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  • niosh
  • niosh recommends that producers and users of propylene oxide disseminate this information to their workers and customers, that professional and trade associations and unions inform their members of the potential hazards of working with propylene oxide, and that appropriate engineering controls work practices be used to minimize the exposure of workers. (cdc.gov)
  • NIOSH has developed a strategy for assigning multiple skin notations (SK) capable of delineating between the systemic, direct and immune-mediated effects caused by dermal contact with chemicals. (cdc.gov)
  • Participants
  • Prior to scanning, participants underwent a learning phase, where exposure to melodies was systematically varied. (hindawi.com)
  • Participants showed learning effects, better recognising melodies heard more often. (hindawi.com)
  • A learning phase familiarised participants with a number of melodies, where the amount of exposure to subsets of the melodies was varied systematically in order to induce different levels of implicit learning. (hindawi.com)
  • In the exposure phase, participants were repeatedly presented with advertising images consisting of a cosmetic product along with an attractive female model and were instructed to attend to a specified part of the image (Experiment 4) or were given no such an instruction (Experiments 1, 2, and 3). (frontiersin.org)
  • On the other hand, the mere exposure effect for the images of products was seen only when participants were explicitly encouraged to direct their attention to the product parts of the advertising image. (frontiersin.org)
  • and (3) to examine toxicant exposure and effects when participants smoke original or modified cigarillos in their natural environment. (fda.gov)
  • assessment
  • 3- 6 Health impact assessment involves extrapolation of exposure-health associations measured in epidemiological studies to a target population characterised by a certain observed or predicted exposure pattern. (bmj.com)
  • The basic steps in health impact assessment include selection of the (set of) health outcomes associated with air pollution, adoption of the risk estimates (exposure-response function) based on epidemiological studies, and application of this function to the distribution of exposure experienced by the target population. (bmj.com)
  • This interval between exposure and auditory threshold assessment was selected to permit recovery of temporary threshold shifts. (cdc.gov)
  • 1B) published by the U.S. EPA National Center for Environmental Assessment was employed to determine a benchmark concentration of CO that produced either a 5-dB potentiation of NIHL or an increase in auditory threshold equivalent to 10% of the effect of noise alone. (cdc.gov)
  • We will employ a detailed, continuous-exposure assessment to PM2.5 with repeated measures of biologic and physiologic markers of response. (clinicaltrials.gov)
  • investigate
  • The present work is to investigate the characterization and the effect of UV irradiated exposure on the optical properties of glass types with composition 60P 2 O 5 -30ZnO-10CuO-100000 ppm Ag 2 O with different times of exposure to UV light at 20, 80, and 105 to 115 minutes. (hindawi.com)
  • To investigate this possibility, we manipulated the relationship between advertising images repeatedly presented in an exposure phase and images presented in a later rating phase. (frontiersin.org)
  • utero
  • Explain that the teratogenic effects of diethylstilbestrol have continued to exact a heavy toll throughout the lifetime of women who were exposed to the drug in utero. (medpagetoday.com)
  • Our study linked 12 adverse health outcomes in women to their exposure to DES in utero, with most risks increased by a factor of more than two as compared with the risks among unexposed women," Hoover and co-authors wrote in their summation. (medpagetoday.com)
  • Subsequent investigation revealed a strong association between the cancers and in utero exposure to DES, the authors wrote in their introduction. (medpagetoday.com)
  • significantly
  • The lingering effects of DES encompassed a broad spectrum of health disorders, ranging from infertility and a variety of pregnancy complications to a significantly elevated risk of breast and cervical cancer, according to Robert N. Hoover, MD, ScD, of the National Cancer Institute in Bethesda, Md., and colleagues. (medpagetoday.com)
  • At 3 days post-exposure, DEP- or CB-exposed lung S9 did not significantly affect the mutagenicity of DEPE or 1-NP, when compared to the controls. (cdc.gov)
  • results
  • Results suggest that exposure to PCBs and/or hexachlorobenzene at background levels may affect thyroid function during pregnancy. (nih.gov)
  • These results underscore the potential risk of hearing loss from combined exposure to noise and CO, and the risks associated with repeated exposure. (cdc.gov)
  • These results demonstrated that exposure of rats to DEP or CB altered metabolic activity of lung S9 and S9 metabolic activity dependent mutagen activation. (cdc.gov)
  • lung
  • Our observations serve as a demonstration and explanation of the epidemiologic evidence that associates the degree of traffic exposure with lung function in asthma. (nih.gov)
  • risks
  • Goal: determining the health risks for gem cutters of exposure to beryllium and other metals. (dguv.de)
  • For most outcomes, risks were higher among women with vaginal epithelial changes, a histologic marker of high-dose DES exposure, than for women without this condition," they continued. (medpagetoday.com)
  • carbon
  • The changes were associated most consistently with exposures to ultrafine particles and elemental carbon. (nih.gov)
  • This investigation characterizes the exposure conditions that facilitate the potentiation of noise-induced hearing loss (NIHL) by carbon monoxide (CO). Auditory function was compared in rats exposed 4 weeks earlier to noise alone, CO alone, combined exposure, and air in the exposure chamber. (cdc.gov)
  • Variation
  • Bustamente RH, Branch GM (1996b) Large-scale patterns and trophic structure of southern African rocky shores: the roles of geographic variation and wave exposure. (springer.com)
