نتایج جستجو برای: c radiation
تعداد نتایج: 1276127 فیلتر نتایج به سال:
Background: Radioprotective effect of famotidine was previously shown on radiation induced micronuclei and chromosomal aberrations in human peripheral lymphocytes and mouse bone marrow cells however, its radioprotective property has never been studied in mouse spermatogenesis. It was also shown that vitamin C as an antioxidant also exert its radioprotective effect on many biological s...
Sanitization using chemical agents to reduce the microbiological load on surface of agricultural products have drawback leaving residues. Conversely, physical treatments, such as ultraviolet radiation C (UV-C), are residue-free, non-toxic and environmentally friendly. Ripe figs perishable, exhibiting an epidermis with low resistance mechanical treatment, high water content ostiole, which is ope...
Background: Radiation-induced lung injury is a refractory side effect in lung cancer radiotherapy, the mechanism still remains unclear, hence an appropriate animal mode may become useful to investigate it. Materials and Methods: 50 female Wistar rats were randomly divided into 5 groups, average 10 rats/cage: A. control group B. 3Gy×10f C. 6Gy×5f D. 12.5Gy×1f E.15.3Gy×1f....
The Akt and mitogen-activated protein kinase (MAPK) pathways have been implicated in tumor cell survival and contribute to radiation resistance. However, the molecular basis for link between MAPK and Akt in cell survival response to radiation is unclear. Here, we show that c-Src-Rac1-p38 MAPK pathway signals Akt activation and cell survival in response to radiation. Ionizing radiation triggered...
background: the extremely low-frequency electromagnetic field (elf-emf), mainly emitted by electric transmission lines and household electronic appliances, is becoming a worldwide health risk. it is imperative to investigate the biological impacts of elf-emf and to identify products that are resistant to the radiation from 50 hz elf-emf. in this study, we investigated the biological impacts of ...
INTRODUCTION Ultraviolet type C (UV-C) radiation has higher energy than the UV-B radiation and has been less studied because it is completely absorbed by the ozone layer. However, artificial UV-C radiation can generate diverse modifications in the plants. Given that exposure to UV-C for short periods of time increases the antioxidant content, improving the appearance and shelf-life of products,...
e nuclear accident in Fukushima, Japan, in March 2011 led to drastic mechanistic measures (e.g., evacuation, decontamination showers of clothing, and use of protective clothing by rescue workers) to protect the population against imminent and future radiation exposure. Besides mechanistic measures, no orthomolecular protection measures other than iodine supplementation were taken, although scie...
Dates of start and end of frost based on minimum shelter temperature equal to or less than 0°C were studied in Zanjan, Ghazvin and Tehran during 1961-2000. The cause of these frosts was determined by weather parameter values at observation hours and the aid of synoptic maps. Frost series based upon last spring or first fall advection are defined and found to be random and normally distributed. ...
Dates of start and end of frost based on minimum shelter temperature equal to or less than 0°C were studied in Zanjan, Ghazvin and Tehran during 1961-2000. The cause of these frosts was determined by weather parameter values at observation hours and the aid of synoptic maps. Frost series based upon last spring or first fall advection are defined and found to be random and normally distributed. ...
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