戻る
「早戻しボタン」を押すと検索画面に戻ります。 [閉じる]

コーパス検索結果 (1語後でソート)

通し番号をクリックするとPubMedの該当ページを表示します
1 structures reveal VRC01-class recognition to be remarkably similar.
2 ission of [PSI(+)] and [Het-s](y) aggregates is remarkably similar.
3 different even though subsequent development is remarkably similar.
4 pic composition of Pb in all three peat bogs is remarkably similar.
5 e of the human and K. lactis TER pseudoknots are remarkably similar.
6  properties of our model and the neural data are remarkably similar.
7 ered chromosomal clusters in the two tissues are remarkably similar.
8 5), we show that their overall architectures are remarkably similar.
9  among chemokines, their tertiary structures are remarkably similar.
10 omplements of H. neptunium and C. crescentus are remarkably similar.
11  but the Toll receptor and downstream events are remarkably similar.
12 ltrastructures of the ParF and MinD polymers are remarkably similar.
13  and N, their bondings with surface d-states are remarkably similar.
14  and Escherichia coli have been solved; they are remarkably similar.
15 gnatures of dKO ESCs and diapaused epiblasts are remarkably similar.
16 A expression signatures of the two compounds are remarkably similar.
17  and LTS cells, their phase-locking behavior was remarkably similar.
18 fter infection, their CTL targeting of HIV-1 was remarkably similar.
19 e of the CD8 T cell response to both viruses was remarkably similar.
20 tion with several unrelated protein antigens were remarkably similar.
21 on on cell migration in wound-healing assays were remarkably similar.
22 hin the firing domain, precerebellar neurons were remarkably similar.
23 the brains of R6/2 and HdhQ150 knock-in mice were remarkably similar.
24 3beta conformations and docking orientations were remarkably similar.
25 ignatures from all four experimental systems were remarkably similar.
26 , pertechnetate, and perrhenate in live mice were remarkably similar.
27 tion, and mutation of individual amino acids were remarkably similar.
28 of mesendodermal progression following onset were remarkably similar.
29 atures of MS-affected and unaffected cotwins were remarkably similar.
30 e fusion", and find that the microstructures are remarkably similar above a cholesterol mol fraction
31 ic physiology and in vivo activity patterns, are remarkably similar across areas.
32 tified nine eigenvectors (or synergies) that are remarkably similar across multiple subjects and acro
33             In conclusion, scaling exponents are remarkably similar across species, developmental sta
34          The brain's functional architecture is remarkably similar across different individuals and a
35 ences, the long-range contour of the LD maps is remarkably similar across the four populations, presu
36              Spatial integration of V1 axons was remarkably similar across areas and significantly di
37                                      Results were remarkably similar across amounts of FV consumption
38 entrations in relation to reproductive state were remarkably similar across species.
39 stems, the metabolic profiles of these drugs are remarkably similar, although not identical.
40 nity composition converged to a profile that was remarkably similar among children.
41 y," or "high-complexity" treatment decisions was remarkably similar among raters in presence or absen
42 ring properties of midbrain dopamine neurons were remarkably similar among genotypes.
43 al junction in different types of human skin are remarkably similar and do not change significantly w
44 acts in the unfolded states of both proteins are remarkably similar and even exhibit similar dependen
45  the adult specific cells in a given lineage are remarkably similar and typically project to only one
46 cular orientation upon substrate temperature is remarkably similar and nearly independent of molecula
47 tructures of the three coinage metal alkynes are remarkably similar, and show the presence of trigona
48 e expanded Isl1 and Nkx2-5 cardiac fate maps were remarkably similar, and included extensive contribu
49 mal generated networks constituting the PGRN are remarkably similar, as would be expected for a netwo
50 ed gene expression in human and mouse T-ALLs were remarkably similar, as defined early in transformat
51  velocities, MLS-derived shear strain fields are remarkably similar at the two sites and suggest dece
52 factor of two, the shallow seismic structure is remarkably similar at the two locations.
