Viktoriya S. Grayson

ORCID: 0000-0002-5349-2016
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About
Contact & Profiles
Research Areas
  • Memory and Neural Mechanisms
  • Stress Responses and Cortisol
  • Spine and Intervertebral Disc Pathology
  • Vascular Malformations Diagnosis and Treatment
  • Cerebral Venous Sinus Thrombosis
  • Neuroendocrine regulation and behavior
  • Medical Imaging and Analysis
  • Receptor Mechanisms and Signaling
  • Neurological Disorders and Treatments
  • Anatomy and Medical Technology
  • Assisted Reproductive Technology and Twin Pregnancy
  • Cerebrospinal fluid and hydrocephalus
  • Trigeminal Neuralgia and Treatments
  • Spinal Dysraphism and Malformations
  • Spinal Fractures and Fixation Techniques
  • Medical and Biological Sciences
  • Scoliosis diagnosis and treatment
  • Orthopaedic implants and arthroplasty
  • Meningioma and schwannoma management
  • Dementia and Cognitive Impairment Research
  • Neurological Disease Mechanisms and Treatments
  • Neuroscience and Neuropharmacology Research
  • Advanced Neuroimaging Techniques and Applications
  • Hemispheric Asymmetry in Neuroscience
  • Meta-analysis and systematic reviews

Tulane University
2021-2024

Innsbruck Medical University
2023

Universität Innsbruck
2023

Medical University of Lodz
2023

St. George's University
2021-2023

Ochsner Health System
2021-2023

Northwestern University
2020-2022

Louisiana State University
2021

Neuroscience Institute
2021

Abstract The positive or negative value (valence) of past experiences is normally integrated into neuronal circuits that encode episodic memories and plays an important role in guiding behavior. Here, we show, using mouse behavioral models, glutamatergic afferents from the ventral tegmental area to dorsal hippocampus (VTA→DH) signal valence memory circuits, leading formation fear-inducing context context-specific reinstatement fear. To a lesser extent, these projections also contributed...

10.1038/s41467-020-15035-z article EN cc-by Nature Communications 2020-03-19

INTRODUCTION: The anatomy and pathogenesis of spondylolysis has been widely studied; however, the microanatomy lumbar vertebra not well described. METHODS: Twenty dry bone specimens healed unhealed L5 were collected from human skeletal remains. Twelve vertebrae examples eight exhibited a (i.e., bony fusion lesion) lesion. underwent macro microanatomical analysis followed by CT microCT imaging. Finally, selected lesions submitted for histological using Mason Trichrome staining. pars...

10.1227/neu.0000000000003360_426 article EN Neurosurgery 2025-03-14

Abstract In susceptible individuals, memories of stressful experiences can give rise to debilitating socio-affective symptoms. This occurs even when the ability retrieve such is limited, as seen in patients suffering from traumatic amnesia. We therefore hypothesized that encoding, rather than retrieval, mechanisms stress-related underlie their impact on social and emotional behavior. To test this hypothesis, we used combinations stress-enhanced state-dependent fear conditioning, which engage...

10.1038/s41398-020-01091-y article EN cc-by Translational Psychiatry 2020-12-12

Abstract The anatomy and pathogenesis of spondylolysis has been widely studied; however, the microanatomy lumbar vertebra not well described. Therefore, we aim to better elucidate this anatomy. Twenty dry bone specimens healed unhealed L5 were collected from human skeletal remains. Twelve vertebrae examples eight exhibited a (i.e., bony fusion lesion) lesion. underwent macro microanatomical analysis followed by CT microCT imaging. Finally, selected lesions submitted for histological using...

10.1002/ca.24094 article EN Clinical Anatomy 2023-07-19

Few studies have examined the basilar venous plexus (BVP) and to our knowledge, no previous study has described its histology. The present anatomical was performed better elucidate these structures. In ten cadavers, BVP dissected. histological evaluation of intraluminal trabeculae within this sinus were evaluated. Once all gross measurements made, clivus overlying harvested submitted for analysis. A identified in specimens each these, identified. mean number per five. These most concentrated...

10.5115/acb.23.171 article EN cc-by-nc Anatomy & Cell Biology 2023-10-17

The number of citations a journal article receives can be used to represent its impact on field. aim the current study was identify and characterize top 100 cited articles in journals related anatomy. Journal Citation Report database searched categorized as anatomy morphology. 15 most highly were selected for review. from these then sorted by "Times Cited". timeline 1976-2001. extracted analysis. Articles excluded if they focused basic scientific research or animal studies. Fifteen...

10.1002/ca.23822 article EN Clinical Anatomy 2021-12-09

Background The sphenoparietal sinus (SPS) is implicated in various clinical pathologies, specifically arteriovenous fistulas and venous thrombosis. This study aimed to better understand this structure of the skull base via histological examination. Methods Ten embalmed latex-injected adult body donors' heads (20 sides) underwent microdissection SPS using a surgical microscope. entire dura on underside lesser wing sphenoid bone encompassing region known as groove for was harvested from each...

10.7759/cureus.33419 article EN Cureus 2023-01-05
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