmark noopener noreferrer\">Unimanual sensorimotor learning-A simultaneous EEG-fMRI aging study<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t<div class='uagb-post__text uagb-post-grid-byline'>\n\t\t\t\t\t\t\t\t<time datetime=\"2022-05-03T15:06:15+02:00\" class=\"uagb-post__date\">\n\t\t\t\t<span class=\"dashicons-calendar dashicons\"><\/span>\t\t\t\t\t03.05.2022\t\t\t\t<\/time>\n\t\t\t\t\t\t\t<div class=\"uagb-post__text\">\n\t\t\t\t\t<span class='uagb-post__taxonomy'>\n\t\t\t\t\t\t<span class=\"dashicons-tag dashicons\"><\/span>\t\t\t\t\t\t<a href=\"https:\/\/sfb1436.de\/de\/category\/publikation\/c05-de\/\">C05<\/a>\t\t\t\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class='uagb-post__text uagb-post__excerpt'>\n\t\t\t\t\t<p>Sabrina Chettouf, Paul Triebkorn, Andreas Daffertshofer, Petra Ritter Hum Brain Mapp (2022)<\/p>\n<\/span>\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"uagb-post__inner-wrap\">\t\t\t\t\t\t\t\t<h4 class=\"uagb-post__title uagb-post__text\">\n\t\t\t\t<a href=\"https:\/\/sfb1436.de\/de\/bridging-scales-in-alzheimers-disease-biological-framework-for-brain-simulation-with-the-virtual-brain\/\" target=\"_blank\" rel=\"bookmark noopener noreferrer\">Bridging Scales in Alzheimer&#8217;s Disease: Biological Framework for Brain Simulation With The Virtual Brain<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t<div class='uagb-post__text uagb-post-grid-byline'>\n\t\t\t\t\t\t\t\t<time datetime=\"2021-04-01T10:00:00+02:00\" class=\"uagb-post__date\">\n\t\t\t\t<span class=\"dashicons-calendar dashicons\"><\/span>\t\t\t\t\t01.04.2021\t\t\t\t<\/time>\n\t\t\t\t\t\t\t<div class=\"uagb-post__text\">\n\t\t\t\t\t<span class='uagb-post__taxonomy'>\n\t\t\t\t\t\t<span class=\"dashicons-tag dashicons\"><\/span>\t\t\t\t\t\t<a href=\"https:\/\/sfb1436.de\/de\/category\/publikation\/c05-de\/\">C05<\/a>\t\t\t\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class='uagb-post__text uagb-post__excerpt'>\n\t\t\t\t\t<p>Leon Stefanovski, Jil Mona Meier , Roopa Kalsank Pai, Paul Triebkorn, Tristram Lett, Leon Martin, Konstantin B\u00fclau, Martin Hofmann-Apitius, Ana Solodkin, Anthony Randal McIntosh, Petra Ritter Front Neuroinform (2021)<\/p>\n<\/span>\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"uagb-post__inner-wrap\">\t\t\t\t\t\t\t\t<h4 class=\"uagb-post__title uagb-post__text\">\n\t\t\t\t<a href=\"https:\/\/sfb1436.de\/de\/coding-perceptual-decisions-from-single-units-to-emergent-signaling-properties-in-cortical-circuits\/\" target=\"_blank\" rel=\"bookmark noopener noreferrer\">Coding Perceptual Decisions: From Single Units to Emergent Signaling Properties in Cortical Circuits<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t<div class='uagb-post__text uagb-post-grid-byline'>\n\t\t\t\t\t\t\t\t<time datetime=\"2020-06-29T16:26:00+02:00\" class=\"uagb-post__date\">\n\t\t\t\t<span class=\"dashicons-calendar dashicons\"><\/span>\t\t\t\t\t29.06.2020\t\t\t\t<\/time>\n\t\t\t\t\t\t\t<div class=\"uagb-post__text\">\n\t\t\t\t\t<span class='uagb-post__taxonomy'>\n\t\t\t\t\t\t<span class=\"dashicons-tag dashicons\"><\/span>\t\t\t\t\t\t<a href=\"https:\/\/sfb1436.de\/de\/category\/publikation\/c05-de\/\">C05<\/a>\t\t\t\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class='uagb-post__text uagb-post__excerpt'>\n\t\t\t\t\t<p>Kristine Krug Annu Rev Vis Sci (2020)<\/p>\n<\/span>\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-7f6a23f4 wp-block-buttons-is-layout-flex\" style=\"margin-top:30px;margin-bottom:0px\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-project-c-color has-white-background-color has-text-color has-background wp-element-button\" href=\"https:\/\/sfb1436.de\/de\/publikationen\/\">Alle Publikationen<\/a><\/div>\n\n\n\n<div class=\"wp-block-button is-style-outline is-style-outline--2\"><a class=\"wp-block-button__link has-white-color has-text-color wp-element-button\" href=\"https:\/\/sfb1436.de\/de\/projekte\/\">Alle Projekte<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Komplexe kognitive Funktionen wie die Entscheidungsfindung h\u00e4ngen von der koordinierten Aktivit\u00e4t mehrerer Gehirnregionen ab. W\u00e4hrend die Rolle lokaler Schaltkreise im Gehirn intensiv erforscht wurde, wurde der Einfluss der weitreichenderen funktionellen Verbindungen auf diese lokale Aktivit\u00e4t bisher weniger erforscht. Wir untersuchen, wie Ver\u00e4nderungen in den funktionellen Interaktionen zwischen lokalen und entfernteren Schaltkreisen neuronale Aktivierungen erzeugen und [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"parent":24930,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_crdt_document":"","_uag_custom_page_level_css":"","footnotes":""},"class_list":["post-25584","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>C05 | Intervention f. kognitive Ressourcenallokation - SFB1436<\/title>\n<meta name=\"description\" content=\"Untersuchungen zu Ver\u00e4nderungen in den funktionellen Interaktionen zwischen lokalen und entfernteren Schaltkreisen neuronaler Aktivierungen.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/sfb1436.de\/de\/projekte\/archiv-sfb-1436-1-2021-2024\/c05-intervention-in-netzwerken-fuer-kognitive-ressourcenallokation-in-primaten\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C05 | Intervention f. kognitive Ressourcenallokation - 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