Results 11 to 20 of about 25,271 (310)

Optimization of virus-mediated functional imaging based on quantitative evaluation of transduction efficiency in pigeon (Columba livia domestica) [PDF]

open access: yesPoultry Science
Currently, virus-mediated functional imaging integrated with optogenetic techniques has been used successfully in both neuroanatomical track tracing and accurate regulation of animal's social and cognitive behaviors.
Zhengyue Zhou   +7 more
doaj   +2 more sources

Deep Learning-Based Assessment of Brainstem Volume Changes in Spinocerebellar Ataxia Type 2 (SCA2): A Study on Patients and Preclinical Subjects [PDF]

open access: yesSensors
Spinocerebellar ataxia type 2 (SCA2) is a neurodegenerative disorder marked by progressive brainstem and cerebellar atrophy, leading to gait ataxia. Quantifying this atrophy in magnetic resonance imaging (MRI) is critical for tracking disease progression
Robin Cabeza-Ruiz   +4 more
doaj   +2 more sources

Texture analysis of MR images of patients with Mild Traumatic Brain Injury [PDF]

open access: yesBMC Medical Imaging, 2010
Background Our objective was to study the effect of trauma on texture features in cerebral tissue in mild traumatic brain injury (MTBI). Our hypothesis was that a mild trauma may cause microstructural changes, which are not necessarily perceptible by ...
Wäljas Minna   +8 more
doaj   +4 more sources

Plant Material in the Thalamus and Mesencephalon of a Young Dog [PDF]

open access: yesVeterinary Sciences
An unusual case of neurological deficits due to intracranial plant material in the thalamus is presented. The case was a young dog with pyrexia, neck pain, and neurological deficits that were consistent with an intracranial multifocal lesion.
Maria Winnerby   +3 more
doaj   +2 more sources

Additive effect of distant Lewy bodies and tau seeds injections on nigral degeneration in macaques [PDF]

open access: yesnpj Parkinson's Disease
The influence of Lewy body (LB) and tau co-pathologies is increasingly acknowledged as putatively affecting neurodegeneration and clinical phenotypes. Here, we injected rhesus macaques with LB fractions or/and tau seeds derived from patients brains into ...
Morgane Darricau   +9 more
doaj   +2 more sources

Neuroanatomical distribution of the enkephalinergic and tachykininergic systems in the alpaca brainstem: an immunohistochemical study

open access: yesFolia Histochemica et Cytobiologica, 2021
INTRODUCTION: A recent study has shown a close neuroanatomical relationship between the enkephalinergic (methionine-enkephalin) and tachykininergic (substance P) systems in the alpaca diencephalon.
Pablo Sánchez   +5 more
doaj   +1 more source

Developmental pathways linked to the vulnerability of adult midbrain dopaminergic neurons to neurodegeneration

open access: yesFrontiers in Molecular Neuroscience, 2022
The degeneration of dopaminergic and other neurons in the aging brain is considered a process starting well beyond the infantile and juvenile period.
Nilima Prakash
doaj   +1 more source

Benedikt syndrome in a 74‐year‐old hypertensive woman: A case report

open access: yesClinical Case Reports, 2022
Benedikt syndrome is a rare neurological disorder of the midbrain. Herein, we present a case of Benedikt syndrome, who presented with left‐sided body weakness, right oculomotor nerve palsy, cerebellar ataxia, and Holmes tremor in the left upper limb ...
Abhishek Adhikari   +7 more
doaj   +1 more source

Artery of Percheron infarction presented with isolated downgaze paralysis: A case report

open access: yesRadiology Case Reports, 2023
Isolated downgaze paralysis is the most infrequent expression of vertical gaze abnormalities. Vertical eye movements are controlled by nuclei and circuits located in the thalamic-mesencephalon region, and more particularly the rostral interstitial ...
Mohamed Hamid, MD, Aziz Ahizoune, MD
doaj   +1 more source

Rapid Alleviation of Parkinson’s Disease Symptoms via Electrostimulation of Intrinsic Auricular Muscle Zones

open access: yesFrontiers in Human Neuroscience, 2017
Background: Deep brain stimulation of the subthalamic nucleus (STN-DBS) and the pedunculopontine nucleus (PPN) significantly improve cardinal motor symptoms and postural instability and gait difficulty, respectively, in Parkinson’s disease (PD).Objective
Yusuf O. Cakmak   +9 more
doaj   +1 more source

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