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1 ments exhibit balanced expression of abaxial-adaxial (ab-ad) genes, while overexpression of a YABBY g
2 tion by regulating gene expression along the adaxial-abaxial (dorsal-ventral) and proximal-distal pol
8 of AS2 also led to a perturbation of normal adaxial-abaxial asymmetry in lateral organs, resulting i
9 unts for most of the total variance and that adaxial-abaxial asymmetry is the dominant component of f
13 lowering plants display polarity along their adaxial-abaxial axis with distinct cell types forming at
14 miR166 establish opposing domains along the adaxial-abaxial axis, thus revealing a novel mechanism o
20 , so that the symmetry in the left-right and adaxial-abaxial directions can be considered separately
21 of both planar and nonplanar leaves through adaxial-abaxial domains of gene activity establishing a
25 ion of the ASYMMETRIC LEAVES (AS) pathway to adaxial-abaxial patterning in Arabidopsis thaliana and d
26 enetic program dependent upon miRNAs governs adaxial-abaxial patterning of leaves and radial patterni
27 V1 plays a key role in determination of leaf adaxial-abaxial polarity and compound leaf patterning, w
28 KAN1 acting antagonistically to pattern the adaxial-abaxial polarity axis but jointly to pattern the
29 a role for BOP1 and BOP2 in establishing the adaxial-abaxial polarity axis in the leaf petiole, where
31 ic analyses suggest that Rmr6 ensures proper adaxial-abaxial polarity of the leaf sheath by limiting
32 Taken together, these findings explain how adaxial-abaxial polarity patterns the mediolateral axis
34 leaves develop proximodistal, dorsoventral (adaxial-abaxial), and mediolateral patterns following in
37 ich a balance between the relative levels of adaxial/abaxial activities, rather than maintenance of b
39 and growth of leaf blades is oriented by an adaxial/abaxial axis aligned with the original axis of p
42 leaves of rgd2-R mutant plants, swapping of adaxial/abaxial epidermal identity occurs and suggests a
44 aused by shifts in the expression domains of adaxial/abaxial genes, followed by differentiated region
45 nal information within the SAM, and leads to adaxial/abaxial patterning and mediolateral outgrowth of
48 normal, suggesting that the specification of adaxial/abaxial polarity during vascular and primordia d
52 ecessary for trap formation, because ectopic adaxial activity at early stages gives radialized leaves
55 ies with simple leaves, the specification of adaxial and abaxial cells is important for formation of
57 margins is mediated by the juxtaposition of adaxial and abaxial domains and maintained by WOX homeob
58 inforce and maintain the distinction between adaxial and abaxial domains in the growing leaf primordi
59 leaves expression is limited to cells of the adaxial and abaxial epidermal layers, suggesting that th
61 hange instruments, i.e. a chamber mixing the adaxial and abaxial gases, allowing for a wide applicati
62 teraction between leaf primordium cells with adaxial and abaxial identities is necessary for lateral
63 ll distribution pattern is likely coupled to adaxial and abaxial intraleaf light gradients, including
64 -plant surface interactions, we analyzed the adaxial and abaxial leaf surface of holm oak (Quercus il
66 two theca form at the tip, and each forms an adaxial and abaxial lobe composed of pluripotent Layer 1
67 ed distinct differences between waxes on the adaxial and abaxial petal sides and between epicuticular
71 tic moduli along the stem length and between adaxial and abaxial stem sides using atomic force micros
73 rmis, demonstrating a difference between the adaxial and abaxial surfaces in their response to GA wit
76 simple technique to simultaneously estimate adaxial and abaxial values of g(cw) , tested in two amph
78 ves results from the juxtaposition of upper (adaxial) and lower (abaxial) domains in the developing l
79 results from the interaction between upper (adaxial) and lower (abaxial) domains in the developing p
80 etween two inbreds lines and between ab- and adaxial anther florets indicated near identity: anther d
82 arctica provides anatomical evidence for the adaxial attachment of the seeds to the megaasporophyll i
84 ed in distinctive domains along radial or ab-adaxial axes, consistent with a range of developmental r
86 LOB is expressed in a band of cells at the adaxial base of all lateral organs formed from the shoot
87 te (juvenile leaves) have trichomes on their adaxial, but not their abaxial surface, whereas leaves p
88 family member, display ectopic formation of adaxial carpel tissues only when the functions of other
94 efined by their roles in determining abaxial/adaxial cell fate in lateral organs of eudicots, and rep
95 observations indicate an important role for adaxial cell fate in promoting the development of axiall
98 at Lbl1 is required for the specification of adaxial cell identity within leaves and leaf-like latera
99 phenotypes, resulting from a partial loss of adaxial cell identity, include the formation of ectopic
100 decrease in cell size and number, change of adaxial cell identity, outgrowth of laminar-like tissue
101 ot needed for abaxial fate in the absence of adaxial cell specification, suggesting that it promotes
102 edundantly to promote the differentiation of adaxial cell types in the carpel walls, and in the estab
103 mordia results in dramatic transformation of adaxial cell types into abaxial ones, failure of lateral
107 s, stac3 was initially expressed in myotomal adaxial cells and in fast muscle fibers post-segmentatio
108 molecule, Cap1, is specifically expressed in adaxial cells and is required for the progression of the
109 and we show that interactions between these adaxial cells and motor growth cones are likely to be tr
117 a late stage of development when postmitotic adaxial cells differentiate into slow muscle fibers.
