Low Level Radiation Articles & Analysis
14 articles found
Class 6: Toxic substances and infectious substances Division 6.1 – Toxic Substances Division 6.2 – Infectious Substances Class 7: Radioactive Materials There are no subdivisions for the radioactive class, however, a radioactive placard will come with extra information in the form of a Roman numeral I, II, or III, or the signal word “Fissile”. I – Extremely ...
In all, 22 workers were contaminated with low levels of radiation and work at the Waste Isolation Pilot Plant has been on hold ever since, leaving the government without a place to permanently stash tons of Cold War-era waste. Here are things to know about the nuclear repository a year after the mishap: THE INVESTIGATION Federal investigators ...
The ratio of Receptor Activator of Nuclear Factor κB Ligand (RANKL) and Osteoprotegerin (OPG) has become an important marker to assess the status of systemic bone metabolism and has been shown to be dysregulated in AS patients. Combined Low-Dose Radon- and Hyperthermia Therapy (LDRnHT) causes pain reduction in patients with AS and induces the cytokine transforming growth ...
In this paper, modern radiobiological issues related to the uncertainties of health effects induced by Low Radiation Exposure (LRE) are considered, particularly the radiation effect on the probability of major somatic consequences, including malignant neoplasms and inherited diseases. The existing models of radiation effects ...
This was done in order to assess the risk from natural environmental radiation to tourists and cave guides. The study was carried out in 12 locations in the winter and spring periods. ...
These powerful ancient defence mechanisms also protect the extant oxygen-loving organisms against the DNA damage caused by low levels of ionising radiation, which is one of the smallest risks in the environment, and contributes just a tiny fraction to the spontaneous rate of the DNA-damaging events. In this perspective, the Linear No Threshold ...
Convincing data show ionising radiation is essential for life. Ambient levels of ionising radiation (about 2 mSv/y without medical and cosmic radiation) are adequate for life but insufficient for abundant health. We live with a partial deficiency of ionising radiation. Thousands of people have lived for ...
Controversy exists as to whether the A-bomb or low-level radiation data should be used as the basis for radiation regulations. This paper provides a characteristics analysis for use of either A-bomb data or the normal low-level radiation data as a basis for ...
Health risks to human and non-human biota exposed to low dose ionising radiation remain ambiguous. The need to establish risk assessment standards based on the mechanisms underlying low level radiation exposure has been recognised by regulatory agencies as critical to adequately protect people and to make the ...
According to the linear no-threshold hypothesis, any amount, however small, of radiation is potentially harmful, even down to zero levels. The threshold hypothesis, on the other hand, emphasises that below a certain threshold level of radiation exposure, any deleterious effects are absent. At the same time, there are strong ...
In non-irradiated NOD mice, an elevation of the urine glucose level was first detected at 15 weeks of age. When the mice were irradiated with 0.5 Gy of X-rays (300 kVp) at 12 weeks of age, the onset of disease delayed to the 22nd week. ...
A simple biological model of the effect of radiation is shown to be more credible and consistent with the observed beneficial health effects at low doses and adverse effects at high doses. ...
Radiation hormesis is the stimulatory or beneficial effect of low doses of ionising radiation. Data from animal experiments and human experiences suggest common mechanisms of the protective role of hormesis in radiation induced cancer. Through various studies, it is established that whole body exposure to ...
These include electromagnetic fields and non-ionising ultraviolet (UV) radiation, which are discussed in this study. The effects of low-frequency electric and magnetic fields are included (especially below power transmission lines) as well as exposure to UV-B radiation. ...