Community structure and modularity in networks of correlated brain activity

Magnetic Resonance Imaging

Volumn 26, Issue 7, 2008, Pages 914-920

  Schwarz, Adam J ^a   Gozzi, Alessandro ^a   Bifone, Angelo ^a  

^a GSK   (Italy)

Author keywords

Analysis; Brain; Community structure; Data; fMRI; Network; phMRI; Rat

Indexed keywords

FLUOXETINE;

ALGORITHM; ANIMAL EXPERIMENT; ARTICLE; BRAIN FUNCTION; BRAIN REGION; CLUSTER ANALYSIS; COMMUNITY STRUCTURE; CONTROLLED STUDY; CORRELATION ANALYSIS; ELECTROENCEPHALOGRAM; FUNCTIONAL MAGNETIC RESONANCE IMAGING; INTEGRATION; MALE; NEUROIMAGING; NONHUMAN; PRIORITY JOURNAL; RAT; SEGREGATION ANALYSIS;

ALGORITHMS; ANIMALS; BRAIN MAPPING; CEREBRAL CORTEX; FLUOXETINE; IMAGE PROCESSING, COMPUTER-ASSISTED; MAGNETIC RESONANCE IMAGING; MALE; NERVE NET; RATS; RATS, SPRAGUE-DAWLEY;

RATTUS;

EID: 48549091739     PISSN: 0730725X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.mri.2008.01.048     Document Type: Article

References (38)