120 way that it remains in this region after the adaxial cells have migrated toward the periphery of the
121 rect evidence to show that the deficiency of adaxial cells in knypek;trilobite double mutants is due
122 movements regulate the number of prospective adaxial cells specified during gastrulation by determini
123 Hedgehog signaling still contain postmitotic adaxial cells that differentiate into fast muscle fibers
126 ue declines, tight apposition of prospective adaxial cells to the notochord, which is achieved by con
127 ing can be restored by replacing the ablated adaxial cells with ones transplanted from wild-type embr
128 genesis, slow-twitch muscle derives from the adaxial cells, a layer of paraxial mesoderm that differe
129 Zebrafish slow muscle cells develop from adaxial cells, a one-cell-diameter-thick pseudo-epitheli
132 sh embryo, a subset of mesodermal cells, the adaxial cells, delineates the prospective path of pionee
133 deficit in slow muscles and their precursor, adaxial cells, revealing essential roles of C&E movement
134 ion earlier, and myod and myf5 expression in adaxial cells, the earliest muscle precursors, requires
135 nsistent with this idea, surgical removal of adaxial cells, which are slow muscle precursors, results
141 defects in differentiation and migration of adaxial cells/slow muscle fibers, as well as mutants wit
142 y shaped and separated from the notochord by adaxial cells; they do not express myoD until after somi
145 that causes altered leaf polarity such that adaxial characters develop in place of abaxial leaf char
147 gnaling is required for the specification of adaxial-derived slow-muscle fibers in the embryo [4, 5],
149 III) transcription factor family specify the adaxial domain (future upper side) of the leaf, while an
150 mbryos, and in the shoot apical meristem and adaxial domain of cotyledons of heart stage embryos.
151 gulation of PHAN is sufficient to reduce the adaxial domain of leaf primordia and to change pinnate c
152 ch targets ETT and ARF4, is expressed in the adaxial domain, and ett as1 ago7 triple mutants resemble
153 ous plant Utricularia gibba, the upper leaf (adaxial) domain is restricted to a small region of the p
154 ession patterns suggest that the abaxial and adaxial domains of leaf primordia are important for leaf
157 zygomorphic flowers and the determination of adaxial (dorsal) identity of floral organs, including ad
158 symmetry gene CYCLOIDEA (CYC) demarcate the adaxial (dorsal) region of the flower in typical papilio
160 s a cell fate determining signal to/from the adaxial epidermis and controls the dorsoventral patterni
161 ermis of wild type plants, were found in the adaxial epidermis in nsn1 leaves, suggesting a disorient
163 nduces earlier formation of trichomes on the adaxial epidermis than on the abaxial epidermis, demonst
164 S VOLATILE EMISSION REGULATOR (EVER)-a petal adaxial epidermis-specific MYB activator that affects th
169 ain-leucine zipper (HD-ZIPIII) protein whose adaxial expression is spatially defined by miRNA166-dire
171 main gene PHANTASTICA (PHAN) is required for adaxial fate in many plants , but the Arabidopsis orthol
175 ze blue light responses from chloroplasts of adaxial guard cells from Pima cotton (Gossypium barbaden
176 rning defect is enhanced by mutations in the adaxial HD-ZIPIII gene REVOLUTA (REV), and is suppressed
177 tionally controls the behavior of cells with adaxial identity in vegetative tissues, providing eviden
179 ng roles of GRAM in promoting and inhibiting adaxial identity might serve to reinforce and maintain t
184 nd synergistically control the expression of adaxial-identity genes, HOMEOBOX ARABIDOPSIS THALIANA 3
186 y SAMs develop in close association with the adaxial leaf base at the junction of the leaf and stem (
187 Several lines of evidence indicate that the adaxial leaf domain possesses a unique competence to for
189 meristem activity and the differentiation of adaxial leaf fate has been recognized for over fifty yea
191 tor genes cause transformation of abaxial to adaxial leaf fates by altering a microRNA complementary
194 etimes associated with abaxialization of the adaxial leaf regions, which constitutes a "switch".
195 y between abaxialized, mutant sectors on the adaxial leaf surface and the bifurcation of leaves.
198 em II, based on fluorescence measurements of adaxial leaf surfaces, and we suspect that UV-B impaired
199 ver the leaf surface and between abaxial and adaxial leaf surfaces, with distribution greatly influen
202 least two types occur on the morphologically adaxial lip surface of Dienia: namely, simple secretions
205 leaf blades in the normal position, but the adaxial mesophyll shows disorganized patterns of cell di
207 at pre-existing clusters on early-born slow (adaxial) muscle fibers were incorporated into NMJs as ax
210 f signalling is less effective at initiating adaxial myogenesis, which is instead initiated by Hedgeh
211 position of the abaxial (always present) and adaxial (occurring only in young leaves) trichomes were
212 ve transformation of abaxial cell types into adaxial ones and a correlated loss of lamina formation.
