Results 61 to 70 of about 1,037,179 (362)

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

Fundamental activity constraints lead to specific interpretations of the connectome [PDF]

open access: yes, 2017
The continuous integration of experimental data into coherent models of the brain is an increasing challenge of modern neuroscience. Such models provide a bridge between structure and activity, and identify the mechanisms giving rise to experimental ...
Diesmann, Markus   +4 more
core   +4 more sources

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

Appearance of the canine meninges in subtraction magnetic resonance images [PDF]

open access: yes, 2014
The canine meninges are not visible as discrete structures in noncontrast magnetic resonance (MR) images, and are incompletely visualized in T1‐weighted, postgadolinium images, reportedly appearing as short, thin curvilinear segments with minimal ...
Frean, S P   +3 more
core   +1 more source

A Cre‐dependent lentiviral vector for neuron subtype‐specific expression of large proteins

open access: yesFEBS Letters, EarlyView.
We designed a versatile and modular lentivector comprising a Cre‐dependent switch and self‐cleaving 2A peptide and tested it for co‐expression of GFP and a 2.8 kb gene of interest (GOI) in mouse cortical parvalbumin (PV+) interneurons and midbrain dopamine (TH+) neurons.
Weixuan Xue   +6 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

Autonomous image segmentation and identification of anatomical landmarks from lumbar spine intraoperative computed tomography scans using machine learning: A validation study

open access: yesJournal of Craniovertebral Junction and Spine, 2020
Purpose: Machine-learning algorithms are a subset of artificial intelligence that have proven to enhance analytics in medicine across various platforms. Spine surgery has the potential to benefit from improved hardware placement utilizing algorithms that
Krzyzstof Siemionow   +3 more
doaj   +1 more source

Confocal analysis of nervous system architecture in direct-developing juveniles of Neanthes arenaceodentata (Annelida, Nereididae) [PDF]

open access: yes, 2010
Background: Members of Family Nereididae have complex neural morphology exemplary of errant polychaetes and are leading research models in the investigation of annelid nervous systems.
Jacobs, David K.   +2 more
core   +5 more sources

Emerging role of ARHGAP29 in melanoma cell phenotype switching

open access: yesMolecular Oncology, EarlyView.
This study gives first insights into the role of ARHGAP29 in malignant melanoma. ARHGAP29 was revealed to be connected to tumor cell plasticity, promoting a mesenchymal‐like, invasive phenotype and driving tumor progression. Further, it modulates cell spreading by influencing RhoA/ROCK signaling and affects SMAD2 activity. Rho GTPase‐activating protein
Beatrice Charlotte Tröster   +3 more
wiley   +1 more source

A connectional hub in the rostral anterior cingulate cortex links areas of emotion and cognitive control

open access: yeseLife, 2019
We investigated afferent inputs from all areas in the frontal cortex (FC) to different subregions in the rostral anterior cingulate cortex (rACC). Using retrograde tracing in macaque monkeys, we quantified projection strength by counting retrogradely ...
Wei Tang   +7 more
doaj   +1 more source

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