ライフサイエンスコーパス: carbogen

1 (sO2) levels and BOLD signal in response to carbogen.

2 inued with air (for controls) or switched to carbogen.

3 ugh the vascular central retinal response to carbogen, 0 to 1 mm from the optic nerve, was greater th

4 e vascular midperipheral retinal reaction to carbogen, 1 to 2 mm from the optic nerve, was as low as

5 ous delta PO2 during the breathing of either carbogen (130 +/- 9 mm Hg, mean +/- SEM; n = 5) or 100%

6 retinal vitreous delta PO2 were found during carbogen (164 +/- 23 mm Hg; n = 3) and oxygen breathing

7 ent three episodes of air and 100% oxygen or carbogen (5% CO(2) and 95% O(2)) breathing.

8 paring paired images acquired during air and Carbogen (7% CO2 and 93% oxygen) breathing.

9 ht fasting, animals, breathing either air or carbogen (95% O(2) + 5% CO(2)), were intravenously admin

10 Using EPRI and an air/carbogen (95% O(2) plus 5% CO(2)) breathing cycle, we vi

11 Alternating breathing cycles with air or carbogen (95% O(2) plus 5% CO(2)) distinguished higher a

12 d while the host first breathed air and then carbogen (95% O(2), 5% CO(2); n = 16).

13 Oxygenation of tumors was enhanced on carbogen (95% O(2)/5% CO(2)) inhalation.

14 g were performed to assess tumor response to carbogen (95% O2, 5% CO2) in mice with head and neck tum

15 MRI and a 2-minute carbogen (95% O2/5% CO2) inhalation challenge (see ref.

16 oxygenation response (deltaPO2, mm Hg) to a carbogen (95% O2/5% CO2) inhalation challenge.

17 ra serrata to inferior ora serrata) during a carbogen (95% O2/5% CO2) inhalation challenge.

18 creased when the tumor-bearing mice breathed carbogen (95% O2:5% CO2).

19 tic resonance imaging (fMRI) technique and a carbogen (a gas mixture of 5% carbon dioxide and 95% oxy

20 Carbogen alone provided minimal sensitization.

21 DDFP plus carbogen appears to completely reverse the hypoxic cell

22 duction in the tumor hemodynamic response to carbogen at PAI (P = .030).

23 Carbogen-based functional imaging with PAI and BOLD MR i

24 Additionally, mild hyperthermia followed by carbogen breathing further increased the tumor pO2 and i

25 The hyaloidal perfusion response to carbogen breathing in the newborn rats decreased as foll

26 BOLD retinal responses to oxygen and carbogen breathing in unanesthetized humans can be relia

27 d that mild hyperthermia in combination with carbogen breathing is potentially useful to reoxygenate

28 Retinal deltaPO(2) during carbogen breathing of the 40/15 animals that did not hav

29 hat in the normal adult and newborn rat eye, carbogen breathing oxygenates the inner retina better th

30 Carbogen breathing significantly decreased (18)F-FDG acc

31 deltaPO(2) was 61% greater (P < 0.05) during carbogen breathing than during oxygen breathing.

32 Retinal DeltaPO(2) during carbogen breathing was also measured in PKCbeta knockout

33 In C mice, retinal DeltaPO(2) during carbogen breathing was significantly greater (P < 0.05)

34 In D mice, DeltaPO(2) during carbogen breathing was significantly lower than normal i

35 Functional hyaloidal volumes during carbogen breathing were not significantly different (P >

36 no longer had NV, retinal deltaPO(2)s during carbogen breathing were significantly (P < 0.05) lower t

37 This enhanced uptake was abrogated by carbogen breathing, indicating that in the absence of ph

38 icroscopic peritoneal tumors were reduced by carbogen breathing.

39 als with enhanced pre-PDT oxygenation due to carbogen breathing.

40 room air combined with either 100% oxygen or carbogen breathing.

41 DDFP plus carbogen caused dramatic radiosensitization, and the rad

42 ent of the retinal oxygenation response to a carbogen challenge appears to be a powerful new and noni

43 ssel density and vascular reactivity (VR) to carbogen challenge of HD mice were monitored by 3D Delta

44 lation (that is, its ability to respond to a carbogen challenge) and quantitatively comparing the fun

45 The present data show the applicability of carbogen-challenge functional MRI to the study of retina

46 Carbogen-challenge MRI seems to be a useful tool for ass

47 t significantly different between oxygen and carbogen challenges (P > 0.05).

48 ower sensitivity regions, which responded to carbogen, corresponding to cycling hypoxia and chronic h

49 Carbogen-enhanced MRI appears to be a powerful new and n

50 Breathing carbogen gas significantly decreased the hypoxia level m

51 Carbogen gas-challenge BOLD MR imaging can depict hepati

52 d FAIR MRI revealed gradually impaired VR to carbogen in HD mice.

53 not reveal any difference in baseline R2* or carbogen-induced change in R2*.

54 dies exhibited excellent correlation between carbogen-induced changes in SO(2) and pO(2) of radiation

55 baseline tumor R2* (r = -0.54, P = .03) and carbogen-induced DeltaR2* (r = 0.56, P = .02), demonstra

56 del of breast cancer, baseline tumor R2* and carbogen-induced DeltaR2* are predictive imaging biomark

57 bited wide heterogeneity in the magnitude of carbogen-induced reduction in R2*, an emerging imaging b

58 Carbogen inhalation and oral corticosteroids were also g

59 before (room air [ra]) and during a 4-minute carbogen inhalation challenge in five groups: control Sp

60 icacy, was measured by MRI during a 2-minute carbogen inhalation challenge in four groups: control ra

61 that magnetic resonance imaging (MRI) and a carbogen inhalation challenge provides important diagnos

62 l response of the hyaloidal circulation to a carbogen inhalation challenge was noninvasively evaluate

63 ional magnetic resonance imaging (MRI) and a carbogen inhalation challenge was used to measure retina

64 rior correlation in the temporal response to carbogen inhalation for the experimental animals than in

65 Carbogen inhalation showed significantly higher signal i

66 Percent changes due to oxygen or carbogen inhalation versus air were tabulated for whole-

67 Carbogen inhalation-enhanced MR microangiography signal

68 asurements were made during air, oxygen, and carbogen inhalation.

69 1.3% (N = 11 trials from five subjects) for carbogen inhalation.

70 etinal oxygen tension (Delta PO(2)) during a carbogen-inhalation challenge.

71 Systemic levels of hyperoxia during carbogen or 100% oxygen breathing were not significantly

72 magnetic resonance imaging (MRI) and either carbogen or 100% oxygen inhalation challenge in C57BL/6J

73 ne anesthesia with the animals breathing O2, carbogen, or air, median PO2 values increased significan

74 genation change (measured using ra and first carbogen periods [t1 - ra]) and the next 2-minute change

75 inute change (assessed with first and second carbogen periods [t2-t1]) for superior and inferior hemi

76 % oxygen breathing (n = 5) before a 2-minute carbogen provocation.

77 on intravenously and retinal DeltaPo2 during carbogen provocation.

78 hyaloidal circulation perfusion response to carbogen, the functional spatial extent of the hyaloidal

79 In vivo hemodynamic response to carbogen was characterized by a significant increase in

80 In the ROP group, the response to carbogen was lower (P < 0.05) at every distance from the