Results 21 to 30 of about 85,663 (187)

Quantification of Artifacts and Image Distortions in 1.5 Tesla Magnetic Resonance Images of a Commercial Multi-Channel Vaginal Cylinder Brachytherapy Applicator Set [PDF]

Journal of Biomedical Physics and Engineering, 2023
Background: The BEBIG Portio multi-channel applicator provides better target dose coverage and sparing organs-at-risk compared to a single-channel cylinder. However, artifacts and distortions of Portio in magnetic resonance images (MRI) have not yet been
Abolfazl Kanani, Ali Fatemi-Ardakani, Amir M. Owrangi, Mehran Yazdi, Hadi Baghbani, Mohammad Amin Mosleh-Shirazi   +5 more
doaj   +1 more source

Monte Carlo study of nanoparticles effectiveness on the dose enhancement when irradiated by protons

AIP Advances, 2023
Recently, the nanomedicine field has experienced considerable growth in research. The use of nanoparticles to enhance dose in radiation treatment was proposed and their potential effects can be indicated using Monte Carlo calculations.
Zahra Ahmadi Ganjeh, Zaker Salehi
doaj   +1 more source

Double-strand breaks in lymphocyte DNA of humans exposed to [18F]fluorodeoxyglucose and the static magnetic field in PET/MRI

EJNMMI Research, 2020
Background Given the increasing clinical use of PET/MRI, potential risks to patients from simultaneous exposure to ionising radiation and (electro)magnetic fields should be thoroughly investigated as a precaution.
Gunnar Brix, Elisabeth Günther, Ute Rössler, David Endesfelder, Alexandra Kamp, Ambros Beer, Matthias Eiber   +6 more
doaj   +1 more source

Implications of the COVID-19 pandemic on self-reported health status and noise annoyance in rural and non-rural Canada

Scientific Reports, 2022
The Canadian Perspectives on Environmental Noise Survey (CPENS), conducted between April 12th, 2021 and May 25th, 2021 coincided with the third wave of the COVID-19 pandemic. Canadians 18 years of age and older (n = 6647) reported the degree to which the
David S. Michaud, Leonora Marro, Allison Denning, Shelley Shackleton, Nicolas Toutant, Emily Cameron-Blake, James P. McNamee   +6 more
doaj   +1 more source

Risk Factors for Childhood Leukemia: Radiation and Beyond

Frontiers in Public Health, 2021
Childhood leukemia (CL) is undoubtedly caused by a multifactorial process with genetic as well as environmental factors playing a role. But in spite of several efforts in a variety of scientific fields, the causes of the disease and the interplay of ...
Janine-Alison Schmidt, Sabine Hornhardt, Friederike Erdmann, Friederike Erdmann, Isidro Sánchez-García, Ute Fischer, Joachim Schüz, Gunde Ziegelberger   +7 more
doaj   +1 more source

From Clinics to Cosmos: Radiotherapy as a Selector for Stress-Resistant Microbiota [PDF]

Journal of Biomedical Physics and Engineering
From Clinics to Cosmos: Radiotherapy as a Selector for Stress-Resistant MicrobiotaFrom Clinics to Cosmos: Radiotherapy as a Selector for Stress-Resistant MicrobiotaFrom Clinics to Cosmos: Radiotherapy as a Selector for Stress-Resistant MicrobiotaFrom ...
Seyed Mohammad Javad Mortazavi, Joseph J Bevelacqua, Maryam Arshadi, James Welsh   +3 more
doaj   +1 more source

Exploring Non-Genetic Factors in Cancer Resistance among Ramsar Residents: From Medical Geology to the Role of Diet: A Review [PDF]

International Journal of Nutrition Sciences
Ramsar in northern Iran provides a unique natural setting to investigate the biological effects of exposure to chronic radiation and the potential adaptive mechanisms. It is owing to its exceptional high concentrations of radium in sedimentary rocks, hot
Hassan Bahrami, Pouya Zohdparast, Hassan Vafapour, AmirAli Fallah, Seyed Mohammad Javad Mortazavi, Fateme Zaker, Maryam Arshadi, Alireza Mortazavi, Seyed Jalil Masoumi   +8 more
doaj   +1 more source

Effect of Microwave Wi-Fi Radiation at Frequency of 2.4 GHz on Epileptic Behavior of Rats

Journal of Biomedical Physics and Engineering, 2018
Background: Electromagnetic fields (EMF) with different intensities are widely used at home, offices and public places.Today, there is a growing global concern about the effects of human exposure to EMFs.
Mahmoudi A., Shojaeifard M. B., Nematollahii S., Mortazavi S. M. J., Mehdizadeh A. R.   +4 more
doaj   +1 more source

Ionizing radiation effects on blood-derived extracellular vesicles: insights into miR-34a-5p-mediated cellular responses and biomarker potential

Cell Communication and Signaling
Adverse effects of ionizing radiation on normal tissues limit the radiation dose in cancer treatment, thereby compromising treatment efficiency. Among the consistently affected non-cancer cells, peripheral blood mononuclear cells (PBMCs) exhibit high ...
Chiara Huber, Omar Elsaeed, Pia Lahmer, Simone Moertl   +3 more
doaj   +1 more source

Effect of Non-Ionizing Radiations on Liver and Kidney Function Tests in an Animal Model [PDF]

Journal of Biomedical Physics and Engineering
Background: Nowadays, the growing use of non-ionizing electromagnetic radiation has raised concerns about its potential health effects.Objective: In this work, an animal model exposed to Wi-Fi and jammer signals was used to examine the effects of non ...
Somayeh Farahani, Fatemeh Kadivar, Fatemeh Khajeh, Manzar Banoo Shojaeifard   +3 more
doaj   +1 more source