53                      Responses to hemorrhage were remarkably similar at 2 and 5 months post-RDN, whic
54              Overall patterns of variability were remarkably similar at these two loci.
55 , aspects of endosseous labyrinth morphology are remarkably similar between divers and non-divers, an
56 est that although several surface properties are remarkably similar between the two structures, key d
57 Encyclopedia of Genes and Genomes) pathways, are remarkably similar between WT and ArKO mice.
58  to these viruses in airway epithelial cells is remarkably similar between subjects with and without
59  (i) the overall pattern of cross-link sites is remarkably similar between the yeast and the previous
60                         Receipt of treatment was remarkably similar between blacks and whites in both
61 te differences in viral loads, organ tropism was remarkably similar between rVSV filovirus vaccine ve
62 port times for myoglobin and found that they were remarkably similar between the two muscles despite
63                           DBP concentrations were remarkably similar between the two wastewaters acro
64          In addition, APD and Ca2+ alternans were remarkably similar both spatially and temporally du
65              We found that these repertoires were remarkably similar by a variety of criteria, includ
66  For some regional comparisons, cline shapes are remarkably similar despite large differences in the
67 d pH-populated molten globules shows them to be remarkably similar despite a lower helical content in
68  pyrrolidinone-derived catalyst was found to be remarkably similar, despite experimental data showing
69 thod, the problems for effective application are remarkably similar: efficient delivery, enhanced sta
70 twice those for single-tether extraction and are remarkably similar for human neonatal (F0=105+/-5 pN
71                                     The data are remarkably similar for spmoB and pMMO, validating th
72 spectra of (15)N,(13)C-labeled CA assemblies are remarkably similar for the three morphologies, with
73  electron flux through the solvated proteins is remarkably similar for all possible flow directions,
74  8, 5-year biochemical disease-free survival is remarkably similar for all the above treatments.
75 hesive receptor-ligand bond and show that it is remarkably similar for different leukocyte-endothelia
76 spiration to seasonal changes in temperature is remarkably similar for diverse environments encompass
77   The allele specificity for HLA-A molecules was remarkably similar for different serotypes of subgro
78 t- and electrically evoked synaptic currents were remarkably similar for ChR2 expressed transgenicall
79 or temporal gyrus and inferior frontal gyrus were remarkably similar for spoken and written narrative
80 e, neuroanatomical patterns of Fos induction were remarkably similar for the two sexes.
81 nizations of the peripheral olfactory system are remarkably similar from mammals to insects.
82  statistics of slips but also their dynamics are remarkably similar, i.e. independent of the microsco
83                                The fragments are remarkably similar in composition, in marked contras
84 -carboxysomes, we found that the two strains are remarkably similar in many physiological parameters,
85 S. agricultural populations whose lifestyles are remarkably similar in many respects but whose farmin
86 xtensive simulation experiments, these tests are remarkably similar in statistical power.
87                               These proteins are remarkably similar in structure to the TIR-NBD-LRR a
88 myocytes from Clcn3(+/+) and Clcn3(-/-) mice are remarkably similar in terms of activation and inacti
89 g site and its interaction with disaccharide are remarkably similar in the nondomain-exchanged and do
90 tantially in their functional specialization are remarkably similar in their ability to support this
91                      HSCs within each subset are remarkably similar in their self- renewal and differ
92 adult microglia expressing homeostatic genes are remarkably similar in transcriptomes, regardless of
93 hat the fundamental mechanisms of myogenesis are remarkably similar in vertebrates and invertebrates.
94  lineages during development is predicted to be remarkably similar in both the jawless (agnathan) and
95                                This response is remarkably similar in a wide range of patients with d
96  structural modeling studies showed that DIM is remarkably similar in conformational geometry and sur
97 s in cell types, overall domain organization is remarkably similar in early embryos and L3 larvae, wi
98 NAP results in a pre-initiation complex that is remarkably similar in topology and properties to that
99                       Global gene expression was remarkably similar in activated SAP KO vs wild-type
100 und decoding accuracy in early visual cortex was remarkably similar in blind and sighted individuals,
101               Tumor latency and multiplicity were remarkably similar in both immune cohorts, suggesti
102 rains and stresses within contralateral eyes were remarkably similar in both magnitude and distributi
103 ar, the profiles of Ubp8 and Sgf11 deletions were remarkably similar in microarray analyses and synth
104 ls, and clinical relapse for each BCDT cycle were remarkably similar in re-treated patients.
