ライフサイエンスコーパス: iron isotope

1 incorporation of orally administered stable iron isotope.

2 th oral (57Fe) and intravenous (58Fe) stable iron isotopes.

3 was assessed by erythrocyte incorporation of iron isotopes.

4 ted from erythrocyte incorporation of stable iron isotopes 14 d after administration.

5 irect on-line detection of the most abundant iron isotope 56Fe without interference from 40Ar16O.

6 stered on days 1 and 15 contained the stable iron isotopes (57)Fe and (58)Fe, respectively, and eryth

7 fteen pregnant women ingested an oral stable iron isotope (57Fe) in the second trimester (T2) of preg

8 ed a pooled analysis of standardized, stable iron isotope absorption studies performed by our laborat

9 We report the first iron isotope analysis of size-resolved, laser-induced pa

10 In this study, we couple iron isotope analysis to microscopic and mineralogical i

11 The excretory pattern of the iron isotopes and the rare earth elements was very simil

12 med a beverage containing 3.8 mg of a stable iron isotope, and plasma isotope appearance was measured

13 panied by iron isotope fractionation, stable iron isotopes are used as tracer for biological activity

14 ersuartuut, Greenland, are enriched in heavy iron isotopes by 0.1 to 0.5 per mil per atomic mass unit

15 ctively coupled plasma-mass spectrometry and iron isotopes by thermal ionization quadrupole mass spec

16 Laboratory experiments demonstrate that iron isotopes can be chemically fractionated in the abse

17 a ferromanganese crust demonstrates that the iron isotope composition in North Atlantic Deep Water ha

18 The iron isotope composition of sedimentary pyrite has been

19 the results of a correlated investigation of iron isotope compositions and silicon contents of silico

20 cate that Gakkel lavas are driven to heavier iron isotope compositions through partial melting proces

21 ications for the interpretation of dissolved iron isotope data especially in deep subseafloor sedimen

22 Here we present iron isotope data for dissolved and sequentially extract

23 Here we present the first pore water iron isotope data from a passive-tectonic and semi-arid

24 Body iron isotope dilution is a promising new method for quan

25 In the second study, we use a stable iron isotope dilution method over a 6-month period to de

26 Here we provide iron isotope evidence that the change in the ocean iron

27 We show that significant variations of iron isotopes exist in both terrestrial and extraterrest

28 These results demonstrate that iron isotopes fractionate during magmatic differentiatio

29 dings provide insight into the mechanisms of iron isotope fractionation and suggest that nonbiologica

30 s of iron bonds, we calculate an equilibrium iron isotope fractionation between silicate and iron und

31 es was carried out to investigate oxygen and iron isotope fractionation during the intracellular prod

32 ial iron cycling is typically accompanied by iron isotope fractionation, stable iron isotopes are use

33 quantitative distribution and proportion of iron isotopes from a single ferritin core have been dete

34 -001 significantly reduced the absorption of iron isotopes from breakfast meals compared to placebo.

35 We report analyses of iron isotopes in basalts from Kilauea Iki lava lake, Haw

36 Using stable iron isotopes in Kenyan infants, we compared FIA from mo

37 We measured iron isotopes in lunar samples, terrestrial rocks, and m

38 urements of the relative abundances of three iron isotopes in meteoritic and terrestrial samples.

39 isms and neglects the emerging evidence from iron isotopes in seawater and sediment porewaters for ad

40 No detectable fractionation of iron isotopes in the bacterial magnetites was observed.

41 iotic+iron groups (n = 66) consumed 4 stable iron isotope-labeled test meals without and with prebiot

42 However, heavy iron isotopes measured in seawater have recently led to

43 awian children (n = 48) using a novel stable iron isotope method.

44 onation line, showing that homogenization of iron isotopes occurred in the solar nebula before both p

45 have shown for major elements like nitrogen, iron isotopes offer a new window into our understanding

46 Factors associated with iron isotope partitioning between the maternal, neonatal

47 high-resolution transect of dissolved stable iron isotope ratios (delta(56)Fe) and iron concentration

48 Iron isotopes record the physical parameters, such as te

49 This study utilized data from stable iron isotope studies carried out in 68 women during the

50 This variability is reflected in iron isotope systematics (expressed as d(57)Fe), showing

51 This study investigates the iron isotope systematics in basalts from the ultraslow s

52 on from a standard test meal by using stable-iron-isotope techniques.

53 absence of food with the use of dual stable-iron-isotope techniques.

54 In a separate study utilizing stable iron isotopes, the 40% group absorbed 30% of ingested Fe

55 Iron isotopes, therefore, demonstrate that Ryugu and CI

56 A high-precision iron isotope time series for a ferromanganese crust demo

57 We administered stable iron isotopes to pregnant women and used maternal-fetal

58 Here we demonstrate that anomalously high iron isotope values (delta(56)Fe) of snowball iron forma

59 Variable and negative iron isotope values in pyrites older than about 2.3 Ga s

60 Between 2.3 and 1.8 Ga, positive iron isotope values of pyrite likely reflect an increase

61 ially over the past 6 million years and that iron isotope variations in the crust are closely correla

62 at nonbiological processes may contribute to iron isotope variations observed in sediments.

63 o isotope series indicates that the observed iron isotope variations predominantly reflect those of i

64 In the first study, using stable iron isotopes, we show that iron absorption from iron-fo

65 n = 10) women previously labeled with stable iron isotopes were followed preintervention for 90-120 d