نتایج جستجو برای: survival adaptive response

تعداد نتایج: 1427193  

Journal: :iranian journal of radiation research 0
s.m.j. mortazavi medical physics & medical engineering department, the center for research on radiological sciences, school of medicine, shiraz university of medical sciences , shiraz, iran m.a. mosleh-shirazi center for research in medical physics and biomedical engineering, and, radiotherapy department, shiraz university of medical sciences, shiraz, iran a.r. tavassoli shiraz blood transfusion organization, shiraz, iran m. taheri diagnostic laboratory science and technology research center, paramedical school, shiraz university of medical science, shiraz, iran z. bagheri department of biostatistics, school of medicine, shiraz university of medical sciences, shiraz, iran r. ghalandari the center for research in radiological sciences, school of allied medical sciences, shiraz university of medical sciences, shiraz, iran

background: mobile phones, use electromagnetic radiation in the microwave range. on the other hand, there is only one report on radioprotective effects of flaxseed oil. the aim of this study was to investigate the effect of irradiation of rats with microwaves and/or treatment with flaxseed oil on the induction of adaptive response to a subsequent lethal dose (ld) of gamma rays. materials and me...

Journal: :iranian journal of radiation research 0
s.m.j. mortazavi department of medical physics and medical engineering, shiraz university of medical sciences, shiraz, iran a. niroomand-rad georgetown university, washington dc 20007, usa h. mozdarani department of medical genetics, faculty of medicine, tarbiat modares university, tehran, iran p. roshan-shomal the center for research in radiation sciences (crrs), shiraz university of medical sciences, shiraz, iran s.m.t. razavi-toosi department of physiology, school of medicine, tehran university of medical sciences, tehran, iran h. zarghani department of medical physics, school of medicine, mashhad university of medical sciences, mashhad, iran

background: in some areas of ramsar, a city in northern iran, residents receive a much higher annual radiation exposure than is permitted for radiation workers. induction of adaptive response in residents of ramsar has been reported previously. in this study induction of such a response in short term exposure to high background levels of gamma radiation is investigated. materials and methods: f...

Journal: :iranian journal of radiation research 0
m. haghani department of nuclear engineering (radiation medicine section), science and research branch, islamic azad university, tehran, iran s.m.j. mortazavi medical physics & medical engineering department, school of medicine, shiraz university of medical sciences, shiraz, iran d. sardari department of nuclear engineering (radiation medicine section), science and research branch, islamic azad university, tehran, iran m.a. mosleh-shirazi the center for research on radiological sciences, school of allied medical sciences, shiraz university of medical sciences, shiraz, iran a. mansouri fars communication (mokhaberat) company, shiraz, iran

background: whether exposure to common electromagnetic fields affects human health adversely has been a controversial issue. the main goal of this study was to assess the role of 900 mhz microwave radiations with different specific absorption rates (sars), emitted from some widely used cell phones, on the induction of adaptive response in male balb/c mice after receiving a lethal dose of gamma ...

Journal: :journal of biomedical physics and engineering 0
s. m. j. mortazavi professor of medical physics, medical physics department, school of medicine, shiraz university of medical sciences, shiraz, iran m. motamedifar associate professor of microbiology, department of bacteriology, school of medicine and shiraz hiv/aids research center (sharc), shiraz university of medical sciences, shiraz, iran a. r. mehdizadeh assistant professor of medical physics, medical physics department, school of medicine, shiraz university of medical sciences, shiraz, iran g. namdari student research committee, school of medicine, shiraz university of medical sciences, shiraz, iran m. taheri lecturer of microbiology, laboratory sciences department, school of allied medical sciences, shiraz university of medical sciences, shiraz, iran

background: pre-exposure to radiofrequency radiations of mobile phones would significantly increase the survival rate of exposed animals compared to those exposed to a lethal dose of gamma radiation alone. stimulation of the immune system is believed to be a key mechanism for the induction of this phenomenon, the so-called “adaptive response.” the immune system protects organisms against infect...

Introduction: Adaptive response is one of the important concepts in radiobiology. The present report aimed to transfer the radio-adaptation via serum. Material and Methods: In total, 50 male adult Wistar rats were randomly divided into 6 groups, including control, serum control, low-dose (100cGy), low-dose/lethal, serum/lethal, and lethal (8G...

A. Niroomand-Rad, H. Mozdarani, H. Zarghani, P. Roshan-Shomal, S.M.J. Mortazavi, S.M.T. Razavi-Toosi,

Background: In some areas of Ramsar, a city in northern Iran, residents receive a much higher annual radiation exposure than is permitted for radiation workers. Induction of adaptive response in residents of Ramsar has been reported previously. In this study induction of such a response in short term exposure to high background levels of gamma radiation is investigated. Materials and M...

Journal: :journal of biomedical physics and engineering 0
m taheri smj mortazavi m moradi sh mansour f nouri sar mortazavi

background: drug resistance is widely believed to be an increasingly serious threat to global public health. we have previously reported that short term exposure of microorganisms to diagnostic ultrasound waves could significantly alter their sensitivity to antibiotics. in our previous studies, klebsiella pneumoniae showed major differences in the sensitivity to antibiotics in exposed and non-e...

Introduction: One of the protective concepts in the interpretation of radiation damage in radiobiology is the radioadaptive response. The objective of this present report is to evaluate the induction of radioadaptive response in male rats by injection of pre-irradiated serum with low doses X-radiation intraperitoneally.   Materials and Methods: 80 male adul...

Journal: :iranian journal of radiation research 0
sh. shirani school of paramedicine, shahid beheshti university of medical sciences, tehran, iran h. mozdarani department of medical genetics, faculty of medical sciences, tarbiat modares university, tehran, iran a. mahmoodzadeh novin medical radiation institute, tehran, iran m. salimi department of medical genetics, medical biotechnology institute, national institute of genetic engineering and biotechnology, tehran, iran

background: radio-adaptive response and bystander effects are known phenomena occurring in cells following exposure to ionizing radiation (ir). in this study we examined possible radio-adaptation of lymphocytes following bystander effects induced by cho-k1 cells. materials and methods: whole blood and cho-k1 cells were cultured in rpmi-1640 complete medium. cells were separately irradiated with...

Journal: :Journal of Statistical Planning and Inference 2020

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