نتایج جستجو برای: hot gammadose radioactive spring

تعداد نتایج: 150803  

Background: We intend to study the inhibitory effect of sulfur compound in Ramsar hot spring mineral on tumor-genesis ability of high natural background radiation. Objective: The radioprotective effect of sulfur compounds was previously shown on radiation-induced chromosomal aberration, micronuclei in mouse bone marrow cells and human peripheral lymphocyte. Ramsar is known for having the highe...

Journal: :journal of biomedical physics and engineering 0
a h heidari department of biophysics and biochemistry, faculty of medical sciences, babol medical university, babol, iran a shabestani monfared department of biophysics and biochemistry, faculty of medical sciences, babol medical university, babol, iran h mozdarani department of medical genetics, faculty of medical sciences, tarbiat modares university, tehran, iran a mahmoudzadeh novin medical radiation institute, tehran, iran a razzaghdoust department of radiology, faculty of paramedical sciences, shahid beheshti university of medical sciences, tehran, iran

background : we intend to study the inhibitory effect of sulfur compound in ramsar hot spring mineral on tumor-genesis ability of high natural background radiation. objective : the radioprotective effect of sulfur compounds was previously shown on radiation-induced chromosomal aberration, micronuclei in mouse bone marrow cells and human peripheral lymphocyte. ramsar is known for having the high...

ژورنال: سنجش و ایمنی پرتو 2015

Radon, a progeny of 238U is formed from the radioactive decay of radium. One of the main sources of radon is the emanation from ground water. Radon gas dissolves in groundwater when it moves from the bed of volcanic rocks which contain radioactive elements such as uranium and thorium and then diffuse into spaces. In closed places, the accumulated radon that decays to radioactive particles can c...

2017
A.H. Heidari A. Shabestani Monfared H. Mozdarani A. Mahmoudzadeh A. Razzaghdoust

Background We intend to study the inhibitory effect of sulfur compound in Ramsar hot spring mineral on tumor-genesis ability of high natural background radiation. Objective The radioprotective effect of sulfur compounds was previously shown on radiation-induced chromosomal aberration, micronuclei in mouse bone marrow cells and human peripheral lymphocyte. Ramsar is known for having the highes...

Behrouz Rasuli, Foad Goli Ahmadabad Meysam Forouzi Raheleh Tabari Juybari Susan Ebam

Introduction: Many people use hot water springs to treat some diseases, such as rheumatism, arthritis, and skin diseases, but they are unaware of the presence of natural radioactive substances that may be found in hot water springs. An effective way to understand the radiation risk of these elements are measuring the dose rate of radiation. In this study, for the first time, ga...

Introduction:  All of  the  people worldwide  are exposed  to  low levels  of  radiation. Cancer induction  and  genetic disorders are among the hazards of low level exposure. In some cases, radiation close to hot springs is  higher than normal areas due to a high concentration and the decay products of Ra-226. Given the use of hot  springs by the general public  because  of their therapeutic p...

Journal: :iranian journal of medical physics 0
zahra jomehzadeh m.sc. in medical physics, kerman university of medical science, kerman, iran ali jomehzadeh m.sc. in medical physics, rafsanjan university of medical science, rafsanjan, iran

introduction:  all of  the  people worldwide  are exposed  to  low levels  of  radiation. cancer induction  and  genetic disorders are among the hazards of low level exposure. in some cases, radiation close to hot springs is  higher than normal areas due to a high concentration and the decay products of ra-226. given the use of hot  springs by the general public  because  of their therapeutic p...

Journal: :journal of tethys 0

mahallat hot springs located in the northeast of mahallat, in central iran. there are 6 main hot springs namely shafa, abejoush, donbeh, soleimanie, hakim and soda. in this research, geology, physico-chemical characteristics and petrography of basement rocks of these hot springs have been investigated. the results show that hot springs have an average temperature of 45°c and acidic to neutral p...

Journal: :Astrobiology 2002
Roberto P Anitori Cherida Trott David J Saul Peter L Bergquist Malcolm R Walter

Paralana is an active, radon-containing hot spring situated in a region of South Australia's Flinders Ranges with a long history of hydrothermal activity. Our aim was to determine the bacterial composition of Paralana using a culture-independent, 16S rRNA-based technique. The presence of a diverse bacterial community was strongly suggested by the large number (approximately 180) of different ri...

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