Peter Hedden

NamePeter Hedden
Job titleEmeritus / Honorary
Email addresspeter.hedden@rothamsted.ac.uk
DepartmentPlant Sciences
Preferred citationHedden, P.
OfficeHarpenden

Research outputs

A novel gibberellin promotes seedling establishment

Hedden, P. 2019. A novel gibberellin promotes seedling establishment. Nature Plants. 5 (May), p. 459–460.

The early inflorescence of Arabidopsis thaliana demonstrates positional effects in floral organ growth and meristem patterning

Plackett, A. R. G., Powers, S. J., Phillips, A. L., Wilson, Z. A., Hedden, P. and Thomas, S. G. 2018. The early inflorescence of Arabidopsis thaliana demonstrates positional effects in floral organ growth and meristem patterning. Plant Reproduction. 31 (2), pp. 171-191.

Elucidation of gibberellin biosynthesis in bacteria reveals convergent evolution

Nett, R. S., Montanares, M., Marcassa, A., Lu, X., Nagel, R., Charles, T. C., Hedden, P., Rojas, M. C. and Peters, R. J. 2017. Elucidation of gibberellin biosynthesis in bacteria reveals convergent evolution. Nature Chemical Biology. 13 (1), pp. 69-74.

Genetic control of gibberellin metabolism and signalling in crop improvement

Phillips, A. L. 2016. Genetic control of gibberellin metabolism and signalling in crop improvement. in: Hedden, P. and Thomas, S. G. (ed.) Annual Plant Reviews, Volume 49: Gibberellins, The (Chapter 13) Wiley.

DELLA Proteins: Master regulators of gibberellin-responsive growth and development

Blazquez, M. A. and Alabadi, D. 2016. DELLA Proteins: Master regulators of gibberellin-responsive growth and development. in: Hedden, P. and Thomas, S. G. (ed.) Annual Plant Reviews, Volume 49: Gibberellins, The (Chapter 7) Wiley.

Gibberellin biosynthesis in higher plants

Hedden, P. 2016. Gibberellin biosynthesis in higher plants. in: Hedden, P. and Thomas, S. G. (ed.) Annual Plant Reviews, Volume 49: Gibberellins, The (Chapter 2) Wiley.

Dioxygenase-encoding AtDAO1 gene controls IAA oxidation and homeostasis in Arabidopsis

Porco, S., Pencik, A., Rashed, A., Voss, U., Casanova-Saez, R., Bishopp, A., Golebiowska, A., Bhosale, R., Swarup, R., Swarup, K., Penakova, P., Novak, O., Staswick, P., Hedden, P., Phillips, A. L., Vissenberg, K., Bennett, M. J. and Ljung, K. 2016. Dioxygenase-encoding AtDAO1 gene controls IAA oxidation and homeostasis in Arabidopsis. Proceedings of the National Academy of Sciences of the United States of America - PNAS. 113 (39), pp. 11016-11021.

Annual Plant Reviews, Volume 49: The Gibberellins

Hedden, P. and Thomas, S. G. (ed.) 2016. Annual Plant Reviews, Volume 49: The Gibberellins. Wiley-Blackwell Chichester, Sussex.

Deep roots and soil structure

Gao, W., Hodgkinson, L., Jin, K., Watts, C. W., Ashton, R. W., Shen, J., Ren, T., Dodd, I. C., Binley, A., Phillips, A. L., Hedden, P., Hawkesford, M. J. and Whalley, W. R. 2016. Deep roots and soil structure. Plant, Cell and Environment. 39 (8), pp. 1662-1668.

The gibberellin precursor GA12 acts as a long-distance growth signal in Arabidopsis

Regnault, T., Daviere, J-M., Wild, M., Sakvarelidze-Achard, L., Heintz, D., Carrera Bergua, E., Lopez Diaz, I., Gong, F., Hedden, P. and Achard, P. 2015. The gibberellin precursor GA12 acts as a long-distance growth signal in Arabidopsis. Nature Plants. 1, p. 15073.