  • populations
  • There were no marked alterations in total serum IgE or B220+/IgE+ lymph-node cell populations following exposure to COREXIT 9500A. (cdc.gov)
  • significant
  • Studies show that absorption of chemicals through the skin can occur without being noticed by the worker, and in some cases, may represent the most significant exposure pathway. (cdc.gov)
  • Both the mianserin-treated and the IBMX plus mianserin-treated groups had increased levels of [ 3 H]naloxone binding in brainstem, while IBMX treatment alone apparently had no significant effect. (springer.com)
  • function
  • We found neural activations as a function of previous exposure in bilateral dorsolateral prefrontal and inferior parietal cortex, probably reflecting retrieval and working memory-related processes. (hindawi.com)
  • We hypothesized that the right lateral prefrontal cortex would play a role in the MEE for music, as it did for visual stimuli [ 9 ], that is, show differential activation as a function of prior exposure. (hindawi.com)
  • symptoms
  • Many patients with celiac disease complain of neurocognitive symptoms such as mental confusion, grogginess, difficulty with concentration and forgetfulness after exposure to gluten. (clinicaltrials.gov)
  • thus
  • Thus wave exposure dramatically affects density, recruitment and mussel size, but not recruitment timing or biomass where there is 100% cover, and mediates a three-way interaction among food supply, larval supply and intraspecific competition for space. (springer.com)
  • consistent
  • Hazard ratios for the adverse outcomes tended to be higher among women with vaginal epithelial changes, consistent with high-dose DES exposure. (medpagetoday.com)
  • study
  • A comparative study of the acute effects of ethanol on the cholinergic system in hippocampus and striatum of inbred mouse strains. (springer.com)
  • None of the exposures under study were associated with thyroid-stimulating hormone. (nih.gov)
  • And in 2013, scientists in Denmark found that sun exposure even when it also causes skin cancer may actually protect the heart: When they analyzed more than 4 million medical records, they discovered that people who'd been diagnosed with skin cancer were less likely to have had a heart attack (or to have died from any cause) over the course of the study. (health.com)
  • novel
  • The MEE means that simple exposure to a novel, neutral stimulus by itself increases liking for it [ 7 , 8 ]. (hindawi.com)
  • phenomenon
  • Accordingly, studies of music preference generally find that liking increases with exposure [ 5 , 6 ], a phenomenon which is utilised in practice by the music and advertising industries. (hindawi.com)
  • increases
  • The no adverse effect level (NOAEL) with respect to potentiation of NIHL was found to be 300 ppm CO. Potentiation of NIHL by CO increases linearly as CO concentration increases between 500 -1500 ppm. (cdc.gov)
  • commonly
  • The literature on biological effects of magnetic and electromagnetic fields commonly utilized in magnetic resonance imaging systems is surveyed here. (springer.com)
  • Values of field strengths and frequencies commonly utilized in these diagnostic systems are reported in order to allow the integration of the specific literature on the bio-effects produced by magnetic resonance systems with the vast literature concerning the bio-effects produced by electromagnetic fields. (springer.com)
  • human
  • Last but not least: In exposure of human cells to 2.4 µW/cm2 Marinelli et al (Nov. 2004) got DNA breaks in 2h. (twoday.net)
  • result
  • 7 The result of the analysis is the quantification of the expected health burden owing to the exposure in the target population, expressed in terms of the number of cases or years of life lost attributable to the exposure. (bmj.com)
  • Sensitizers may not cause immediate skin reactions, but repeated exposure can result in allergic reactions. (cdc.gov)
  • temperature
  • 4. From the limited data of our last two experiments it is suggested that any marked change of temperature predisposes rabbits to this infection, the severity of which varies with the amount of change, and that a change from low to high temperature has an even more marked effect than that from high to low. (rupress.org)
  • found
  • Moreover Ag + was found to have the highest potent antimicrobial effect against different microorganisms compared to Cu + ions [ 10 ]. (hindawi.com)
  • Beryllium values above the determined level were found in urine when limit-values were exceeded, however, no indications of berylliosis or illnesses relating to exposure to beryllium, restrictive ventilation disorders caused by beryllium. (dguv.de)
  • assess
  • Several research studies have been conducted over the past thirty years in order to assess the potential dangerous bio-effects associated with exposure to MRI diagnostics. (springer.com)
  • changes
  • These changes are reversible, and as soon as exposure is terminated, body cells would come back to normal in minutes to hours. (twoday.net)
  • However
  • For many years 'asbestos' manufacturers have claimed that cigarette smoking caused mesothelioma, however medical research has clearly proven that mesothelioma is caused by 'asbestos' exposure. (yourlawyer.com)
  • different
  • The optical properties of these glass types were studied under UV exposure at different times, 0, 20, 80, 105, and 115 minutes. (hindawi.com)
  • Frequency of lacebug attack for 4 groups of azaleas planted in different exposures to the sun. (vt.edu)
  • control
  • If the gene is induced to express itself by exposure to EMF, on and on, it may enhance mutaions in it, and eventually may loose control, or it may lose its promoter (control part of the gene) by a reak, then it will push to non stop cell divisions, namely, cancer. (twoday.net)
  • Male Sprague-Dawley rats were intratracheally instilled with saline (control), DEP or CB (35 mg/kg body weight) and sacrificed at 1, 3, or 7 days post-exposure. (cdc.gov)
  • Compared to saline controls, CB-exposed S9 was a less potent inducer of 2-AA mutagenicity at all time points, whereas DEP-exposed S9 was less potent than control saline at 3 and 7 days but not 1 day post-exposure. (cdc.gov)