Flowering and determinacy in maize
WebCcTFL1 gene F 2 (ICPL 85010 × ICP 15774) Determinacy [ 89 ] C_01839 for sterility mosaic, C. cajan_03203 for Fusarium wilt RILs (ICPL 20096 × ICPL 332) Fusarium wilt, sterility mosaic disease [ 90 ] 421 hypervariable SSRs from a genome sequence 94 genotypes. Diversity Analysis, Hybrid Purity Testing, Trait Mapping [ 91 ] 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 …
Flowering and determinacy in maize
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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 ... 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 ...
WebJun 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). 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 [ …
WebRegulation of spikelet determinacy Conversely, high levels of miR172 and the loss of function Spikelet determinacy in wheat and barley is largely de‐ of Q (three homoeoalleles) leads to sterile lemmas and the termined by the elongation or suppression of the spikelet indeterminacy of the spikelet meristem (Debernardi et al. axis, known as the ... 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
WebAug 2, 2012 · Determinacy (STDET): Stem determinacy was characterized as a qualitative trait. The cultivated parent has a determinate growth habit and the wild parent has an indeterminate growth habit. The F 1 plant showed an indeterminate growth habit, indicating that indeterminate growth habit from the wild parent was dominant. The segregation ratio …
WebJan 30, 2008 · Given the rich history of maize genetics and the agronomic importance of its seeds, maize is an excellent and important system for understanding how unisexuality can evolve in flowering plants. Mutations that feminize tassel florets can be identified easily by the presence of seeds and fuzzy silks (female stigmas) in the male tassel (Figure 1a ). how do i find my bank branchWebFeb 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 … how do i find my banner id utsaWebMaize 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. … how do i find my bankruptcy discharge dateWebFeb 16, 2024 · Figure 1. Schematic draws of Arabidopsis, rice, and maize florets and gynoecia.(A–C) Flower and spikelet structure of Arabidopsis (A), rice (B), and maize (C).(D) The pistil of Arabidopsis can be divided into ovary, style, stigma, and the ovules derive from a placenta (E) Rice syncarpic ovary harbors two styles and feathery stigmas, (F) while … how do i find my bceidWebFeb 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 do i find my bic code barclaysWebMay 14, 2024 · Author summary Although the genetics of trait differences between crops and their progenitors has been extensively studied, far less is known about the genetic architecture of trait variation in crop progenitors and how this architecture was altered during domestication. Here, we address this issue by comparing the genetic architecture of 18 … how much is sea island membershipWebCarpels 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 … how do i find my bbs file number