The interstitial nucleus of the superior fasciculus, posterior bundle (INSFp) in the guinea pig: another nucleus of the accessory optic system processing the vertical retinal slip signal.

abstract：:Dark-adapted rods exert a tonic suppressive influence upon cone-mediated sensitivity to rapid flicker, a phenomenon called suppressive rod-cone interaction (SRCI). However, rod dark adaptation has negligible influence upon cone-mediated thresholds measured with more usual psychophysical procedures. The present study s...

journal_title：Visual neuroscience

authors： Frumkes TE,Lange G,Denny N,Beczkowska I

更新日期：1992-02-01 00:00:00

abstract：:The objective of this study was to evaluate the maturity of three inhibitory mechanisms (end-inhibition, side-inhibition, and cross-orientation inhibition) in the striate cortex of kittens at 4 weeks postnatal. To accomplish this, we made extracellular recordings from area 17 neurons while presenting visual stimuli co...

journal_title：Visual neuroscience

authors： Green ES,DeAngelis GC,Freeman RD

更新日期：1996-11-01 00:00:00

abstract：:Parallel processing of visual information begins at the first synapse in the retina between the photoreceptors and bipolar cells. Ten bipolar cell types have been previously described in the primate retina: one rod and nine cone bipolar types. In this paper, we describe an 11th type of bipolar cell identified in Golgi...

journal_title：Visual neuroscience

authors： Joo HR,Peterson BB,Haun TJ,Dacey DM

更新日期：2011-01-01 00:00:00

abstract：:Unilateral retinal impulse blockage with tetrodotoxin (TTX) induces reversible shrinkage and decreased cytochrome oxidase (CO) activity in alternate rows of supragranular, CO-rich puffs in the adult macaque striate cortex (Wong-Riley & Carroll, 1984b: Carroll & Wong-Riley, 1987). The present study extended the finding...

journal_title：Visual neuroscience

authors： Wong-Riley MT,Trusk TC,Tripathi SC,Hoppe DA

更新日期：1989-01-01 00:00:00

abstract：:We have investigated the effects of inactivation of localized sites in area 17 on the visual responses of cells in visuotopically corresponding regions of area 18. Experiments were performed on adult normal cats. The striate cortex was inactivated by the injection of nanoliters of lidocaine hydrochloride or of gamma-a...

journal_title：Visual neuroscience

authors： Casanova C,Michaud Y,Morin C,McKinley PA,Molotchnikoff S

更新日期：1992-12-01 00:00:00

abstract：:Recently, we introduced a phototransduction model that was able to account for the reproducibility of vertebrate rod single-photon responses (SPRs) (Hamer et al., 2003). The model was able to reproduce SPR statistics by means of stochastic activation and inactivation of rhodopsin (R*), transducin (G alpha ), and phosp...

journal_title：Visual neuroscience

authors： Hamer RD,Nicholas SC,Tranchina D,Lamb TD,Jarvinen JL

更新日期：2005-07-01 00:00:00

abstract：:We have studied the influence of chromatic adaptation upon the perceived visual position of a test stimulus using a Vernier alignment task. Maximum and minimum offsets in spatial position are generated when the adapting and test stimuli lie on the same and orthogonal axes in MBDKL color space, respectively. When the t...

journal_title：Visual neuroscience

authors： McKeefry DJ,McGraw PV,Vakrou C,Whitaker D

更新日期：2004-05-01 00:00:00

abstract：:Observers performed red-green and yellow-blue hue cancellation tasks for a 0.8-deg circular test field on a dark surround, by manipulating the excitation level of one cone class while the other two classes were held constant. The results of the red-green judgments conformed to classical opponent color theory in that b...

journal_title：Visual neuroscience

authors： Knoblauch K,Shevell SK

更新日期：2001-11-01 00:00:00

abstract：:During early mammalian development, inputs from the two retinas intermix within the lateral geniculate nucleus (LGN), then segregate during the first postnatal week into layers that receive input from a single retina. Functionally, the LGN also changes markedly during the first postnatal month; early geniculate respon...

journal_title：Visual neuroscience

authors： Cook PM,Prusky G,Ramoa AS

更新日期：1999-05-01 00:00:00

abstract：:Lateral suprasylvian visual cortex in the cat has been studied extensively, but its retinotopic organization remains controversial. Although some investigators have divided this region into many distinct areas, others have argued for a simpler organization. A clear understanding of the region's retinotopic organizatio...

