ライフサイエンスコーパス: gravitropism

1 of the Arabidopsis mutant rgr1 (reduced root gravitropism).

2 d plants with respect to the gravity vector (gravitropism).

3 bidopsis show reduced shoot phototropism and gravitropism.

4 Y) is required for normal root and hypocotyl gravitropism.

5 been proposed to be a major player in plant gravitropism.

6 ttle is understood about the early events of gravitropism.

7 enting amyloplasts function as statoliths in gravitropism.

8 enes previously implicated to be involved in gravitropism.

9 nes have not been previously associated with gravitropism.

10 t observed in aux1 mutants is a loss of root gravitropism.

11 nt is primary and Ca2+ movement secondary in gravitropism.

12 increased basipetal auxin transport impedes gravitropism.

13 n the early signaling pathways of maize stem gravitropism.

14 or examining the participation of calcium in gravitropism.

15 a model system for the response component of gravitropism.

16 and that DEZ cells play an important role in gravitropism.

17 eption and signal transduction components of gravitropism.

18 ssociated with light-induced changes in root gravitropism.

19 s these changes are also important in normal gravitropism.

20 lls curved away from the HGMF, comparable to gravitropism.

21 oot tropic responses must be antagonistic to gravitropism.

22 tid sedimentation, and have severely reduced gravitropism.

23 ells of story 2 contributed the most to root gravitropism.

24 diagravitropism or of an alteration in root gravitropism.

25 ng root formation, vascular development, and gravitropism.

26 a unique role for the N-terminus of GTRC in gravitropism.

27 ponent, whose loss-of-function enhances root gravitropism.

28 utated, reverses the direction of protonemal gravitropism.

29 , act as statoliths to facilitate downstream gravitropism.

30 f conserved wavelength in response linked to gravitropism.

31 d phototropism and light-regulated hypocotyl gravitropism.

32 's gravity field by a dynamic process called gravitropism.

33 iana root development, response to auxin and gravitropism.

34 anges in cell growth that contribute to root gravitropism.

35 , and mechanosensing in the control of plant gravitropism.

36 activating auxin biosynthesis in response to gravitropism.

37 natural variation in monocot and dicot root gravitropism.

38 ition of root growth and early phase of root gravitropism.

39 ate in the early gravity signaling for shoot gravitropism.

40 subcellular processes for phenomena such as gravitropism.

41 nditions previously found to be important to gravitropism.

42 enerated insight into functions of GLR3.3 in gravitropism.

43 a positive regulatory loop required for root gravitropism.

44 timulus response parameters such as onset of gravitropism.

45 t are required for normal root and hypocotyl gravitropism.

46 h-related tropisms, such as phototropism and gravitropism.

47 rowth but contributes surprisingly little to gravitropism.

48 is a modulator of root cap morphogenesis and gravitropism.

49 e in Arabidopsis (Arabidopsis thaliana) root gravitropism.

50 erscoring the link between endomembranes and gravitropism.

51 blished between endomembrane trafficking and gravitropism.

52 gp1-100 mutants also displayed enhanced root gravitropism.

53 in regulating polar auxin transport and root gravitropism.

54 f these were confirmed to inhibit or enhance gravitropism.

55 eton has been implicated in regulating plant gravitropism.

56 lyzed the hypergravity response in the shoot gravitropism 2 (sgr2) mutant, which exhibits neither a s

57 We demonstrated that the egt2 (enhanced gravitropism 2) mutant of barley exhibits steeper root g

58 Gravitropism allows plant organs to direct their growth

59 Gravitropism allows plant organs to guide their growth i

60 d that straightening is not a consequence of gravitropism, although gravity has some effect on the ph

61 fferential cell elongation required for root gravitropism and angle.

62 apm1 alleles show defects in gravitropism and auxin transport.

63 l inhibitors of protein phosphatases on root gravitropism and basipetal auxin transport, as well as t

64 es an auxin efflux component regulating root gravitropism and basipetal auxin transport.

65 st that reduced PID kinase function inhibits gravitropism and basipetal indole-3-acetic acid transpor

66 -L-methionine pathway in the control of root gravitropism and cap morphogenesis.

67 Mutations in LAZY1 impair stem gravitropism and cause less upright inflorescence branch

68 of the moss Ceratodon purpureus show upward gravitropism and contain amyloplasts that sediment.

69 ling phenotypes, including hypocotyl length, gravitropism and cuticle permeability.

70 t the mdr mutants display faster and greater gravitropism and enhanced phototropism instead of the im

71 s, and that RCN1 and EIN2 modulate hypocotyl gravitropism and ethylene responses through independent

72 for dissecting endomembrane trafficking and gravitropism and for cognate target identification.

