Results 1 to 10 of about 9,492 (125)

Simulated Weightlessness Perturbs the Intestinal Metabolomic Profile of Rats

open access: yesFrontiers in Physiology, 2019
Recently, disorders of intestinal homeostasis in the space environment have been extensively demonstrated. Accumulating evidence have suggested microgravity and simulated weightlessness could induce dysbiosis of intestinal microbiota, which may ...
Ke Zhao
exaly   +4 more sources

Responses of Intestinal Mucosal Barrier Functions of Rats to Simulated Weightlessness

open access: yesFrontiers in Physiology, 2018
Exposure to microgravity or weightlessness leads to various adaptive and pathophysiological alterations in digestive structures and physiology. The current study was carried out to investigate responses of intestinal mucosal barrier functions to ...
Mingliang Jin, Ke Zhao, Chunlan Xu
exaly   +4 more sources

Biofabrication of in situ Self Assembled 3D Cell Cultures in a Weightlessness Environment Generated using Magnetic Levitation

open access: yesScientific Reports, 2018
Magnetic levitation though negative magnetophoresis is a novel technology to simulate weightlessness and has recently found applications in material and biological sciences.
Muge Anil-inevi   +2 more
exaly   +3 more sources

Effects of real and simulated weightlessness on the cardiac and peripheral vascular functions of humans: A review

open access: yesInternational Journal of Occupational Medicine and Environmental Health, 2015
Weightlessness is an extreme environment that can cause a series of adaptive changes in the human body. Findings from real and simulated weightlessness indicate altered cardiovascular functions, such as reduction in left ventricular (LV) mass, cardiac ...
Hui Zhu, Zhiqiang Liu
exaly   +4 more sources

Objects Mental Rotation under 7 Days Simulated Weightlessness Condition: An ERP Study

open access: yesFrontiers in Human Neuroscience, 2017
During the spaceflight under weightlessness condition, human's brain function may be affected by the changes of physiological effects along with the distribution of blood and body fluids to the head.
Hui Wang   +5 more
exaly   +4 more sources

Brain potential responses involved in decision-making in weightlessness

open access: yesScientific Reports, 2022
The brain is essential to human adaptation to any environment including space. We examined astronauts’ brain function through their electrical EEG brain potential responses related to their decision of executing a docking task in the same virtual ...
A. M. Cebolla   +3 more
doaj   +2 more sources

Dual matter-wave inertial sensors in weightlessness [PDF]

open access: yesNat. Commun. 7, 13786 (2016), 2016
Quantum technology based on cold-atom interferometers is showing great promise for fields such as inertial sensing and fundamental physics. However, the finite free-fall time of the atoms limits the precision achievable on Earth, while in space ...
B. Barrett   +6 more
semanticscholar   +2 more sources

Sensorimotor performance and haptic support in simulated weightlessness

open access: yesExperimental Brain Research, 2020
The success of many space missions critically depends on human capabilities and performance. Yet, it is known that sensorimotor performance is degraded under conditions of weightlessness.
Bernhard Weber   +2 more
exaly   +2 more sources

“Cerebellar contribution to visuo-attentional alpha rhythm: insights from weightlessness”

open access: yesScientific Reports, 2016
Human brain adaptation in weightlessness follows the necessity to reshape the dynamic integration of the neural information acquired in the new environment.
A. Cebolla   +5 more
exaly   +2 more sources

Simulated weightlessness procedure, head-down bed rest impairs adult neurogenesis in the hippocampus of rhesus macaque

open access: yesMolecular Brain, 2019
The microgravity environment in space can impact astronauts’ cognitive and behavioral activities. However, due to the limitations of research conditions, studies of biological changes in the primate brain, such as neurogenesis, have been comparatively ...
Xu Zhang   +10 more
doaj   +2 more sources

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