نتایج جستجو برای: radiation effects on human
تعداد نتایج: 9678779 فیلتر نتایج به سال:
abstract reception environment has considerable effects on accepting a translation. as the expectations of a target culture and its values and needs change throughout history, its criteria for accepting a translation or rejecting it will change accordingly (gentzler, 2001). the expectations of iran, as the reception environment in the present study, have changed after the islamic revolution. i...
The radiobiological effects of high atomic number and energy (HZE particles) ion beams are of interest for radioprotection in space and tumor radiotherapy. Space radiation mainly consists of heavy charged particles from protons to iron ions, which is distinct from common terrestrial forms of radiation. HZE particles pose a significant cancer risk to astronauts on prolonged space missions. With ...
background: in recent years, the widespread use of microwave producing instruments specially mobile phones; result in growing concern regarding the possible effects associated with these waves on human health. in the present study investigated the genotoxic effects of mobile phone radiation in adult mice (balb/c) and their embryos. methods: in this experimental research pregnant mice were irrad...
The human vasculature is critical to healthy functioning of the tissues of the body and a major factor in maintaining homeostasis is the endothelial barrier. In the brain, the blood–brain barrier (BBB) is highly specialized in order to sustain the neural tissue. Here, we have examined the effects of radiation on BBB models using a unique variety of endpoints to assess barrier function. These in...
1. Space Radiation Environment and Modeling • The Earth’s geomagnetic field and its effect on high-energy, ionizing particles including electrons, protons, and some heavy ions • The Earth's trapped radiation environment and Trapped radiation models, the characteristics of the Van Allen belts and South Atlantic Anomaly • Effects of trapped radiation on spacecraft and components • Space Weather c...
OBJECTIVE: To investigate the effect of cell phone use on various markers of semen quality. DESIGN: Observational study. SETTING: Infertility clinic. PATIENT(S): Three hundred sixty-one men undergoing infertility evaluation were divided into four groups according to their active cell phone use: group A: no use; group B: <2 h/day; group C: 2-4 h/day; and group D: >4 h/day. INTERVENTION(S): None....
AIM To determine the effects of single doses of beta radiation on the wound healing functions of human Tenon's capsule fibroblasts (hTf). METHODS hTf were grown in tissue culture and irradiated with beta radiation using a strontium 90 source. The effects of beta radiation on fibroblast migration was studied using microporous transwell membranes. The effects of radiation on fibroblast contract...
Aim: To determine the effects of single doses of b radiation on the wound healing functions of human Tenon’s capsule fibroblasts (hTf). Methods: hTf were grown in tissue culture and irradiated with b radiation using a strontium 90 source. The effects of b radiation on fibroblast migration was studied using microporous transwell membranes. The effects of radiation on fibroblast contraction was i...
a large number of single research studies on the effects of strategy-based instruction (sbi) in teaching english as a foreign or second language has been conducted so far. however, the lack of a comprehensive meta-analysis targeting the effectiveness of english language sbi is observed. moreover, the findings of experimental studies regarding the context of the english language, proficiency lev...
Aim: To determine the effects of single doses of b radiation on the wound healing functions of human Tenon’s capsule fibroblasts (hTf). Methods: hTf were grown in tissue culture and irradiated with b radiation using a strontium 90 source. The effects of b radiation on fibroblast migration was studied using microporous transwell membranes. The effects of radiation on fibroblast contraction was i...
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