ライフサイエンスコーパス: root tip

1 gulates the distribution of auxin within the root tip.

2 genes oscillating in opposite phases at the root tip.

3 e based on excluding Al(+3) from the growing root tip.

4 nd ARG1 in regulating auxin flux through the root tip.

5 uble ADK levels and activity increase in the root tip.

6 categories highlight functions of the maize root tip.

7 mporal oscillations in auxin response in the root tip.

8 le in the sloughing of border cells from the root tip.

9 pecifically in undifferentiated cells of the root tip.

10 to modulate vesicular cycling of PIN1 at the root tip.

11 ivity and mediated by auxin signaling in the root tip.

12 is sustained by stem cells maintained at the root tip.

13 ot tips and the stele region proximal to the root tip.

14 to the periodontal ligament of the retained root tip.

15 ells that separate from the periphery of the root tip.

16 trolling cell division and elongation at the root tip.

17 by fluorescence microscopy in cells near the root tip.

18 A for endosperm and leaflet and to 140 A for root tip.

19 NHX1 was expressed in all tissues except the root tip.

20 the hypocotyl-root transition zone, and the root tip.

21 localization of SS was confined only to the root tip.

22 gene expression across a gravity-stimulated root tip.

23 initiation occurs early, 3 to 8 mm from the root tip.

24 at nuclei in the meristematic region of the root tip.

25 in LRPs and to a lower extent at the primary root tip.

26 oned along the xylem axis of the Arabidopsis root tip.

27 ps to maintain proper auxin transport to the root tip.

28 ranslocation stream and were unloaded at the root tip.

29 tiation and endoreduplication in the primary root tip.

30 odic oscillation in gene expression near the root tip.

31 he site of maximum auxin accumulation at the root tip.

32 d of distal stem cell control in the primary root tip.

33 ted with peak VvPIP expression levels in the root tip.

34 -FORMED are dramatically reduced in the wxr3 root tip.

35 ffects were detected in the same zone of the root tip.

36 medium and a simultaneous twisting near the root tip.

37 g double-stranded RNA (dsRNA) in Arabidopsis root tips.

38 to high levels in the roots, particularly in root tips.

39 AP1 association with the nuclear envelope in root tips.

40 cell division, and exhibit cell death at the root tips.

41 rmis of the cell division zone of developing root tips.

42 essed by in vivo measurements in Arabidopsis root tips.

43 are expressed in the external cell layers of root tips.

44 the vascular system of roots and leaves and root tips.

45 e implants were placed near or into retained root tips.

46 fically downregulates ROP10 transcription in root tips.

47 as also expressed in non-lignifying cells of root tips.

48 ng and epidermal hair proliferation near the root tips.

49 action and that regulate mitotic progress in root tips.

50 5-azacytidine induces chromosome breakage in root tips.

51 ation and around roots hairs, but not around root tips.

52 horylation was studied in corn (Zea mays L.) root tips.

53 of root border cells by pea (Pisum sativum) root tips.

54 well as the imbalance of IAA distribution in root tips.

55 abruptly in response to low oxygen in maize root tips.

56 elongation, such as the elongating region of root tips.

57 sion upon nematode infection is localized to root tips.

58 rol promoter expression in green tissues and root tips.

59 sed the IAA concentration in apical buds and root tips.

60 and recovering the damaged cell structure in root tips.

61 a shorter length of the meristematic zone in root tips.

62 e and volatile levels compared with adjacent root tips.

63 n nuclei from pulse-labeled developing maize root tips.

64 ially programmed in border cells relative to root tips.

65 er suggests that auxin is depleted from crk5 root tips.

66 ognition mediated by physical contact at the root tips.

67 nation of glucose and sucrose in Arabidopsis roots tips.

