- Changes of beta-Adrenergic Receptor mRNA in the Visual Cortex and Superior Colliculus of Monocular Deprivated Rat
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Shim JH, Seo SW, Yoo JM
- KMID: 2337152
- J Korean Ophthalmol Soc.
- 2004 Sep;45(9):1554-1559.
PURPOSE: To investigate the change of the Beta adrenergic system in the rat visual cortex and superior colliculus after visual deprivation during a critical period of postnatal development. METHODS: The... -
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- Distribution of NPY-immunoreactive neurons in the visual cortex of the cat
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Choi CD, Jeong YG, Choi WB
- KMID: 2224634
- Korean J Anat.
- 1993 Sep;26(3):258-267.
No abstract available. -
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- A study on the role of N-methyl-D-aspartate receptors in the rat visual cortex
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Lim JO, Yoon YD, Shin DE
- KMID: 1735083
- Korean J Ophthalmol.
- 1991 Dec;5(2):76-82.
- doi: 10.3341/kjo.1991.5.2.76
The amino acid L-glutamate is a major excitatory neurotransmitter in the central nervous system of vertebrates(1). NMDA (N-methyl-d-aspartate) is one of the L-glutamate receptor subtypes(2). During a critical period of... -
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- Functional Imaging of Cerebral Cortex Activation with a 1.5-T IVIR Imaging System
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Kim HJ, Chung SH, Chang SA, Kim JH, Ha CK, Kim ES
- KMID: 2102582
- J Korean Radiol Soc.
- 1995 Jul;33(1):1-6.
PURPOSE: Most of recent MR imagings of cerebral cortex activation have been performed by using high field magnet above 2-T or echo-planar imaging technique. We report our experience on imaging of... -
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- The Study on the Role of NMDA Receptors in Rat Visual Cortex
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Yoon YD, Lim JO, Shin DE
- KMID: 1949967
- J Korean Ophthalmol Soc.
- 1992 Sep;33(9):819-826.
The amino acid L-glutamate is a major excitatory neurotransmitter in central nervous system of vertebrates. NMDA( n-methyl-d-aspartate) is one of the L-glutamate receptor subtypes. During a critical period of early... -
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- Medical Criteria for Evaluation of Degree of Disability Including Industrial Injury: Ophthalmology
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Park SH
- KMID: 2127826
- J Korean Med Assoc.
- 2004 Jan;47(1):51-57.
- doi: 10.5124/jkma.2004.47.1.51
Recently, patients who complaining visual disability by an accident is increasing. Visual system consists of the eyes and supporting structures, the neural pathways, and the visual cortex of the brain.... -
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- A Case of Positron Emission Tomogram(PET) study in Head Injury with Visual Field Defect
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Kim SH, Ohn YH, Jung HY
- KMID: 2125034
- J Korean Ophthalmol Soc.
- 2001 Jun;42(6):916-921.
PURPOSE: We report a case of head injury patient that showed a typical glucose hypometabolism in Positron Emission Tomogram(PET). But that case shows no abnormal finding in ophthalmological and radiological... -
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- Immunohistochemical Study on the Distribution of Neuropeptide Yand NADPH-Diaphorase Positive Neurons in the Cerebral Cortex of Mice
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Kim YS, Huh YB, Ahn HK
- KMID: 2283066
- Korean J Phys Anthropol.
- 1998 Jun;11(1):61-71.
This study was aimed to clarify the change of neuropeptide Y -immunoreactive (NPY -IR) and NADPH -diaphorase (NADPH -d)-positive neurons associated with aging of ICR and C57Bl/6 mice. To verify... -
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- In Vitro Effect of Carbamazepine, D-(-)-2-Amino-5-Phosphonopentanoic Acid and 6-Cyano-7-Nitroquinoxaline-Dione on Pentylenetetrazole-Induced Epileptiform Activity in Young Rat Visual Cortex
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Choi BJ
- KMID: 1851944
- J Korean Epilepsy Soc.
- 2005 Dec;9(2):137-142.
PURPOSE: Carbamazepine (CBZ) has little untoward effect in behavior, cognition and psychosocial aspects and commonly used in children. But, CBZ can sometimes worsen tonic-clonic seizures. The goal of the present... -
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- Cortical Blindness After Cerebral Angiography
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Kwon IT, Nam KR, Kim BC
- KMID: 2205022
- J Korean Ophthalmol Soc.
- 1992 Dec;33(12):1238-1242.
Cortical blindness means visual loss caused by bilateral destruction of visual cortex. Cortical blindness can develop after cerebral angiography due to hypertonic contrast medium which open the blood-brain barrier and... -
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- Comparison of Activation in the Primary Visual Cortex between Anisometropic and Strabismic Amblyopias using Functional MRI
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Choi MY, Lee KM, Hwang JM, Choi DG, Park KH, Yu YS
- KMID: 2205694
- J Korean Ophthalmol Soc.
