Results 21 to 30 of about 15,434 (210)

Metastasizing esthesioneuroblastoma in a dog [PDF]

open access: yes, 2014
A 7-year-old Afghan hound presented with a history of disorientation, loss of vision, and seizures. Magnetic resonance imaging helped identify a mass at the level of the main olfactory bulb that compressed and displaced adjacent tissues in the cribriform
Herden, Christiane   +3 more
core   +1 more source

A novel long non-coding natural antisense RNA is a negative regulator of Nos1 gene expression [PDF]

open access: yes, 2015
Long non-coding natural antisense transcripts (NATs) are widespread in eukaryotic species. Although recent studies indicate that long NATs are engaged in the regulation of gene expression, the precise functional roles of the vast majority of them are ...
AC Thénié   +38 more
core   +1 more source

Chemoradiation for Olfactory Neuroblastoma

open access: yesJournal of Cancer Research and Practice, 2015
Olfactory neuroblastoma is a rare intranasal tumor, and the standard treatment for this disease remains controversial. Some clinicians contend that a combination of surgery and radiotherapy is the most efficacious approach, which frequently has a good ...
Sheun-Ru Yang, Yuan-Hua Wu, Chia-Jui Yen
doaj   +1 more source

Effects of lithium on electrical activity and potassium ion distribution in the vertebrate central nervous system [PDF]

open access: yes, 1983
Three different regions of the vertebrate central nervous system maintained in vitro (frog spinal cord, guinea pig olfactory cortex and hippocampus) have been used to investigate how Li+ influences membrane potential, membrane resistance, action ...
Aldenhoff   +45 more
core   +1 more source

Olfactory neuroblastoma: A peculiar case showing unusual squamous metaplasia in a late lymph node metastasis

open access: yesHuman Pathology Reports, 2022
Olfactory neuroblastoma is a rare neuroendocrine tumor derived from the olfactory epithelium. We report a case that showed peculiar histology in a late lymph node metastasis.
Hiroshi Harada   +5 more
doaj   +1 more source

Optimum imaging for sinonasal malignancy [PDF]

open access: yes, 2002
A combination of computed tomography (CT) and magnetic resonance imaging (MRI) is now established as the optimum assessment of sinonasal malignancy.
Howard, D, Lloyd, G, Lund, VJ, Savy, L
core   +1 more source

Olfactory Neuroblastoma

open access: yesOtolaryngology–Head and Neck Surgery, 1979
Olfactory neuroblastoma is an uncommon malignant tumor arising from olfactory epithelium. Generally considered to be a tumor of slow growth, it varies in aggressiveness and may cause death by distant metastasis or local invasion. The pathologic diagnosis is difficult, and this tumor is often erroneously diagnosed.Nine previously unreported cases are ...
D C, Baker, K H, Perzin, J, Conley
openaire   +4 more sources

Requirement for Slit-1 and Robo-2 in zonal segregation of olfactory sensory neuron axons in the main olfactory bulb [PDF]

open access: yes, 2007
The formation of precise stereotypic connections in sensory systems is critical for the ability to detect and process signals from the environment. In the olfactory system, olfactory sensory neurons (OSNs) project axons to spatially defined glomeruli ...
Andrews, W   +4 more
core   +1 more source

Brain delivery of vasoactive intestinal peptide (VIP) following nasal administration to rats [PDF]

open access: yes, 2003
The aim of this work was to study in rats the nasal route for the brain delivery of the vasoactive intestinal peptide (VIP) neuropeptide. After evaluating VIP stability in solutions obtained from nasal washes, the effect of formulation parameters (pH 4-9,
Couet, William   +5 more
core   +3 more sources

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