Search Results - "Whitelam, G.C."

Fluorescence spectroscopy and photochemistry of phytochromes A and B in wild-type, mutant and transgenic strains of Arabidopsis thaliana by Sineshchekov, V.A., Ogorodnikova, O.B., Devlin, P.F., Whitelam, G.C.

“…Phytochrome (P) was characterized in etiolated seedlings of wild-type, mutant and transgenic strains of Arabidopsis with the use of low-temperature (85 K)…”
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Cyanobacterial GR6 glutamate-1-semialdehyde aminotransferase: a novel enzyme-based selectable marker for plant transformation by Gough, K.C., Hawes, W.S., Kilpatrick, J., Whitelam, G.C.

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Light signals, phytochromes and cross-talk with other environmental cues by Franklin, K.A, Whitelam, G.C

“…Plants have evolved highly complex sensory mechanisms to monitor their surroundings and adapt their growth and development to the prevailing environmental…”
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Phytochromes B, D, and E act redundantly to control multiple physiological responses in Arabidopsis by Franklin, K.A, Praekelt, U, Stoddart, W.M, Billingham, O.E, Halliday, K.J, Whitelam, G.C

“…Phytochrome-mediated perception of the ratio of red to far-red wavelengths in the ambient light environment is fundamental to plant growth and development…”
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Light regulation of the Arabidopsis respiratory chain. Multiple discrete photoreceptor responses contribute to induction of type II NAD(P)H dehydrogenase genes by Escobar, M.A, Franklin, K.A, Svensson, A.S, Salter, M.G, Whitelam, G.C, Rasmusson, A.G

“…Controlled oxidation reactions catalyzed by the large, proton-pumping complexes of the respiratory chain generate an electrochemical gradient across the…”
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Phytochrome E influences internode elongation and flowering time in Arabidopsis by Devlin, P.F. (University of Leicester, Leicester, UK.), Patel, S.R, Whitelam, G.C

“…From a screen of M2 seedlings derived from gamma-mutagenesis of seeds doubly null for phytochromes phyA and phyB, we isolated a mutant lacking phyE. The PHYE…”
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Phytochrome D acts in the shade-avoidance syndrome in Arabidopsis by controlling elongation growth and flowering time by Devlin, P.F, Robson, P.R.H, Patel, S.R, Goosey, L, Sharrock, R.A, Whitelam, G.C

“…Shade avoidance in higher plants is regulated by the action of multiple phytochrome (phy) species that detect changes in the red/far-red ratio (R/FR) of…”
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Photoinhibition of photosynthesis in the cyanobacterium Microcystis aeruginosa by Whitelam, G.C, Codd, G.A

“…We have examined characteristics of the photoinhibition of photosynthesis which occur in the unicellular cyanobacterium Microcystis aeruginosa, following…”
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Photoresponses of light-grown phyA mutants of arabidopsis. Phytochrome A is required for the perception of daylength extensions by Johnson, E, Bradley, M, Harberd, N.P, Whitelam, G.C

“…Several aspects of the photophysiology of wild-type Arabidopsis thaliana seedlings were compared with those of a phytochrome A null mutant, phyA-1, and a…”
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New roles of phytochromes during seed germination by Heschel, M.S, Butler, C.M, Chiang, G.C.K, Wheeler, A, Sharrock, R.A, Whitelam, G.C, Donohue, K

“…Among the most important environmental sensors in plants are the phytochromes, members of a duplicated‐gene family of photoreceptors. We characterized the…”
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Plant biochemistry: Phytochrome feedback by Whitelam, G.C

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Phytochrome A null mutants of Arabidopsis display a wild-type phenotype in white light by Whitelam, G.C, Johnson, E, Peng, J, Carol, P, Anderson, M.L, Cowl, J.S, Harberd, N.P

“…Phytochrome is a family of photoreceptors that regulates plant photomorphogenesis; the best-characterized member of this family is phytochrome A. Here, we…”
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Photoinactivation of photosystem II during photoinhibition in the cyanobacterium Microcystis aeruginosa by Tytler, E.M, Whitelam, G.C, Hipkins, M.F, Codd, G.A

“…Sites of photoinhibition and photo-oxidative damage to the photosynthetic electron-transport system of the unicellular cyanobacterium Microcystis aeruginosa…”
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Phytochrome A mediates the promotion of seed germination by very low fluences of light and canopy shade light in Arabidopsis by Botto, J.F. (Universidad de Buenos Aires, Buenos Aires, Argentina.), Sanchez, R.A, Whitelam, G.C, Casal, J.J

“…Seeds of the wild type (WT) and of the phyA and phyB mutants of Arabidopsis thaliana were exposed to single red light (R)/far-red light (FR) pulses predicted…”
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Far-red light blocks greening of Arabidopsis seedlings via a phytochrome A-mediated change in plastid development by Barnes, Simon A., Nishizawa, Naoko K., Quaggio, Ronaldo B., Whitelam, Garry C., Chua, Nam-Hai

“…We have characterized a far-red-light response that induces a novel pathway for plastic development in Arabidopsis seedlings. This response results in the…”
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Phytochrome B and at least one other phytochrome mediate the accelerated flowering response of Arabidopsis thaliana L. to low red/far-red ratio by Halliday, K.J, Koornneef, M, Whitelam, G.C

“…We have investigated the involvement of phytochrome B in the early-flowering response of Arabidopsis thaliana L. Seedlings to low red:far-red (R/FR) ratio…”
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The effect of kinetin on stomata of the grass Anthephora pubescens nees [barley] by Incoll, L.D., Whitelam, G.C.

“…Transpiration from excised leaves of Anthephora pubescens Nees was enhanced by 1 and 10 mmol m-3 kinetin. Stomatal opening in isolated epidermal strips of A…”
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Improvement of Horticultural and Ornamental Crops Through Transgenic Manipulation of the Phytochrome Family of Plant Photoreceptors by Franklin, K.A, Whitelam, G.C

“…Consumer demands drive continuous developments in the production of horticultural and ornamental crops. In addition to improvements in quality and nutritional…”
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Functional interaction of cryptochrome 1 and phytochrome D by Hennig, L, Funk, M, Whitelam, G.C, Schafer, E

“…Arabidopsis thaliana wild-type and single, double and triple mutants lacking phytochrome A (phyA-201) phytochrome B (phyB-5), phytochrome D (phyD-1),…”
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Regulation of phytochrome B signaling by phytochrome A and FHY1 in Arabidopsis thaliana by Cerdan, P.D, Yanovsky, M.J, Reymundo, F.C, Nagatani, A, Staneloni, R.J, Whitelam, G.C, Casal, J.J

“…Phytochrome A (phyA) and phytochrome B (phyB) share the control of many processes but little is known about mutual signaling regulation. Here, we report on the…”
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