73 ve strengths of negative phototropism and of gravitropism and how much phototropism affects gravitrop

74 is governed by nutrient gradients, positive gravitropism and hydrotropism, negative phototropism and

75 us chemicals and genetic backgrounds on both gravitropism and hydrotropism, to provide an up-to-date

76 lant water status and may also regulate root gravitropism and hydrotropism.

77 tional regulation during the early stages of gravitropism and mechanical stimulation.

78 ite to lazy1, brxl4 mutants displayed faster gravitropism and more upright branches.

79 ma membrane, for polar auxin transport, root gravitropism and morphogenesis.

80 ht-induced response is weak relative to both gravitropism and negative phototropism, we used a novel

81 in tuning root tropic responses by promoting gravitropism and negatively regulating hydrotropism.

82 d ARL2, behave similarly to the wild type in gravitropism and other related assays.

83 iling arising from the combination of active gravitropism and passive root-plane responses.

84 The interaction between gravitropism and phototropism results in an alignment of

85 Land plants rely mainly on gravitropism and phototropism to control their posture a

86 y, each render TIR1 ineffective in mediating gravitropism and sustained auxin-induced root growth inh

87 ism-regulating factors function to attenuate gravitropism and the interplay between these various fac

88 escribed and demonstrated in the analysis of gravitropism and thigmomorphogenesis in corn seedlings (

89 s NPH4 is required for both phototropism and gravitropism and thus may function directly in the diffe

90 The chemicals affected gravitropism and vacuole morphology in concert in a tiss

91 re presented, along with descriptions of how gravitropisms and reaction woods contribute to the survi

92 onses, including seed germination, hypocotyl gravitropism, and chlorophyll biosynthesis, by physicall

93 ion, increased adventitious rooting, no root gravitropism, and ectopic expression from the SAUR-AC1 p

94 nhibitors of basipetal root auxin transport, gravitropism, and elongation growth.

95 opsis thaliana) has altered auxin transport, gravitropism, and ethylene response, providing an opport

96 ction of cotyledon opening, randomization of gravitropism, and gene regulation, were investigated in

97 ased chlorophyll accumulation, modulation of gravitropism, and induction of side branches in darkness

98 LAZY proteins are known as key regulators of gravitropism, and lazy mutants show striking gravitropic

99 ella cells of the root cap are important for gravitropism, and starchless mutants such as pgm1 displa

100 stimulate adventitious rooting, mediate root gravitropism, and stimulate transcription from the SAUR-

101 Basipetal indole-3-acetic acid transport and gravitropism are reduced in pid-9 seedlings, while acrop

102 -mediated root basipetal auxin transport and gravitropism, as well as auxin response in the root cent

103 abnormal amyloplast distribution and reduced gravitropism at 1 g.

104 functions in gravity signaling during shoot gravitropism, being a functional ortholog of rice LAZY1.

105 Blue light also affects root gravitropism but the sensitivity of roots to blue is 50

106 leton is proposed to play important roles in gravitropism, but the underlying mechanisms are obscure.

107 R2 is required for the PIN2 asymmetry during gravitropism by acting as a negative regulator of the ce

108 n of gravity but likely acts to downregulate gravitropism by continuously resetting the gravitropic-s

109 versial, is that auxins play a major role in gravitropism by controlling the rate of cell extension.

110 concentration-dependent modulation of shoot gravitropism by ethylene.

111 rter suggest that AUX1 is necessary for root gravitropism by facilitating basipetal auxin transport t

112 essments of the participation of ethylene in gravitropism by hypocotyls of tomato (Lycopersicon escul

113 The onset of positive gravitropism by lateral roots is positively correlated w

114 Therefore, actin could function in root gravitropism by providing a mechanism to regulate the pr

115 e consistent with a reciprocal regulation of gravitropism by RCN1 and PID.

116 ments suggest that the induction of positive gravitropism by red light involves a rise in cytoplasmic

117 y varying components of a conserved process (gravitropism) by making it feasible to conduct the same

118 Lycopersicon esculentum Mill.) indicate that gravitropism can occur without substantial change in eth

119 sitely oriented and LAZY-independent form of gravitropism causes the inflorescence stems of a lazy qu

120 AGRAVITROPIC 1 (AGR1) gene involved in root gravitropism confer increased root-growth sensitivity to

121 Auxin-mediated root gravitropism critically determines root angle, a key tra

122 The gravitropism defective 2 (grv2) mutants of Arabidopsis s

123 The gravitropism defective 2 (grv2) mutants of Arabidopsis t

124 The root morphogenesis and gravitropism defects of adk1-1 are accompanied by altere

125 rabidopsis thaliana) gene ETHYLENE-DEPENDENT GRAVITROPISM DEFICIENT AND YELLOW-GREEN1.

