ライフサイエンスコーパス: radon

1 n estimates for secondhand tobacco smoke and radon.

2 , a difference being that all 35 isotopes of radon ((195)Rn-(229)Rn) are radioactive.

3 Atmospheric radon ((222)Rn) and carbon dioxide (CO2) concentrations

4 osed by the naturally occurring carcinogenic radon ((222)Rn) gas due to high solubility in water.

5 Radon ((222)Rn) is a naturally occurring chemically iner

6 anaerobic bottom waters, the natural tracer radon ((222)Rn) revealed that porewater exchange was the

7 e-series observations of dissolved CO(2) and radon ((222)Rn, a natural groundwater tracer) across 40

8 We demonstrate how coupled radon ((222)Rn, a natural groundwater tracer) and pCO(2)

9 We demonstrated that naturally produced radon-222 ((222) Rn) gas has the potential to disentangl

10 Nationally, 72% of samples with radon-222 ((222)Rn) concentrations > 4000 pCi/L had (210

11 Radon, a common radioactive indoor air pollutant, is the

12 tion system when the indoor concentration of radon, a well-known carcinogenic radioactive gas, is at

13 and temporally variable correlations between radon activity and methane concentrations (r(2) > 0.69)

14 lung cancer in many geographic regions, yet radon affinity for a discrete molecular species has neve

15 s suggest an association between residential radon and brain cancer mortality.

16 tor should aim to further reduce the risk of radon and gamma-energy exposure to operators.

17 Inhaling radon and its progeny is associated with adverse health

18 unding by smoking of the association between radon and lung cancer--a conclusion supported by adjustm

19 There were no clear associations between radon and nonrespiratory mortality in the CPS-II.

20 the authors examined the association between radon and nonrespiratory mortality in the CPS-II.

21 Portable, automated radon and pCO(2) gas analysers were connected in series

22 ution, high precision concentrations of both radon and pCO(2) with nearly no additional effort compar

23 participants living in counties with higher radon and PM2.5 levels (OR, 1.93; 95% CI, 1.31-2.83), th

24 Isotopes of both radon and radium have been identified as candidates for

25 le correlations) for short-lived isotopes of radon and radium.

26 r a particles, like those emitted by inhaled radon and radon daughters, cause lung cancer has not bee

27 ha particles like those emitted from inhaled radon and radon progeny cause their mutagenic and carcin

28 The apparent interaction between radon and smoking in causing lung cancer remains submult

29 eg, asbestos, arsenic, chromium, nickel, and radon) and other environmental factors (passive smoking,

30 vironmental factors (passive smoking, indoor radon, and air pollution).

31 re PM(2.5), PM(10-2.5), NO(2), formaldehyde, radon, and O(3), accounting for over 99% of total median

32 al exposure to arsenic, smoking, residential radon, and occupational exposure to silica on LCM rates,

33 ents of natural tracers of soil/groundwater, radon, and radium, along with methane concentration in T

34 y pressurization suggesting that large local radon anomalies may be an indicator of a clandestine UNE

35 Cigarette smoking and residential radon are, respectively, the first and second leading ca

36 Many applications of radon as a naturally occurring aquatic tracer require th

37 include direct environmental measurement of radon, as well as building features unavailable for this

38 on Agency's short- and long-term indoor home radon assessments.

39 ined radiometrically to give the cryptophane-radon association constant K(a)=49,000 +/- 12,000 M(-1)

40 map can accurately show the distribution of radon at higher spatial and temporal resolutions.

41 We conclude that radon atoms provide less favourable conditions for the e

42 exposure (observations = 137; 1-month moving radon average [% change = 13.4%; 95% CI: 0.4%-28.0%; P =

43 The partitioning of radon between air and aqueous cryptophane solutions of v

44 d estimated radon exposure (1-month averaged radon) by a spatiotemporal model and 46 inflammatory bio

45 ocessed biomass fuels, asbestos, arsenic and radon, can also contribute to lung cancer incidence in c

46 he building sat was strongly associated with radon concentration (e.g., Axemann Formation, median = 3

47 eries, in which short-term variations in the radon concentration are of no relevance.

