Results 31 to 40 of about 710,353 (381)

Direct vascular channels connect skull bone marrow and the brain surface enabling myeloid cell migration

open access: yesNature Neuroscience, 2018
Innate immune cells recruited to inflammatory sites have short life spans and originate from the marrow, which is distributed throughout the long and flat bones.
F. Herisson   +14 more
semanticscholar   +1 more source

A rare case of aneurysmal bone cyst of the frontal bone, and an overlook of literature

open access: yesInterdisciplinary Neurosurgery, 2023
The skull's aneurysmal bone cyst (ABC) represents a rare benign non-neoplastic lesion that usually occurs before the 3rd decade of life. ABC frequently occurs in the long tubular bones.
Seyed Ali Mousavinejad   +9 more
doaj   +1 more source

Pneumoventricle of Unknown Origin. A Personal Experience and Literature Review of a Clinical Enigma [PDF]

open access: yes, 2019
Pneumocephalus (PC) is an uncommon and life-threatening neurological condition. Air within the ventricular system of the brain is also known as Pneumoventricle (PV). It requires emergency treatments to prevent catastrophic neurological outcomes.
Armocida, Daniele   +5 more
core   +1 more source

Panoptic imaging of transparent mice reveals whole-body neuronal projections and skull-meninges connections

open access: yesNature Neuroscience, 2018
Analysis of entire transparent rodent bodies after clearing could provide holistic biological information in health and disease, but reliable imaging and quantification of fluorescent protein signals deep inside the tissues has remained a challenge. Here,
Ruiyao Cai   +21 more
semanticscholar   +1 more source

Evolution of hyperossification expands skull diversity in frogs

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2020
Significance The vertebrate head is an integrated system essential for sensory functions, capturing prey, and defense mechanisms. Head anatomy has long attracted the attention of biologists, yet identifying the factors responsible for the evolution of ...
Daniel J. Paluh   +2 more
semanticscholar   +1 more source

Delayed Cerebral Metastasis of Breast Cancer: Case Report and Molecular Review

open access: yesBrazilian Neurosurgery, 2019
Breast cancer (BC) is a prevalent disease, and its incidence of brain metastasis (BM) varies from 5 to 30% according to the literature. We present the case of a delayed isolated cerebral metastasis in a female patient following a period of 16 years after
Leonardo Dessesards Olijnyk   +5 more
doaj   +1 more source

The Role of the Notch Signal Pathway in Mucosal Cell Metaplasia in Mouse Acute Otitis Media

open access: yesScientific Reports, 2017
Otitis media (OM) is a major cause of morbidity in pediatric and adult patients. This inflammatory condition is characterized by mucous cell hyperplasia that is thought to produce mucins from the middle ear mucosa.
Xiang Liu   +9 more
doaj   +1 more source

Intralabyrinthine Penetrating Ventilation Tube with Preservation of Hearing: An Unusual Clinical Situation

open access: yesInternational Archives of Otorhinolaryngology, 2015
Introduction Traumatic perilymphatic fistula is not a rare event with regards to sport activities or traffic accident. However, iatrogenic damage to the inner ear can occur following the common use of grommets and ventilation tube insertion.
Tantely Razafimahefa Raoelina   +3 more
doaj   +1 more source

Eocene Amynodonts from Southern California [PDF]

open access: yes, 1939
Introduction.-Since the description [1] of a skull of Amynodontopsis bodei and of a lower jaw referred to this species from the uppermost Eocene, further dental parts have become available for study from localities in the Sespe.
Stock, Chester
core   +1 more source

Medicare 1971: Changing Attitudes and Changing Legislation [PDF]

open access: yes, 1970
Bone conduction (BC) is the way sound energy is transmitted by the skull bones to the cochlea causing a sound perception. Even if the BC sound transmission involves several pathways including sound pressure induced in the ear canal, inertial forces ...
Wolkstein, Irwin
core   +3 more sources

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