68 ear relationship between ECM fungal relative root tip abundance and relative AP or LA enzyme activiti

69 Ectomycorrhizal richness and root tip abundance were negatively correlated with the m

70 At root tips, accumulation of Na in the outer cell layers l

71 This finding suggests that root tips act as local sensors that integrate rhizospher

72 and the location of the auxin maximum in the root tip activates the QC, and cells leave G(1) and ente

73 radial patterning during regeneration of the root tip after either whole or partial excision.

74 DR5revGFP (green fluorescent protein) at the root tip after gravistimulation.

75 y normal gravitropic pressure applied by the root tip against the gel surface.

76 ble to establish a clear correlation between root tip Al exclusion (based on root Al content) and Al

77 the well-described Al tolerance mechanism of root tip Al exclusion mediated by organic acid exudation

78 y a novel mechanism, which is independent of root tip Al exclusion.

79 ly in the Arabidopsis (Arabidopsis thaliana) root tip, allowing a genetic screen to identify mutants

80 the PIN2 protein in both pid-9 and wild-type root tips, although PIN2 accumulates in endomembrane str

81 in transport primarily at the shoot apex and root tip and appear to modulate vesicular cycling of PIN

82 g accumulation of MAP65-1 and MAP65-2 in the root tip and elongation zone.

83 ptake are high in the epidermal cells of the root tip and in guard cells, the latter of which regulat

84 expression of SOS1 in epidermal cells at the root tip and in parenchyma cells at the xylem/symplast b

85 is expressed mainly in the root cortex, the root tip and lateral roots.

86 that oxidative decarboxylation occurs at the root tip and that an intact root cap must be present for

87 ate the pattern of auxin distribution at the root tip and that AUX1/LAX influx carriers are also requ

88 pended on direct contact between the primary root tip and the NO(3)(-), and was not elicited by an al

89 eristematic and differentiating cells of the root tip and their cell walls.

90 ere or just after uptake in the fine lateral root tips and (b) chelation of Cr(III) to the cell wall

91 only weakly expressed, predominantly in the root tips and anthers of flowers.

92 expressed strongly in whole young roots and root tips and atU2AF35a limited to root vascular regions

93 Root border cells separate from plant root tips and disperse into the soil environment.

94 diameter and lower metaxylem number near the root tips and exactly the opposite phenomena at the root

95 s exhibit reduced phospholipid uptake at the root tips and guard cells and are affected in growth and

96 high rates previously determined for growing root tips and heterotrophic cell cultures.

97 ccurately classifying cells from Arabidopsis root tips and human glioblastoma tumors.

98 The TubA1 mRNA was more abundant in root tips and immature leaves than in other tissues of p

99 enous BR promotes DR5::GUS expression in the root tips and the stele region proximal to the root tip.

100 2;1 is expressed at a low basal level in the root tips and the vascular bundle of differentiated root

101 xposure, do not accumulate CyclinB1;1 in the root tip, and fail to force differentiation of the quies

102 gs, RCN1 mRNA is expressed at high levels in root tips, and accumulates to lower levels in the pericy

103 ly upregulated within giant cells, syncytia, root tips, and lateral root primordia.

104 s zIAA8 is localized to primary vasculature, root tips, and nascent leaves in zinnia seedlings.

105 Time series of root tip angles were collected from wild type and two di

106 stablishment of an auxin gradient across the root tip as quantified with DII-VENUS and is synergistic

107 ccumulation was higher in gravity-stimulated root tips as compared with vertical controls, with maxim

108 curonidase (GUS) was detected in Arabidopsis root tips as early as 6 h post infection, indicating tha

109 t in changes in the distribution of auxin in root tips as measured by a DR5::GFP reporter, and an alt

110 ncluding those with active meristems such as root tips as well as the internode and leaf base.

111 treatment induced flavonoid accumulation in root tips, as judged by a dye that becomes fluorescent u

112 We used exoenzyme root tip assays and molecular identification to test whe

113 half of the root, triggering bending of the root tip at the elongation zone.