48 on is found between the actual and predicted radon concentration for window size of 2 i.e., two days

49 We aimed to know if radon concentration is associated with municipal mortali

50 High radon concentration levels, possibly from high radon exh

51 tracer require the collection of continuous radon concentration time series, thus necessitating the

52 ity and correlated this value with municipal radon concentration using Spearman's Rho.

53 The mean (SD) county-level radon concentration was 1.6 (0.9) pCi/L, and 382 partici

54 Mean county-level residential radon concentrations (mean = 53.5 (standard deviation: 3

55 1987 and 2013, we evaluated associations of radon concentrations (natural log transformed) with geol

56 iation between mean county-level residential radon concentrations and lung cancer mortality in the Ca

57 million people are living in residences with radon concentrations at screening floor over 148 Bq/m3 (

58 dels that independently predicted ZCTA-level radon concentrations based on geological, architectural,

59 was built to predict monthly community-level radon concentrations based on nearly 200 geological, met

60 Basement radon concentrations fluctuated between 1987 and 2003, b

61 nsemble-based model was developed to predict radon concentrations for all ZCTAs and months.

62 a machine learning model to predict monthly radon concentrations for each ZIP Code Tabulation Area (

63 was used to estimate monthly community-level radon concentrations for ZIP Code Tabulation Areas (ZCTA

64 We observed slight decreases in average radon concentrations in high-radon regions during the st

65 We correlated radon concentrations with municipal mortality due to the

66 that this can result in an overestimation of radon concentrations, especially in cooler, more saline

67 c pattern in the long-term variation of soil radon concentrations, which seems to be consistent with

68 p-to-date, high-resolution, and time-varying radon concentrations.

69 soil gas emissions and likely higher indoor radon concentrations.

70 gas development were associated with indoor radon concentrations.

71 We evaluated predictors of indoor radon concentrations.

72 and cause-specific mortality associated with radon concentrations.

73 Pennsylvania has high indoor radon concentrations; buildings are often tested during

74 development of LCINS, including exposure to radon, cooking fumes, asbestos, heavy metals, and enviro

75 County-level radon data were created by the Lawrence Berkeley Nationa

76 les, like those emitted by inhaled radon and radon daughters, cause lung cancer has not been elucidat

77 The radon-deficit method makes use of radon gas's preferenti

78 is study investigates the application of the radon-deficit technique as a real-time screening tool fo

79 ce the spatial range of applicability of the radon-deficit technique.

80 e circulating through the degassing unit and radon detector are made.

81 The RAD7 radon detector was used as per international standards t

82 rocess by which atoms of the radioactive gas radon diffuse in the soil and then exhale to an indoor a

83 Second, simulations analyzed radon diffusion under varying wind conditions, assessing

84 oring data were analyzed to estimate outdoor Radon Dose Rates (RnDRs) and evaluate climate change imp

85 ology advances understanding of agricultural radon dynamics, supporting improved radiological safety

86 s necessitating the continuous extraction of radon either from a permanent water stream supplied by a

87 Patterns in stem radon emissions across tree species, seasons, and diurna

88 his model only provides coarse and invariant radon estimations, which limits the ability of epidemiol

89 Radon exhalation is a natural process by which atoms of

90 distinct approaches were developed based on radon exhalation measurements from four Peruvian agricul

91 don concentration levels, possibly from high radon exhalation rate levels, can generate an impact on

92 l determined environmental factors affecting radon exhalation, achieving [Formula: see text] values o

93 While studies have examined radon exhalation, few have focused on modeling its behav

94 ts of water/air phase transition kinetics of radon, experimental results for the three types of extra

95 Data on lung cancer among radon-exposed men (Colorado Plateau uranium miners, 1950

96 s among 4137 male, White and American Indian radon-exposed uranium miners in the Colorado Plateau fol

97 ner-City Asthma Study, we assessed estimated radon exposure (1-month averaged radon) by a spatiotempo

98 h a greater increase in IL-5 compared to low radon exposure (observations = 137; 1-month moving radon

99 as used to determine the association between radon exposure and absolute eosinophil count.

