Hybrid PET/MR Imaging and Brain Connectivity

In recent years, brain connectivity is gaining ever-increasing interest from the interdisciplinary research community. The study of brain connectivity is characterized by a multifaceted approach providing both structural and functional evidence of the relationship between cerebral regions at differe...

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Main Authors: Marco eAiello, Carlo eCavaliere, Marco eSalvatore
Format: Article
Language:English
Published: Frontiers Media S.A. 2016-03-01
Series:Frontiers in Neuroscience
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fnins.2016.00064/full
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author Marco eAiello
Carlo eCavaliere
Marco eSalvatore
author_facet Marco eAiello
Carlo eCavaliere
Marco eSalvatore
author_sort Marco eAiello
collection DOAJ
description In recent years, brain connectivity is gaining ever-increasing interest from the interdisciplinary research community. The study of brain connectivity is characterized by a multifaceted approach providing both structural and functional evidence of the relationship between cerebral regions at different scales. Although magnetic resonance (MR) is the most established imaging modality for investigating connectivity in vivo, the recent advent of hybrid positron emission tomography (PET)/MR scanners paved the way for more comprehensive investigation of brain organization and physiology. Due to the high sensitivity and biochemical specificity of radiotracers, combining MR with PET imaging may enrich our ability to investigate connectivity by introducing the concept of metabolic connectivity and cometomics and promoting new insights on the physiological and molecular bases underlying high-level neural organization. This review aims to describe and summarize the main methods of analysis of brain connectivity employed in MR imaging and nuclear medicine. Moreover, it will discuss practical aspects and state-of-the-art techniques for exploiting hybrid PET/MR imaging to investigate the relationship of physiological processes and brain connectivity.
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spelling doaj.art-6c53f888aaa64d1cbd06073fd77d1d4f2022-12-22T01:48:13ZengFrontiers Media S.A.Frontiers in Neuroscience1662-453X2016-03-011010.3389/fnins.2016.00064174361Hybrid PET/MR Imaging and Brain ConnectivityMarco eAiello0Carlo eCavaliere1Marco eSalvatore2IRCCS SDNIRCCS SDNIRCCS SDNIn recent years, brain connectivity is gaining ever-increasing interest from the interdisciplinary research community. The study of brain connectivity is characterized by a multifaceted approach providing both structural and functional evidence of the relationship between cerebral regions at different scales. Although magnetic resonance (MR) is the most established imaging modality for investigating connectivity in vivo, the recent advent of hybrid positron emission tomography (PET)/MR scanners paved the way for more comprehensive investigation of brain organization and physiology. Due to the high sensitivity and biochemical specificity of radiotracers, combining MR with PET imaging may enrich our ability to investigate connectivity by introducing the concept of metabolic connectivity and cometomics and promoting new insights on the physiological and molecular bases underlying high-level neural organization. This review aims to describe and summarize the main methods of analysis of brain connectivity employed in MR imaging and nuclear medicine. Moreover, it will discuss practical aspects and state-of-the-art techniques for exploiting hybrid PET/MR imaging to investigate the relationship of physiological processes and brain connectivity.http://journal.frontiersin.org/Journal/10.3389/fnins.2016.00064/fullfMRIPETMetabolic Networksresting stateconnectomeMR
spellingShingle Marco eAiello
Carlo eCavaliere
Marco eSalvatore
Hybrid PET/MR Imaging and Brain Connectivity
Frontiers in Neuroscience
fMRI
PET
Metabolic Networks
resting state
connectome
MR
title Hybrid PET/MR Imaging and Brain Connectivity
title_full Hybrid PET/MR Imaging and Brain Connectivity
title_fullStr Hybrid PET/MR Imaging and Brain Connectivity
title_full_unstemmed Hybrid PET/MR Imaging and Brain Connectivity
title_short Hybrid PET/MR Imaging and Brain Connectivity
title_sort hybrid pet mr imaging and brain connectivity
topic fMRI
PET
Metabolic Networks
resting state
connectome
MR
url http://journal.frontiersin.org/Journal/10.3389/fnins.2016.00064/full
work_keys_str_mv AT marcoeaiello hybridpetmrimagingandbrainconnectivity
AT carloecavaliere hybridpetmrimagingandbrainconnectivity
AT marcoesalvatore hybridpetmrimagingandbrainconnectivity