126 Here we show that root gravitropism depends on the novel protein, NEGATIVE GRAV

127 This resulted in rapid gravitropism even though the elongation rate of the root

128 nting for phototropism in the design of root gravitropism experiments in Arabidopsis.

129 idopsis aux1 mutants, including altered root gravitropism, fewer lateral roots, shorter root hairs, a

130 s of knockout mutants demonstrated a role in gravitropism for four of the seven: CCT2 functions in ph

131 e atlazy1;2;3;4 inflorescence, switching its gravitropism from downward to upward.

132 Gravitropism guides growth to shape plant architecture a

133 that individuals with extreme differences in gravitropism had more sterile crosses than individuals w

134 eption, response, and behavior), research on gravitropism has been dominated by different theories at

135 Although root gravitropism has been studied extensively, no conclusive

136 ildflower, Senecio lautus We find that shoot gravitropism has evolved multiple times in association w

137 Since the current model of root gravitropism has not been able to integrate all aspects

138 rhizoids are impaired in the early stages of gravitropism (i.e. gravity perception).

139 However, gravitropism improved dramatically when NS458 seedlings

140 p swing rate as a function of condition cast gravitropism in a multidimensional response space that p

141 at basipetally transported IAA controls root gravitropism in Arabidopsis.

142 impaired lateral root formation and abnormal gravitropism in both hypocotyl and root.

143 auxin and (b) compare these patterns during gravitropism in control roots and roots pretreated with

144 Gravitropism in dark-grown hypocotyls of the wild type w

145 cipal phytochrome responsible for inhibiting gravitropism in light.

146 with Latrunculin B (Lat B) strongly promoted gravitropism in maize roots.

147 l analysis of plasticity in general and root gravitropism in particular.

148 cesses such as touch and hearing in animals, gravitropism in plants, and bacterial osmoregulation.

149 The red light requirement for positive gravitropism in roots of corn (Zea mays cv "Merit") prov

150 ondary site/mechanism of gravity sensing for gravitropism in roots, and the possibility that the earl

151 fect both inflorescence development and root gravitropism in S. viridis.

152 o the horizontal displayed distinct negative gravitropism in solutions of iodixanol with densities of

153 is study is comparable to earlier studies of gravitropism in starch-deficient mutants of higher plant

154 nstream of phytochromes to control hypocotyl gravitropism in the light and act early in phototropin s

155 We propose a model for gravitropism in the woody stem in which the peripheral l

156 e kinetics of the light requirement for root gravitropism in this cultivar.

157 Plasticity of gravitropism in wild-type Arabidopsis (Arabidopsis thali

158 Root gravitropism in wild-type Arabidopsis and in two starchl

159 rowth, lateral root formation, and timing of gravitropism, indicating that SHY2/IAA3 regulates multip

160 Maize (Zea mays) stem gravitropism involves differential elongation of cells w

161 ontrols both shoot and root architecture.(1) Gravitropism is a dynamic process whereby gravistimulati

162 ATP gradient in auxin export and plant root gravitropism is discussed.

163 The study of gravitropism is hindered by the fact that as a root resp

164 phosphoinositide signaling pathway in plant gravitropism is not well understood.

165 In roots, gravitropism is the predominant tropistic response, but

166 onal growth and morphogenesis in plants, and gravitropism is the process by which plants perceive and

167 Shoot gravitropism is triggered when statocysts sense the loca

168 Conversely, hydrotropism, but not gravitropism, is inhibited by preventing differential ce

169 of a rod-like organ and compared it with the gravitropism kinematics of different organs from 11 angi

170 iments with Brassica rapa verified that that gravitropism-like induction of curvature is possible in

171 and characterized a key RSA regulatory gene, GRAVITROPISM LOSS 1 (OsGLS1), in rice (Oryza sativa L.).

172 If so, pairs of orthologous genes affecting gravitropism may be present within the maize and Arabido

173 Time-resolved gravitropism measurements of atlazy1 hypocotyls and prim

174 be due at least in part to a reversal in the gravitropism mechanism.

175 the ein2 mutation abrogates the accelerated gravitropism observed in rcn1 hypocotyls, indicating tha

176 uss the molecular mechanisms that govern the gravitropism of angiosperm roots, where a physical separ

177 imilar to those found inside cells can block gravitropism of Arabidopsis roots.