114 ctivity was significantly lower for A. rubra root tips at one of the two sites.

115 Within the root tip, auxin distribution plays a crucial role specif

116 We found that plastids in the root tip became fluorescent 10 days after grafting.

117 he onset of storage root initiation when the root tip becomes swollen.

118 ss increased plant root productivity and ECM root tips but decreased hyphal length, whereas interspec

119 transcripts are present in all cells in the root tip, but become restricted to phloem-associated cel

120 HR is present along the entire length of the root tip, but only promotes periclinal divisions at spec

121 cognition of obstacles also occurred through root tips, but through physical contact in a size-depend

122 in the entire root including root hairs and root tip, calli and at various developmental stages in t

123 In most species, each root tip can produce thousands of metabolically active c

124 und) were found within dividing cells in the root tip cell proliferation zone.

125 ic, detailed analysis of pea (Pisum sativum) root tip cell walls.

126 2-GFP reporter sorted to peroxisomes in lon2 root tip cells but was largely cytosolic in more mature

127 smic reticulum (ER) and cell cycle arrest in root tip cells of stt3a seedlings, as determined by expr

128 the wild type, inhibition of endocytosis in root tip cells, and cell death in the adjacent elongatio

129 In interphase root tip cells, the fluorescent protein fusions labeled

130 ted a cyclin cDNA clone, cycZm2w, from maize root tip cells, which fits best into group A2 of current

131 n family is required for RanGAP targeting in root tip cells, while both families are dispensable in o

132 hat is required for RanGAP NE association in root tip cells.

133 root hairs, but only five were expressed in root tip cells.

134 distended bead-like structure in interphase root tip cells.

135 o stimuli inducing cytosolic Ca(2+) rises in root tip cells.

136 , we found that transposition of RescueMu in root-tip cells follows the cut-and-paste type of transpo

137 s dislocated from the NE in undifferentiated root-tip cells, whereas NE targeting in differentiated r

138 on into solution immediately adjacent to the root tips characterized by O2 enrichment and low pH.

139 utants accumulated lower levels of Al in the root tips compared with wild type.

140 1-100 mutant roots treated with 1-NAA at the root tips, compared to similarly treated wild-type plant

141 oly(A)(+) transcript populations of seedling root tips confirmed the capture of pre-messenger RNA (pr

142 cortex cells of the elongation zone and the root tip, consistent with the accumulation of flavonoid

143 te that the WAG promoters are most active in root tips, consistent with the observed phenotypes in th

144 The root tip continues to express ARR5 during subsequent dev

145 y the gel surface, (2) this impedance causes root tip deflections by amplifying curvature in the elon

146 t genes and found that restoration of normal root tip development in rcn1 plants requires both regula

147 ening was bounded by a maximum diameter, and root tips did not become more acute in response to incre

148 he horizontal sample position and continuous root tip displacement present significant difficulties.

149 showed that CHL1 is activated in the primary root tip early in seedling development and at the earlie

150 In plants, adding DNase I to root tips eliminates border cell extracellular traps and

151 of the auxin-responsive reporter DR5::GUS in root tips, emerging lateral roots, and hypocotyls.

152 ral Pi uptake and of total phosphorus (P) in root tips exclude a defect in high-affinity Pi acquisiti

153 nd tissue-specific patterns, most notably in root tips, floral buds, stamens, apical meristems, and g

154 evelopmentally regulated and abundant in the root tips for all three probes but in differentiated roo

155 that appear to function in protection of the root tip from infection.

156 acid phosphatase (AP) activity of ECM fungal root tips from A. rubra was significantly higher than th

157 border cells could play a role in protecting root tips from Al-induced cellular damage.

