Results 221 to 230 of about 4,661,231 (413)

Relationship of cognitive decline with glucocerebrosidase activity and amyloid‐beta 42 in DLB and PD

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
Abstract Objective Dementia with Lewy bodies (DLB) and Parkinson's disease (PD) share clinical, pathological, and genetic risk factors, including GBA1 and APOEε4 mutations. Biomarkers associated with the pathways of these mutations, such as glucocerebrosidase enzyme (GCase) activity and amyloid‐beta 42 (Aβ42) levels, may hold potential as predictive ...
Maria Camila Gonzalez   +15 more
wiley   +1 more source

A Simplified Positional Cell Type Visualization using Spatially Aggregated Clusters [PDF]

open access: yesarXiv
We introduce a novel method for overlaying cell type proportion data onto tissue images. This approach preserves spatial context while avoiding visual clutter or excessively obscuring the underlying slide. Our proposed technique involves clustering the data and aggregating neighboring points of the same cluster into polygons.
arxiv  

Electrophysiological Evaluation for Conditions of Preservation of Isolated Human Colon Tissues.

open access: bronze, 2001
Mikio Tomita   +7 more
openalex   +2 more sources

Remote neurodegeneration in the lumbosacral cord one month after spinal cord injury: a cross‐sectional MRI study

open access: yesAnnals of Clinical and Translational Neurology, Volume 12, Issue 3, Page 523-537, March 2025.
Abstract Objective To characterize structural integrity of the lumbosacral enlargement and conus medullaris within one month after spinal cord injury (SCI). Methods Lumbosacral cord MRI data were acquired in patients with sudden onset (<7 days) SCI at the cervical or thoracic level approximately one month after injury and in healthy controls.
Silvan Büeler   +15 more
wiley   +1 more source

Prevascularized spongy-like hydrogels maintain their angiogenic potential after prolonged hypothermic storage

open access: yesBioactive Materials
The chronic shortage of organs and tissues for transplantation represents a dramatic burden on healthcare systems worldwide. Tissue engineering offers a potential solution to address these shortages, but several challenges remain, with prevascularization
Sara Freitas-Ribeiro   +10 more
doaj  

A Pilot Study of Anatomic Double-Bundle Anterior Cruciate Ligament Reconstruction With Ligament Remnant Tissue Preservation [PDF]

open access: green, 2011
Kazunori Yasuda   +5 more
openalex   +1 more source

An MRI assessment of mechanisms underlying lesion growth and shrinkage in multiple sclerosis

open access: yesAnnals of Clinical and Translational Neurology, Volume 12, Issue 4, Page 686-700, April 2025.
By applying the tensor model, we analysed lesion orientation and the directionality of lesion expansion/contraction in multiple sclerosis. Each lesion is summarized as an ellipsoid, and the tensor model is applied to calculate lesion anisotropy. From the top to the bottom white matter atlas, surface‐in gradient segmentation and venous atlas used in the
Ermelinda De Meo   +9 more
wiley   +1 more source

Ethnoracial disparities in gray matter atrophy are mediated by structural disconnectivity in multiple sclerosis

open access: yesAnnals of Clinical and Translational Neurology, Volume 12, Issue 3, Page 615-630, March 2025.
This study aimed to assess gray matter (GM) atrophy, the contribution of white matter (WM) lesions, and consequent structural disconnectivity in minority patients with multiple sclerosis (PwMS). Minority PwMS were found to have greater lesion burden and GM atrophy. Differences in GM atrophy were partially mediated by WM pathology. Abstract Objective To
Ahmed Bayoumi   +8 more
wiley   +1 more source

Evaluation of different decalcifying agents on histochemical and immunohistochemical staining properties of canine osseous tissue [PDF]

open access: yesMedical Laboratory Journal
Background: The purpose of tissue processing is to strengthen the tissue and place it in a suitable environment for slicing without causing damage.
Reyhaneh Shafieian   +2 more
doaj  

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