A conserved cytochrome P450 evolved in seed plants regulates flower maturation

Liu, Z., Boachon, B., Lugan, R., Tavares, R., Erhardt, M., Mutterer, J., Demais, V., Pateyron, S., Brunaud, V., Ohnishi, T., Pencik, A., Achard, P., Gong, F., Hedden, P., Werck-Reichhart, D. and Renault, H. 2015. A conserved cytochrome P450 evolved in seed plants regulates flower maturation. Molecular Plant. 8, pp. 1751-1765.

Gibberellin metabolism

Hedden, P. and Phillips, A. L. 2015. Gibberellin metabolism. in: Hausinger, R. P. and Schofield, C. J. (ed.) 2-Oxoglutarate-dependent oxygenases Royal Society of Chemistry (RSC), Cambridge. pp. 367-384

A century of gibberellin research

Hedden, P. and Sponsel, V. 2015. A century of gibberellin research. Journal of Plant Growth Regulation. 34, pp. 740-760.

Heterologous expression and transcript analysis of gibberellin biosynthetic genes of grasses reveals novel functionality in the GA3ox family

Pearce, S., Huttly, A. K., Prosser, I. M., Li, Y-D., Vaughan, S. P., Gallova, B., Patil, A., Coghill, J. A., Dubcovsky, J., Hedden, P. and Phillips, A. L. 2015. Heterologous expression and transcript analysis of gibberellin biosynthetic genes of grasses reveals novel functionality in the GA3ox family. BMC Plant Biology. 15, p. 130.

Pre-maturity alpha-amylase in wheat: the role of abscisic acid and gibberellins

Kondhare, K. R., Farrell, A. D., Kettlewell, P. S., Hedden, P. and Monaghan, J. M. 2015. Pre-maturity alpha-amylase in wheat: the role of abscisic acid and gibberellins. Journal of Cereal Science. 63, pp. 95-108.

Small ubiquitin-like modifier protein SUMO enables plants to control growth independently of the phytohormone gibberellin

Conti, L., Nelis, S., Zhang, C., Woodcock, A., Swarup, R., Galbiati, M., Tonelli, C., Napier, R., Hedden, P., Bennett, M. and Sadanandom, A. 2014. Small ubiquitin-like modifier protein SUMO enables plants to control growth independently of the phytohormone gibberellin. Developmental Cell. 28, pp. 102-110.

Jake MacMillan: A pioneering chemist in plant biology

Hedden, P. and Beale, M. H. 2014. Jake MacMillan: A pioneering chemist in plant biology. Proceedings of the National Academy of Sciences of the United States of America - PNAS. 111 (41), pp. 14641-14642.

Use of the hormone-biosynthesis inhibitors fluridone and paclobutrazol to determine the effects of altered abscisic acid and gibberellin levels on pre-maturity alpha-amylase formation in wheat grains

Kondhare, K. R., Hedden, P., Kettlewell, P. S., Farrell, A. D. and Monaghan, J. M. 2014. Use of the hormone-biosynthesis inhibitors fluridone and paclobutrazol to determine the effects of altered abscisic acid and gibberellin levels on pre-maturity alpha-amylase formation in wheat grains. Journal of Cereal Science. 60, pp. 210-216.

Quantifying the impact of exogenous abscisic acid and gibberellins on pre-maturity alpha-amylase formation in developing wheat grains

Kondhare, K. R., Hedden, P., Kettlewell, P. S., Farrell, A. D. and Monaghan, J. M. 2014. Quantifying the impact of exogenous abscisic acid and gibberellins on pre-maturity alpha-amylase formation in developing wheat grains. Scientific Reports. 4, p. 5355.

Gibberellin oxidase activities in Bradyrhizobium japonicum bacteroids

Mendez, C., Baginsky, C., Hedden, P., Gong, F., Caru, M. and Rojas, M. C. 2014. Gibberellin oxidase activities in Bradyrhizobium japonicum bacteroids. Phytochemistry. 98, pp. 101-109.

DELLA activity is required for successful pollen development in the Columbia ecotype of Arabidopsis

Plackett, A. R. G., Ferguson, A. C., Powers, S. J., Wanchoo-Kohli, A., Phillips, A. L., Wilson, Z. A., Hedden, P. and Thomas, S. G. 2014. DELLA activity is required for successful pollen development in the Columbia ecotype of Arabidopsis. New Phytologist. 201 (3), pp. 825-836.