158 sis, we sampled D. corymbosa ectomycorrhizal root tips from the four microhabitats and analyzed commu

159 d to quantify how the genotypic diversity of root tip geometry and root diameter influences root elon

160 The obtained results demonstrated that root tip geometry is a pivotal trait governing root pene

161 Combined, this enables observation of root tips growing along the natural gravity vector over

162 Most root tips (>95%) escape infection even when immersed in

163 Maize root tips have a complex replication timing program, inc

164 ts is normal in toxin-expressing plants, the root tips have fewer cytoplasmically dense cells than do

165 The apical 1- to 2-mm root tip housing apical and root cap meristems is resist

166 al corrective bending near the root apex and root tip impedance could be due to different vector comp

167 a way that is distinctly nontropic, and (3) root tip impedance is augmented by normal gravitropic pr

168 ending is a mechanical effect resulting from root tip impedance.

169 Cytokinin acts in the root tip in part by modulating auxin transport through r

170 indicated that interactions likely occur at root tips in close proximity.

171 r cell production is inhibited by incubating root tips in extracellular material released from border

172 y expressed in both the root vasculature and root tips, in a distinct developmental pattern.

173 ssion of several key regulatory genes in the root tip, including SCARECROW, WOX5, and the auxin influ

174 BAM1 is preferentially expressed in the root tip, including the quiescent center and its surroun

175 N. haematococca, the percentage of infected root tips increased from 4% +/- 3% to 100%.

176 Pea (Pisum sativum) root tips incubated with [(32)P]dCTP during a 1-h period

177 ludes SH1 and SUS1) is present mostly in the root tip, indicating tissue-specific regulation of SUS c

178 Instead, exudates from the root tip induce rapid spore germination by a pathway tha

179 wly than DNase I, also resulted in increased root tip infection, but the onset of infection was delay

180 mal separation of root border cells from the root tip into the external environment.

181 Al-dependent terminal differentiation of the root tip is an active process resulting from activation

182 The sloughing of root cap cells from the root tip is important because it assists the growing roo

183 be normal, delivery of phloem to the primary root tip is limited severely in young seedlings.

184 ort of photosynthesis-derived sugar into the root tip is necessary and sufficient for the regulation

185 Tolerance of anoxia in maize root tips is greatly improved when seedlings are pretrea

186 Although the root tip lacked suberization altogether, a suberized exo

187 ntually arrests, resulting in a disorganized root tip lacking a presumptive meristem and root cap col

188 st prominent in meristematic tissues such as root tips, lateral root primordia and the shoot apex, su

189 ) decreased annual production of mycorrhizal root tip length by 50%.

190 nt root as a percent of the infected root or root tip length.

191 flux during shootward auxin transport at the root tip, likely by regulating plasma membrane PIN2 abun

192 sed a promoter-swap strategy to test whether root tip-localized expression of the AtMATE coding regio

193 found to represent a lesion in a phloem and root-tip-localized factor similar to the bacterial ABC t

194 le meristem marker MtCRE1 and do not express root-tip markers.

195 In respiring root tips, ME was found to contribute only approximately

196 expression of GST isoenzymes, especially in root tip meristems.

197 se GST genes are preferentially expressed in root tip meristems.

198 were individually labeled and hybridized to root tip metaphase chromosomes from the B73 inbred line.

199 and quiescent center of Arabidopsis thaliana root tips, mimicking the pattern of SCARECROW expression

200 -hydroxymyristic acid caused the swelling of root tips, mimicking the phenotype of the salt-hypersens

201 time-lapse digital imaging, we show that (1) root tip mobility is impeded by the gel surface, (2) thi

202 idopsis thaliana RanGAP association with the root tip NE requires a family of likely plant-specific n

203 from the stele cells into the endodermis and root tip of Arabidopsis, where it specifies endodermal c

204 dermal cells, root hairs, and throughout the root tip of Arabidopsis.

205 rn), or Pro was supplied specifically to the root tip of intact seedlings in solution culture at high

206 basipetal auxin transport are altered at the root tip of mlo4 mutant seedlings.

