Visual activation of extra-striate cortex in the absence of V1 activation

Neuropsychologia

Volumn 48, Issue 14, 2010, Pages 4148-4154

  Bridge, Holly ^a,b   Hicks, Stephen L ^b   Xie, Jingyi ^a   Okell, Thomas W ^a   Mannan, Sabira ^b   Alexander, Iona ^b   Cowey, Alan ^b   Kennard, Christopher ^b  

^a UNIVERSITY OF OXFORD   (United Kingdom)

^b UNIVERSITY OF OXFORD   (United Kingdom)

Author keywords

Blind; FMRI; Lateral geniculate nucleus; Primary visual cortex; Structural imaging

Indexed keywords

ADULT; ANAMNESIS; ARTICLE; BLINDNESS; BRAIN DAMAGE; BRAIN INFARCTION; BRAIN REGION; CASE REPORT; COLOR DISCRIMINATION; COMA; CONTROLLED STUDY; DIFFUSION WEIGHTED IMAGING; FUNCTIONAL MAGNETIC RESONANCE IMAGING; GRAY MATTER; HUMAN; IMAGE ANALYSIS; LATERAL GENICULATE NUCLEUS; MALE; NERVE DEGENERATION; NERVE TRACT; NEUROIMAGING; STRIATE CORTEX; TASK PERFORMANCE; VISION; VISUAL CORTEX; VISUAL STIMULATION; WHITE MATTER;

BRAIN INJURIES; BRAIN MAPPING; FUNCTIONAL LATERALITY; GENICULATE BODIES; HUMANS; IMAGE PROCESSING, COMPUTER-ASSISTED; MAGNETIC RESONANCE ANGIOGRAPHY; MAGNETIC RESONANCE IMAGING; MALE; OXYGEN; PHOTIC STIMULATION; PSYCHOPHYSICS; RETINA; VISUAL CORTEX; VISUAL FIELDS; VISUAL PATHWAYS; YOUNG ADULT;

EID: 78649450387     PISSN: 00283932     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.neuropsychologia.2010.10.022     Document Type: Article

References (16)

1. Behrens T.E., Berg H.J., Jbabdi S., Rushworth M.F., Woolrich M.W. Probabilistic diffusion tractography with multiple fibre orientations: What can we gain?. Neuroimage 2007, 34(1):144-155.
2. Blythe I.M., Kennard C., Ruddock K.H. Residual vision in patients with retrogeniculate lesions of the visual pathways. Brain 1987, 110(Pt 4):887-905.
3. Bova S.M., Giovenzana A., Signorini S., La Piana R., Uggetti C., Bianchi P.E., et al. Recovery of visual functions after early acquired occipital damage. Developmental Medicine and Child Neurology 2008, 50(4):311-315.
4. Bridge H., Thomas O., Jbabdi S., Cowey A. Changes in connectivity after visual cortical brain damage underlie altered visual function. Brain 2008, 131(Pt 6):1433-1444.
5. de Gelder B., Tamietto M., van Boxtel G., Goebel R., Sahraie A., van den Stock J., et al. Intact navigation skills after bilateral loss of striate cortex. Current Biology 2008, 18(24):R1128-R1129.
6. Giaschi D., Jan J.E., Bjornson B., Young S.A., Tata M., Lyons C.J., et al. Conscious visual abilities in a patient with early bilateral occipital damage. Developmental Medicine and Child Neurology 2003, 45(11):772-781.
7. Huk A.C., Dougherty R.F., Heeger D.J. Retinotopy and functional subdivision of human areas MT and MST. Journal of Neuroscience 2002, 22(16):7195-7205.
8. Humphrey N.K. Vision in a monkey without striate cortex: A case study. Perception 1974, 3(3):241-255.
9. Humphrey N.K., Weiskrantz L. Vision in monkeys after removal of the striate cortex. Nature 1967, 215(5101):595-597.
10. Jones D.K., Simmons A., Williams S.C., Horsfield M.A. Non-invasive assessment of axonal fiber connectivity in the human brain via diffusion tensor MRI. Magnetic Resonance in Medicine 1999, 42(1):37-41.
11. Morland A.B., Le S., Carroll E., Hoffmann M.B., Pambakian A. The role of spared calcarine cortex and lateral occipital cortex in the responses of human hemianopes to visual motion. Journal of Cognitive Neuroscience 2004, 16(2):204-218.
12. Okell T.W., Chappell M.A., Woolrich M.W., Gunther M., Feinberg D.A., Jezzard P. Vessel-encoded dynamic magnetic resonance angiography using arterial spin labeling. Magnetic Resonance in Medicine 2010, 64(3):698-706.
13. Schmid M.C., Mrowka S.W., Turchi J., Saunders R.C., Wilke M., Peters A.J., et al. Blindsight depends on the lateral geniculate nucleus. Nature 2010, 466(7304):373-377.
14. Schofield T.M., Leff A.P. Rehabilitation of hemianopia. Current Opinion in Neurology 2009, 22(1):36-40.
15. Silvanto J., Walsh V., Cowey A. Abnormal functional connectivity between ipsilesional V5/MT+ and contralesional striate cortex (V1) in blindsight. Experimental Brain Research 2009, 193(4):645-650.
16. Weiskrantz L., Barbur J.L., Sahraie A. Parameters affecting conscious versus unconscious visual discrimination with damage to the visual cortex (V1). Proceedings of the National Academy of Sciences of the United States of America 1995, 92(13):6122-6126.