The role of gibberellin signalling in plant responses to abiotic stress

Colebrook, E. H., Thomas, S. G., Phillips, A. L. and Hedden, P. 2014. The role of gibberellin signalling in plant responses to abiotic stress. Journal Of Experimental Biology. 217, pp. 67-75.

Isolation, characterization, and expression of the Ricesd-1 (GA20ox) Gene Ortholog in Eragrostis tef

Gebre, E., Hedden, P., Kunert, K. and Schlter, U. 2013. Isolation, characterization, and expression of the Ricesd-1 (GA20ox) Gene Ortholog in Eragrostis tef. Journal of Crop Improvement. 27 (5), pp. 507-527.

The role of sensitivity to abscisic acid and gibberellin in pre-maturity alpha-amylase formation in wheat grains

Kondhare, K. R., Kettlewell, P. S., Farrell, A. D., Hedden, P. and Monaghan, J. M. 2013. The role of sensitivity to abscisic acid and gibberellin in pre-maturity alpha-amylase formation in wheat grains. Journal of Cereal Science. 58, pp. 472-478.

The involvement of gibberellin signalling in the effect of soil resistance to root penetration on leaf elongation and tiller number in wheat

Coelho Filho, M. A., Colebrook, E. H., Lloyd, D. P. A., Webster, C. P., Mooney, S. J., Phillips, A. L., Hedden, P. and Whalley, W. R. 2013. The involvement of gibberellin signalling in the effect of soil resistance to root penetration on leaf elongation and tiller number in wheat. Plant and Soil. 371, pp. 81-94.

Analysis of gibberellins as free acids by ultra performance liquid chromatography-tandem mass spectrometry

Urbanova, T., Tarkowska, D., Novak, O., Hedden, P. and Strnad, M. 2013. Analysis of gibberellins as free acids by ultra performance liquid chromatography-tandem mass spectrometry. Talanta. 112, pp. 85-94.

Transcriptional changes of the root-knot nematode Meloidogyne incognita in response to Arabidopsis thaliana root signals

Teillet, A., Dybal, K., Kerry, B. R., Miller, A. J., Curtis, R. H. C. and Hedden, P. 2013. Transcriptional changes of the root-knot nematode Meloidogyne incognita in response to Arabidopsis thaliana root signals. PLOS ONE. 8, p. e61259.

Development of new quantitative physiological and molecular breeding parameters based on the sugar-beet vernalization intensity model

Chiurugwi, T., Holmes, H. F., Qi, A., Chia, T. Y. P., Hedden, P. and Mutasa-Göttgens, E. S. 2013. Development of new quantitative physiological and molecular breeding parameters based on the sugar-beet vernalization intensity model. The Journal of Agricultural Science. 151, pp. 492-505.

A new RNASeq-based reference transcriptome for sugar beet and its application in transcriptome-scale analysis of vernalization and gibberellin responses

Mutasa-Göttgens, E. S., Joshi, A., Holmes, H. F., Hedden, P. and Gottgens, B. 2012. A new RNASeq-based reference transcriptome for sugar beet and its application in transcriptome-scale analysis of vernalization and gibberellin responses. BMC Genomics. 13, p. 99.

Effects of exogenous abscisic acid and gibberellic acid on pre-maturity alpha-amylase formation in wheat grains

Kondhare, K., Kettlewell, P., Farrell, A., Hedden, P. and Monaghan, J. 2012. Effects of exogenous abscisic acid and gibberellic acid on pre-maturity alpha-amylase formation in wheat grains. Euphytica. 188 (1), pp. 51-60.

Segregation of secondary metabolite biosynthesis in hybrids of Fusarium fujikuroi and Fusarium proliferatum

Studt, L., Troncoso, C., Gong, F., Hedden, P., Toomajian, C., Leslie, J. F., Humpf, H-U., Rojas, M. C. and Tudzynski, B. 2012. Segregation of secondary metabolite biosynthesis in hybrids of Fusarium fujikuroi and Fusarium proliferatum. Fungal Genetics and Biology. 49, pp. 567-577.

A short history of gibberellin biosynthesis: a very personal perspective

Hedden, P. 2012. A short history of gibberellin biosynthesis: a very personal perspective. Regulation of Plant Growth and Development. 47 (1), pp. 52-57.