207 and relative abundance of transcripts in the root tip of well-watered maize seedlings (Zea mays cv FR

208 ppear to regulate conserved gene sets in the root tips of all four species, suggesting that TF-gene n

209 ell as SbMATE gene and protein expression in root tips of an Al-resistant near-isogenic line (NIL).

210 Root tips of Arabidopsis (Arabidopsis thaliana) and flax

211 ating lateral roots and increased in primary root tips of are.

212 ut not AVG, enhanced IAA efflux similarly in root tips of both the wild type and mutants with blocked

213 ation was detected in roots of dark-grown or root tips of cold-treated seedlings with 5' ZWI construc

214 DNA was isolated from the shoots and root tips of germinating seeds.

215 n of the "Repli-seq" assay for use in intact root tips of maize (Zea mays) that includes several diff

216 e retention of [(3)H]indole-3-acetic acid in root tips of maize.

217 Root tips of many plant species release a number of bord

218 inct sets of meristematic cells exist within root tips of pea (Pisum sativum): the root apical merist

219 UDP-glucuronosyltransferase, was cloned from root tips of Pisum sativum.

220 The number of autophagosomes in root tips of RNAi plants was also increased dramatically

221 age proteins suggested altered metabolism in root tips of RNAi plants.

222 te dehydrogenase enzyme specific activity in root tips of selected transgenic alfalfa led to a 4.2-fo

223 Under salt stress, the root tips of sos5 mutant plants swell and root growth is

224 reduction in competitive colonization of the root tips of sugar beet seedlings but also caused a mark

225 esponses to drought were most altered in the root tips of SUT4-RNAi plants.

226 lin, and salicylic acid were detected in the root tips of these plants.

227 t observed in cortical cells where a lateral root tip or a growing nematode emerged through the root

228 Control root tips or fungal spores treated with nuclease alone e

229 ygen Species (ROS) whose distribution at the root tip participates in the control of root growth.

230 ivity in roots, with localized expression in root tips, pericycle, and cortex cells at the base of la

231 s in the pericycle of the most distal dgt1-1 root-tip portion.

232 This redistribution of SS in the root tip preceded callose induction, an indicator of cel

233 differentially label mitotic chromosomes in root tip preparations.

234 lumella cells in tobacco (Nicotiana tabacum) root tips preserved by high-pressure freezing/freeze-sub

235 release of Al-binding organic acids from the root tip, preventing uptake into the primary site of tox

236 s, catabolism, utilization, and transport in root-tip Pro deposition.

237 SS is an important early event in the anoxic root tip, probably associated with the differential anox

238 th via regulation of ABA accumulation in the root tip, providing insight into the environmental regul

239 expansion theory, it was found that smaller root tip radius-to-length ratio reduced penetration stre

240 der moderate and high soil strength, smaller root tip radius-to-length ratio was correlated with high

241 auxin asymmetry was rapidly lost as bending root tips reached an angle of 40 degrees to the horizont

242 Using a root-tip regeneration system in Arabidopsis thaliana to

243 rmal or pre-emergent root hairs cells in the root tip region.

244 eedlings and was delayed in attaching to the root tip relative to the wild-type strain.

245 In root tips, relatively undifferentiated cells that contai

246 , Nectria haematococca, most newly generated root tips remain uninfected even though most roots devel

247 localized auxin concentration maximum in the root tip, requiring the regulated expression of specific

248 tion by a fungal pathogen results in loss of root tip resistance to infection.

249 order cell extracellular traps and abolishes root tip resistance to infection.

250 ply a constant gravitropic re-setting of the root tip response to touch stimulation from the barrier.

251 ized proteins predominantly expressed in the root tip, result in aberrant root thigmomorphogenesis.

