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Simulation of Organ Patterning on the Floral Meristem Using a Polar Auxin Transport Model [PDF]
An intriguing phenomenon in plant development is the timing and positioning of lateral organ initiation, which is a fundamental aspect of plant architecture.
Angenent, G.C. +23 more
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The phytohormone auxin plays significant roles in regulating plant growth and development. In Arabidopsis, a subset of ATP-BINDING CASSETTE subfamily B (ABCB) transporters participate in polar movement of auxin by exclusion from and prevention of ...
Mark K. Jenness +4 more
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Hypocotyl transcriptome reveals auxin regulation of growth-promoting genes through GA-dependent and -independent pathways. [PDF]
Many processes critical to plant growth and development are regulated by the hormone auxin. Auxin responses are initiated through activation of a transcriptional response mediated by the TIR1/AFB family of F-box protein auxin receptors as well as the AUX/
Elisabeth J Chapman +6 more
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A long-sought hormone receptor has been found. Two recent Nature articles reveal that the F-box protein TRANSPORT INHIBITOR RESPONSE1 (TIR1) binds auxin and responds to the phytohormone even when heterologously expressed in animal systems ([Dharmasiri et al., 2005a][1]; [Kepinski and Leyser, 2005 ...
Andrew W, Woodward, Bonnie, Bartel
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The plant hormone auxin is a vital component for plant reproduction as it regulates the development of both male and female reproductive organs, including ovules and gynoecia.
Emma Larsson +4 more
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Modeling Auxin Signaling in Roots: Auxin Computations
Auxin signaling and patterning is an inherently complex process, involving polarized auxin transport, metabolism, and signaling, its effect on developmental zones, as well as growth rates, and the feedback between all these different aspects. This complexity has led to an important role for computational modeling in unraveling the multifactorial roles ...
Rutten, Jaap +2 more
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phot1 inhibition of ABCB19 primes lateral auxin fluxes in the shoot apex required for phototropism [PDF]
It is well accepted that lateral redistribution of the phytohormone auxin underlies the bending of plant organs towards light. In monocots, photoreception occurs at the shoot tip above the region of differential growth.
Titapiwatanakun Boosaree +58 more
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Evolution and structural diversification of PILS putative auxin carriers in plants
The phytohormone auxin contributes to virtually every aspect of the plant development. The spatiotemporal distribution of auxin depends on a complex interplay between auxin metabolism and intercellular auxin transport.
Elena eFeraru +4 more
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Overexpression of the auxin binding protein1 modulates PIN-dependent auxin transport in tobacco cells. [PDF]
Auxin binding protein 1 (ABP1) is a putative auxin receptor and its function is indispensable for plant growth and development. ABP1 has been shown to be involved in auxin-dependent regulation of cell division and expansion, in plasma-membrane-related ...
Milada Čovanová +5 more
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lndole-3-acetic acid (IAA), the most important natural auxin in plants, is mainly synthesized from the amino acid tryptophan (Trp). Recent genetic and biochemical studies in Arabidopsis have unambiguously established the first complete Trp-dependent auxin biosynthesis pathway.
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