Gibberellin biosynthesis inhibitors help control plant height for improving lodging resistance in E. Tef (Eragrostis tef)

Gebre, E., Schluter, U., Hedden, P. and Kunert, K. 2012. Gibberellin biosynthesis inhibitors help control plant height for improving lodging resistance in E. Tef (Eragrostis tef). Journal of Crop Improvement. 26, pp. 375-388.

Mathematical modeling elucidates the role of transcriptional feedback in gibberellin signaling

Middleton, A. M., Ubeda-Tomas, S., Griffiths, J., Holman, T., Hedden, P., Thomas, S. G., Phillips, A. L., Holdsworthy, M. J., Bennett, M. J., King, J. R. and Owen, M. R. 2012. Mathematical modeling elucidates the role of transcriptional feedback in gibberellin signaling. Proceedings of the National Academy of Sciences of the United States of America - PNAS. 109, pp. 7571-7576.

Genetic and physiological analysis of Rht8 in bread wheat: an alternative source of semi-dwarfism with a reduced sensitivity to brassinosteroids

Gasperini, D., Greenland, A., Hedden, P., Dreos, R., Harwood, W. and Griffiths, S. 2012. Genetic and physiological analysis of Rht8 in bread wheat: an alternative source of semi-dwarfism with a reduced sensitivity to brassinosteroids. Journal of Experimental Botany. 63, pp. 4419-4436.

The characterization of transgenic tomato overexpressing gibberellin 20-oxidase reveals induction of the parthenocarpic fruit growth, higher yield and alteration of the gibberellin biosynthetic pathway

Garcia-Hurtado, N., Carrera, E., Ruiz-Rivero, O., Lopez-Gresa, M. P., Hedden, P., Gong, F. and Garcia-Martinez, J. L. 2012. The characterization of transgenic tomato overexpressing gibberellin 20-oxidase reveals induction of the parthenocarpic fruit growth, higher yield and alteration of the gibberellin biosynthetic pathway. Journal of Experimental Botany. 63, pp. 5803-5813.

Leaf-induced gibberellin signaling is essential for internode elongation, cambial activity and fiber differentiation in tobacco stems

Dayan, J., Voronin, N., Gong, F., Sun, T-P., Hedden, P., Fromm, H. and Aloni, R. 2012. Leaf-induced gibberellin signaling is essential for internode elongation, cambial activity and fiber differentiation in tobacco stems. The Plant Cell. 24, pp. 66-79.

Characterization of the fungal gibberellin desaturase as a 2-oxoglutarate-dependent dioxygenase and its utilization for enhancing plant growth

Bhattacharya, A., Kourmpetli, S., Ward, D. A., Thomas, S. G., Gong, F., Powers, S. J., Carrera, E., Taylor, B., Nunez De Caceres Gonzalez, F., Tudzynski, B., Phillips, A. L., Davey, M. R. and Hedden, P. 2012. Characterization of the fungal gibberellin desaturase as a 2-oxoglutarate-dependent dioxygenase and its utilization for enhancing plant growth. Plant Physiology. 160, pp. 837-845.

Analysis of the developmental roles of the Arabidopsis gibberellin 20-oxidases demonstrates that GA20ox1, -2 and -3 are the dominant paralogs

Plackett, A. R. G., Powers, S. J., Fernandez-Garcia, N., Urbanova, T., Takebayashi, Y., Seo, M., Jikumaru, Y., Benlloch, R., Nilsson, O., Ruiz-Rivero, O., Phillips, A. L., Wilson, Z. A., Thomas, S. G. and Hedden, P. 2012. Analysis of the developmental roles of the Arabidopsis gibberellin 20-oxidases demonstrates that GA20ox1, -2 and -3 are the dominant paralogs. The Plant Cell. 24, pp. 941-960.

Gibberellin biosynthesis and its regulation

Hedden, P. and Thomas, S. G. 2012. Gibberellin biosynthesis and its regulation. Biochemical Journal. 444, pp. 11-25.

Engineering gibberellin metabolism in Solanum nigrum L. by ectopic expression of gibberellin oxidase genes

Bhattacharya, A., Ward, D. A., Hedden, P., Phillips, A. L., Power, J. B. and Davey, M. R. 2012. Engineering gibberellin metabolism in Solanum nigrum L. by ectopic expression of gibberellin oxidase genes. Plant Cell Reports. 31, pp. 945-953.