1. Luria A.R. The working brain (1973), Basic Books, New York
2. Posner M.I., Petersen S.E., Fox P.T., and Raichle M.E. Localization of cognitive operations in the human brain. Science 240 4859 (1988) 1627-1631
3. Kandel E.R., Schwartz J.H., and Jessell T.M. Principles of neural science. 4th ed. (2000), McGraw-Hill, New York
4. Toga A.W., and Mazziotta J.C. Brain mapping: the systems (2000), Academic Press, San Diego
5. Sporns O., Tononi G., and Edelman G.M. Theoretical neuroanatomy and the connectivity of the cerebral cortex. Behav Brain Res 135 1-2 (2002) 69-74
6. Tononi G., Sporns O., and Edelman G.M. A measure for brain complexity: relating functional segregation and integration in the nervous system. Proc Natl Acad Sci U S A 91 11 (1994) 5033-5037
7. Toga A.W., and Mazziotta J.C. Brain mapping: the methods (1996), Academic Press, San Diego
8. Rogers B.P., Morgan V.L., Newton A.T., and Gore J.C. Assessing functional connectivity in the human brain by fMRI. Magn Reson Imaging 25 10 (2007) 1347-1357
9. Fox M.D., Snyder A.Z., Vincent J.L., Corbetta M., Van Essen D.C., and Raichle M.E. The human brain is intrinsically organized into dynamic, anticorrelated functional networks. Proc Natl Acad Sci U S A 102 27 (2005) 9673-9678
10. Fox M.D., and Raichle M.E. Spontaneous fluctuations in brain activity observed with functional magnetic resonance imaging. Nat Rev Neurosci 8 9 (2007) 700-711
11. Soncrant T.T., Horwitz B., Holloway H.W., and Rapoport S.I. The pattern of functional coupling of brain regions in the awake rat. Brain Res 369 1-2 (1986) 1-11
12. Horwitz B., Rumsey J.M., and Donohue B.C. Functional connectivity of the angular gyrus in normal reading and dyslexia. Proc Natl Acad Sci U S A 95 15 (1998) 8939-8944
13. Schwarz A.J., Gozzi A., Reese T., and Bifone A. In vivo mapping of functional connectivity in neurotransmitter systems using pharmacological MRI. Neuroimage 34 4 (2007) 1627-1636
14. Friston K.J. Functional and effective connectivity in neuroimaging: a synthesis. Hum Brain Mapp 2 (1994) 56-78
15. Biswal B., Yetkin F.Z., Haughton V.M., and Hyde J.S. Functional connectivity in the motor cortex of resting human brain using echo-planar MRI. Magn Reson Med 34 4 (1995) 537-541
16. Hampson M., Peterson B.S., Skudlarski P., Gatenby J.C., and Gore J.C. Detection of functional connectivity using temporal correlations in MR images. Hum Brain Mapp 15 4 (2002) 247-262
17. Horwitz B., and Braun A.R. Brain network interactions in auditory, visual and linguistic processing. Brain Lang 89 2 (2004) 377-384
18. Worsley K.J., Chen J.I., Lerch J., and Evans A.C. Comparing functional connectivity via thresholding correlations and singular value decomposition. Philos Trans R Soc Lond B Biol Sci 360 1457 (2005) 913-920
19. Salvador R., Suckling J., Schwarzbauer C., and Bullmore E. Undirected graphs of frequency-dependent functional connectivity in whole brain networks. Philos Trans R Soc Lond B Biol Sci 360 1457 (2005) 937-946
20. Eguiluz V.M., Chialvo D.R., Cecchi G.A., Baliki M., and Apkarian A.V. Scale-free brain functional networks. Phys Rev Lett 94 1 (2005) 018102
21. Achard S., Salvador R., Whitcher B., Suckling J., and Bullmore E. A resilient, low-frequency, small-world human brain functional network with highly connected association cortical hubs. J Neurosci 26 1 (2006) 63-72
22. Strogatz S.H. Exploring complex networks. Nature 410 6825 (2001) 268-276
23. Boccaletti S., Latora V., Moreno Y., Chavez M., and Hwang D.U. Complex networks: structure and dynamics. Phys Rep 424 (2006) 175-308
24. De Luca M., Beckmann C.F., De Stefano N., Matthews P.M., and Smith S.M. fMRI resting state networks define distinct modes of long-distance interactions in the human brain. Neuroimage 29 4 (2006) 1359-1367
25. Schwarz A.J., Gozzi A., Reese T., and Bifone A. Functional connectivity in the pharmacologically activated brain: resolving networks of correlated responses to d-amphetamine. Magn Reson Med 57 (2007) 704-713
26. Newman M.E., and Girvan M. Finding and evaluating community structure in networks. Phys Rev E Stat Nonlin Soft Matter Phys 69 2 (2004) 026113
27. Clauset A., Newman M.E., and Moore C. Finding community structure in very large networks. Phys Rev E Stat Nonlin Soft Matter Phys 70 6 (2004) 066111
28. Newman M.E. Finding community structure in networks using the eigenvectors of matrices. Phys Rev E Stat Nonlin Soft Matter Phys 74 3 (2006) 036104
29. Newman M.E. Modularity and community structure in networks. Proc Natl Acad Sci U S A 103 23 (2006) 8577-8582
30. Radicchi F., Castellano C., Cecconi F., Loreto V., and Parisi D. Defining and identifying communities in networks. Proc Natl Acad Sci U S A 101 9 (2004) 2658-2663
31. Guimera R., Sales-Pardo M., and Amaral L.A. Modularity from fluctuations in random graphs and complex networks. Phys Rev E Stat Nonlin Soft Matter Phys 70 2 (2004) 025101
32. Uylings H.B., Groenewegen H.J., and Kolb B. Do rats have a prefrontal cortex?. Behav Brain Res 146 1-2 (2003) 3-17
33. Friston K.J., Frith C.D., Liddle P.F., and Frackowiak R.S. Functional connectivity: the principal-component analysis of large (PET) data sets. JCBFM 13 1 (1993) 5-14
34. Friston K.J. Analyzing brain images: principles and overview. In: Frackowiak R.S.J., Friston K.J., Frith C., Dolan R., and Mazziotta J.C. (Eds). Human brain function (1997), Academic Press 25-41
35. McKeown M.J., Makeig S., Brown G.G., Jung T.P., Kindermann S.S., Bell A.J., et al. Analysis of fMRI data by blind separation into independent spatial components. Hum Brain Mapp 6 3 (1998) 160-188
36. Beckmann C.F., and Smith S.M. Probabilistic independent component analysis for functional magnetic resonance imaging. IEEE Trans Med Imaging 23 2 (2004) 137-152
37. Newman M.E. Analysis of weighted networks. Phys Rev E Stat Nonlin Soft Matter Phys 70 5 Pt 2 (2004) 056131
38. Barrat A., Barthelemy M., Pastor-Satorras R., and Vespignani A. The architecture of complex weighted networks. Proc Natl Acad Sci U S A 101 11 (2004) 3747-3752