journal_title：Visual neuroscience

authors： Sherk H,Mulligan KA

更新日期：1993-01-01 00:00:00

abstract：:In the human eye, domination of the electroretinogram (ERG) by the b-wave and other postreceptor components ordinarily obscures all but the first few milliseconds of the rod photoreceptor response to a stimulating flash. However, recovery of the rod response after a bright rest flash can be analyzed using a paired-fla...

journal_title：Visual neuroscience

authors： Pepperberg DR,Birch DG,Hood DC

更新日期：1997-01-01 00:00:00

abstract：:The dopamine (DA) innervation, labeled by tyrosine hydroxylase immunohistochemistry in a wholemounted human retina, is described in the avascular area of the fovea. Eleven DA neurons give rise to this innervation, among which five are interplexiform cells, so that the DA innervation consists of two plexuses: one is in...

journal_title：Visual neuroscience

authors： Savy C,Simon A,Nguyen-Legros J

更新日期：1991-11-01 00:00:00

abstract：:By establishing an avascular, highly elastic, region within the fetal area of high acuity (AHA), the developing primate eye has created a unique substrate on which the mechanical forces of intraocular pressure (IOP) and growth-induced retinal stretch (stretch) can act. We proposed (Springer & Hendrickson, 2004b) that ...

journal_title：Visual neuroscience

authors： Springer AD,Hendrickson AE

更新日期：2005-03-01 00:00:00

abstract：:Contrast adaptation occurs in both the retina and the cortex. Defining its spatial dependence is crucial for understanding its potential roles. We thus asked to what degree contrast adaptation depends on spatial frequency, including cross-adaptation. Measuring the pattern electroretinogram (PERG) and the visual evoked...

journal_title：Visual neuroscience

authors： Heinrich TS,Bach M

更新日期：2002-09-01 00:00:00

abstract：:R1-6 dominated electroretinographic (ERG) spectral sensitivities were determined as a function of days posteclosion from carotenoid deprived and replaced white-eyed Drosophila. The sensitivity of flies deprived from egg to adult waxed (about 1.5 log units by day 3), and then waned gradually from 3-11 days (over 2 log ...

journal_title：Visual neuroscience

authors： Chen DM,Stark WS

更新日期：1992-11-01 00:00:00

abstract：:We have developed two brain slice preparations for studying tectofugal visual pathways in the chick: conventional, 400-microns slices ("thin slices"), and "thick slices" which encompass the rostral pole of the optic tectum and the contralateral optic nerve. Stimulation was delivered with a bipolar electrode positioned...

journal_title：Visual neuroscience

authors： Dye JC,Karten HJ

更新日期：1996-07-01 00:00:00

abstract：:While color vision mediated by rod photoreceptors in dim light is possible (Kelber & Roth, 2006), most animals, including humans, do not see in color at night. This is because their retinas contain only a single class of rod photoreceptors. Many of these same animals have daylight color vision, mediated by multiple cl...

journal_title：Visual neuroscience

authors： Manning JR,Brainard DH

更新日期：2009-01-01 00:00:00

abstract：:To better understand the evolution of spatial and color vision, the number and spatial distributions of cones, rods, and optic nerve axon numbers were assessed in seven New World primates (Cebus apella, Saimiri ustius, Saguinus midas niger, Alouatta caraya, Aotus azarae, Calllithrix jacchus, and Callicebus moloch). Th...

journal_title：Visual neuroscience

authors： Finlay BL,Franco EC,Yamada ES,Crowley JC,Parsons M,Muniz JA,Silveira LC

更新日期：2008-05-01 00:00:00

abstract：:Alpha ganglion cells from the midperiphery of the rabbit retina were recorded intracellularly under visual control, in a superfused everted eyecup, and labeled with HRP. Their physiology and large somata with broad dendritic arbors identified them as uniform populations of ON- and OFF-center alpha ganglion cells, whic...

journal_title：Visual neuroscience

authors： Muller JF,Dacheux RF

更新日期：1997-03-01 00:00:00

abstract：:The hypothesis that dichromatic behavior on a clinical anomaloscope can be explained by the complement and arrangement of the long- (L) and middle-wavelength (M) pigment genes was tested. It was predicted that dichromacy is associated with an X-chromosome pigment gene array capable of producing only a single functiona...