The role of gibberellin in determining wheat grain size and quality

Vaughan, S. P., Wanchoo-Kohli, A., Patil, A., Huttly, A. K., Phillips, A. L. and Hedden, P. 2011. The role of gibberellin in determining wheat grain size and quality. ABRATES.

The role of gibberellin in determining wheat grain size and quality

Vaughan, S. P., Wanchoo-Kohli, A., Patil, A., Huttly, A. K., Phillips, A. L. and Hedden, P. 2011. The role of gibberellin in determining wheat grain size and quality. GM Crops: from Basic Research to Application. Aspects of Applied Biology 110 . Association of Applied Biologists (AAB) Wellesbourne Warwick . pp. 14

Gibberellins - terpenoid plant hormones: biological importance and chemical analysis

Urbanova, T., Tarkowska, D., Strnad, M. and Hedden, P. 2011. Gibberellins - terpenoid plant hormones: biological importance and chemical analysis. Collection of Czechoslovak Chemical Communications. 76, pp. 1669-1686.

Molecular characterization of Rht-1 dwarfing genes in hexaploid wheat

Pearce, S., Saville, R., Vaughan, S. P., Chandler, P. M., Wilhelm, E. P., Sparks, C. A., Al-Kaff, N., Korolev, A., Boulton, M. I., Phillips, A. L., Hedden, P., Nicholson, P. and Thomas, S. G. 2011. Molecular characterization of Rht-1 dwarfing genes in hexaploid wheat. Plant Physiology. 157, pp. 1820-1831.

The transcription factor ABI4 is required for the ascorbic acid-dependent regulation of growth and regulation of jasmonate-dependent defense signaling pathways in Arabidopsis

Kerchev, P. I., Pellny, T. K., Vivancos, P. D., Kiddle, G., Hedden, P., Driscoll, S. P., Vanacker, H., Verrier, P. J., Hancock, R. D. and Foyer, C. H. 2011. The transcription factor ABI4 is required for the ascorbic acid-dependent regulation of growth and regulation of jasmonate-dependent defense signaling pathways in Arabidopsis. The Plant Cell. 23, pp. 3319-3334.

Heterosis in rice seedlings: its relationship to gibberellin content and expression of gibberellin metabolism and signaling genes

Ma, Q., Hedden, P. and Zhang, Q. 2011. Heterosis in rice seedlings: its relationship to gibberellin content and expression of gibberellin metabolism and signaling genes. Plant Physiology. 156, pp. 1905-1920.

Gibberellin control of stamen development: a fertile field

Plackett, A. R. G., Thomas, S. G., Wilson, Z. A. and Hedden, P. 2011. Gibberellin control of stamen development: a fertile field. Trends in Plant Science. 16, pp. 568-578.

Reactivation of meristem activity and sprout growth in potato tubers require both cytokinin and gibberellin

Hartmann, A., Senning, M., Hedden, P., Sonnewald, U. and Sonnewald, S. 2011. Reactivation of meristem activity and sprout growth in potato tubers require both cytokinin and gibberellin. Plant Physiology. 155, pp. 776-796.

Changes to the proteome and targeted metabolites of xylem sap in Brassica oleracea in response to salt stress

Fernandez-Garcia, N., Hernandez, M., Casado-Vela, J., Bru, R., Elortza, F., Hedden, P. and Olmos, E. 2011. Changes to the proteome and targeted metabolites of xylem sap in Brassica oleracea in response to salt stress. Plant, Cell and Environment. 34 (5), pp. 821-836.

Gibberellin signalling - new opportunities for crop management

Hedden, P., Rademacher, W. and Phillips, A. L. 2010. Gibberellin signalling - new opportunities for crop management. Outlooks on Pest Management. 21 (6), pp. 268-273.

Gibberellin 3-oxidases in developing embryos of the southern wild cucumber, Marah macrocarpus

Ward, D. A., Macmillan, J., Gong, F., Phillips, A. L. and Hedden, P. 2010. Gibberellin 3-oxidases in developing embryos of the southern wild cucumber, Marah macrocarpus. Phytochemistry. 71, pp. 2010-2018.