100 -0.012; P = .024) on the association between radon exposure and absolute eosinophil count.

101 were used to assess the association between radon exposure and GD.

102 aimed to identify biomarkers associated with radon exposure and hypothesized elevated radon exposure

103 ations, we found a positive association with radon exposure and IL-5, a T(H)2-cell cytokine known to

104 l consumption and breast cancer, residential radon exposure and lung cancer, and the use of tanning d

105 Protective standards for radon exposure are derived largely from studies of worki

106 especially with individual-level residential radon exposure assessment.

107 survival time) per 100 working level months (radon exposure averaging 130,000 mega-electron volts of

108 Radon exposure can cause oxidative stress, leading to pu

109 Internally standardized rate ratios by radon exposure category over the entire follow-up period

110 -years of life were lost due to occupational radon exposure during follow-up.

111 ence interval: 0.11, 3.34) using categorical radon exposure estimates for all cases and for live case

112 ) per 11 WLM(5-19) were noted for continuous radon exposure estimates for all subjects and live subje

113 currently underutilized to assess population radon exposure in epidemiological studies.

114 nificant trends were observed with increased radon exposure in silicosis and pulmonary fibrosis morta

115 High radon exposure is a risk factor for squamous cell carcin

116 This cohort study suggests that higher radon exposure is associated with greater odds of GD in

117 pproximately equal to an average residential radon exposure of 4 pCl/liter (148 Bq/m3) during this pe

118 sk estimates suggest that cumulative ambient radon exposure presents an important environmental healt

119 ith radon exposure and hypothesized elevated radon exposure to be associated with increased inflammat

120 ainties in risk estimation for environmental radon exposure using lung cancer data from underground m

121 Radon exposure was categorized into 3 groups: less than

122 factors include exposure to passive smoking, radon exposure, air pollution, asbestos, and history of

123 Radon exposure, IL-6 promoter variants, and lung squamou

124 To determine the risk posed by residential radon exposure, the authors performed a population-based

125 non-smokers can be attributed to residential radon exposure.

126 sistent with the energy spectrum of domestic radon exposure.

127 ons and policies to reduce health risks from radon exposure.

128 number of lung cancer deaths attributable to radon exposure.

129 accurately estimate longitudinal ZCTA-level radon exposures at unprecedented levels of resolutions a

130 The flow-through membrane is most suited to radon extraction from clear water and in field condition

131 ial for the separation of krypton, xenon and radon from air at concentrations of only a few parts per

132 water concentrations relies on extraction of radon from the water followed by its detection by means

133 und hard rock miners who inhaled radioactive radon gas and its decay products, large numbers of patie

134 Radon gas and radioactive doses of various foodstuffs co

135 elegating regressors for predicting the soil radon gas concentration (SRGC) and anomalies in radon or

136 The radon gas concentration results for flour, rice, sugar,

137 Domestic, low-level exposure to radon gas is considered a major environmental lung-cance

138 ions, such as the alpha-particles emitted by radon gas or the heavy-ions utilized in cancer therapy.

139 in secular equilibrium in this water, while radon gas was lost from the water.

140 The highest concentration of radon gas was recorded in the milk sample S11 with a val

141 The radon-deficit method makes use of radon gas's preferential partitioning into DNAPL phases

142 alpha-particles, similar to those emitted by radon gas, such that as few as 1% of the cells in a popu

143 ds influence increasing the concentration of radon gas.

144 um miners with high occupational exposure to radon gas.

145 Xenon and radon have many similar properties, a difference being t

146 zards from exposure to background radiation, radon in homes, radiation in the workplace or radiothera

147 the subsurface alongshore combined with high radon in surface water suggests that groundwater-surface

148 he health effects of residential exposure to radon in the United States were commonly based on a coun

149 using a radon stripping unit connected to a radon-in-air detection system.

150 llowed by its detection by means of a mobile radon-in-air monitor.

151 tion coefficient to obtain the corresponding radon-in-water activity.

