Mohammad Mohammadzadeh

ORCID: 0000-0002-2769-7819
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About
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Research Areas
  • Advanced Radiotherapy Techniques
  • Lung Cancer Diagnosis and Treatment
  • Esophageal Cancer Research and Treatment
  • Gastric Cancer Management and Outcomes
  • Radiation Therapy and Dosimetry
  • Medical Imaging Techniques and Applications
  • Radiation Dose and Imaging
  • Viral gastroenteritis research and epidemiology
  • Rice Cultivation and Yield Improvement
  • Radiomics and Machine Learning in Medical Imaging
  • Escherichia coli research studies
  • Head and Neck Cancer Studies
  • Antibiotic Resistance in Bacteria
  • Food Security and Health in Diverse Populations
  • Nonmelanoma Skin Cancer Studies
  • Insect Pest Control Strategies
  • Nutrition and Health in Aging
  • Esophageal and GI Pathology
  • Pharmacological Effects and Toxicity Studies
  • Agricultural Innovations and Practices
  • Fatty Acid Research and Health
  • Agricultural risk and resilience
  • Diagnosis and treatment of tuberculosis
  • Agricultural Systems and Practices
  • Effects of Radiation Exposure

Tabriz University of Medical Sciences
2009-2025

Jahrom University of Medical Sciences
2022-2023

Alborz University of Medical Sciences
2022-2023

Rafsanjan University of Medical Sciences
2023

Shiraz University
2023

Mashhad University of Medical Sciences
2021-2022

Shahid Bahonar University of Kerman
2021

Emam Reza Hospital
2021

Imam Reza Hospital
2009-2019

Urmia University
2011

Objectives. The aims of this study were to determine the effect conjugated linoleic acid (CLA) supplementation on inflammatory factors and matrix metalloproteinase (MMP) enzymes in rectal cancer patients undergoing chemoradiothetrapy. Method Material. In randomized, double-blind, placebo-controlled pilot study, 34 volunteer with chemoradiotherapy assigned into CLA group (n = 16), receiving 3 g CLA/d, placebo 18) capsules (sunflower oil) for 6 weeks. began 1 week before starting RT (loading...

10.1177/1534735413485417 article EN cc-by-nc Integrative Cancer Therapies 2013-04-30

Background: Bacillary dysentery is an invasive bacterial gastroenteritis that damages the colon epithelium and leads to bloody diarrhea. Enteroinvasive Escherichia coli (EIEC) Shigella flexneri are two major etiologic agents of disease. The virF gene a transcriptional regulator virulence genes involved in invasion these bacteria. Previous studies have shown sub-minimum inhibitory concentrations (sub-MICs) antibiotics significant effects on virulence. Objectives: This study aimed evaluate...

10.5812/archcid-145666 article EN Archives of Clinical Infectious Diseases 2025-01-18

ABSTRACT Introduction Hypersensitivity reactions (HSRs), an unpredictable and sometimes harmful reaction, may hamper the effectiveness of chemotherapy lead to need for drug switching. The recall ranitidine from market due N ‐nitrosodimethylamine production necessitates identification a proper alternative prevention HSRs. Our study aimed evaluate efficacy oral famotidine in HSRs patients who received agents, particularly platinum‐based taxanes. Methods A total 426 were treated with agents or...

10.1111/ajco.14154 article EN Asia-Pacific Journal of Clinical Oncology 2025-02-04

To validate malnutrition screening tool of nutrition risk index (NRI) against patient-generated subjective global assessment (PG-SGA) as a gold standard in colorectal cancer patients before radiotherapy.Nutritional status 52 volunteer with mean age 54.1±16.8 years who referred to radiotherapy center were assessed by PG-SGA (gold method) and NRI. Serum albumin levels determined colorimetric method. A contingency table was used determine the sensitivity, specificity, predictive value NRI at...

10.3978/j.issn.1000-9604.2013.10.04 article EN PubMed 2013-10-01

Purpose: In the current study, using different radiobiological models, tumor control probability (TCP) and normal tissue complication (NTCP) of radiotherapy plans were calculated for three-dimensional conformal radiation therapy (3D-CRT) intensity modulated (IMRT) prostate cancer.Methods Materials: 10 randomly selected among patients undergoing cancer. For each patient, 3D-CRT IMRT designed to deliver, on average 76 Gy 82 planning target volume, respectively. Using models including Poisson,...

10.31661/jbpe.v9i3jun.655 article EN cc-by-nc Journal of Biomedical Physics and Engineering 2019-06-01

Background: Esophageal cancer in Iran is the sixth most common and particularly important east Azerbaijan. The aim of this study was to calculate survival rates define prognostic factors esophageal patients. Methods: In study, all patients with registered Radiation Therapy Center, during March 2006 2011, were analyzed followed up for vital status. Data using Kaplan-Meier method Cox proportional hazard models. Results: Out 532 patients, information available 460, including 205 (44/ 5%)...

10.7314/apjcp.2012.13.7.3451 article EN cc-by Asian Pacific Journal of Cancer Prevention 2012-07-31

Breast cancer is the most common malignancy of women worldwide. Radiotherapy consists a vital element in treatment breast but relative side effects and different radioactive responses are limiting factors for successful treatment. Doxorubicin has been used to treat cancers over 30 years considered as effective drug cancer. There also many chronic that limit amount doxorubicin can be administered. The combined radio-drug treatment, with low doses, an approach reducing from single modality...

