ライフサイエンスコーパス: parts per million

1 argely below the recommended thresholds (< 5 parts per million).

2 th air in the absence or presence of CO (250 parts per million).

3 rs away, varying seasonally from 4.4 to 6.1 parts per million.

4 e C60 isotope is present at a level of a few parts per million.

5 nt and ranged in concentration from 0.1 to 7 parts per million.

6 llowed by a 15-min normalization period at 0 parts per million.

7 ible Earth are indistinguishable within five parts per million.

8 entrations during the EECO were around 1,400 parts per million.

9 don from air at concentrations of only a few parts per million.

10 rred in three sudden steps, each of 10 to 15 parts per million.

11 y, when the partial pressure of CO2 was ~400 parts per million.

12 ospheric concentrations of CO2 less than 430 parts per million.

13 specimens rapidly at concentration levels of parts per million.

14 at measured in terrestrial rocks by 21 +/- 3 parts per million.

15 10 test analytes were in the range of 0-5.4 parts-per-million.

16 with a difference in Delta'(17)O of -1 +/- 5 parts per million (2 standard error).

17 well-resolved (182)W excess of 20.6 +/- 5.1 parts per million (+/-2 standard deviations), relative t

18 Using high-precision (less than 6 parts per million, 2 standard deviations) tungsten isoto

19 tracheal LPS and were exposed to acrolein (5 parts per million, 6 h/day), either before or after LPS

20 = 1 soil/dust sample with a lead level > 400 parts per million) among villages in Zamfara State and i

21 the rocks and soils but could be 10 to 1000 parts per million and locally higher.

22 its of detection (LODs) range from 0.1 to 24 parts per million and vary inversely with solvent vapor

23 (CO2) levels during the Eocene at 500-3,000 parts per million, and in the absence of tighter constra

24 o 150,000 fwhm, mass accuracies within a few parts per million, and relative mass range up to 8-fold.

25 e obtained at analyte concentrations below 2 parts per million, and responses to below 100 parts per

26 erapy with the lowest dose of celecoxib (500 parts per million), approximating <100 mg of celecoxib/d

27 Catalyst concentrations down to 50 parts per million are demonstrated to maintain polymeriz

28 levels up to maximum Pliocene levels of 450 parts per million) are well described by the currently a

29 The boron concentrations, from 0.7 to 1.6 parts per million, are lower than in most other arc lava

30 e structure, at concentrations of about 7500 parts per million, as much as 40 percent of the strontiu

31 o the increase, between 2000 and 2010, of 22 parts per million atmospheric CO2.

32 may produce future [CO2]atm approaching 1000 parts per million by volume (ppm).

33 Antarctic ozone minima fall to or below 0.1 parts per million by volume (ppmv) at 18 and 20 km (abou

34 l tracer, because its abundance remains >100 parts per million by volume (ppmv) in the mesosphere.

35 ations increase from current levels near 385 parts per million by volume (ppmv) to a peak of 450-600

36 ioxide concentrations increased by 80 to 100 parts per million by volume 600 +/- 400 years after the

37 te CO2 and low O2 concentration (e.g., 3,200 parts per million by volume and 0.01 bar, respectively)

38 ate water vapor mixing ratios near 40 +/- 20 parts per million by volume between the surface and the

39 nterval with p(co(2)) values of only 200-350 parts per million by volume but nearly ice-free conditio

40 ates that CO(2) remained between 300 and 450 parts per million by volume for these intervals with the

41 strate that pCO2 ranged between 1000 to 1500 parts per million by volume in the middle to late Eocene

42 ween approximately 180 and approximately 280 parts per million by volume over the past 800,000 years,

43 hat increased CO(2) (ranging from 463 to 780 parts per million by volume) stimulates both N(2)O emiss

44 while elevated CO2 (ranging from 550 to 800 parts per million by volume) stimulates the accumulation

45 he atmosphere increased by roughly 80 to 100 parts per million by volume.

46 sulfur content was reduced from 430 to <0.2 parts per million by weight in a commercial diesel at a

47 ed to measure acetone in human breath at sub parts-per-million by volume (ppmv) concentrations using

48 Gas chromatographic separation of parts-per-million by volume (ppmv) level Kr from up to a

49 ons, yielding the desired 1,4-adducts at low parts per million catalyst levels.

50 tended to be seen with 2-day lags, where a 1-parts-per-million change in carbon monoxide and a 20-par

51 ed from atom probe tomography (APT) (10's of parts-per-million chemical sensitivity and sub-nanometer

52 ts per million H(2)O and approximately 3,500 parts per million Cl.

53 In the presence of 250 parts per million CO, CD3-activated T lymphocyte prolife

54 n binary mixtures is demonstrated in the sub-parts-per-million concentration range.

55 evolve into reprocessing facility off-gas in parts per million concentrations.