105 cs, we report that T cell responses to mKatG were remarkably similar in these cohorts, with higher fr
106                           The lipid profiles were remarkably similar in whole C. neoformans cells, gr
107           Thus this cleft-crosslinked myosin is remarkably similar, in both actin affinity and rotati
108 gins are distinct, their fine-scale dynamics are remarkably similar, indicating that both experience
109 nd in all five bicelle mixtures were seen to be remarkably similar, indicating little dependence of t
110 everity, impact, and patterns of comorbidity were remarkably similar internationally.
111 ngal secretion involving post-Golgi carriers is remarkably similar, mechanistically, to the transport
112 gh the species richness of native passerines was remarkably similar on eradicated and historically ra
113 re, the gravitational influence on perfusion is remarkably similar over most of the lung, irrespectiv
114 esent in the exhaust emissions were found to be remarkably similar (R(2) = 0.94-0.62), and the result
115    We conclude that the repertoire potential is remarkably similar regardless of the age of the indiv
116 inferred from epigenetic ITH and genetic ITH are remarkably similar, suggesting widespread co-depende
117 old of the 186 and lambda repressor monomers is remarkably similar, the way the two repressors cooper
118 ar events at the transcriptional level in BE are remarkably similar to BE's-associated adenocarcinoma
119  defects in arginine and leucine uptake that are remarkably similar to Deltatsc1 and Deltatsc2, where
120 , the NHE9 architecture and ion-binding site are remarkably similar to distantly related bacterial Na
121 ovel RNA secondary topologies, some of which are remarkably similar to existing structures; interesti
122 gent, the biochemical characteristics of SPP are remarkably similar to gamma-secretase.
123      Using RNA-sequencing, we show that HLOs are remarkably similar to human fetal lung based on glob
124 tinct from high-grade cancers; however, they are remarkably similar to low-grade cancers.
125                            Cancer stem cells are remarkably similar to normal stem cells: both self-r
126 ntaining distinct non-coalescing phases that are remarkably similar to nucleoli in vivo.
127 ition is distinct from undistorted olivines, are remarkably similar to olivines within deformed mantl
128      Comparative genomics revealed that they are remarkably similar to one another, despite their dif
129 ining DNA molecules bound to topoisomerase I are remarkably similar to our polypurine tract 16-mer st
130        Studies have revealed that germ cells are remarkably similar to pluripotent embryonic stem cel
131                The measured relaxation times are remarkably similar to predictions of a computational
132                           These observations are remarkably similar to results from in vitro studies
133 gly, the surface topologies of AAV5 and AAV2 are remarkably similar to that of ADV despite only exhib
134           Unilateral locomotor rib movements are remarkably similar to the bilateral pattern used for
135 d anatomical changes induced by RGMa in mice are remarkably similar to the clinical and neuropatholog
136 over, the phenotypes of the Deltaddb1 strain are remarkably similar to the Deltacsn1 (or Deltacsn2) s
137                               These findings are remarkably similar to the ethnic distribution and ex
138 timates of M1 emergence age in australopiths are remarkably similar to the Kanyawara chimpanzees, and
139 riability in coupled atmosphere-ocean models are remarkably similar to the most predictable component
140             Features of this growth response are remarkably similar to the widely known run-and-tumbl
141                                 These values are remarkably similar to thetaf observed for comet nucl
142                   These attentional deficits are remarkably similar to those caused by damage to monk
143                   The behaviours we recorded are remarkably similar to those described in other solit
144 s in blood flow patterns to the muscles that are remarkably similar to those displayed by humans with
145    The predicted sequences of the pheromones are remarkably similar to those encoded by other filamen
146 on within the human LTR dinucleotide termini are remarkably similar to those experimentally demonstra
147                        All of these features are remarkably similar to those for kinesin-1-a highly p
148 cycle regulatory proteins from Chlamydomonas are remarkably similar to those found in higher plants a
149 engths and the geometries about the oxo ions are remarkably similar to those found in solid-state Nd2
150 iles projected along a few order parameters, are remarkably similar to those identified in a number o
151 e pivotal T cell involved in RA pathogenesis are remarkably similar to those in leukemic LGL.
