Results 81 to 90 of about 18,059 (235)

Melanopsin Stimulation Modulates Blackness Induction

open access: yesColor Research &Application, Volume 51, Issue 1, January/February 2026.
Spectral power distributions of (A) the surround and (B) the center stimuli. The stimulus intensity to melanopsin cells of the surround was modulated from 0.51 to 1.21 (#1; 0.51, #2; 0.65, #3; 0.78, #4; 0.93, #5; 1.09, #6; 1.21, #7; 0.51, #8; 0.67, #9; 0.95, #10; 1.21) in the melanopic/photopic ratio (M/P ratio) under both the 700 cd/m2 and 375 cd/m2 ...
Masahiko Yamakawa   +2 more
wiley   +1 more source

Distribution of melanopsin positive neurons in pigmented and albino mice: evidence for melanopsin interneurons in the mouse retina. [PDF]

open access: yes, 2014
Here we have studied the population of intrinsically photosensitive retinal ganglion cells (ipRGCs) in adult pigmented and albino mice. Our data show that although pigmented (C57Bl/6) and albino (Swiss) mice have a similar total number of ipRGCs, their ...
Agudo-Barriuso, M   +8 more
core  

Synapse elimination and learning rules co-regulated by MHC class I H2-Db. [PDF]

open access: yes, 2014
The formation of precise connections between retina and lateral geniculate nucleus (LGN) involves the activity-dependent elimination of some synapses, with strengthening and retention of others. Here we show that the major histocompatibility complex (MHC)
Adelson, Jaimie   +7 more
core   +3 more sources

The Visual Umwelt of primates and Hippocampal Representations of Space

open access: yesHippocampus, Volume 36, Issue 1, January 2026.
ABSTRACT Evolution sculpts the brain's sensory adaptations. Because these adaptations differ markedly across species, it is challenging for humans to fully comprehend how other animals perceive the world. For a nocturnal mouse, the subjective sensory world—its Umwelt—is dominated by odors, sounds, and textures, with visual input playing a secondary ...
J. Martinez‐Trujillo, D. Piza
wiley   +1 more source

Glutamatergic retinal waves

open access: yesFrontiers in Neural Circuits, 2016
Spontaneous activity patterns propagate through many parts of the developing nervous system and shape the wiring of emerging circuits. Prior to vision, waves of activity originating in the retina propagate through the lateral geniculate nucleus (LGN) of ...
Daniel eKerschensteiner
doaj   +1 more source

Further Insights Into Anticholinergic Action Informed by Japanese Anticholinergic Risk Scale

open access: yesGeriatrics &Gerontology International, Volume 26, Issue 1, January 2026.
ABSTRACT The increased anticholinergic burden caused by medications in older adults is one of the adverse drug reactions of particular concern, as it can exacerbate the onset of geriatric syndromes or induce cognitive dysfunction, and is also related to the issue of polypharmacy.
Masaki Mogi   +4 more
wiley   +1 more source

Novel Magnetic Resonance Imaging Findings of Bilaterally Symmetrical Lesions in a Dog With Concomitant Granulomatous Meningoencephalitis and Necrotizing Encephalitis

open access: yesVeterinary Radiology &Ultrasound, Volume 67, Issue 1, January 2026.
ABSTRACT A 3‐year‐old, female neutered Bichon Frise was presented with a 2‐day history of behavioral changes and ataxia. The neurological examination was consistent with diffuse forebrain involvement, with left lateralization. An MRI study identified bilaterally symmetrical T2W/T2 fluid‐attenuated inversion recovery (T2‐FLAIR) hyperintense, T1W ...
Tessa Victoria Procter   +5 more
wiley   +1 more source

Ramsay hunt syndrome: A diagnostic challenge for general dental practitioners

open access: yesContemporary Clinical Dentistry, 2017
Ramsay hunt syndrome is not just a syndrome but it's rather an infectious disease caused by reactivation of latent varicella-zoster virus in geniculate ganglion. This was first explained by J. Ramsay Hunt as a triad of complications like otalgia, mucosal
Gautham Singh   +4 more
doaj   +1 more source

Ramsay Hunt syndrome a case report and review of literature [PDF]

open access: yes, 2013
This is a case report of a rather rare disorder i.e. Ramsay Hunt syndrome.  This is caused by Varicella zoster infections involving geniculate ganglion of facial nerve.  This syndrome is manifested by the presence of blebs in the external auditory canal,
Thiagarajan, Balasubramanian
core   +1 more source

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