journal_title：Visual neuroscience

authors： Neitz M,Carroll J,Renner A,Knau H,Werner JS,Neitz J

更新日期：2004-05-01 00:00:00

abstract：:A series of psychophysical tests examining early and later aspects of image-motion processing were conducted in a patient with bilateral lesions involving the posterior visual pathways, affecting the lateral parietal-temporal-occipital cortex and the underlying white matter (as shown by magnetic resonance imaging stud...

journal_title：Visual neuroscience

authors： Vaina LM,Lemay M,Bienfang DC,Choi AY,Nakayama K

更新日期：1990-10-01 00:00:00

abstract：:We examined the grating acuity and contrast sensitivity of cats whose eye position was monitored with a scleral search-coil technique. During each trial, the cat was required to maintain fixation on a laser spot and respond to the presence or the absence of a grating by pressing a right or left pedal. With this proced...

journal_title：Visual neuroscience

authors： Pasternak T,Horn K

更新日期：1991-02-01 00:00:00

abstract：:Monocular deprivation (MD) by lid suture is one of the classic paradigms for the study of developmental plasticity in the cerebral cortex, and we have detailed knowledge of its anatomical and physiological consequences as well as underlying molecular and cellular mechanisms. However, the effects of other forms of mani...

journal_title：Visual neuroscience

authors： Jaffer S,Vorobyov V,Sengpiel F

更新日期：2012-09-01 00:00:00

abstract：:Starburst amacrine cells (SACs), the only acetylcholine (ACh)-releasing amacrine cells (ACs) in adult rabbit retina, contain GABA and are key elements in the retina's directionally selective (DS) mechanism. Unlike many other GABAergic ACs, they use glutamic acid decarboxlyase (GAD)(67), not GAD(65), to synthesize GABA...

journal_title：Visual neuroscience

authors： Famiglietti EV,Sundquist SJ

更新日期：2010-03-01 00:00:00

abstract：:We studied the functional connectivity of cells in the lateral geniculate nucleus (LGN) with the primary visual cortex (V1) in anesthetized marmosets (Callithrix jacchus). The LGN sends signals to V1 along parallel visual pathways called parvocellular (P), magnocellular (M), and koniocellular (K). To better understand...

journal_title：Visual neuroscience

authors： Cheong SK,Johannes Pietersen AN

更新日期：2014-05-01 00:00:00

abstract：:It is widely accepted that human color vision is based on two types of cone-opponent mechanism, one differencing L and M cone types (loosely termed "red-green"), and the other differencing S with the L and M cones (loosely termed "blue-yellow"). The traditional view of the early processing of human color vision sugges...

journal_title：Visual neuroscience

authors： Sankeralli MJ,Mullen KT

更新日期：2001-01-01 00:00:00

abstract：:We tested the hypothesis that gamma-aminobutyric acid (GABA) is the transmitter released by barnacle photoreceptors onto postsynaptic cells (I-cells). GABA was applied to I-cells either by superfusion or by ejecting it with pressure from a pipette positioned close to the I-cell's soma. The I-cell's response to GABA wa...

journal_title：Visual neuroscience

authors： Callaway JC,Stuart AE

更新日期：1989-10-01 00:00:00

abstract：:Although galvanic vestibular stimulation (GVS) is known to affect the speed and accuracy of visual judgments, the underlying electrophysiological response has not been explored. In the present study, we therefore investigated the effect of GVS on the N170 event-related potential, a marker commonly associated with earl...

journal_title：Visual neuroscience

authors： Wilkinson D,Ferguson HJ,Worley A

更新日期：2012-09-01 00:00:00

abstract：:This paper reviews evidence that the superior colliculus (SC) of the midbrain represents visual direction and certain aspects of saccadic eye movements in the distribution of activity across a population of cells. Accurate and precise eye movements appear to be mediated, in part at least, by cells of the SC that have ...

journal_title：Visual neuroscience

authors： McIlwain JT

更新日期：1991-01-01 00:00:00

abstract：:Reduction of blood flow to the rat retina was achieved by either clamping both carotid arteries briefly (24 min) or combining clamping of the carotid arteries with permanent occlusion of the vertebral arteries. Analysis of retinas 6 days after operations showed that GFAP immunoreactivity is expressed throughout the re...

journal_title：Visual neuroscience

authors： Osborne NN,Block F,Sontag KH

更新日期：1991-12-01 00:00:00