152                                  These genes are remarkably similar to those induced by an extraembry
153                These triggering requirements are remarkably similar to those measured in the laborato
154                                These results are remarkably similar to those observed for insulinoma
155 own, although the histopathological features are remarkably similar to those observed in Alzheimer's
156 reover, these defects in V(D)J recombination are remarkably similar to those observed in ATM-deficien
157 s, resulting in physiological responses that are remarkably similar to those observed in humans with
158 ar foci, and the associated splicing defects are remarkably similar to those observed in MBNL1 knocko
159 ments of transmembrane segments 5 and 7 that are remarkably similar to those observed in opsin, an ac
160 irments experienced by Macondo's inhabitants are remarkably similar to those observed in SD, a clinic
161                                These results are remarkably similar to those obtained in previous stu
162                                These changes are remarkably similar to those obtained upon coexpressi
163 rials have photoluminescence properties that are remarkably similar to those of copper-doped semicond
164 s XPS and XAS signatures for (phen(2)N(2))Fe are remarkably similar to those of Fe-N-C.
165                             These phenotypes are remarkably similar to those of mutants in the Kruppe
166  vascular phenotypes observed in each mutant are remarkably similar to those of others following inhi
167 ects of epothilone B on microtubule dynamics are remarkably similar to those of paclitaxel, suggestin
168 uch as carrier mobilities and power factors, are remarkably similar to those of pristine n-type PbSe
169 ution, even in room temperature samples, and are remarkably similar to those of simple polyenes and c
170         The topography and connections of Dl are remarkably similar to those of the hippocampus of te
171 electrical properties of the zebrafish heart are remarkably similar to those of the human heart, the
172 te specificity and enzymatic properties that are remarkably similar to those of VTC2, suggesting that
173 idal compression, whose crystal morphologies are remarkably similar to those predicted in theoretical
174 at the organ, cellular, and molecular levels are remarkably similar to those reported for BPA.
175                   These inner ear phenotypes are remarkably similar to those reported in kreisler mic
176                      We found the lineage to be remarkably similar to that of C. elegans.
177  the visual sensitivity of mice was found to be remarkably similar to that of the human peripheral re
178  The vascular phenotype in Fbln4 mutant mice is remarkably similar to a subset of human thoracic aort
179  by GPRor7 (hereafter referred to as AgOr7), is remarkably similar to an odorant receptor that is exp
180 rane protein HAP2 mediates gamete fusion and is remarkably similar to class II fusion proteins found
181 nactin filament single-stranded, but that it is remarkably similar to each of the two strands in F-ac
182                        This hedging strategy is remarkably similar to financial hedging, where divers
183    Egr3-deficient mice have a phenotype that is remarkably similar to humans with sympathetic nervous
184 pted a strand-turn-helix conformation, which is remarkably similar to its solution structure determin
185 e we characterize a zebrafish cell type that is remarkably similar to mammalian astrocytes that deriv
186 but not the hydrophilic, domain of plant CHX is remarkably similar to monovalent cation/proton antipo
187 ady-state microtubule network in silico that is remarkably similar to networks formed in situ.
188 rom the Great Barrier Reef, and show that it is remarkably similar to other animal genomes in content
189                        The structure of PhzD is remarkably similar to other structures from a subfami
190              The overall stratigraphic trend is remarkably similar to records of high-latitude SSTs a
191 ransduction in mammalian rods and cones, but is remarkably similar to signaling in mammalian intrinsi
192                                       Elysia is remarkably similar to some terrestrial insects, not o
193          The crystal structure of Sts-2(PGM) is remarkably similar to Sts-1(PGM), including conservat
194 Y, a SUOX fold protein with a Mo domain that is remarkably similar to that found in chicken sulfite o
195  the budding yeast kinetochore reported here is remarkably similar to that found in mammalian kinetoc
196 l contains a haem/non-haem Fe(B) centre that is remarkably similar to that in the crystal structure.
197 ttern of defects and gene expression changes is remarkably similar to that observed in Gbx2 mutants.
198 ompensatory relationship between ATM and ATR is remarkably similar to that observed in yeast despite
199  that the overall fold of the archaeal pilin is remarkably similar to that of archaeal flagellin, est
200                  The FHF1b beta-trefoil core is remarkably similar to that of classical FGFs and exhi
201 ogy of basolateral amygdalar pyramidal cells is remarkably similar to that of cortical pyramidal cell
202 ately 40% of its positions, its conformation is remarkably similar to that of E.coli loop E.