Bolting and flowering control in sugar beet: relationships and effects of gibberellin, the bolting gene B and vernalization

Mutasa-Gottgens, E. S., Qi, A., Zhang, W., Schulze-Buxloh, G., Jennings, A., Hohmann, U., Muller, A. E. and Hedden, P. 2010. Bolting and flowering control in sugar beet: relationships and effects of gibberellin, the bolting gene B and vernalization. AoB Plants. 2010, p. plq012.

Gibberellin biosynthesis and gibberellin oxidase activities in Fusarium sacchari, Fusarium konzum and Fusarium subglutinans strains

Troncoso, C., Gonzalez, X., Bomke, C., Tudzynski, B., Gong, F., Hedden, P. and Rojas, M. C. 2010. Gibberellin biosynthesis and gibberellin oxidase activities in Fusarium sacchari, Fusarium konzum and Fusarium subglutinans strains. Phytochemistry. 71, pp. 1322-1331.

Abscisic acid levels in tomato ovaries are regulated by LeNCED1 and SlCYP707A1

Nitsch, L. M. C., Oplaat, C., Feron, R., Ma, Q., Wolters-Arts, M., Hedden, P., Mariani, C. and Vriezen, W. H. 2009. Abscisic acid levels in tomato ovaries are regulated by LeNCED1 and SlCYP707A1. Planta. 229, pp. 1335-1346.

Gibberellin as a factor in floral regulatory networks

Mutasa-Göttgens, E. S. and Hedden, P. 2009. Gibberellin as a factor in floral regulatory networks. Journal of Experimental Botany. 60, pp. 1979-1989.

Modification of gibberellin signalling (metabolism and signal transduction) in sugar beet: analysis of potential targets for crop improvement

Mutasa-Göttgens, E. S., Qi, A., Mathews, A. M., Thomas, S. G., Phillips, A. L. and Hedden, P. 2009. Modification of gibberellin signalling (metabolism and signal transduction) in sugar beet: analysis of potential targets for crop improvement. Transgenic Research. 18, pp. 301-308.

Gibberellins close the lid

Hedden, P. 2008. Gibberellins close the lid. Nature. 456 (27 November), pp. 455-456.

Loss of gibberellin production in Fusarium verticillioides (Gibberella fujikuroi MP-A) is due to a deletion in the gibberellic acid gene cluster

Bomke, C., Rojas, M. C., Hedden, P. and Tudzynski, B. 2008. Loss of gibberellin production in Fusarium verticillioides (Gibberella fujikuroi MP-A) is due to a deletion in the gibberellic acid gene cluster. Applied and Environmental Microbiology. 74, pp. 7790-7801.

Genetic analysis reveals that C19-GA 2-oxidation is a major gibberellin inactivation pathway in Arabidopsis

Rieu, I., Eriksson, S., Powers, S. J., Gong, F., Griffiths, J., Woolley, L., Benlloch, R., Nilsson, O., Thomas, S. G., Hedden, P. and Phillips, A. L. 2008. Genetic analysis reveals that C19-GA 2-oxidation is a major gibberellin inactivation pathway in Arabidopsis. The Plant Cell. 20, pp. 2420-2436.

Ectopic expression of soybean leghemoglobin in chloroplasts impairs gibberellin biosynthesis and induces dwarfism in transgenic potato plants

Bonna, A. L., Chaparro-Giraldo, A., Appezzato-Da-Gloria, B., Hedden, P. and Silva-Filho, M. C. 2008. Ectopic expression of soybean leghemoglobin in chloroplasts impairs gibberellin biosynthesis and induces dwarfism in transgenic potato plants. Molecular Breeding. 22, pp. 613-618.

Reduced gibberellin response affects ethylene biosynthesis and responsiveness in the Arabidopsis gai eto2-1 double mutant

De Grauwe, L., Chaerle, L., Dugardeyn, J., Decat, J., Rieu, I., Vriezen, W. H., Moritz, T., Beemster, G. T. S., Phillips, A. L., Harberd, N. P., Hedden, P. and Van Der Straeten, D. 2008. Reduced gibberellin response affects ethylene biosynthesis and responsiveness in the Arabidopsis gai eto2-1 double mutant. New Phytologist. 177 (2), pp. 128-141.

