Results 31 to 40 of about 575 (106)

Preclinical Testing of 3D Printed, Cell Loaded Hydrogel Based Corneal Substitutes on Rabbit Model

open access: yesMacromolecular Bioscience, Volume 25, Issue 7, July 2025.
This study reports on 3D‐printed methacrylated gelatin (GelMA) implants designed to serve as corneal stroma substitutes. The implants are characterized for their transparency, mechanical strength, and cytocompatibility. In vivo tests on rabbits demonstrate successful integration, with histopathological analysis showing tissue regeneration, appropriate ...
Deniz Basoz   +6 more
wiley   +1 more source

Generation of New Neurons in Dorsal Root Ganglia in Adult Rats after Peripheral Nerve Crush Injury

open access: yesNeural Plasticity, Volume 2015, Issue 1, 2015., 2015
The evidence of neurons generated ex novo in sensory ganglia of adult animals is still debated. In the present study, we investigated, using high resolution light microscopy and stereological analysis, the changes in the number of neurons in dorsal root ganglia after 30 days from a crush lesion of the rat brachial plexus terminal branches.
Luisa Muratori   +6 more
wiley   +1 more source

Dose‐related cardiac outcomes in response to postnatal dexamethasone treatment in premature lambs

open access: yesThe Anatomical Record, Volume 308, Issue 4, Page 1214-1228, April 2025.
Abstract Background Postnatal corticosteroids are used in the critical care of preterm infants for the prevention and treatment of bronchopulmonary dysplasia. We aimed to investigate the effects of early postnatal dexamethasone therapy and dose on cardiac maturation and morphology in preterm lambs.
Amanda Vrselja   +5 more
wiley   +1 more source

Mechanical and Tribological Properties of PVD‐Coated Cemented Carbide as Evaluated by a New Multipass Scratch‐Testing Method

open access: yesAdvances in Tribology, Volume 2012, Issue 1, 2012., 2012
A new test method based on multipass scratch testing has been developed for evaluating the mechanical and tribological properties of thin, hard coatings. The proposed test method uses a pin‐on‐disc tribometer and during testing a Rockwell C diamond stylus is used as the “pin” and loaded against the rotating coated sample.
M. Fallqvist   +4 more
wiley   +1 more source

Stereological analysis of cornu ammonis in prenatally stressed rats: a heuristic neurodevelopmental model of schizophrenia [PDF]

open access: yesIranian Journal of Basic Medical Sciences, 2014
Objective(s):The hippocampus has been implicated in pathophysiology of schizophrenia. Prenatal stress is a contributing risk factor for a wide variety of neuropsychiatric diseases including schizophrenia. This study examined long-term effects of prenatal
Mohammad Hosseini-sharifabad   +1 more
doaj  

The Complexly Parcellated, Yet Quantitatively Reduced, Orexinergic/Hypocretinergic System of Humans

open access: yesJournal of Comparative Neurology, Volume 533, Issue 2, February 2025.
Immunohistochemical staining for orexin‐A reveals the novel parvocellular orexinergic neuronal cluster (left) in the human brain. In comparison to the more typically observed orexinergic neurons of the main cluster (right), the parvocellular neurons have much smaller soma. Scale bar = 100 µm, applies to both images.
Illke B. Malungo   +6 more
wiley   +1 more source

Uso de fluorescência em um método de dissector modificado para estimar o número de miócitos no tecido cardíaco Uso de fluorescencia en un método de disector modificado para estimar el número de miocitos en el tejido cardíaco Use of fluorescence in a modified disector method to estimate the number of myocytes in cardiac tissue

open access: yesArquivos Brasileiros de Cardiologia, 2012
FUNDAMENTO: Métodos convencionais de dissector atualmente requerem consideráveis custos financeiros, técnicos e operacionais para estimar o número de células, incluindo cardiomiócitos, em uma área de 3D.
Rômulo Dias Novaes   +5 more
doaj  

Sampling for stereology in lungs

open access: yesEuropean Respiratory Review, 2006
The present article reviews the relevant stereological estimators for obtaining reliable quantitative structural data from the lungs. Stereological sampling achieves reliable, quantitative information either about the whole lung or complete lobes, whilst
J. R. Nyengaard, H. J. G. Gundersen
doaj  

Stereological Estimation of Granule Cell Number and Purkinje Cell Volume in the Cerebellum of Noise-Exposed Young Rat

open access: yesIranian Journal of Medical Sciences, 2015
In spite of the existing reports on behavioural and biochemical changes related to the cerebellum due to noise stress, not much is known about the effect of noise stress on the neuronal changes in the cerebellum.
Mohammad Hosseini-Sharifabad   +1 more
doaj  

The Survival Effects of Electeromagnetic Fields on Dorsal Root Ganglia Neurons of the Crushed Sciatic Nerve in the Rat

open access: yesپزشکی بالینی ابن سینا, 2003
Previous studies have been shown that electromagnetic fields (EMF) result in increasing the rate of nerve regeneration. Therefore it could be assumed following axotomy the signal induction of these fields may protect neural cells from death.
Mohammad Reza, Morteza, Naser, Maryam
doaj  

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