ライフサイエンスコーパス: tortuosity

1 a membranes ("viscosity") and ECS geometry ("tortuosity").

2 es showed that artery buckling could lead to tortuosity.

3 ght on the mechanism of collateral arteriole tortuosity.

4 tude is possible by minimizing the micropore tortuosity.

5 clinically by vitreal fibroplasia and vessel tortuosity.

6 ts in tumor vessels with decreased radii and tortuosity.

7 y considered to be governed by diffusion and tortuosity.

8 na (CAIAR) program, including 14 measures of tortuosity.

9 hindrance to TMA(+) diffusion, expressed as tortuosity.

10 ent yields zeta-potential and average tissue tortuosity.

11 es from viscosity and approximately 50% from tortuosity.

12 ls/cm2, P<0.05 versus HC), as was arteriolar tortuosity.

13 segment length per unit volume, and vascular tortuosity.

14 rable level of retinal vascular dilation and tortuosity.

15 seful for the evaluation of the porosity and tortuosity.

16 on in vessel branching, and increased vessel tortuosity.

17 or focal; segmental dilatation/ectasia; and tortuosity.

18 beading, stenosis, aneurysm, dissection, or tortuosity.

19 escribed by the intraparticle pore diffusion tortuosity.

20 nt SCAD most often occurs within segments of tortuosity.

21 t dissection, intramural hematoma, spasm, or tortuosity.

22 sionally interconnected pore system with low tortuosity.

23 retinal vasodilatation, and retinal vascular tortuosity.

24 to decreasing void fractions and increasing tortuosities.

25 +/- 2.8 mV, and a larger variability for the tortuosity, 1.98 +/- 0.12.

26 and was associated inversely with arteriolar tortuosity (-2.83 x 10(-5); P = 0.044).

27 ight and inversely related to retinal vessel tortuosity--a characteristic that has both structural an

28 In the absence of tortuosity, anastomoses had little effect on oxygen tran

29 Three eyes demonstrated vascular tortuosity and 2 eyes demonstrated a pronounced early te

30 acy was 90% or less when using only arterial tortuosity and 85% or less using a 2- to 3-disc diameter

31 se is characterized by the triad of arterial tortuosity and aneurysms, hypertelorism, and bifid uvula

32 Angiograms were reviewed for coronary tortuosity and assigned a tortuosity score.

33 dients form by diffusion that is hindered by tortuosity and binding to extracellular molecules.

34 , for arterioles with diameter of 30 microm, tortuosity and branch angles increased with age (P < 0.0

35 one have investigated an association between tortuosity and cardiovascular outcomes in LDS or other c

36 VEGF with a neutralizing antibody decreased tortuosity and caused endothelial mitosis cleavage plane

37 urthermore, ET-A blockade in HC decreased MV tortuosity and improved MV endothelial function, suggest

38 Aorta tortuosity and irregularity became noticeable at E15.5.

39 The paper also discusses the definition of tortuosity and its independence of the measurement frame

40 Excessive tortuosity and lack of conformability were not associate

41 Due to Tortuosity and lack of stamp of right subclavian vein co

42 ulations - in which, respectively, velocity, tortuosity and spatial bias change - highlight the sensi

43 lity is made independent of the porosity and tortuosity and therefore can be useful to estimate the z

44 central vessel loss and subsequent vascular tortuosity and tufting that is characteristic of OIR.

45 Mice developed retinal arterial tortuosity and venous dilation after exposure to OIR, wh

46 All experts considered arterial tortuosity and venous dilation while reviewing each imag

47 athy of prematurity (ROP) reference arterial tortuosity and venous dilation within the posterior pole

48 rictly on definitions of sufficient arterial tortuosity and venous dilation, all but 1 expert changed

49 Two hallmarks of plus disease, arterial tortuosity and venous dilation, were analyzed on fixed r

50 ere unaffected by NR, suggesting that tubule tortuosity and/or tubule length was decreased in the NR

51 orithm is then used to compute the geometric tortuosities, and the results are compared with publishe

52 es (29% hypertelorism, 53% cervical arterial tortuosity, and 27% wide scars) when compared with patie

53 Vein dilation, arterial tortuosity, and BrdU incorporation gradually increased o

54 illaries (AC) and pericyte loss (PL), vessel tortuosity, and capillary basement membrane (BM) thickne

55 neal nerve fiber length, corneal nerve fiber tortuosity, and corneal Langerhans cell density between

56 ters of analysis were vessel area, diameter, tortuosity, and FA dye leakage.