178 se chemicals for compounds that affected the gravitropism of Arabidopsis seedlings positively or nega

179 Here, we report that in root gravitropism of Arabidopsis thaliana, auxin regulates ro

180 The role of reactive oxygen species (ROS) in gravitropism of maize and Arabidopsis (Arabidopsis thali

181 Red light-induced changes in the gravitropism of roots of Zea mays variety Merit is a ver

182 lated-seedling growth by inhibiting negative gravitropism of the hypocotyls via modulating auxin home

183 ental traits, such as epidermal twisting and gravitropism of the root.

184 rong contractile force resulting in negative gravitropism of the stem.

185 default mechanism of downward growth, termed gravitropism, often functions to counteract hydrotropism

186 en media denser than the cell should prevent gravitropism or reverse its direction.

187 We have characterized auxin transport and gravitropism phenotypes of rcn1 hypocotyls and have expl

188 onses of the roots to the environment (e.g., gravitropism, phototropism, and thigmotropism).

189 al growth responses, including phototropism, gravitropism, phytochrome-dependent hypocotyl curvature,

190 ochrome primarily responsible for inhibiting gravitropism, proving the utility of the mutant library.

191 Root gravitropism relies on gravity perception by the root ca

192 Phototropism and gravitropism represent adaptive growth responses induced

193 Our experiments revealed that shoot gravitropism responds to natural selection in the expect

194 , loss of NGR reverses the direction of root gravitropism, resulting in roots growing upward.

195 g1-2 double mutant roots display kinetics of gravitropism similar to those of single mutants.

196 tro, leads to a reduction in root growth and gravitropism, similar to the effects of synthetic auxin

197 lthough previous reports of Arabidopsis root gravitropism suggest latent periods of approximately 30

198 The tt4(2YY6) roots had delayed gravitropism that was chemically complemented with a fla

199 e, we show that adaptive divergence in shoot gravitropism, the ability of a plant's shoot to bend upw

200 Gravitropism, the bending of plants in response to gravi

201 In addition, unlike its role in root gravitropism, the elongation zone performs a dual functi

202 Gravitropism, the patterning of postembryonic growth in

203 Gravitropism, the slow reorientation of plant growth in

204 t Ca2+ does not redistribute actively during gravitropism: the asymmetry arises because of its releas

205 s, we assessed the roles of AGB1 and XLG3 in gravitropism, thigmotropism and hormonal responses.

206 For root gravitropism to occur, AUX1 and PIN2 must transport auxi

207 fied at three loci using this cold effect on gravitropism to screen for gravity persistence signal (g

208 tyl to the presence of obstacles, overriding gravitropism, to enable efficient circumnavigation throu

209 B), a potent actin-disrupting drug, on root gravitropism using various parameters that included deta

210 ted ethylene levels negatively regulate root gravitropism, using EIN2- and ETR1-dependent pathways, a

211 motor that determines the direction of plant gravitropism via mediating the asymmetric distribution o

212 grew as straight as the wild type, but their gravitropism was enhanced.

213 However, upon 90 degrees reorientation, mdr1 gravitropism was inseparable from the wild type.

214 Root gravitropism was selected as the process to study with h

215 Gravitropism was stronger than phototropism in some but

216 wall pH mediates the initial stages of root gravitropism, we combined a novel cell wall pH sensor (a

217 To delineate the role of InsP3 in plant gravitropism, we generated Arabidopsis (Arabidopsis thal

218 ved genetic elements affecting seedling root gravitropism, we measured the process in a set of Zea ma

219 periods of illumination found to exaggerate gravitropism were 45 min of continuous illumination and

220 icroM NPA, hypocotyl and root elongation and gravitropism were strongly inhibited.

221 ed roots, and its developmental consequence (gravitropism), were inhibited by micromolar concentratio

222 abidopsis display altered root and hypocotyl gravitropism, whereas their inflorescence stems are full

223 Both molecules do disrupt root gravitropism, which is a developmental process requiring

224 t growth towards gravity in a process termed gravitropism, which is necessary for roots to grow into

225 on inhibitor diphenylene iodonium attenuated gravitropism while enhancing hydrotropism.

226 to have altered auxin transport, growth, and gravitropism, while rcn1 hypocotyl elongation exhibited

227 PIN proteins, the lip5 roots showed abnormal gravitropism with an enhanced response within the first

228 rabidopsis thaliana alter root and hypocotyl gravitropism without affecting phototropism, root growth

229 s of PID activity alters auxin transport and gravitropism without causing an obvious change in cellul