Adopting an integrative systems biology approach to study root growth and development

Bennett, M., French, A., Hodgman, C., Hedden, P., Holman, T., Middleton, A., King, J., Owen, M., Pridmore, T., Swarup, R., Thomas, S. G., Ubeda-Tomas, S. and Wilson, M. 2008. Adopting an integrative systems biology approach to study root growth and development. doi:10.1016/j.cbpa.2008.04.022

The cold-inducible CBF1 factor-dependent signaling pathway modulates the accumulation of the growth-repressing DELLA proteins via its effect on gibberellin metabolism

Achard, P., Gong, F., Cheminant, S., Alioua, M., Hedden, P. and Genschik, P. 2008. The cold-inducible CBF1 factor-dependent signaling pathway modulates the accumulation of the growth-repressing DELLA proteins via its effect on gibberellin metabolism. The Plant Cell. 20, pp. 2117-2129.

Isolation and characterization of the gibberellin biosynthetic gene cluster in Sphaceloma manihoticola

Bomke, C., Rojas, M. C., Gong, F., Hedden, P. and Tudzynski, B. 2008. Isolation and characterization of the gibberellin biosynthetic gene cluster in Sphaceloma manihoticola. Applied and Environmental Microbiology. 74, pp. 5325-5339.

Root growth in Arabidopsis requires gibberellin/DELLA signalling in the endodermis

Ubeda-Tomas, S., Swarup, R., Coates, J., Swarup, K., Laplaze, L., Beemster, G. T. S., Hedden, P., Bhalerao, B. and Bennett, M. J. 2008. Root growth in Arabidopsis requires gibberellin/DELLA signalling in the endodermis. Nature Cell Biology. 10, pp. 625-628.

Influence of electron transport proteins on the reactions catalyzed by Fusarium fujikuroi gibberellin monooxygenases

Troncoso, C., Carcamo, J., Hedden, P., Tudzynski, B. and Rojas, M. C. 2008. Influence of electron transport proteins on the reactions catalyzed by Fusarium fujikuroi gibberellin monooxygenases. Phytochemistry. 69, pp. 672-683.

The gibberellin biosynthetic genes AtGA20ox1 and AtGA20ox2 act, partially redundantly, to promote growth and development throughout the Arabidopsis lifecycle

Rieu, I., Ruiz-Rivero, O., Fernandez-Garcia, N., Griffiths, J., Powers, S. J., Gong, F., Linhartova, T., Eriksson, S., Nilsson, O., Thomas, S. G., Phillips, A. L. and Hedden, P. 2008. The gibberellin biosynthetic genes AtGA20ox1 and AtGA20ox2 act, partially redundantly, to promote growth and development throughout the Arabidopsis lifecycle. The Plant Journal. 53 (3), pp. 488-504.

Over-expression of a gibberellin 2-oxidase gene from Phaseolus coccineus L. enhances gibberellin inactivation and induces dwarfism in Solanum species

Dijkstra, C., Adams, E., Bhattacharya, A., Page, A. F., Anthony, P., Kourmpetli, S., Power, J. B., Lowe, K. C., Thomas, S. G., Hedden, P., Phillips, A. L. and Davey, M. R. 2008. Over-expression of a gibberellin 2-oxidase gene from Phaseolus coccineus L. enhances gibberellin inactivation and induces dwarfism in Solanum species. Plant Cell Reports. 27, pp. 463-470.

Gibberellin metabolism and signal transduction

Hedden, P. and Thomas, S. G. 2006. Gibberellin metabolism and signal transduction. in: Hedden, P. and Thomas, S. G. (ed.) In: Annual Plant Reviews Volume 24: Plant Hormone Signaling (Chapter 6) Blackwell Publishing Oxford.