56 Response to sub-parts-per-million concentrations of ammonia even under h

57 arious catalytic/initiation systems that use parts-per-million concentrations of Cu catalysts and can

58 ept superradiance can be used to detect low (parts per million) concentrations of various gases at di

59 narrow filament of enhanced CO2 values ( 3.4 parts per million), consistent with a CO2 point source e

60 its ranging from 800 parts per trillion to 3 parts per million depending on the analyte.

61 centrations did not fall below about 200-250 parts per million during this period.

62 induced by extended (48-72 h) low-dose (0.3 parts per million) exposure to ozone, adiponectin-defici

63 er than most SNC meteorites, with up to 6000 parts per million extraterrestrial H(2)O released during

64 for hemodynamic response to inhaled NO at 80 parts per million for 5 minutes.

65 pes; the lowest LODs are in the single digit parts per million for single-shot LA signal from a 10-mu

66 ing room air and then room air with NO at 80 parts per million, forearm blood flow was measured in 16

67 ated melt that contained approximately 1,600 parts per million H(2)O and approximately 3,500 parts pe

68 We report variations of 5 to 20 parts per million in (182)W, resulting from the decay of

69 It can be present at several parts per million in agricultural runoff and can reach 4

70 its star, punctuated by a drop of 130 +/- 11 parts per million in flux when the planet passes behind

71 measurements yielded differences of up to 25 parts per million in the 137Ba/136Ba ratio and 60 parts

72 per million in the 137Ba/136Ba ratio and 60 parts per million in the 138Ba/136Ba ratio between chond

73 on of Cl in inclusions down to a few hundred parts per million in the lava.

74 ce results in an H2 mixing ratio of 15 +/- 5 parts per million in the lower atmosphere.

75 with a maximum base-to-peak amplitude of 525 parts per million in the transmission spectrum.

76 rs at relatively high concentrations (>/=800 parts per million) in Mars' atmosphere, where it represe

77 shifts in solution ranging from +125 to -90 parts per million indicate an inhomogeneous electron dis

78 e of the water absorption (approximately 250 parts per million) indicates that the planetary atmosphe

79 sevoflurane room air concentration was 0.10 parts per million (interquartile range, 0.07-0.15), 0.17

80 n (interquartile range, 0.14-0.27), and 0.15 parts per million (interquartile range, 0.07-0.19) at ba

81 llion (interquartile range, 0.07-0.15), 0.17 parts per million (interquartile range, 0.14-0.27), and

82 nce chemical shift in the solid state (226.7 parts per million) is almost identical to that in benzen

83 xide, with a threshold of perhaps only a few parts per million, is a selective pulmonary vasodilator

84 rinking water with 0, 1,000, 2,000, or 4,000 parts per million lead for up to 104 weeks.

85 from that of chondritic meteorites but is 20 parts per million less than most samples from Earth.

86 tic and antagonistic impacts of trace (i.e., parts per million level) components on the surface compo

87 e first three compounds were investigated at parts per million levels for the first time.

88 ses are very fast, and removal of H2S to sub-parts per million levels is achieved at very short (mill

89 reporters of volatile nitroaromatics at sub-parts per million levels.

90 ical sensitivity was achieved, down to a sub-parts per million limit of detection with a high dynamic

91 g glacial periods were consistently about 80 parts per million lower than during interglacial periods

92 ites show that their 142Nd/144Nd ratio is 20 parts per million lower than that of most terrestrial ro

93 ambient upper mantle to ratios as much as 18 parts per million lower.

94 With parts-per-million mass accuracy (now available by using

95 esolution (up to 100,000 at m/z 400) and sub-parts-per-million mass accuracy GC/MS.

96 We fed diets containing low (0.08 parts per million), medium (0.25 parts per million), or

97 a control gas (nitrogen) or nitric oxide (80 parts per million), mixed with oxygen from a ventilator.

98 eservoir must have an Nb concentration >/= 2 parts per million, Nb/La >/= 1.2, and Nb/Ta between 19 a

99 and approximately 100% oxygen with 10 to 80 parts per million nitric oxide to evaluate pulmonary vas

100 hronic hypoxia was prevented by breathing 20 parts per million NO in both genotypes of mice.

101 One hour of exposure to 10 parts per million NO2 increased bronchoalveolar lavage f

102 ximately 1400 parts per million of S and 900 parts per million of Cl in inclusions down to a few hund

103 g aorta transplantation; pre-exposure to 250 parts per million of CO for 1 hour before injury suppres

104 ive (least altered) meteorites contain a few parts per million of micrometre-sized dust which formed

105 Concentrations range from approximately 1400 parts per million of S and 900 parts per million of Cl i

106 The model presented here reproduces 67 parts per million of the observed glacial-interglacial C

107 f the L enantiomer, low concentrations (<0.1 parts per million) of endogenous D-alanine may be presen

108 ired air carbon monoxide concentration of 10 parts per million or less.