252 edicago truncatula seedling border cells and root tips revealed substantial metabolic differences bet

253 tified enzyme activity from soil adjacent to root tips (rhizosphere), soil adjacent to hyphal tips (h

254 ange of tissues and cells, including primary root tips, root vascular tissue, hydathodes, and guard c

255 Reversible root-tip rotation often accompanies the clockwise and co

256 icate that increased transport of Pro to the root tip serves as the source of low-psiw-induced Pro ac

257 Hence, root tip shape needs to be taken into account when selec

258 s accumulated into phloem and transported to root tips, shoots, and floral organs, but not to mature

259 High-resolution expression mapping in root tips showed that only a few proton-dependent transp

260 f exogenous l-glutamate (Glu) at the primary root tip slows primary root growth and stimulates root b

261 ytoplasmically dense cells than do wild-type root tips, suggesting that root meristematic activity is

262 ludes reduced shoot and primary root growth, root tip swelling, and increased lateral root formation.

263 a NO(3)(-) signalling pathway at the primary root tip that can antagonise the root's response to Glu,

264 exhibited strong peaks of expression in the root tip that decreased precipitously along the root len

265 hly expressed in a defined region behind the root tips that undergoes rapid cell division.

266 ed to the vasculature, and in differentiated root tips, the strongest signals were obtained from the

267 tivity in three tissues comprising the maize root tip; the proximal meristem (PM), the quiescent cent

268 Nitrate treatment increased ABA levels in root tips; this stimulation requires the activity of the

269 Similar analysis with root tip tissue treated with IAA reveals unique and over

270 imately 10% of the genes in both leaflet and root tip tissues.

271 ient in RNAi plants increased sensitivity of root tips to decreasing soil water availability.

272 By contrast, 100% of inoculated root tips treated with DNase I developed necrosis.

273 pts differentially abundant in T. versicolor root tips treated with the allelopathic quinone 2,6-dime

274 he gene expression patterns in rye cv Blanco root tips under Al stress.

275 show less DNA damage but more cell death in root tips upon UV-B exposure.

276 pacity dropped below an apparent minimum and root tip viability was reduced.

277 either Pro catabolism nor utilization in the root tip was decreased at low psiw.

278 nd the IAA transportation from shoot base to root tip was inhibited.

279 The failure to infect the root tip was not due to a failure to induce spore germin

280 distribution of IAA fluorescence signals in root tips was disturbed, and the IAA transportation from

281 ition to MDA in proliferating cells near the root tip we found evidence for the presence of MDA in pe

282 On the basis of PCR analysis of root tips, we postulate that a mitochondrial "transmitte

283 In total, 15,876 EcM root tips were identified and assigned to 26 genera and

284 When acclimated root tips were placed under anoxia, protein synthesis wa

285 the root, with the notable exception of the root tip where strong expression of GMD1 is observed.

286 ition zone (DTZ), a region 1-3 mm behind the root tip where transition from cell division to cell elo

287 These included SCN-colonized roots, root tips where vascular differentiation occurs, flooded

288 al cells located at 300 to 500 mu m from the root tip, which could be triggered in part through ligan

289 Excised root tips, which do not receive auxin from the shoot, ex

290 hetic auxin-inducible promoter (DR5::GUS) in root tips, while exogenous BR promotes DR5::GUS expressi

291 e. close to the ground surface) and near the root tips will take up more water than the middle region

292 amily of type-B ARRs were expressed near the root tip with highest expression in the root elongation

293 his program is activated upon contact of the root tip with low-Pi media and induces premature cell di

294 Preloading of the root tips with 32P in the presence of EGTA and A-23187 f

295 Calcium depletion in root tips with EGTA and A-23187 decreased protein phosph

296 forests, coinciding with longer and thinner root tips with higher tissue density, smaller EMM biomas

297 ence of a CK gradient within the Arabidopsis root tip, with a concentration maximum in the lateral ro

298 aize invertases by low oxygen was evident in root tips within 3 h at both the transcript and activity

299 ular system and AACT2 is highly expressed in root tips, young leaves, top stems and anthers.

300 -specific and cell type-dependent across the root tip zone.