57 with disc hyperemia, vascular dilatation and tortuosity, and fluorescein leakage at the disc and in t

58 or the development of CCDD, retinal vascular tortuosity, and glaucoma.

59 ked with the development of retinal vascular tortuosity, and MAPK1, which seems to play a role in axo

60 amaged vessels, hemosiderin deposits, vessel tortuosity, and microaneurysms.

61 led and the effect on vascular obliteration, tortuosity, and neovascularization quantified.

62 nnervation disorder (CCDD), retinal vascular tortuosity, and primary infantile glaucoma.

63 arameters were considered: number per frame, tortuosity, and reflectivity.

64 ations included diverticulosis, enlargement, tortuosity, and stenosis at various levels of the intest

65 position and dendritic field size, density, tortuosity, and stratification were subjected to quantit

66 l, a model with relevance to ROP, arteriolar tortuosity, and venous dilation are increased through VE

67 crovessel rarefaction, decrease in capillary tortuosity, and widening of microvessel diameter.

68 A high degree of iliac arterial tortuosity appears to impart greater risk for the develo

69 ietz syndrome (LDS), yet reports on arterial tortuosity are based on qualitative observations and non

70 Some considered venous tortuosity, arterial dilation, peripheral retinal featur

71 etection of anatomic variants and identified tortuosity as the likely cause of borderline localized e

72 and was diagnosed with cutis laxa, vascular tortuosity, ascending aortic aneurysm, developmental emp

73 The ROC curve for ROPtool's tortuosity assessment had an area under the ROC curve of

74 tients did not exhibit improvement in vessel tortuosity at 2-month follow-up, and all patients demons

75 ients had quantitative improvement in vessel tortuosity at 2-month follow-up, with drop out of small

76 All patients exhibited abnormal vessel tortuosity at baseline.

77 s, with summer behaviour showing higher path tortuosity at the oceanic range extremes.

78 f retinal vascular parameters (e.g. caliber, tortuosity, branching angle and fractal dimension) were

79 Quantitative retinal vascular parameters (tortuosity, branching angle, and fractal dimension) were

80 owth is correlated with increasing electrode tortuosity by using focused ion beam and scanning electr

81 Tortuosity coefficient was increased in patients with HI

82 o prevent or reverse vascular dilatation and tortuosity completely.

83 urther supported by the previously described tortuosity decrease in ischemic brain slices where dead-

84 The tortuosity, defined as the square root of the ratio of D

85 nces were demonstrable in arterial or venous tortuosity, diameter or branch density.

86 nd that although the absolute values for the tortuosities differ, the dependence of the tortuosity on

87 When adjusted to account for in vivo tortuosity, diffusion coefficients in gels matched previ

88 To resolve viscosity versus tortuosity effects, we measured direction-dependent (ani

89 ations shows that the model gives reasonable tortuosity estimates for a number of regular and randomi

90 A simple approximation then leads to tortuosity estimates in a number of two-dimensional (2D)

91 s constrained by two macroscopic parameters, tortuosity factor lambda and volume fraction alpha.

92 The tortuosity factor quantifies the apparent decrease in di

93 the experimental data with this model yields tortuosity factors that are characteristic of the adsorb

94 IH: empty sella, perioptic dilation, optical tortuosity, flattening of the posterior globe, swelling

95 f quantitative measurement of retinal vessel tortuosity for diabetic complication risk assessment.

96 % CI, 94%-95%) when it incorporated vascular tortuosity from both arteries and veins and with the wid

97 Severe tortuosity (>/=2 consecutive curvatures >/=180 degrees )

98 , retinal neovascularization (NV) and vessel tortuosity have distinct spatial and temporal links with

99 h as proximity to the great vessels and arch tortuosity, have been and remain a device engineering fo

100 Deletion of Rbpj from adult ECs led to tortuosities in gastrointestinal, uterine and skin vascu

101 fistula drainage sites in 4, extreme vessel tortuosity in 1 and an intracardiac hemangioma in 1.