152 The on-site measurement of radon-in-water concentrations relies on extraction of ra

153 ividual response to instantaneously changing radon-in-water concentrations.

154 ways that protect the cell from tobacco- and radon-induced DNA damage, and the development of aberran

155 close to the dose limit for exposure due to radon inhalation (10 mSv).

156 Radon is a known cause of human lung cancer.

157 Radon is a known cause of lung cancer.

158 Radon is a pervasive indoor air pollutant believed to ca

159 Radon is a potential novel, modifiable risk factor for a

160 Radon is also found in well water, natural gas, and ambi

161 Radon is an omnipresent radioactive gas recently reporte

162 Because it is unclear whether radon is associated with mortality from other malignant

163 These findings suggest that residential radon is not associated with any other mortality beyond

164 Radon is the second-leading cause of lung cancer worldwi

165 ubmersible membrane tube is most suitable if radon is to be extracted in situ without any water pumpi

166 Radon is useful as a tracer of certain geophysical proce

167 We show that radon isotopes undergo octupole vibrations but do not po

168 ividuals living in counties with the highest radon level (>=2 pCi/L) had higher odds of developing GD

169 ith those living in counties with the lowest radon level (<1 pCi/L) (odds ratio [OR], 1.37; 95% CI, 1

170 were categorized by joint classifications of radon level (<2 and >=2 pCi/L) with smoking status (neve

171 living in counties with a higher (>=2 pCi/L) radon level (OR, 2.09; 95% CI, 1.41-3.11) and participan

172 However, it seems that the major changes in radon level begin before the rock rapture, i.e. before t

173 were able to observe outstanding examples of radon level variations before significant seismic events

174 status (never smokers and ever smokers) and radon level with PM2.5 level (above or below the median)

175 key role in the pre-earthquake variation of radon level.

176 cusing tests, mitigation, and policies where radon levels are high.

177 methods, such as GIS and remote sensing, map radon levels, pinpoint high-risk areas and connect geolo

178 e than one alpha particle, whereas at higher radon levels-at which epidemiological studies in uranium

179 extrapolations of risk from high to domestic radon levels.

180 ompared to another modern technique based on Radon-Like Features.

181 and compare it to a previous method based on Radon-Like Features.

182 However, previous studies of the radon-lung cancer association among underground miners m

183 Our radon map can accurately show the distribution of radon

184 g it possible for us to improve the national radon map.

185 The high-resolution radon maps can be used by federal and local governments

186 However, the three current radon maps for the United States are unable to provide t

187 Radon may be useful in monitoring enhanced soil gas flux

188 are yielding evidence that tobacco smoke and radon may share important elements of lung cancer's path

189 ipalities were included, with close to 3,500 radon measurements and an average of 14 radon measuremen

190 ,500 radon measurements and an average of 14 radon measurements at each municipality.

191 mpiled a national database of over 6 million radon measurements conducted by independent laboratories

192 ining over 2.8 million historical short-term radon measurements from independent laboratories.

193 Tens of millions of radon measurements have been conducted as parts of prope

194 In response, tens of millions of short-term radon measurements have been conducted in residential bu

195 ion errors declined quickly as the number of radon measurements in a ZCTA increased.

196 of the large amount of historical short-term radon measurements that have been obtained to accurately

197 s or were missing data on GD or county-level radon measurements were excluded from the current study.

198 d, municipalities had to have at least three radon measurements.

199 based on a county-level temporally invariant radon model that was developed using measurements collec

200 ratory developed a state-of-the-art national radon model.

201 We examined radon-mortality associations in a study of 4,124 male ur

202 al exposure to arsenic, smoking, residential radon, occupational exposure to silica, occupational exp

203 Here, we compiled data on radium/radon of groundwater and seawater (n ~ 10,000) samples a

204 This suggests the effect of radon on eosinophil count is mediated through IL-5.

205 on gas concentration (SRGC) and anomalies in radon or any other time series data.

206 in systems closed to the release of gaseous radon, our model predicted that decay products will begi

207 accurately investigate the health effects of radon, particularly the effects of acute exposure.

