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L M Optican

Explore the profile of L M Optican including associated specialties, affiliations and a list of published articles. Areas
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Articles 62
Citations 1489
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Recent Articles
1.
Anastasio T, Demer J, Leigh R, Luebke A, von Opstal A, Optican L, et al.
Prog Brain Res . 2022 Jan; 267(1):xvii-xviii. PMID: 35074070
No abstract available.
2.
Astefanoaei C, Creanga D, Pretegiani E, Optican L, Rufa A
Rom Rep Phys . 2015 Feb; 66(4):1038-1055. PMID: 25698890
Saccadic eye movements of a normal subject were assessed through semi-quantitative analysis algorithms based on linear and non-linear test application in order to highlight the dynamics type characterizing saccadic neural...
3.
Astefanoaei C, Pretegiani E, Optican L, Creanga D, Rufa A
Rom J Biophys . 2015 Feb; 23(1-2):81-92. PMID: 25698889
Evidence of a chaotic behavioral trend in eye movement dynamics was examined in the case of a saccadic temporal series collected from a healthy human subject. Saccades are highvelocity eye...
4.
Ramat S, Leigh R, Zee D, Shaikh A, Optican L
Prog Brain Res . 2008 Aug; 171:123-30. PMID: 18718290
Saccadic oscillations are unwanted back-to-back saccades occurring one upon the other that produce a high-frequency oscillation of the eyes (usually 15-30 Hz). These may occur transiently in normal subjects, for...
5.
Serra A, Liao K, Martinez-Conde S, Optican L, Leigh R
Neurology . 2008 Mar; 70(10):810-2. PMID: 18316692
No abstract available.
6.
Shaikh A, Jinnah H, Tripp R, Optican L, Ramat S, Lenz F, et al.
J Neurol Neurosurg Psychiatry . 2007 Sep; 79(2):187-9. PMID: 17872981
Introduction: Patients with cervical dystonia (CD) often have limb tremor that is clinically indistinguishable from essential tremor (ET). Whether a common central mechanism underlies the tremor in these conditions is...
7.
Levine B, Beason-Held L, Purpura K, Aronchick D, Optican L, Alexander G, et al.
Neurobiol Aging . 2000 Aug; 21(4):577-84. PMID: 10924775
To assess age-related differences in cortical activation during form perception, two classes of visual textures were shown to young and older subjects undergoing positron emission tomography (PET). Subjects viewed even...
8.
Quaia C, Pare M, WURTZ R, Optican L
Exp Brain Res . 2000 Jun; 132(1):39-51. PMID: 10836634
We investigated and quantified the ability of the primate saccadic system to generate accurate eye movements in spite of naturally occurring variations in saccadic speed and trajectory. We show that...
9.
Beason-Held L, Purpura K, Krasuski J, Desmond R, Mangot D, Daly E, et al.
Exp Brain Res . 2000 Feb; 130(2):221-6. PMID: 10672475
Electrophysiologic and functional imaging studies have shown that the visual cortex produces differential responses to the presence or absence of structure within visual textures. To further define and characterize regions...
10.
Quaia C, Lefevre P, Optican L
J Neurophysiol . 1999 Aug; 82(2):999-1018. PMID: 10444693
Experimental evidence indicates that the superior colliculus (SC) is important but neither necessary nor sufficient to produce accurate saccadic eye movements. Furthermore both clinical and experimental evidence points to the...