نتایج جستجو برای: sulfur mustard gas
تعداد نتایج: 279932 فیلتر نتایج به سال:
Although the survival of surface-attached Chinese hamster cells varies through the growth cycle after either X-irradiation or sulfur mustard treatment, the variations differ. Cells in the latter part of the DNA synthetic phase yield maximum survival after X-rays, while cells in the postsynthetic phase are the most resistant after sulfur mustard. As a result, when asyn chronous cells are treated...
Sulfur mustard (SM), also known as mustard gas, has been the most widely used chemical weapon. The toxicity of SM as an incapacitating agent is of much greater importance than its ability to cause lethality. Acute toxicity of SM is related to reactive oxygen and nitrogen species, DNA damage, poly(ADP-ribose) polymerase activation and energy depletion within the affected cell. Therefore melatoni...
چکیده: مقدمه: هدف از این مطالعه مقایسه میزان mmp-1,2,8,9ومیزان timp-1,2در اشک چشم افراد مواجهه یافته با گاز خردل در جنگ ایران و عراق که دارای خشکی چشم مزمن هستند، با گروه شاهد می باشد. مواد وروشها:در این مطالعه 25 نفر از افراد مواجهه یافته با گاز خردل که دارای خشکی چشم مزمن بودند با گروهای شاهد شامل 25 نفر که دارای خشکی چشم مزمن بدون مواجهه یافته با گاز خردل و 25 نفر سالم مورد ارزیابی قرار ...
Sulfur mustard is the most widely used chemical agent in the Iran-Iraq war .In a retrospective cohort study of 1337 soldiers with a history of sulfur mustard exposure, factors such as age, smoking habits, number of exposure episodes and the use of gas masks were determined, together with an assessment of their relationship with the occurrence of long-term pulmonary complications. The models sug...
Although the survival of surface-attached Chinese hamster cells varies through the growth cycle after either X-irradiation or sulfur mustard treatment, the variations differ. Cells in the latter part of the DNA synthetic phase yield maximum survival after X-rays, while cells in the postsynthetic phase are the most resistant after sulfur mustard. As a result, when asyn chronous cells are treated...
Sulfur mustard (SM) is a mutagenic compound that causes oxidative stress, antioxidant depletion even several years after exposure. Melatonin is an alternative medication that has antioxidant peroperties. The aim of this study was to investigate the effect of melatonin treatment on serum levels of several mineral elements, total antioxidant (TAC) and total oxidant status (TOS) in sulfur mustard-...
Introduction: Chronic obstructive pulmonary disease (COPD) secondary to sulfur mustard gas poisoning, known as mustard lung, is a major late pulmonary complications in chemical warfare patients. Serious comorbidities like dyslipidemia are frequently encountered in COPD. The aim of this study was to measure the serum lipid profile and evaluate the relation of lipid parameters with the severity o...
Before the 1970s, the United States sometimes disposed of at sea excess, obsolete, or unserviceable munitions, including chemical munitions. Chemical munitions known to have been disposed of at sea included munitions filled with sulfur mustard, a vesicant (i.e., an agent that causes chemical burns or blisters of the skin and mucous membranes). Signs and symptoms of exposure to a mustard agent c...
Background and aim: Chronic skin lesions are common late complications of sulfur mustard intoxication which would result in numerous complaints including pruritus, skin dryness and burn feeling. In chemical warfare injured veterans, pruritus is the most common complaint in chronic status with significant effects on patient's quality of life. This study has evaluated efficacy of topical ph...
Introduction: Glutathione S-transferase (GST) is one of the major detoxifiers in alveoli. Polymorphism in GST genes can influence the ability of individuals to suppress oxidative stress and inflammation. The present study was aimed to explore the hypothesis that the genetic polymorphisms of GST T1, M1 and P1 are associated with the severity of the mustard lung in the sulfur mustard-exposed indi...
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