203  germ cells from vitamin-C-deficient embryos is remarkably similar to that of embryos carrying a null
204 t HPV episomes have a stability profile that is remarkably similar to that of fragile sites; these si
205       Indeed, the phenotype of these animals is remarkably similar to that of Fshb-knockout mice.
206                    Expression of LMCD1/dyxin is remarkably similar to that of GATA6, with high-level
207 t the competence of A. actinomycetemcomitans is remarkably similar to that of Haemophilus influenzae.
208                        The structure of YajL is remarkably similar to that of human DJ-1 (0.9 angstro
209 arthrological organization of the new fossil is remarkably similar to that of modern birds, in which
210 files similar to MM, but their transcriptome is remarkably similar to that of normal PCs.
211                            The p53 phenotype is remarkably similar to that of outsiders (out) mutants
212 e composition of actively transporting HSV-1 is remarkably similar to that of PRV.
213 n-radiogenic heavy noble gases in the mantle is remarkably similar to that of sea water.
214 and shows that the receptive field structure is remarkably similar to that of simple cells in primary
215  granule neurons has voltage dependence that is remarkably similar to that of ternary Kv4 channels co
216 rrangement of Pfu Pop5's structural elements is remarkably similar to that of the bacterial protein s
217 Most importantly, the genome of C. japonicus is remarkably similar to that of the gram-negative marin
218 ization, excluding several block inversions, is remarkably similar to that of the human MHC.
219              The phenotype of this bacterium is remarkably similar to that of the hyperhalophilic Arc
220   The membrane structure of the wild-type FP is remarkably similar to that of the influenza HA(2) FP
221 s for sex steroid hormones in a pattern that is remarkably similar to that of the medial amygdaloid n
222 synthetic genes of Haemophilus influenzae Rd is remarkably similar to that of the paradigm organism,
223 lopmentally important genes in a manner that is remarkably similar to that of the Polycomb group (PcG
224  transporters, and the pattern of regulation is remarkably similar to that of transgenic mice express
225 (PDF) in circadian timekeeping in Drosophila is remarkably similar to that of vasoactive intestinal p
226 sses, retinal organization in Brn3 null mice is remarkably similar to that of wild-type controls.
227                       This open conformation is remarkably similar to that seen upon binding large te
228                   We find that the structure is remarkably similar to the amino-terminal domain of th
229 onment surrounding the thiomethyl group of 1 is remarkably similar to the arrangements around the met
230 stroys global long-range order in a way that is remarkably similar to the crack propagation in solids
231 one temperature-dependent kinetic parameter, is remarkably similar to the distribution in the molecul
232             The xWRN-mediated end processing is remarkably similar to the end processing that has bee
233 roenzyme reveals a dimeric protein fold that is remarkably similar to the eukaryotic AdoMetDC protome
234  EPR hyperfine parameters confirms that mARC is remarkably similar to the low-pH form of sulfite oxid
235 uctures, the conformation of the active site is remarkably similar to the one seen in apo-Sts-2(PGM)
236  the pattern of human evolutionary expansion is remarkably similar to the pattern of human postnatal
237                        This percentage (40%) is remarkably similar to the percentage of hyperdiploid
238 ature responses (or impulsive action), which is remarkably similar to the previous findings of effect
239 ntal visual streak (800 cells/mm(2) ), which is remarkably similar to the retinal organization in the
240                              This topography is remarkably similar to the situation in secretory epit
241 eptide products from a ClpP-catalyzed digest is remarkably similar to the size distribution of produc
242     Overall, the architecture of the protein is remarkably similar to the sodium/proton antiporter Nh
243 ctive myxozoan structure, the polar capsule, is remarkably similar to the stinging structures (nemato
244 sequence identity, the structure of IIB(Mtl) is remarkably similar to the structures of bovine protei
245 tant exhibits a pharmacological profile that is remarkably similar to the wild-type alpha7 receptor,
246 conserved DNA binding domain whose structure is remarkably similar to the winged-helix structures of
247 hich extends to the protein's outer surface, is remarkably similar to the {100} planes of structure t
248 ansition is a dopant glass transition, which is remarkably similar to topological transitions previou
249                            This relationship is remarkably similar to what happens at Earth, and ther
250 mar, Afrasia djijidae gen. et sp. nov., that is remarkably similar to, yet dentally more primitive th
251  of haptic activation in other brain regions was remarkably similar to healthy controls.
252 a rapid and massive onset of severe PKD that was remarkably similar to human ADPKD.