208 -risk areas and connect geological traits to radon presence.

209 ure to high concentrations of radon progeny (radon) produces lung cancer in both underground miners a

210 Exposure to high concentrations of radon progeny (radon) produces lung cancer in both under

211 identified associations between exposure to radon progeny and risk of lung cancer.

212 es like those emitted from inhaled radon and radon progeny cause their mutagenic and carcinogenic eff

213 ird, gamma radiation measurements quantified radon progeny contributions ([Formula: see text] efficie

214 The accumulation of detectable amounts of radon progeny in human tissues may be a risk factor for

215 dy, we analyzed the levels of alpha-emitting radon progeny Polonium-210 ((210)Po) in the olfactory ep

216 at occur after inhalation exposure to radon/ radon progeny, as well as, perhaps, other ROS-associated

217 ogenesis after exposure to tobacco smoke and radon progeny.

218 e to bronchial cells by alpha particles from radon progeny.

219 rack that occur after inhalation exposure to radon/ radon progeny, as well as, perhaps, other ROS-ass

220 ose of alpha particles like those emitted by radon/radon progeny stimulates their proliferation in vi

221 ases in average radon concentrations in high-radon regions during the study period.

222 We hypothesize that the radon relationship was a response to enhanced emissions

223 this range in mean residence times to model radon residence time distributions (RTDs), and integrate

224 Using first-floor and basement indoor radon results reported to the PADEP between 1987 and 201

225 ies generally, extrapolation from high-level radon risks (involving cellular traversal by multiple al

226 evel (involving only single alpha particles) radon risks.

227 Radon (Rn) is a naturally occurring radioactive noble ga

228 anting reexamination of current estimates of radon's estimated impact on lung cancer mortality.

229 ating studies to expand our understanding of radon's health effects.

230 Background radon signals are found to be highly responsive to cavit

231 Oncogenic transformation was initiated using radon simulated alpha-particles and cells evaluated as p

232 Because radon, smoking, and fine particulate matter air pollutan

233 boundary conditions, such as deep geological radon sources, significantly influence the spatial range

234 estricted to municipalities with more than 5 radon Spearman's Rho 0.286 (p-value < 0.001) and Spearma

235 nuous measurements made in the field using a radon stripping unit connected to a radon-in-air detecti

236 Based on two relatively small radon surveys, Lawrence Berkeley National Laboratory dev

237 nes, highlighting the need for comprehensive radon surveys.

238 perspective of external exposure to outdoor radon, the observed climate change effects pose a low he

239 effects of ionizing radiation, particularly radon, the second leading cause of lung cancer in the Un

240 an be used to assess residential exposure to radon, thus facilitating studies to expand our understan

241 as been used for the statistical analysis of radon time series (RTS) data.

242 es, by overlapping predicted with the actual radon time series concentrations.

243 independently, Brady have defined a discrete Radon transform (DRT) that sums an image's pixel values

244 eration consists of a forward step using the Radon transform and a backward step using its transpose,

245 projection (FBP) method based on the inverse Radon transform for comparison and applied both methods

246 We develop a procedure based on the Radon transform for quantitatively analyzing actin netwo

247 lemented by the Fourier slice theorem or the Radon transform, and the back projection step by a linea

248 algorithm is proposed, based on the inverse Radon transform.

249 ion shows a significant improvement over the Radon transform.

250 hm shows an improvement when compared to the Radon transform.

251 t "evolution" dimension is derived using the Radon transform.

252 atory and modeling studies further clarified radon transport dynamics, suggesting that specific bound

253 Toolik Lake based on the geochemical tracer radon (up to 2.9 gm(-2)y(-1)) can account for a large fr

254 Higher radon was significantly associated with a greater increa

255 The natural groundwater tracer ((222)Rn, radon) was used to evaluate groundwater discharge, and e

256 erage concentrations of methane, radium, and radon were all elevated in the active layer compared wit

257 significant correlation between residential radon with brain cancer mortality for males and females

258 Most of these residences are in low-radon zones, highlighting the need for comprehensive rad