109 , and bicyclic hydrocarbons) are released at parts per million or parts per billion level with temper

110 g low (0.08 parts per million), medium (0.25 parts per million), or high (2.7 parts per million) Se t

111 olivine is not expected to be higher than 50 parts per million owing to partitioning with other mantl

112 in the morning to either filtered air or 0.3 parts per million ozone for 2 hours during 15-minute on-

113 emonstrated current accuracy better than 1.2 parts per million (p.p.m.) and strong evidence, based on

114 76A diet or one supplemented with 250 or 500 parts per million (ppm) aspirin (n = 6 per group) for 7

115 ) that had been dosed with 0.0, 0.1, and 0.6 parts per million (ppm) dietary methylmercury and measur

116 icted to MALDI peaks having less than +/-150 parts per million (ppm) error, thereby holding our analy

117 rites display a deficit of approximately 100 parts per million (ppm) in 144Sm with respect to other m

118 s led to substantial increases of up to 2000 parts per million (ppm) in the concentration of atmosphe

119 Thereafter, they sequentially inhaled 100 parts per million (ppm) NO, 40% O2; 40% O2; and 100 ppm

120 - 7% (P < .01) while dogs breathed 20 and 80 parts per million (ppm) NO, respectively.

121 ts consumed a preload solution of either 300 parts per million (ppm) saccharin or water with or witho

122 Inhaled NO at 20 parts per million (ppm) was initiated before termination

123 Nitric oxide was administered at 2, 4, and 6 parts per million (ppm), in a random order, under the co

124 We find pre-CAMP PCO(2) values of ~2000 parts per million (ppm), increasing to ~4400 ppm immedia

125 spheric carbon dioxide (CO2) fell below ~750 parts per million (ppm).

126 unar volcanic glasses have never exceeded 50 parts per million (ppm).

127 leamide) demonstrated a mass accuracy of 3.2 parts per million (ppm).

128 rological reservoirs, requires separation of parts-per-million (ppm) level Kr from chemically airlike

129 Acetone at sub parts-per-million (ppm) levels has been measured in a br

130 om inexpensive FeCl3 that naturally contains parts-per-million (ppm) levels of Pd can catalyze Suzuki

131 has proven to be efficient with as low as 10 parts-per-million (ppm) of precatalyst in the Buchwald-H

132 m air (RA), 100% O2, return to RA and NO (80 parts per million [ppm] in RA).

133 rified control diet formulated to contain 50 parts per million [ppm] total zinc; group 2 was fed ad l

134 ich occurs at fluoride concentrations in the parts per million range, is accompanied by a drastic flu

135 of acetone vapors with concentrations in few parts per million range.

136 ores when operating at tolerances in the low parts-per-million range but become apparent with the con

137 inear calibration plots were down to the sub-parts-per-million range, a sensitivity that is comparabl

138 (142)Nd/(144)Nd anomaly of approximately +14 parts per million relative to chondrite.

139 Mean prenatal MeHg exposure was 6.9 parts per million (SD 4.5 ppm).

140 edium (0.25 parts per million), or high (2.7 parts per million) Se to female C57BL/6 mice and used an

141 2 hours with blood supplemented with CO (300 parts per million) showed significantly decreased portal

142 posing cells to CO at a concentration of 250 parts per million suppressed membrane trafficking of TLR

143 184)W that is significantly higher (about 13 parts per million) than modern terrestrial samples.

144 soluble organic compounds (approximately 100 parts per million) that includes mono- and dicarboxylic

145 ioactive elements potassium (K, 1150 +/- 220 parts per million), thorium (Th, 220 +/- 60 parts per bi

146 animals received inhaled nitric oxide at 20 parts per million throughout the study.

147 heric CO2 concentration, of the order of 100 parts per million, towards preindustrial values.

148 peptide masses with an uncertainty of a few parts per million using a high sensitivity linear ion tr

149 ly, yielding a detection limit of 0.830 ppm (parts per million v/v or muL/L hereinafter) and a quanti

150 esent at levels approximately 10(2) to 10(3) parts per million volume (ppmv) (compared with 1.7 ppmv

151 Nitric oxide (80 parts per million) was administered to the preparation a

152 Imaging (frequency offsets of +/-15 parts per million) was performed 1, 10, and 20 days afte

153 environmentally realistic concentration (0.8 parts per million), we demonstrated that exposure of rat

154 matrices at levels ranging from 0.1 to 10(5) parts per million (weight/weight), worked equally well o

155 Concentrations of 40, 20, and 10 parts per million were given.

156 Results are reported in units of parts per million, where 1 ppm indicates 1 g of chemical

157 red and calculated exact m/z was less than 2 parts per million, which often allowed assignment of uni

158 trations of dispersed oil in the sea are sub-parts-per-million within a day of dispersal, and at such

159 that of associated groundwater (0.09 to 1.1 parts per million zinc).