Mechanistic Modelling of DNA Damage Repair by the Radiation Adaptive Response Mechanism and Its Significance

The radiation adaptive response effect is a biophysical phenomenon responsible for the enhancement of repair processes in irradiated cells. This can be observed in dedicated radiobiological experiments, e.g., where the small priming dose of ionising radiation is given before the high challenging one...

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Main Authors: Łukasz Piotrowski, Julianna Krasowska, Krzysztof W. Fornalski
Format: Article
Language:English
Published: MDPI AG 2023-02-01
Series:BioMedInformatics
Subjects:
Online Access:https://www.mdpi.com/2673-7426/3/1/11
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author Łukasz Piotrowski
Julianna Krasowska
Krzysztof W. Fornalski
author_facet Łukasz Piotrowski
Julianna Krasowska
Krzysztof W. Fornalski
author_sort Łukasz Piotrowski
collection DOAJ
description The radiation adaptive response effect is a biophysical phenomenon responsible for the enhancement of repair processes in irradiated cells. This can be observed in dedicated radiobiological experiments, e.g., where the small priming dose of ionising radiation is given before the high challenging one (the so-called Raper–Yonezawa effect). The situation is more complicated when the whole complex system (the organism) is taken into consideration; many other mechanisms make the adaptive response weaker and—in some cases—practically insignificant. The recently published simplified Monte Carlo model of human lymphocytes irradiation by X-rays allows for the calculation of the level of repair enhancement by the adaptive response when every other cellular biological mechanism is implemented. The qualitative results show that the adaptive response phenomenon, observed with some probability on a basic level, usually blurs among other effects and becomes weaker than expected. Regardless, the radiation adaptive response is still an important biophysical effect which needs to be taken into consideration in low-dose radiobiological studies.
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spelling doaj.art-6e7e6ad0dd8b414e863bbea2fea0348c2023-11-17T09:48:45ZengMDPI AGBioMedInformatics2673-74262023-02-013115016310.3390/biomedinformatics3010011Mechanistic Modelling of DNA Damage Repair by the Radiation Adaptive Response Mechanism and Its SignificanceŁukasz Piotrowski0Julianna Krasowska1Krzysztof W. Fornalski2Faculty of Physics, Warsaw University of Technology (WF PW), 00-662 Warszawa, PolandFaculty of Physics, Warsaw University of Technology (WF PW), 00-662 Warszawa, PolandFaculty of Physics, Warsaw University of Technology (WF PW), 00-662 Warszawa, PolandThe radiation adaptive response effect is a biophysical phenomenon responsible for the enhancement of repair processes in irradiated cells. This can be observed in dedicated radiobiological experiments, e.g., where the small priming dose of ionising radiation is given before the high challenging one (the so-called Raper–Yonezawa effect). The situation is more complicated when the whole complex system (the organism) is taken into consideration; many other mechanisms make the adaptive response weaker and—in some cases—practically insignificant. The recently published simplified Monte Carlo model of human lymphocytes irradiation by X-rays allows for the calculation of the level of repair enhancement by the adaptive response when every other cellular biological mechanism is implemented. The qualitative results show that the adaptive response phenomenon, observed with some probability on a basic level, usually blurs among other effects and becomes weaker than expected. Regardless, the radiation adaptive response is still an important biophysical effect which needs to be taken into consideration in low-dose radiobiological studies.https://www.mdpi.com/2673-7426/3/1/11adaptive responseradiationradioadaptationlow doseradioadaptive response
spellingShingle Łukasz Piotrowski
Julianna Krasowska
Krzysztof W. Fornalski
Mechanistic Modelling of DNA Damage Repair by the Radiation Adaptive Response Mechanism and Its Significance
BioMedInformatics
adaptive response
radiation
radioadaptation
low dose
radioadaptive response
title Mechanistic Modelling of DNA Damage Repair by the Radiation Adaptive Response Mechanism and Its Significance
title_full Mechanistic Modelling of DNA Damage Repair by the Radiation Adaptive Response Mechanism and Its Significance
title_fullStr Mechanistic Modelling of DNA Damage Repair by the Radiation Adaptive Response Mechanism and Its Significance
title_full_unstemmed Mechanistic Modelling of DNA Damage Repair by the Radiation Adaptive Response Mechanism and Its Significance
title_short Mechanistic Modelling of DNA Damage Repair by the Radiation Adaptive Response Mechanism and Its Significance
title_sort mechanistic modelling of dna damage repair by the radiation adaptive response mechanism and its significance
topic adaptive response
radiation
radioadaptation
low dose
radioadaptive response
url https://www.mdpi.com/2673-7426/3/1/11
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AT krzysztofwfornalski mechanisticmodellingofdnadamagerepairbytheradiationadaptiveresponsemechanismanditssignificance