10.4048/jbc.2013.16.2.164 article EN cc-by-nc Journal of Breast Cancer 2013-01-01

Introduction: A simple, rapid and low cost method for enrichment of volatile organic compounds (VOCs) from exhaled breath (EB) is presented. Methods: 1000 mL home-made extraction device was filled with EB. The VOCs were extracted condensed in 0.5 acetone. Recognition volatiles the real studied EB samples performed by a GC-MS. Results: displays an efficiency >86% factor 1929 octanal. Limits detection quantification, linear dynamic range 0.008, 0.026 0.026-400 ng/mL respectively. Analysis...

10.15171/bi.2017.13 article EN cc-by-nc Bioimpacts 2017-06-20

Tumor length in patients with esophageal cancer (EC) has recently received great attention. However, its prognostic role for EC is controversial. The purpose of our study was to characterize the value tumor and offer optimum cut-off point by reliable statistical methods.A retrospective analysis conducted on 71 consecutive who underwent surgery. ROC curve used determine optimal length, measured a handheld ruler after formalin fixation. Correlations between other factors were surveyed, overall...

10.7314/apjcp.2014.15.2.691 article EN cc-by Asian Pacific Journal of Cancer Prevention 2014-01-30

Background: Areas of Iran have among the highest incidences esophageal cancer in world. Definitive chemo-radiotherapy (DCRT) is used for locally advanced and inoperable tumors asan alternative to surgical treatment. Materials Methods: This retrospective study was conducted North-West 2006-2011, including 267 consecutive patients with non-metastatic cancer. Eligible were treated DCRT or definitive radiotherapy (DRT) alone. Radiotherapy (RT) delivered at 1.8-2 Gy/day five days a given week....

10.7314/apjcp.2013.14.3.1677 article EN cc-by Asian Pacific Journal of Cancer Prevention 2013-03-30

Introduction: Radiobiological modeling of radiotherapy plans are used for treatment plan comparisons. The current study aimed to compare the three-dimensional conformal radiation therapy (3DCRT) and intensity-modulated (IMRT) nasopharyngeal cancer using radiobiological modeling. Materials Methods: This was conducted on 10 patients with carcinoma, who were planned 3DCRT IMRT treatments by TiGRT planning system. target volume (PTV) doses 70 72 Gy were administered plans, respectively. BIOLPLAN...

10.22038/ijmp.2017.22508.1213 article EN DOAJ (DOAJ: Directory of Open Access Journals) 2017-12-01

BACKGROUND: Probiotic/synbiotic has the important role of in altering intestinal bacteria, reducing inflammation and improvement diseases. OBJECTIVE: We aimed to investigate effect synbiotic supplementation on matrix metalloproteinase (MMP) enzymes, hs-CRP, quality life, dietary intake weight changes rectal cancer patients undergoing neoadjuvant chemoradiotherapy (CRT). METHODS: In this study, 46 were recruited. Patients allocated (n = 23) group or placebo groups receiving 2 capsules for six...

10.3233/mnm-200413 article EN Mediterranean Journal of Nutrition and Metabolism 2020-06-30

Aims: In the current study, effect of electronic disequilibrium on lung dose with small photon beams was verified.Materials and Methods: The central axis absorbed in phantom calculated by Monte Carlo (MC) method. 6 18 MV Varian Clinac 2100EX were simulated using MCNPX MC Code (Los Alamos national lab, USA). model used to calculate depth doses water low density resembling soft-tissue lung, respectively. Four field sizes including 0.5 cm 2 × , 1 3 this study.Results: Percentage reduction...

10.4103/0973-1482.137989 article EN Journal of Cancer Research and Therapeutics 2014-01-01

Abstract The cabbage aphid, Brevicoryne brassicae L. (Hemiptera: Aphididae), is one of the important pests cruciferous plants throughout world including Iran. In present study, we grew cultivated canola under different fertilizers or distilled water and sprayed them with 100 µM abscisic acid (ABA) a control solution (NaOH dissolved in water) to study (i) antibiosis parameters B. on these plants; (ii) antixenosis adults (iii) plant’s peroxidase (POD), polyphenol oxidase (PPO), phenylalanine...

10.1093/jisesa/iead037 article EN cc-by-nc Journal of Insect Science 2023-05-01

<b><i>Introduction:</i></b> Radiation dermatitis (RD) is a side effect of radiation therapy (RT) which experienced by over 90% patients being treated for breast cancer. The current clinical trial was conducted to measure the preventative effects boron-based gel on several different outcomes (dermatitis, erythema, dry desquamation, and moist desquamation) after 25 radiotherapy sessions. <b><i>Methods:</i></b> This research used double-blind...

10.1159/000520363 article EN Oncology Research and Treatment 2022-01-01

Radiotherapy plays an important role in the treatment of breast cancer. In process radiotherapy, underling lung tissue receives higher doses from field, which led to incidence radiation pneumonitis.The present study aims evaluate predictive factors pneumonitis and related changes pulmonary function after 3D-conformal radiotherapy cancer.In prospective basis study, thirty-two patients with cancer who received surgery, were followed up 6 months. Respiratory symptoms, radiologic evaluated....

10.31661/jbpe.v0i0.1079 article EN cc-by-nc Journal of Biomedical Physics and Engineering 2021-01-01

BACKGROUND: Inflammation is considered as one of the major factors in chemoradiotherapy toxicity. It has been reported that conjugated linoleic acid (CLA) anti-inflammatory properties. OBJECTIVE: The aim this study was to assess effect CLA supplementation on serum levels leptin, interleukin 8 (IL-8), malondialdehyde (MDA), total antioxidant status (TAS), and carcinoembryonic antigen (CEA) rectal cancer patients treated with chemoradiotherapy. METHODS: In study, 34 were allocated either...

10.3233/mnm-200507 article EN Mediterranean Journal of Nutrition and Metabolism 2021-03-16
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