Single Cell in a Gravity Field

The exploration of deep space or other bodies of the solar system, associated with a long stay in microgravity or altered gravity, requires the development of fundamentally new methods of protecting the human body. Most of the negative changes in micro- or hypergravity occur at the cellular level; h...

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Main Author: Irina V. Ogneva
Format: Article
Language:English
Published: MDPI AG 2022-10-01
Series:Life
Subjects:
Online Access:https://www.mdpi.com/2075-1729/12/10/1601
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author Irina V. Ogneva
author_facet Irina V. Ogneva
author_sort Irina V. Ogneva
collection DOAJ
description The exploration of deep space or other bodies of the solar system, associated with a long stay in microgravity or altered gravity, requires the development of fundamentally new methods of protecting the human body. Most of the negative changes in micro- or hypergravity occur at the cellular level; however, the mechanism of reception of the altered gravity and transduction of this signal, leading to the formation of an adaptive pattern of the cell, is still poorly understood. At the same time, most of the negative changes that occur in early embryos when the force of gravity changes almost disappear by the time the new organism is born. This review is devoted to the responses of early embryos and stem cells, as well as terminally differentiated germ cells, to changes in gravity. An attempt was made to generalize the data presented in the literature and propose a possible unified mechanism for the reception by a single cell of an increase and decrease in gravity based on various deformations of the cortical cytoskeleton.
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spelling doaj.art-3f04b56f0e52464a97abaecfd01a3db72023-11-24T00:57:03ZengMDPI AGLife2075-17292022-10-011210160110.3390/life12101601Single Cell in a Gravity FieldIrina V. Ogneva0Cell Biophysics Laboratory, State Scientific Center of the Russian Federation Institute of Biomedical Problems of the Russian Academy of Sciences, 76a, Khoroshevskoyoe Shosse, 123007 Moscow, RussiaThe exploration of deep space or other bodies of the solar system, associated with a long stay in microgravity or altered gravity, requires the development of fundamentally new methods of protecting the human body. Most of the negative changes in micro- or hypergravity occur at the cellular level; however, the mechanism of reception of the altered gravity and transduction of this signal, leading to the formation of an adaptive pattern of the cell, is still poorly understood. At the same time, most of the negative changes that occur in early embryos when the force of gravity changes almost disappear by the time the new organism is born. This review is devoted to the responses of early embryos and stem cells, as well as terminally differentiated germ cells, to changes in gravity. An attempt was made to generalize the data presented in the literature and propose a possible unified mechanism for the reception by a single cell of an increase and decrease in gravity based on various deformations of the cortical cytoskeleton.https://www.mdpi.com/2075-1729/12/10/1601cellular mechanoreceptioncellular mechanotransductionspace flightmicrogravityhypergravityearly embryo
spellingShingle Irina V. Ogneva
Single Cell in a Gravity Field
Life
cellular mechanoreception
cellular mechanotransduction
space flight
microgravity
hypergravity
early embryo
title Single Cell in a Gravity Field
title_full Single Cell in a Gravity Field
title_fullStr Single Cell in a Gravity Field
title_full_unstemmed Single Cell in a Gravity Field
title_short Single Cell in a Gravity Field
title_sort single cell in a gravity field
topic cellular mechanoreception
cellular mechanotransduction
space flight
microgravity
hypergravity
early embryo
url https://www.mdpi.com/2075-1729/12/10/1601
work_keys_str_mv AT irinavogneva singlecellinagravityfield