Anna Altbäcker

ORCID: 0000-0002-6346-8642
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About
Contact & Profiles
Research Areas
  • Spaceflight effects on biology
  • High Altitude and Hypoxia
  • Heart Rate Variability and Autonomic Control
  • Advanced Neuroimaging Techniques and Applications
  • Functional Brain Connectivity Studies
  • Cognitive Abilities and Testing
  • Eating Disorders and Behaviors
  • Space Exploration and Technology
  • Genetic and Clinical Aspects of Sex Determination and Chromosomal Abnormalities
  • Chromatin Remodeling and Cancer
  • Neural and Behavioral Psychology Studies
  • CCD and CMOS Imaging Sensors
  • Social Representations and Identity
  • Cardiovascular Syncope and Autonomic Disorders
  • Hemispheric Asymmetry in Neuroscience
  • Diet and metabolism studies
  • Identity, Memory, and Therapy
  • Neurological and metabolic disorders
  • Menopause: Health Impacts and Treatments
  • Human-Automation Interaction and Safety
  • Urologic and reproductive health conditions
  • Optical Imaging and Spectroscopy Techniques
  • Vitamin D Research Studies
  • Nutritional Studies and Diet
  • Circadian rhythm and melatonin

Institute of Cognitive Neuroscience and Psychology
2015-2024

HUN-REN Research Centre for Natural Sciences
2015-2024

Hungarian Academy of Sciences
2015-2019

University of Pecs
2013-2017

Abstract Although human adaptation to spaceflight has been studied for decades, little is known about its long-term effects on brain and behavior. The present study investigated visuospatial performance associated electrophysiological responses in astronauts before, during, after an approximately half-year long mission the International Space Station. Here we report findings demonstrating that cognitive can suffer marked decrements during spaceflight. Astronauts were slower more error-prone...

10.1038/s41598-021-88938-6 article EN cc-by Scientific Reports 2021-05-05

Vitamin D is important in normal brain development. In animals low vitamin level associated with morphological alterations including enlargement of the brain. Whether a similar association exists humans unknown. Here we investigated relationship between and total intracranial volume as well cortical grey cerebral white matter that ventricles young healthy women.To assess volumes applied semi-automatic user-independent MR volumetry. For measurements automated electrochemiluminescence...

10.1179/1476830514y.0000000109 article EN Nutritional Neuroscience 2014-02-14

Cultural differences may influence the psychosocial adaptation to prolonged isolation and confinement in extreme environments. Recent results showed that temporal pattern of mood changes also be affected by cultural differences. The aim study was gain deeper insight into structure patterns group-related themes mentioned diaries Antarctic winteroverers two different stations with national organizational backgrounds. corresponding 8-8 French British crew members Concordia Halley VI research...

10.1016/j.actaastro.2024.02.024 article EN cc-by-nc-nd Acta Astronautica 2024-02-27

Abnormally high deposition of iron can contribute to neurodegenerative disorders with cognitive impairment. Since previous studies investigating cognition-brain accumulation relationships focused on elderly people, our aim was explore the association between concentration in subcortical nuclei and two types memory performances a healthy young population. Gender difference found only globus pallidus. Our results showed that load characterized by R2* value MRI caudate putamen related visual...

10.3233/jad-170118 article EN Journal of Alzheimer s Disease 2017-06-27

Vitamin D plays an important role in brain development and functioning. Low levels of vitamin have been described several psychiatric neurologic conditions including autism spectrum disorder. Alexithymia that shows high comorbidity with is also present the general population as well hypovitaminosis D.

10.1179/1476830514y.0000000114 article EN Nutritional Neuroscience 2014-03-04

The objective of this study was to investigate the relation between habitual milk and dairy consumption brain morphology as assessed by magnetic resonance imaging (MRI) investigations in 119 young healthy university students. MRI measurements were performed on a Siemens Magnetom Trio Tim (3T) system while FreeSurfer software suite used for volumetric segmentation. Dietary habits related structured questionnaire. Total cerebral cortex, total white matter, parenchyma significantly with cottage...

10.3109/09637486.2015.1093609 article EN International Journal of Food Sciences and Nutrition 2015-10-03

Abstract This study evaluated the acute and chronic effects of intermittent continuous Artificial Gravity (AG) on cognitive performance during 60 days Head-down tilt bedrest (HDTBR), a well-established ground-based spaceflight analogue method. Participants were randomly assigned to three groups: AG, HDTBR control group without AG exposure. Task electrophysiological measures attention working memory investigated Simple Complex tasks in Visual Auditory modality. Compared baseline, faster...

10.1038/s41526-024-00405-4 article EN cc-by npj Microgravity 2024-06-05

The objective of this study was to examine the relationship between verbal memory and total cholesterol (TC) levels related body mass index (BMI) in healthy young women. Verbal assessed using Rey Auditory-Verbal Learning Test (RAVLT) while serum measured by enzymatic colorimetric test. In order analyze potential significance BMI subjects were divided into three groups according their calculated percentile values. No significant correlation found when assessing group as a whole. However...

10.18071/isz.69.0177 article EN Ideggyógyászati Szemle 2016-01-01
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