auxins Auxins (plural of auxin /ˈɔːksɪn/) are a class of plant hormones (or plant-growth regulators) with some morphogen-like characteristics. Auxins...
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Operation Auxin was an Australian Federal Police operation in September 2004, leading to the arrest of almost 200 people on charges of child pornography...
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Phototropism (category Auxin action)
on the plant that are farthest from the light contain a hormone called auxin that reacts when phototropism occurs. This causes the plant to have elongated...
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Plant hormone (section Auxins)
utilizing auxin as a rooting compound applied to the cut surface; the auxins are taken into the plant and promote root initiation. In grafting, auxin promotes...
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plant hormone auxin has also been implicated in this process, with the new primordium being initiated at the placenta, where the auxin concentration is...
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In molecular biology, the auxin binding protein family is a family of proteins which bind the plant hormone auxin. They are located in the lumen of the...
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Polar auxin transport is the regulated transport of the plant hormone auxin in plants. It is an active process, the hormone is transported in cell-to-cell...
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Axillary bud (section Effects of auxin)
meristem produces auxin which prevents axillary buds from growing. The axillary buds begin developing when they are exposed to less auxin, for example if...
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inhibit an auxin response factor known as ARF19, a response factor responsible for the translation of PIN3 and LAX3, two well known auxin transporting...
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Acid-growth hypothesis (category Auxins)
signalling role of auxin and the molecular nature of cell wall modification. The current version holds that auxin activates small auxin-up RNA (SAUR) proteins...
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Plant embryonic development (section The role of auxin)
angiosperms show auxin transport to the root end of the embryo. They hypothesized that the embryonic pattern is regulated by the auxin transport mechanism...
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cytokinins are transported in the xylem. Cytokinins act in concert with auxin, another plant growth hormone. The two are complementary, having generally...
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oestrogen and brassinosteroid), amino acid derivatives (e.g. epinephrine and auxin), protein or peptides (e.g. insulin and CLE peptides), and gases (e.g. ethylene...
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PIN proteins (section Auxin feedback)
membrane proteins in plants that transport the anionic form of the hormone auxin across membranes. The discovery of the initial member of the PIN gene family...
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Gravitropism (category Auxin action)
response to gravity due to a regulated movement of the plant hormone auxin known as polar auxin transport. This was described in the 1920s in the Cholodny-Went...
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sensitive to a plant hormone called auxin that is produced by the leaf and other parts of the plant. When auxin coming from the leaf is produced at a...
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Indole-3-acetic acid (category Auxins)
most common naturally occurring plant hormone of the auxin class. It is the best known of the auxins, and has been the subject of extensive studies by plant...
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accumulation of the plant hormone auxin in certain areas of the meristem. Leaves become initiated in localized areas where auxin concentration is higher.[disputed...
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hormones such as auxin, and by the precise control of aspects of the cell cycle. Such control can be particularly useful, as increased auxin levels help to...
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The culture medium is supplemented with plant growth regulators, such as auxin, cytokinin, and gibberellin, to initiate callus formation or somatic embryogenesis...
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of auxins (from the Greek auxein, to grow) in control of plant growth was first outlined by the Dutch scientist Frits Went. The first known auxin, indole-3-acetic...
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Phenoxy herbicide (section Auxins)
phenoxyacetic acid. The first group to be discovered act by mimicking the auxin growth hormone indoleacetic acid (IAA). When sprayed on broad-leaf plants...
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Phenylacetic acid (category Auxins)
active auxin (a type of plant hormone), found predominantly in fruits. However, its effect is much weaker than the effect of the basic auxin molecule...
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Derepression (section Auxin signalling)
An example is the auxin mediated derepression of the auxin response factor family of transcription factors in plants. These auxin response factors are...
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also been observed in tobacco plants. Auxin increases GA 3-oxidation and decreases GA 2-oxidation in barley. Auxin also regulates GA biosynthesis during...
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called auxin. Auxin appears in the initiation, emergence and elongation of the roots. Auxin signals regulate the direction auxin efflux and auxin flow throughout...
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metabolism. Auxin hormones are proven to stimulate mitosis, cell production and regulate interfascicular and fascicular cambium. Applying auxin to the surface...
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Straeten, D.; Beemster, G. T. S.; et al. (2007), "Ethylene Upregulates Auxin Biosynthesis in Arabidopsis Seedlings to Enhance Inhibition of Root Cell...
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typically used for analog audio signals Aux/IAA repressors, related to auxin plant hormones AUX: (for auxiliary), a DOS text device AUX (CONFIG.SYS directive)...
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(meaning three chromosome sets per nucleus) in most species, which may be auxin-driven. It surrounds the embryo and provides nutrition in the form of starch...
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