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51 articles concerning extended query  found, showing 1 to 10

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* Retinal origin of phosphenes to transcranial alternating current stimulation. med./biol.
Schutter DJ, Hortensius R (2010), Clin Neurophysiol 121 (7): 1080 - 1084
Exposure: electric field, TMS/TES/TEMS/tDCS (transcranial stimulation), contact current/electrical stimulation

* Frequency-dependent electrical stimulation of the visual cortex. med./biol.
Kanai R, Chaieb L, Antal A, Walsh V, Paulus W (2008), Curr Biol 18 (23): 1839 - 1843
Exposure: electric field, low frequency field, TMS/TES/TEMS/tDCS (transcranial stimulation), contact current/electrical stimulation

* Exposure to alternating electromagnetic fields and effects on the visual and visuomotor systems. med./biol.
de Vocht F, Liket L, De Vocht A, Mistry T, Glover P, Gowland P, Kromhout H (2007), Br J Radiol 80 (958): 822 - 828
Exposure: 490 Hz, magnetic field, MRI

DETAILS * Influence of a 902.4 MHz GSM signal on the human visual system: Investigation of the discrimination threshold. med./biol.
Irlenbusch L, Bartsch B, Cooper J, Herget I, Marx B, Raczek J, Thoss F (2007), Bioelectromagnetics 28 (8): 648 - 654
Aim: The objective of this study was to investigate whether a GSM exposure for 30 minutes effects the human visual system in vivo.
Endpoints: effects on the visual system
System: human
Exposure: 902.4 MHz, mobile communication system, digital mobile phone, GSM

* The human visual threshold depends on direction and strength of a weak magnetic field. med./biol.
Thoss F, Bartsch B (2003), J Comp Physiol A Neuroethol Sens Neural Behav Physiol 189 (10): 777 - 779
Exposure: magnetic field

* Electrical phosphenes: on the influence of conductivity inhomogeneities and small-scale structures of the orbita on the current density threshold of excitation med./biol.
Lindenblatt G, Silny J (2002), Med Biol Eng Comput 40: 354 - 359
Exposure: 25 Hz - 60 Hz, 50/60 Hz (AC)

* Reduction of human visual cortex excitability using 1-Hz transcranial magnetic stimulation. med./biol.
Boroojerdi B, Prager A, Muellbacher W, Cohen LG (2000), Neurology 54 (7): 1529 - 1531

* Magnetically induced phosphenes in sighted, blind and blindsighted observers. med./biol.
Cowey A, Walsh V (2000), Neuroreport 11 (14): 3269 - 3273

* [Electro- and Magneto-Phosphenes: A Comparison of the Presumed Mechanisms of Action Considering the Inhomogeneity of Conductivity of the Eye within the Bounds of ELF]. (not peer reviewed) med./biol.
Lindenblatt G, Silny J (1999), Fortschr Strahlenschutz I: 187 - 194

* Acute effects of 50 Hz, 100 microT magnetic field exposure on visual duration discrimination at two different times of the day. med./biol.
Kazantzis N, Podd J, Whittington C (1998), Bioelectromagnetics 19 (5): 310 - 317
Exposure: magnetic field, low frequency field, 50/60 Hz (AC)

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