102 52.5%) girls and 55/131 (42.0%) boys, vessel tortuosity in 17/98 (17.3%) girls and 32/131 (24.4%) boy

103 rent SCAD (n=40) occurred within segments of tortuosity in 80% of cases.

104 procedure to obtain a general expression for tortuosity in a complex environment.

105 coronary angiographic abnormalities included tortuosity in all cases (91% were moderate to severe), i

106 Calculating tortuosity in biologically relevant geometries is diffic

107 rome characterized by aneurysms and arterial tortuosity in combination with osteoarthritis.

108 have previously measured zeta-potential and tortuosity in intact brain tissue; however, the method w

109 wn that addition of dead-end pores increases tortuosity in proportion to the square root of enlarged

110 was to determine the prevalence of coronary tortuosity in SCAD and whether it may be implicated in t

111 h swimming speed (>60 mum s(-1)), and a high tortuosity in the trajectories.

112 aries with anastomoses, and capillaries with tortuosity, in order to examine the effects of these geo

113 Prespecified angiographic markers of tortuosity including corkscrew appearance and multivesse

114 Vascular tortuosity increased significantly in high-risk lesions,

115 sed, crossings were more frequent, and nerve tortuosity increased.

116 Increased retinal vascular tortuosity independently of the PXE-like fundus changes

117 ts (16.9%) showed increased retinal vascular tortuosity independently of the PXE-like fundus changes,

118 Vertebral tortuosity index >/=50 was associated with earlier age a

119 ic root strain (P=0.05) and higher vertebral tortuosity index (P=0.01) were independently associated

120 distance factor was designated the Vertebral Tortuosity Index (VTI).

121 erity such as aortic stiffness and vertebral tortuosity index have been proposed.

122 Vertebral tortuosity index was calculated as previously described.

123 The tortuosity index was higher ipsilateral to the primary c

124 The iliac tortuosity index was significantly larger in iliac arter

125 icator of global iliac tortuosity, the iliac tortuosity index, was defined as the sum of the curvatur

126 ncidence and panretinal arteriole and venule tortuosity indexes (TI(a), TI(v)) were measured from ADP

127 Tortuosity indices and endothelial cleavage plane angles

128 Tortuosity indices based on changes in subdivided chord

129 Tortuosity indices based on subdivided chord length meth

130 aphs were obtained at the same ages, and the tortuosity indices of the arterioles (TIA) and venules (

131 comparing morning and afternoon sessions) of tortuosity indices was calculated.

132 vascular defects including emphysema, artery tortuosity, irregularity, aneurysm, rupture, and resulti

133 al of OHSCs is -22 +/- 2 mV, and the average tortuosity is 1.83 +/- 0.06.

134 e relative amount of extracellular space and tortuosity is a measure of hindrance of cellular obstruc

135 d-derived carbon monolith reactor with a low tortuosity is demonstrated for high-temperature reaction

136 Arterial tortuosity is described as a common and distinctive feat

137 Coronary artery tortuosity is highly prevalent in the SCAD population an

138 Hindrance is quantified by the tortuosity lambda; the tortuosity obtained from simulati

139 racellular space (ECS) are summarised by the tortuosity (lambda) and the volume fraction (alpha).

140 ibution, the volume fraction (alpha) and the tortuosity (lambda) can be estimated.

141 ion parameters: ECS volume fraction (alpha), tortuosity (lambda), and TMA(+) loss (k').

