How To Use Auxin In A Sentence
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Researchers demonstrated they could make such blobs of tissue grow into either roots or shoots depending on the ratio of two critical plant hormones, auxins and cytokinins.
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Furthermore, in both animals and plants, gradients of growth factors are established, in plants by basipetal auxin transport, inducing and controlling vascular differentiation.
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Action actinomycin D auxin-induced growth Avena coleoptile section
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Moreover, lateral root formation can be initiated by the application of the plant hormone auxin.
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Mist spray, constant heat of 28C, and auxin mixtures of IBA and NAA appear essential to good rooting (Zeijlemaker, 1976).
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Vascular tissue formation follows the flow of auxin, which is canalized into files of cells so that connected vascular strands form.
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So long as those auxin signals move out from the growing tips, few - if any - of the dormant buds on the plant will open up and begin to grow.
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Hormones have been implicated in the maturation of fleshy fruits, and ethylene and auxin appear to be of particular importance depending on the type of fruits.
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Possible analogies with other cold-requiring processes such as vernalization and stratification, and the interaction of auxin and gibberellin in the stalk elongation process in other plant species are discussed.
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The news release relates to auxin, a plant hormone known to function in plant growth and development.
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Maybe these cells would differ in sensitivity to auxin or kinin.
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Activity IAA-synthesizing scheme relationship synergism auxins non-auxinic chemicals rooting cuttings
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Hormones that require amino acids for starting materials include thyroxine (the hormone produced by the thyroid gland), and auxin (a hormone produced by plants).
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Leaf fall The shedding of leaves , usually associated with a fall in AUXIN concentration.
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These facts made me think that there must be a plant hormone, other than auxin, that is capable of inhibiting shoot branching-a branching-inhibiting hormone that this did not function in the mutant, resulting in excess shoot branching.
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In mung bean, mechanical strain, salt, cycloheximide, and auxin treatment could induce the CPK gene expression.
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It has previously been shown that, in strawberry fruit, the expression of some ripening-related genes are directly or indirectly negatively regulated by the auxins produced in the achenes.
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Building on previous observations, a group of scientists in the Department of Gerd Jürgens at the Max Planck Institute for Developmental Biology, together with scientists in Belgium, described the necessity of combining increased cell cycle activity and auxin, which is one of the major plant hormones, to give rise to an increase in root branching.
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Activation of Avena coleoptile cell wall glycosidases by hydrogen ions and auxin
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PINOID kinase regulates root gravitropism through modulation of PIN2-dependent basipetal auxin transport in Arabidopsis thaliana.
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The researchers found that GAs interact with other plant hormones such as auxin to tell the plant whether to concentrate on reaching for the sky or on building a bigger, better network of roots under ground.
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It has been reported that ARF gene expression was not effected by auxin concentration.
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Herbivorous tephritid flies host an endosymbiotic bacterium until recently classified in the genus Erwinia, a galling plant pathogen capable of synthesizing auxins and cytokinins.
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Another family of plant hormones, the gibberellins, regulate stem elongation and have some similar effects to auxin.
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There are a lot of evidences indicating that the role of actin cytoskeleton in regulating auxin polar transport, which in- duces a lateral gradient of auxin and results in plant organ curvature.
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New links to the plant hormone, auxin, were also uncovered.
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Similar to higher plants, growth and development in Physcomitrella is regulated both by environmental factors, such as the quantity and quality of light, and by phytohormones including auxins, cytokinins, and abscisic acid.
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Ikeda Y, Li X, Palme K, et al. (2008) Sterol-dependent endocytosis mediates post-cytokinetic acquisition of PIN2 auxin efflux carrier polarity.
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Herbicides inhibit the flow of natural and synthetic auxins, which are necessary for proper plant growth.
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Hormones such as auxins and gibberellins trigger fruit cells to expand.
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Falling levels of plant hormones such as auxin and the cytokinins are responsible.
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This is the best way to maximize grow space, minimize power consumption, and utilize geotropism to spread growth auxins throughout the plant.
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One of the earliest noted auxin effects was in phototropism, the curvature of stems toward a light source.
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Cytokinins, gibberellins, and auxin have been applied to promote cell division during the early stages of fruit growth in many species.
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The plant hormone auxin, which is important for nearly every one of the plant's developmental processes, accumulates at the site of infection.
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Hormones such as auxins and gibberellins trigger fruit cells to expand.
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Charles Darwin performed early auxin experiments, observing the effects of a hypothetical substance modulating plant shoot elongation to allow tropic growth toward light.
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However, a continuous basipetal transport of auxin from the shoot to the rooting zone (upper part taproot) is required for adventious root formation.
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Arabidopsis thaliana that are defective in the formation of continuous vascular network: calling the auxin signal flow canalization hypothesis into question.
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Leyser and her lab study the role of plant hormones, such as auxin, in plant growth.
Rosalind Franklin Award Winner: Ottoline Leyser
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When a terminal bud or growing tip is removed from the parent plant, a growth-suppression hormone called auxin is removed as well.
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When, besides auxins, cytokinins are also administered, the cells divide.
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The tropic response represents a growth response to altered auxin levels, involving growth stimulation and growth inhibition on opposite sides of the responding organ.
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Tryptophan is used in some plant species as a precursor to bioactive alkaloids and defence phytoalexins, as well as the phytohormone auxin.