- 1999 Dec;40(12):3450-3459.
The purpose of the present study is to examine neural responses of the primary visual cortex[V1] in patients with anisometropic and strabismic amblyopias, using functional MRI[fMRI]. Fourteen amblyopias[8 anisometropic and... -
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- Properties of Low Magnesium Induced Epileptiform Activity in Rat Visual Cortex Slices
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Choi BJ
- KMID: 2333402
- J Korean Epilepsy Soc.
- 2005 Jun;9(1):17-20.
PURPOSE: The goal of the present study was to investigate the effect of low magnesium on the excitability of visual cortex, observe the induction of epileptiform activity, and define the... -
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- Functional MRI of Visual Cortex in the Patients with Occipital Lobe Ischemia
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Lee YJ, Chung TS, Yoon YS, Han SH, Cho YJ, Bae JH
- KMID: 2000096
- J Korean Soc Magn Reson Med.
- 1999 Jun;3(2):173-178.
PURPOSE: To evaluate the usefulness of functional MRI(fMRI) of visual cortex in patients with ischemic infarction in the occipital lobe. MATERIALS AND METHODS: Four patients with the symptoms and signs... -
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- Amplitude and Latency Difference Between Right and Left Half-Field Visual Evoked Potentials in Normal Subjects
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Kim JW, Lee KW, Myung H
- KMID: 2065900
- J Korean Neurol Assoc.
- 1989 Dec;7(2):308-312.
The amplitude and latency of visual evoked potentials to pattern-reversal half-field stimulation were measured in 20 normal right-handed subjects to determine whether the individual contribution of right and left cerebral... -
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- Electrophysiological Analysis of Deafferentation Effect on Visual Cortex in Rats
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Kim SJ, Kim SH, Yu YS, Chung H, Chang BL
- KMID: 1902565
- J Korean Ophthalmol Soc.
- 2004 Mar;45(3):513-521.
PURPOSE: Temporary deafferentation (TD) by local anesthesia in small parts of the body induces an immediate and reVersible reorganization of the receptive field (RF). It is thought that an adaptation... -
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- The Development of Phasic and Tonic Inhibition in the Rat Visual Cortex
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Jang HJ, Cho KH, Park SW, Kim MJ, Yoon SH, Rhie DJ
- KMID: 2071712
- Korean J Physiol Pharmacol.
- 2010 Dec;14(6):399-405.
- doi: 10.4196/kjpp.2010.14.6.399
Gamma-aminobutyric acid (GABA)-ergic inhibition is important in the function of the visual cortex. In a previous study, we reported a developmental increase in GABAA receptor-mediated inhibition in the rat visual... -
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- Visual recovery demonstrated by functional MRI and diffusion tensor tractography in bilateral occipital lobe infarction
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Seo JP, Jang SH
- KMID: 1909827
- Yeungnam Univ J Med.
- 2014 Dec;31(2):152-156.
- doi: 10.12701/yujm.2014.31.2.152
We report on a patient who showed visual recovery following bilateral occipital lobe infarct, as evaluated by follow up functional magnetic resonance imaging (fMRI) and diffusion tensor tractography (DTT). A... -
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- A Preliminary Results of Acoustic Noise Effect due to Gradient Pulsing in Functional MRI
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Chung ST, Song IC, Park HW
- KMID: 1543787
- J Korean Soc Magn Reson Med.
- 1999 Sep;3(3):257-264.
PURPOSE: In functional MRI(fMRI), the acoustic noise effects of gradient pulsing are analyzed with two different combinations of readout and phase-encoding gradients for sagittal-view images. MATERIALS AND METHODS: Series of... -
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- Can Anodal Transcranial Direct Current Stimulation Increase Steady-State Visual Evoked Potential Responses?
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Kim DW, Kim E, Lee C, Im CH
- KMID: 2461873
- J Korean Med Sci.
- 2019 Nov;34(43):e285.
- doi: 10.3346/jkms.2019.34.e285
BACKGROUND: It has been frequently reported that non-negligible numbers of individuals have steady-state visual evoked potential (SSVEP) responses of low signal-to-noise-ratio (SNR) to specific stimulation frequencies, which makes detection of... -
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- c-fos Immunoreactivity at the Auditory and Visual Cortex in Experimentally Induced Deafness in Guinea Pigs
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Park YH, Lee KO, Kim SI, Park JY, Koo BS, Kim YM, Rha KS
- KMID: 2141199
- Korean J Otorhinolaryngol-Head Neck Surg.
- 2008 Jul;51(7):602-608.
BACKGROUND AND OBJECTIVES: Recently, functional studies for auditory cortex are being watched with interest in accordance with development of many radiologic equipments and surgical devices for sensorineural hearing loss. Moreover,... -
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