142 Extracellular tortuosity (lambda), normally 1.6, increases to 1.9 in i

143 fusion is subject to hindrance, described by tortuosity, lambda = (D/D*)1/2, where D is the free diff

144 eat interest due to their high porosity, low tortuosity, large surface pore size, and high surface hy

145 us, reduced cross-sectional area (theta) and tortuosity largely accounted for the more than 5 orders

146 tial peripheral vessels, venous and arterial tortuosity, late-phase disc leakage, central and periphe

147 yed in the Bruggeman equation, and such high tortuosity leads to extremely low intrinsic permeability

148 phic criteria were used to identify arterial tortuosity (limited vasculopathy) and stenosis or occlus

149 Retinal vascular tortuosity may be an additional disease manifestation in

150 Retinal vascular tortuosity may be an additional disease manifestation re

151 These findings suggest that coronary tortuosity may serve as a marker or potential mechanism

152 Arterial tortuosity measured by magnetic resonance angiography is

153 ast cancer and if serial quantitative vessel tortuosity measurements can be used to predict tumor tre

154 Vessel tortuosity measurements enabled us to correctly predict

155 Tortuosity measures based on curvature performed less we

156 iated with risk of fracture, including slack/tortuosity measures, pulse generator and superior vena c

157 ired, results suggest that changes in vessel tortuosity might enable early prediction of tumor treatm

158 studied result in higher instances of vessel tortuosity near the tumor site.

159 rily in the microvessels, including vascular tortuosity, obliterated acellular capillaries, and peric

160 is quantified by the tortuosity lambda; the tortuosity obtained from simulations using uniformly spa

161 pressure (IOP), decreased retinal arteriolar tortuosity (odds ratio [OR], 1.73; 95% confidence interv

162 h a zeta-potential of -22.8 +/- 0.8 mV and a tortuosity of 2.24 +/- 0.10.

163 The average tortuosity of AV channels was 26% higher in patients wit

164 na when diagnosing plus disease and consider tortuosity of both arteries and veins, in contrast with

165 ower number of beadings, and higher grade of tortuosity of fibers in the subbasal nerve plexus.

166 ation (OR, 20; 95% CI: 6.1-65.3; P < .0001), tortuosity of intrapapillary capillary loops (IPCLs) (OR

167 Shrinkage of neurons, tortuosity of mossy fibers, accumulation of phosphorylat

168 icro-CT scanner, and the spatial density and tortuosity of myocardial microvessels were determined in

169 se boundary length, and the connectivity and tortuosity of specific subphases.

170 Because curvature and tortuosity of the bile duct are unaltered, this enlargem

171 to agar gel is consistent with the increased tortuosity of the brain microenvironment.

172 ygotes displayed cryptorchidism and abnormal tortuosity of the ductus deferens, and female transheter

173 giocyte-immunized rats showed distortion and tortuosity of the entire intrahepatic biliary ductal sys

174 Tortuosity of the extracellular space describes hindranc

175 The diffusion analysis also determined the tortuosity of the extracellular space.

176 Extracellular volume fraction and tortuosity of the granular layer of the cerebellum were

177 educed by proper choice of the pore size and tortuosity of the hydrogel in the DMB tip.

178 ted in 7.3%, and 7.2% had moderate to severe tortuosity of the lesion.

179 rically been difficult due to the length and tortuosity of the organ itself.

180 d after taking into account the porosity and tortuosity of the packing as well.

181 to 8 wt% MMT, indicating that the increased tortuosity of the permeant path was effective on barrier

182 Simulation results reveal that the tortuosity of the shales is much higher than that common

183 The tortuosity of the track taken by an animal searching for

184 ied, and integrated curvature, diameter, and tortuosity of the vessels were calculated.

185 effects of capillary network anastomoses and tortuosity on oxygen transport in skeletal muscle, as we

186 tion of the effects of vascular dilation and tortuosity on perivascular tissue.

187 e tortuosities differ, the dependence of the tortuosity on pore volume fraction is very similar to th

188 rease in apoB was associated with arteriolar tortuosity only (1.75 x 10(-5); P = 0.050).

189 r side branch jeopardy or excessive proximal tortuosity or calcification).

190 graphitized, C5-containing fullerenic (high tortuosity or curved) soot nanostructures arising from d

191 Tortuosity or stenosis was evaluated if localized Dopple

192 ighest quartiles), decreased retinal venular tortuosity (OR, 1.59; 95% CI, 1.29-1.97), and narrower r

193 raded 84 images showing vascular dilatation, tortuosity, or both and 251 images showing no evidence o

194 Retinas from 50/10 OIR had increased tortuosity over time with peaks at p12 and p14 (P < 0.00

195 ty, stromal reflectivity and sub-basal nerve tortuosity (p = 0.000, 0.014, 0.008, 0.002), less GSS sc

196 sity, stromal reflectivity, sub-basal nerves tortuosity (p = 0.0000, 0.037, 0.006, 0.0000) and less G

197 .137], perioptic dilation [p=0.265], optical tortuosity [p=0.948], flattening of the posterior globe

198 lue to the level of vascular abnormality and tortuosity present in each of 4 quadrants or sectors.

