Search Results - "Karim Khoshgard"
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Eye Lens Dose Optimization Through Gantry Tilting in Brain Ct Scan: The Potential Effect of the Radiological Technologists' Training
Published in Radiation protection dosimetry (24-07-2020)“…This study was designed to evaluate the effect of the radiological technologists' training on optimising the eye lens dose in brain computed tomography (CT)…”
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Stimuli-responsive “theranostic” nanocomposite hydrogels based on β-cyclodextrin containing Fe3O4 and Bi2O3 nanoparticles for targeted delivery of methotrexate
Published in Carbohydrate polymer technologies and applications (01-12-2023)“…•pH-Responsive nanocomposite hydrogels were synthesized based on β-CD.•The fabricated hydrogels represent acceptable drug loading efficiencies.•The…”
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Recent Applications of Titanium Dioxide Nanoparticles as Cancer Theranostic Agents
Published in International journal of basic science in medicine (29-12-2022)“…In medicine, the application of nanotechnology is related to the use of nanoscale materials to improve and develop new diagnostic and therapeutic methods. Due…”
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Diagnosis of pneumothorax using machine learning algorithms and radiomics: Investigating the possibility of replacing simple chest radiography instead of CT scan in order to reduce the radiation dose
Published in Majallah-i Danishkadah-'i Pizishki (01-08-2023)“…Background: The use of artificial intelligence algorithms to help with accurate diagnosis in medical images is one of the most important applications of this…”
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Investigating the Radiation Dose Received by the Heart and Its Electrocardiographic Changes after Three-dimensional Conformal Radiation Therapy in Patients with Left Breast Cancer
Published in Pizishkī-i bālīnī-i Ibn-i Sīnā (01-09-2023)“…Background and Objective: Breast cancer is one of the most common cancers and the fifth leading cause of cancer deaths in Iran. The present study aimed to…”
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Simultaneous effect of gamma and Wi-Fi radiation on gamma-H2Ax expression in peripheral blood of rat: A radio-protection note
Published in Biochemistry and biophysics reports (01-07-2022)“…Nuclear medicine patients are isolated in a room after the injection of a radiopharmaceutical. They may be active Wi-Fi option of its smartphone mobile or…”
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Investigating the Cytotoxicity of Folate-Conjugated Bismuth Oxide Nanoparticles on KB and A549 Cell Lines
Published in Advanced pharmaceutical bulletin (01-11-2018)“…Purpose: Lately, bismuth-based nanomaterials have been widely utilized in medical researches such as imaging, drug delivery and radio-sensitization. Despite…”
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EXAMINING EFFECTIVE CONNECTIVITY PATTERNS IN PATIENTS WITH NEUROMYELITIS OPTICA USING RESTING-STATE FMRI
Published in IBRO neuroscience reports (01-10-2023)Get full text
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Effective Connectivity within the Papez Circuit in the Multiple Sclerosis Patients: A Comparative Study Using Resting-State fMRI
Published in Journal of biomedical physics and engineering (01-04-2022)“…Multiple sclerosis (MS) disease causes structural and functional damage to brain. Structural imaging of the MS-induced damage cannot adequately describe the…”
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CT images and radiotherapy treatment planning of patients with breast cancer: A dataset
Published in Data in brief (01-08-2017)“…The data presented here were originally collected for the research project “CT-Scan processing and analysis in patient with breast cancer after radiotherapy”…”
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The Correction of Focal Point Displacement Caused by the Refraction of the Beams in High-Intensity Focused Ultrasound
Published in Journal of medical signals and sensors (01-07-2017)“…Nowadays, high-intensity focused ultrasound (HIFU) as nonionizing radiation is used for cancer treatment. Basically, the function of HIFU is similar to…”
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The Cytotoxicity of Dextran-coated Iron Oxide Nanoparticles on Hela and MCF-7 Cancerous Cell Lines
Published in Iranian journal of toxicology (01-09-2017)“…Background: Recently, iron oxide nanoparticles have attracted attention in various diagnosis and treatment fields. The aim of the present study was to…”
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Enhancement of the effect of novel targeted 5-aminolevulinic acid conjugated bismuth oxide nanoparticles-based photodynamic therapy by simultaneous radiotherapy on KB cells
Published in Photodiagnosis and photodynamic therapy (01-04-2024)“…•5-ALA-conjugated bismuth oxide NPs are promising radiosensitizer and photosensitizer agents.•FA-5ALA-conjugated bismuth oxide NPs are promising…”
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In vitro outlook of gold nanoparticles in photo-thermal therapy: a literature review
Published in Lasers in medical science (01-05-2018)“…Hyperthermia is an anti-cancer treatment in which the temperature of the malignant tumor is increased more than other adjacent normal tissues. Microwave,…”
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LOCAL DRLS FOR PAEDIATRIC CT EXAMINATIONS BASED ON SIZE-SPECIFIC DOSE ESTIMATES IN KERMANSHAH, IRAN
Published in Radiation protection dosimetry (31-12-2019)“…Due to the radiosensitivity of paediatric patients to X-ray, it is necessary to survey the paediatric DRLs using size-specific dose estimates (SSDE). In the…”
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Radiosensitization effect of folate-conjugated gold nanoparticles on HeLa cancer cells under orthovoltage superficial radiotherapy techniques
Published in Physics in medicine & biology (07-05-2014)“…Due to the high atomic number of gold nanoparticles (GNPs), they are known as new radiosensitizer agents for enhancing the efficiency of superficial…”
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Investigation of electrocardiography and echocardiography changes after adjuvant radiation therapy of left-sided breast cancer
Published in Journal of medical imaging and radiation sciences (01-09-2023)“…The primary objective of radiation therapy (RT) is to deliver lethal radiation doses to abnormal cancer cells so that healthy cells are exposed to minimal…”
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Estimation of cancer risks due to chest radiotherapy treatment planning computed tomography (CT) simulations
Published in Radiation and environmental biophysics (01-05-2023)“…The objective of our study was to determine organ doses to estimate the lifetime attributable risk (LAR) of cancer incidence related to chest tomography…”
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Radiation dose rate affects the radiosensitization of MCF-7 and HeLa cell lines to X-rays induced by dextran-coated iron oxide nanoparticles
Published in International journal of radiation biology (03-08-2017)“…Background and purpose: The aim of radiotherapy is to deliver lethal damage to cancerous tissue while preserving adjacent normal tissues. Radiation absorbed…”
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Enhancement of radiosensitivity of melanoma cells by pegylated gold nanoparticles under irradiation of megavoltage electrons
Published in International journal of radiation biology (01-02-2017)“…Purpose: Gold nanoparticles (GNP) have significant potential as radiosensitizer agents due to their distinctive properties. Several studies have shown that the…”
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