214 growth of leaves, as mutants lacking either adaxial or abaxial cell types often develop radially sym
215 gh Rgd2-R(-) mutants exhibit no reduction in adaxial or abaxial cell types, areas of epidermal cell s
216 YABBY proteins) are expressed in either the adaxial or abaxial domain of organ primordia where they
217 latory interactions between genes specifying adaxial or abaxial fates function to maintain dorsoventr
218 teractions between genes that promote either adaxial or abaxial identity, but the molecular basis of
219 a signal from the shoot tip which specifies adaxial organ identity and results in repression of abax
220 that KANADI1 (KAN1) and KAN2 act to promote adaxial organ identity in addition to their well-known r
221 expression, and internal symmetry of Mohavea adaxial petals is correlated with a reduction in DICH ex
224 ially accumulated exclusively in internal or adaxial phloem-associated cells in stems above the inocu
226 Here, we show that co-option of the abaxial-adaxial polarity gene network plays a role in the evolut
227 prise a genetic system that patterns abaxial-adaxial polarity in lateral organs produced from the api
228 ecular genetic mechanisms underlying abaxial-adaxial polarity in plants have been studied as a proper
229 the role of INO in the outgrowth and abaxial-adaxial polarity of the outer integument has been conser
231 AS2 activation specifically in the proximal, adaxial region of the leaf, demonstrating a role for the
232 shows that these genes are expressed in the adaxial region of the typical papilionoid flower of Lupi
234 etal surface is relatively flat, whereas the adaxial side consists of conical epidermis cells, render
236 apical meristem with inherent polarity; the adaxial side faces the meristem, while the abaxial side
237 , we have compared steady-state RNA from the adaxial side from which embryos develop and from the aba
238 erman (sup) mutants integument growth on the adaxial side is nearly equal to wild-type growth on the
239 tional relationship: organ primordia have an adaxial side next to the meristem, and an abaxial one aw
240 a-siRNA) biogenesis pathway that acts on the adaxial side of developing leaves and demarcates the dom
241 maize yabby gene family are expressed on the adaxial side of incipient and developing leaf primordia.
243 and genes indicative of cell division in the adaxial side of the cotyledons suggest that the arrangem
244 op dramatic ectopic lamina outgrowths on the adaxial side of the leaf in an as1 mutant background.
250 r defined source of biogenesis on the upper (adaxial) side of leaves to the lower (abaxial) side to c
253 e medial compartment, Myf5 and/or Myod drive adaxial slow fibre and medial fast fibre differentiation
254 le precursors, whereas its expression in the adaxial slow muscle precursors was largely unaffected.
255 dependent on Fgf signals) myod expression in adaxial slow precursors, thereby initiating trunk myogen
256 ent processes, sclerotomal specification and adaxial specification in the first five somites, are not
258 dorsal) identity of floral organs, including adaxial stamen abortion and asymmetry of adaxial petals.
260 of the family, such as anatomical reduction, adaxial stomata, lack of stomatal closure, and carbon se
261 eater carbon assimilation, along with higher adaxial stomatal conductance, which would also support g
262 gle trait but was positively correlated with adaxial stomatal densities (SD(ada) ), stomatal ratio (S
263 nificantly greater stomatal densities on the adaxial surface and towards the leaf tip in both genotyp
268 esis, resulting in trichome reduction on the adaxial surface of cauline leaves, thereby illuminating
269 losphaira vitifoliae, induces stomata on the adaxial surface of grape leaves where stomata typically
272 otes the formation of papillate cells on the adaxial surface of M. polymorpha, which is consisitent w
273 earlier accumulation of wax crystals on the adaxial surface of newly expanded leaves and higher dens
274 patterns, with a few strains preferring the adaxial surface while most are more virulent on the abax
278 tabolites and cuticle monomers on the upper (adaxial) surface of the petals on both the white/smooth
279 na (L.) Heynh., trichomes are present on the adaxial surfaces of all rosette leaves but are absent fr
281 e deposition of water drops onto abaxial and adaxial surfaces, evidence for water penetration through
284 attern of one of these has expanded from the adaxial to the lateral and abaxial regions of the coroll
285 ovided, in part, by the boundary between the adaxial (top) and abaxial (bottom) domains of the leaf,
287 these mutations also accelerate the loss of adaxial trichomes (a trait typical of bracts), reduce th
290 hat the juxtaposition of abaxial (lower) and adaxial (upper) cell fates (dorsiventrality) in leaf pri
296 leaf surface closest to the meristem is the adaxial (upper, dorsal) surface whereas the opposite lea
299 of positional information along the radial (adaxial versus abaxial or central versus peripheral) dim