Impact of ionizing radiation and low-energy electrons on DNA functionality: radioprotection and radiosensitization potential of natural products

Ionizing radiation (IR) is a key cancer treatment, but its DNA-damaging effects, particularly double-strand breaks (DSBs) and clustered lesions, pose challenges for therapy. Clustered DNA lesions, often induced by low-energy electrons (LEEs), contribute significantly to genomic instability and repai...

Full description

Saved in:
Bibliographic Details
Main Authors: Kouass Sahbani Saloua, Rayan M. Alansari
Format: Article
Language:English
Published: Elsevier 2025-06-01
Series:Journal of Genetic Engineering and Biotechnology
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1687157X25000459
Tags: Add Tag
No Tags, Be the first to tag this record!
_version_ 1849314694305677312
author Kouass Sahbani Saloua
Rayan M. Alansari
author_facet Kouass Sahbani Saloua
Rayan M. Alansari
author_sort Kouass Sahbani Saloua
collection DOAJ
description Ionizing radiation (IR) is a key cancer treatment, but its DNA-damaging effects, particularly double-strand breaks (DSBs) and clustered lesions, pose challenges for therapy. Clustered DNA lesions, often induced by low-energy electrons (LEEs), contribute significantly to genomic instability and repair resistance. Chemotherapeutic agents like cisplatin can enhance IR-induced damage, making tumor cells more susceptible. Emerging strategies in radiation oncology target DNA repair pathways, using inhibitors like poly(ADP-ribose) polymerase (PARP) to sensitize tumors to IR. Natural products, including polyphenols, flavonoids, and alkaloids, offer promising radioprotective effects by scavenging reactive oxygen species and enhancing DNA repair. These agents not only protect normal tissues but also increase tumor sensitivity to IR, improving therapeutic outcomes. Future research should focus on optimizing these natural agents for clinical use, integrating them into radiotherapy protocols for enhanced efficacy and reduced toxicity.
format Article
id doaj-art-1db22fb7d85347a780251fb8b636d0a2
institution Kabale University
issn 1687-157X
language English
publishDate 2025-06-01
publisher Elsevier
record_format Article
series Journal of Genetic Engineering and Biotechnology
spelling doaj-art-1db22fb7d85347a780251fb8b636d0a22025-08-20T03:52:24ZengElsevierJournal of Genetic Engineering and Biotechnology1687-157X2025-06-0123210050110.1016/j.jgeb.2025.100501Impact of ionizing radiation and low-energy electrons on DNA functionality: radioprotection and radiosensitization potential of natural productsKouass Sahbani Saloua0Rayan M. Alansari1Department of Nuclear Medicine & Radiobiology, Faculty of medicine, Université de Sherbrooke, Sherbrooke, QC J1H 5N4, Canada; Faculty of Applied Medical Science AlUla, Department of Nursing, Taibah University, Saudi Arabia; Corresponding author at: Faculty of Applied Medical Science AlUla, Department of Nursing, Taibah University, Saudi Arabia.Faculty of Sciences, Taibah University, Saudi ArabiaIonizing radiation (IR) is a key cancer treatment, but its DNA-damaging effects, particularly double-strand breaks (DSBs) and clustered lesions, pose challenges for therapy. Clustered DNA lesions, often induced by low-energy electrons (LEEs), contribute significantly to genomic instability and repair resistance. Chemotherapeutic agents like cisplatin can enhance IR-induced damage, making tumor cells more susceptible. Emerging strategies in radiation oncology target DNA repair pathways, using inhibitors like poly(ADP-ribose) polymerase (PARP) to sensitize tumors to IR. Natural products, including polyphenols, flavonoids, and alkaloids, offer promising radioprotective effects by scavenging reactive oxygen species and enhancing DNA repair. These agents not only protect normal tissues but also increase tumor sensitivity to IR, improving therapeutic outcomes. Future research should focus on optimizing these natural agents for clinical use, integrating them into radiotherapy protocols for enhanced efficacy and reduced toxicity.http://www.sciencedirect.com/science/article/pii/S1687157X25000459Gamma radiationLow energy electronsPlasmid DNA functionalityDSB DNA damage and repairNon-DSB Cluster damageNatural product
spellingShingle Kouass Sahbani Saloua
Rayan M. Alansari
Impact of ionizing radiation and low-energy electrons on DNA functionality: radioprotection and radiosensitization potential of natural products
Journal of Genetic Engineering and Biotechnology
Gamma radiation
Low energy electrons
Plasmid DNA functionality
DSB DNA damage and repair
Non-DSB Cluster damage
Natural product
title Impact of ionizing radiation and low-energy electrons on DNA functionality: radioprotection and radiosensitization potential of natural products
title_full Impact of ionizing radiation and low-energy electrons on DNA functionality: radioprotection and radiosensitization potential of natural products
title_fullStr Impact of ionizing radiation and low-energy electrons on DNA functionality: radioprotection and radiosensitization potential of natural products
title_full_unstemmed Impact of ionizing radiation and low-energy electrons on DNA functionality: radioprotection and radiosensitization potential of natural products
title_short Impact of ionizing radiation and low-energy electrons on DNA functionality: radioprotection and radiosensitization potential of natural products
title_sort impact of ionizing radiation and low energy electrons on dna functionality radioprotection and radiosensitization potential of natural products
topic Gamma radiation
Low energy electrons
Plasmid DNA functionality
DSB DNA damage and repair
Non-DSB Cluster damage
Natural product
url http://www.sciencedirect.com/science/article/pii/S1687157X25000459
work_keys_str_mv AT kouasssahbanisaloua impactofionizingradiationandlowenergyelectronsondnafunctionalityradioprotectionandradiosensitizationpotentialofnaturalproducts
AT rayanmalansari impactofionizingradiationandlowenergyelectronsondnafunctionalityradioprotectionandradiosensitizationpotentialofnaturalproducts