Results 21 to 30 of about 97,470 (305)

Correction of distortion in flattened representations of the cortical surface allows prediction of V1-V3 functional organization from anatomy. [PDF]

open access: yesPLoS Computational Biology, 2014
Several domains of neuroscience offer map-like models that link location on the cortical surface to properties of sensory representation. Within cortical visual areas V1, V2, and V3, algebraic transformations can relate position in the visual field to ...
Noah C Benson   +3 more
doaj   +1 more source

Morphology and histology of the thymus gland in dromedary camel with particular reference to thymic Hassall's corpuscles [PDF]

open access: yesIraqi Journal of Veterinary Sciences
The thymus gland is the primary lymphoid organ that undergoes postnatal growth followed by gradual atrophies and functional decline with age progress.
Saeed Y. Al-Ramadan
doaj   +1 more source

In And Out Of the Loop: External and Internal Modulation Of The Olivo-Cerebellar Loop

open access: yesFrontiers in Neural Circuits, 2013
Cerebellar anatomy is known for its crystal like structure, where neurons and connections are precisely and repeatedly organized with minor variations across the Cerebellar Cortex.
Avraham Manfred Libster   +3 more
doaj   +1 more source

Cortical thickness, gyrification and sulcal depth in trigeminal neuralgia

open access: yesScientific Reports, 2021
Neuroimaging studies have documented brain structural alterations induced by chronic pain, particularly in gray matter volume. However, the effects of trigeminal neuralgia (TN), a severe paroxysmal pain disorder, on cortical morphology are not yet known.
Meng Li   +9 more
doaj   +1 more source

Anatomical and neurochemical mechanisms of apathy in Parkinson's disease

open access: yesChinese Journal of Contemporary Neurology and Neurosurgery, 2018
Apathy is one of the common non-motor symptoms (NMS) in Parkinson's disease (PD), which can be defined as a syndrome of decreased motivation that manifests as a decrease in goal-directed behaviors.
Hao-tian WANG   +4 more
doaj   +1 more source

Comparative Analysis of the Anatomy of Two Populations of Red-Root Amaranth (Amaranthus retroflexus L.) [PDF]

open access: yesPesticidi i Fitomedicina, 2009
The anatomy of stems and leaves of two populations of the weed species Amaranthus retroflexus L. (red-root amaranth) (pop. AMARE1 having green stems covered in sparse hairs and pop.
Sava Vrbničanin   +4 more
doaj  

The cortical spectrum: A robust structural continuum in primate cerebral cortex revealed by histological staining and magnetic resonance imaging

open access: yesFrontiers in Neuroanatomy, 2022
High-level characterizations of the primate cerebral cortex sit between two extremes: on one end the cortical mantle is seen as a mosaic of structurally and functionally unique areas, and on the other it is seen as a uniform six-layered structure in ...
Yohan J. John   +7 more
doaj   +1 more source

Stem Anatomy Confirms Tingia unita Is a Progymnosperm

open access: yesBiology, 2023
Tingia Halle, a representative genus of the Cathaysia Flora, has been studied for nearly 100 years, being a small heterosporous tree based on the gross morphology of Tingia unita. However, the systematic affinity of Tingia is uncertain.
Yang Yang, Shi-Jun Wang, Jun Wang
doaj   +1 more source

A Comparative Study of Cerebral Oxygenation During Exercise in Hemodialysis and Peritoneal Dialysis Patients

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Cognitive impairment and exercise intolerance are common in dialysis patients. Cerebral perfusion and oxygenation play a major role in both cognitive function and exercise execution; HD session per se aggravates cerebral ischemia in this population. This study aimed to compare cerebral oxygenation and perfusion at rest and in mild
Marieta P. Theodorakopoulou   +10 more
wiley   +1 more source

What makes a frontal area of primate brain the frontal eye field?

open access: yesFrontiers in Integrative Neuroscience, 2015
The frontal eye field region (FEF) of the oculomotor pathways has been intensely studied. The primary goal of this review is to illustrate the phylogenetic displacement of the FEF locus in primate species. The locus is arrayed along the arcuate sulcus in
Pierre ePouget, Chantal eFrançois
doaj   +1 more source

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