199 dimensional assessments of calcification and tortuosity provided limited additional value for SRC pre

200 0% [95% CI: 1%, 29%]), and four had arterial tortuosity (sample prevalence rate, 19% [95% CI: 5%, 42%

201 Tortuosity score >5 was associated with a trend toward h

202 event (78% versus 17% in controls; P<0.0001; tortuosity score, 4.41+/-1.73 versus 2.33+/-1.49 in cont

203 iewed for coronary tortuosity and assigned a tortuosity score.

204 ecificity is manifested in a relatively high tortuosity, small branch length of these axons, and corr

205 TGFbeta) signaling in patients with arterial tortuosity syndrome (ATS).

206 l diameter (D(v)), fractal dimension (D(f)), tortuosity (T(v)), and densities of vessel area, length,

207 ther speed or efficiency proportional to the tortuosity, tau, of the bed.

208 nt with the predicted influence of interface tortuosity (taua) for diffusion along grain surfaces.

209 sion of smaller dendrimers exhibited greater tortuosity than larger dendrimers in the interparticle p

210 as significantly greater in children who had tortuosity than percentage of hemoglobin S in children w

211 An indicator of global iliac tortuosity, the iliac tortuosity index, was defined as t

212 ncy between the theoretical and experimental tortuosity values are discussed.

213 ibit normal phenotype, i.e., lower diameter, tortuosity, vascular permeability, and leukocyte adhesio

214 Tortuosity was 1.70 in the normal saline, 1.79 in the hy

215 In multivariate analysis, higher arteriolar tortuosity was associated with retinopathy (odds ratio [

216 Tortuosity was common in patients presenting with their

217 density, total nerve count, main trunks, and tortuosity was correlated significantly with corneal sen

218 abdomen were diagnosed, and in 48%, arterial tortuosity was diagnosed.

219 Tortuosity was found to increase tissue oxygenation, esp

220 ngiography, arterial stenosis, occlusion, or tortuosity was identified.

221 Greater retinal arteriolar tortuosity was independently associated with retinopathy

222 Retinal vessel tortuosity was measured from digitized retinal photograp

223 A significant change in vessel tortuosity was not observed.

224 Tortuosity was significantly higher in diabetic patients

225 Tortuosity was significantly higher in the PDR group (2.

226 control subjects without the trait, arterial tortuosity was significantly more common in children wit

227 factor of surface diffusion, and the surface tortuosity) was also considered.

228 The tortuosities we measure are larger than those computed i

229 Decreased lesional vascular ectasia and tortuosity were also observed and were accompanied by re

230 nerve density, nerve numbers, branching, and tortuosity were assessed and correlated.

231 screw appearance and multivessel symmetrical tortuosity were associated with extracoronary vasculopat

232 Changes in vessel number, radius, and tortuosity were calculated mathematically, normalized wi

233 ve number, main nerve trunks, branching, and tortuosity were evaluated after IVCM and were correlated

234 uration topology, relative permeability, and tortuosity were kept constant and transport was studied

235 d alterations in thickness, deflections, and tortuosity were observed in stromal corneal nerves.

236 vascular BM thickening, and increased vessel tortuosity were observed in the retinas of gal-fed marmo

237 Metrics of microvascular tortuosity were significantly higher in the tumor popula

238 , designed to distinguish different types of tortuosity, were applied to image data.

239 changes in extracellular volume fraction and tortuosity, which are thought to determine the reduction

240 iographic findings were assigned a score for tortuosity with a new quantitative scale.

241 nguishable mean values of zeta-potential and tortuosity, with a similar variability for zeta-potentia

242 Interobserver agreement of vessel tortuosity within one grade was high (kappa = 0.97), wit

243 ff size exceeding 17.5 A and does not impose tortuosity within the diffusion root mean-square displac