253 etch by regenerated proprioceptive afferents was remarkably similar to normal, although we observed s
254 ned only about half that value; this finding was remarkably similar to results found in an earlier st
255                  The radical signal in PM2.5 was remarkably similar to semiquinones in cigarette smok
256 cal signal in the vanilla flavor of V2 brand was remarkably similar to semiquinones in cigarette smok
257       Pelvic organ prolapse in Fbln5-/- mice was remarkably similar to that in primates.
258 ion of two BODIPY units in the cage's cavity was remarkably similar to that in the crystalline state
259 ion of immunity following smallpox infection was remarkably similar to that observed after smallpox v
260 erarchical clustering of expression profiles was remarkably similar to that obtained by phylogenetic
261  The dynamic signature for guanidinoneomycin was remarkably similar to that obtained for argininamide
262  overall distribution of the engrafted cells was remarkably similar to that of microglia.
263                Amacrine cell gene expression was remarkably similar to that of RGCs, but differed in
264 al response of the human recombinant protein was remarkably similar to that of the bovine native cMyB
265 eir synaptic input, following reinnervation, was remarkably similar to that of the physiological inne
266                         The clinical picture was remarkably similar to that of the severe acute respi
267 nontransformed cells expressing PML-RARalpha was remarkably similar to that of wild-type promyelocyte
268 h two members who exhibited a phenotype that was remarkably similar to the index patient.
269 the luminal contents of the aciniform glands was remarkably similar to the predicted amino acid compo
270 sociations between the PRS and LCADs in MAAS were remarkably similar to ALSPAC.
271                                     Patients were remarkably similar to control subjects between epis
272  the folding and unfolding transition states were remarkably similar to each other but the paths devi
273 Rac1QL induced vascular lesions in mice that were remarkably similar to early vGPCR experimental lesi
274                    Gene activation responses were remarkably similar to gene expression patterns of H
275 -mediated injury was as potent, and outcomes were remarkably similar to immunosuppression by dexameth
276 nd fibrosis were exacerbated in DKO mice and were remarkably similar to muscle from Duchenne muscular
277 ed gene and protein expression profiles that were remarkably similar to the developing human fetal pa
278         The layer 6 neurons projecting to MT were remarkably similar to the layer 6 SC-projecting neu
279 ue, resulting in airway-like structures that were remarkably similar to the native adult human lung.
280 e potential applied to the Pt disk electrode were remarkably similar to the voltammograms regardless
281                   Zebrafish flt3 JMD and TKD were remarkably similar to their mammalian orthologs.
282 ed in improved NDVI temporal signatures that were remarkably similar to those acquired with in situ s
283 ncies of the 93 CNVs in the Biobank subjects were remarkably similar to those among 26,628 control su
284  mice demonstrated phenotypic hallmarks that were remarkably similar to those in mice deficient in ca
285 ularly shaped nuclei in NO-producing neurons were remarkably similar to those in progeria, an early-o
286 les in self-incompatible tetraploid families were remarkably similar to those in related diploids, su
287                          SAFs of W-CIN cells were remarkably similar to those induced by replicative
288                             Laminin networks were remarkably similar to those observed in melanoma xe
289      The retractions induced by nitric oxide were remarkably similar to those observed when motor pro
290 a population, many response features of ORNs were remarkably similar to those observed within the AL.
291                                  The results were remarkably similar to those obtained earlier with s
292 mmensal strain isolated recently from humans were remarkably similar to those of MG1655.
293 tent of E. coli and its reactivity with O(2) were remarkably similar to those of mitochondria.
294 nd temporal properties of correlations in V4 were remarkably similar to those of V1, with two notable
295 e sphingolipid profiles of the mutant plants were remarkably similar to those of wild-type plants, an
296 itial cellular uptake rates in S. oneidensis were remarkably similar under aerobic and fumarate-reduc
297 mer versus dimer; with/without bound Ca(2+)) is remarkably similar we have used multi-nanosecond mole
298 s-of-function of DELLA, and the ats-1 mutant are remarkably similar, with a round shape, a disorganiz
299 ing profiles of the two different cell types are remarkably similar, with only nine regions of differ
300 1 and three human UPEC strains were found to be remarkably similar, with only 4.5% of APEC O1's genom

 
Page Top