Flowering and determinacy in maize

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WebApr 5, 2024 · Changes in flowering time and photoperiod sensitivity were selected in parallel in the common bean (Phaseolus vulgaris), maize (Zea mays), potato (Solanum tuberosum), to name a few crops that have ... Web19 hours ago · The maize genome encodes 14 trehalose-6-phosphate synthase (TPS) genes and 11 trehalose-6-phosphate phosphatase (TPP) genes. ZmTPP4 is the ortholog of OsTPP4 in maize [ 52 ]; ZmTPP4 is a complete paralogue of RA3 ; and loss of ZmTPP4 and RA3 would reduce meristem determinacy and increase inflorescence branching [ …

Maize inflorescence development. (A) Different meristem types in …

WebJul 24, 2005 · The plant morphologist W. Troll surveyed some 40,000 species to infer that the flowering plant shoot is comprised of zones defined by branch determinacy and their relationship to the parent shoot ... WebSee1 interacts with maize SGT1, a cell cycle and immune regulator, interfering with its MAPK-triggered phosphorylation. ... is necessary and … how to stop edge from downloading files

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WebJan 31, 2013 · In this review, we focus on the following issues concerning the fate of the reproductive meristems in two grass species, maize (Zea mays) and rice (Oryza sativa): (i) meristem regulation during inflorescence development; (ii) specification and fate change of the BM and the SM; (iii) determinacy of the FM; and (iv) communication between the ... WebCarpels in maize undergo programmed cell death in half of the flowers initiated in ears and in all flowers in tassels. The HD-ZIP I transcription factor gene GRASSY TILLERS1 … WebSep 1, 2008 · Sex determination in the flowers of maize involves the abortion of stamen or pistil development. Recent work investigating genes that control this process reveals that a microRNA is involved in both the sex determination of the male inflorescence and its growth pattern. ... MicroRNA, sex determination and floral meristem determinacy in maize ... reactive lighting keyboard

Flowering and determinacy in maize - JSTOR

WebDec 9, 2008 · Stages in branching in tomato and maize. (A) The branching pattern of the tomato inflorescence. The sympodial inflorescence meristem branches before it terminates in a flower. This process is repeated a few times. (B) The spikelet meristem (SM) in maize branches to produce a flower, then the SM becomes a flower. WebFeb 1, 2007 · Maize and rice appear to have conserved mechanisms of meristem maintenance and organ identity. Other pathways, such as sex determination, are likely to … how to stop edge from freezingWebMar 1, 2000 · A weak flowering signal tends to delay meristem determinacy in the inflorescence, allowing for increased branch outgrowth and higher order branch initiation (McSteen et al., 2000; Endo-Higashi and ... how to stop edge from opening files

"WebIn maize, the indeterminate inflorescence meristem produces three types of determinate meristems: spikelet pair, spikelet and floral meristems. These meristems are defined by … " - Flowering and determinacy in maize

Flowering and determinacy in maize

Molecular Control of Carpel Development in the Grass Family

WebOther pathways, such as sex determination, are likely to be found only in maize with its separate male and female flowers. A rich genetic history has resulted in a large collection of maize mutants. The advent of genomic tools and synteny across the grasses now permits the isolation of the genes behind inflorescence architecture and the ability ... WebJun 1, 2002 · In maize, the indeterminate inflorescence meristem produces three types of determinate meristems: spikelet pair, spikelet and floral meristems. These meristems are …

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WebMar 18, 2024 · Inflorescence architecture and floral development in flowering plants are determined by genetic control of meristem identity, determinacy, and maintenance. The ear inflorescence meristem in maize ( Zea mays ) initiates short branch meristems called spikelet pair meristems, thus unlike the tassel inflorescence, the ears lack long branches.

WebSep 15, 2008 · Grass flowers are organized on small branches known as spikelets. In maize,the spikelet meristem is determinate, producing one floral meristem and then converting into a second floral meristem. The APETALA2(AP2)-like gene indeterminate spikelet1 (ids1) is required for the timely conversion of the spikelet meristem into the … WebSep 6, 2024 · Each flowering plant species displays characteristic inflorescence architecture. In grass species, inflorescence size determines grain-bearing capacity. ... ultimately determining the determinacy of the tassel. Therefore, maize AGO18b is also involved in the regulation of meristem maintenance through the miR166-HD-ZIP III TF …

WebFeb 24, 2009 · A pH of 6.0 to 6.5 is optimal for most perennials. Most Georgia soils are acid and require the addition of lime to correct pH. In the absence of a soil test, add a … WebRA3 is a classic inflorescence meristem determinacy gene that encodes a trehalose-6-phosphate (T6P) phosphatase (TPP). Dissection of floral development revealed that ra3 single mutants have partially derepressed carpels, whereas gt1 ; ra3 double mutants have completely derepressed carpels. ... Recruitment of an ancient branching program to ...

WebMaize is an ideal system to study the genetic control of meristem fate because of the contribution from determinate and indeterminate meristems to the overall inflorescence. …

WebSep 3, 2024 · suppression. For example, grass flowers exhibit extreme diversity in floral sexuality, arising through differential suppression of stamens or carpels. In maize, carpels undergo programmed cell death in half of the flowers initiated in ears and in all flowers in tassels. The HD-ZIP I transcription factor gene GRASSY TILLERS1 (GT1) is one of only reactive list shinyWebMar 3, 2007 · Maize is an ideal system to study the genetic control of meristem fate because of the contribution from determinate and indeterminate meristems to the overall … reactive lip balmWebJun 9, 2024 · The dicer-like1 homolog fuzzy tassel is required for the regulation of meristem determinacy in the inflorescence and vegetative growth in maize. Plant Cell 26 , 4702–4717 (2014). reactive lipid speciesWebJan 30, 2008 · In maize, imperfect florets arise by the arrest of stamen development in female flowers and by the abortion of pistil primordials in the male, suggesting that sex … how to stop edge from launching automaticallyWebMaize and rice appear to have conserved mechanisms of meristem maintenance and organ identity. Other pathways, such as sex determination, are likely to be found only in maize with its separate male and female flowers. ... {FLOWERING NEWSLETTER REVIEW Flowering and determinacy in maize}, year = {2007}} Share. OpenURL . Abstract. All … how to stop edge from opening in ie modeWebOct 14, 2014 · One key change in meristem identity is at the transition to flowering, where the vegetative meristem (VM) or shoot apical meristem (SAM) transitions to an inflorescence meristem (IM). ... Laudencia-Chingcuanco, D., and Hake, S. (2002). The indeterminate floral apex1 gene regulates meristem determinacy and identity in the … how to stop edge from opening new tab 2022WebApr 13, 2024 · In contrast, D082 and D226 plants displayed determinacy in MA and LBs, forming flowers at the terminal end of MA and LBs ... Expression patterns and mutant phenotype of teosinte branched1 correlate with growth suppression in maize and teosinte. Genetics 162:1927–1935. how to stop edge from opening