Genetic modification of plant stature by manipulation of gibberellin metabolism: an alternative to chemical growth regulators

Bhattacharya, A., Davey, M., Power, B., Ward, D. A., Phillips, A. L. and Hedden, P. 2007. Genetic modification of plant stature by manipulation of gibberellin metabolism: an alternative to chemical growth regulators. doi:10.1016/j.cbpa.2007.01.623

Ethylene-induced Arabidopsis hypocotyl elongation is dependent on but not mediated by gibberellins

Vandenbussche, F., Vancompernolle, B., Rieu, I., Ahmad, M., Phillips, A. L., Moritz, T., Hedden, P. and Van Der Straeten, D. 2007. Ethylene-induced Arabidopsis hypocotyl elongation is dependent on but not mediated by gibberellins. Journal of Experimental Botany. 58, pp. 4269-4281.

Decreased shoot stature and grain alpha-amylase activity following ectopic expression of a gibberellin 2-oxidase gene in transgenic wheat

Appleford, N. E., Wilkinson, M. D., Ma, Q., Evans, D. J., Stone, M. C., Pearce, S. P., Powers, S. J., Thomas, S. G., Jones, H. D., Phillips, A. L., Hedden, P. and Lenton, J. R. 2007. Decreased shoot stature and grain alpha-amylase activity following ectopic expression of a gibberellin 2-oxidase gene in transgenic wheat. Journal of Experimental Botany. 58, pp. 3213-3226.

Reciprocal influence of ethylene and gibberellins on response-gene expression in Arabadopsis thaliana

De Grauwe, L., Vriezen, W. H., Bertrand, S., Phillips, A. L., Vidal, A. M., Hedden, P. and Van Der Straeten, D. 2007. Reciprocal influence of ethylene and gibberellins on response-gene expression in Arabadopsis thaliana. Planta. 226, pp. 485-498.

The rice YABBY1 gene is involved in the feedback regulation of gibberellin metabolism

Dai, M., Zhao, Y., Ma, Q., Hu, Y., Hedden, P., Zhang, Q. and Zhou, D-X. 2007. The rice YABBY1 gene is involved in the feedback regulation of gibberellin metabolism. Plant Physiology. 144, pp. 121-133.

The plant stress hormone ethylene controls floral transition via DELLA-dependent regulation of floral meristem-identity genes

Achard, P., Baghour, M., Chapple, A., Hedden, P., Van Der Straeten, D., Genschik, P., Moritz, T. and Harberd, N. P. 2007. The plant stress hormone ethylene controls floral transition via DELLA-dependent regulation of floral meristem-identity genes. Proceedings of the National Academy of Sciences of the United States of America - PNAS. 104, pp. 6484-6489.

Annual Plant Reviews , Volume 24: Plant hormone signaling

Hedden, P. and Thomas, S. G. (ed.) 2006. Annual Plant Reviews , Volume 24: Plant hormone signaling. Blackwell Publishing Oxford.

Genetic characterization and functional analysis of the GID1 gibberellin receptors in Arabidopsis

Griffiths, J., Murase, K., Rieu, I., Zentella, R., Zhang, Z-L., Powers, S. J., Gong, F., Phillips, A. L., Hedden, P., Sun, T-P. and Thomas, S. G. 2006. Genetic characterization and functional analysis of the GID1 gibberellin receptors in Arabidopsis. The Plant Cell. 18 (12), pp. 3399-3414.

Transcriptional regulation of gibberellin metabolism genes by auxin signaling in Arabidopsis

Frigerio, M., Alabadi, D., Perez-Gomez, J., Garcia-Carcel, L., Phillips, A. L., Hedden, P. and Blazquez, M. A. 2006. Transcriptional regulation of gibberellin metabolism genes by auxin signaling in Arabidopsis. Plant Physiology. 142, pp. 553-563.

Overexpression of a bacterial 1-deoxy-D-xylulose 5-phosphate synthase gene in potato tubers perturbs the isoprenoid metabolic network: implications for the control of the tuber life cycle

Morris, W. L., Ducreux, L. J. M., Hedden, P., Millam, S. and Taylor, M. A. 2006. Overexpression of a bacterial 1-deoxy-D-xylulose 5-phosphate synthase gene in potato tubers perturbs the isoprenoid metabolic network: implications for the control of the tuber life cycle. Journal of Experimental Botany. 57, pp. 3007-3018.

Long-term submergence-induced elongation in Rumex palustris requires abscisic acid-dependent biosynthesis of gibberellin1

Benschop, J. J., Bou, J., Peeters, A. J. M., Wagemaker, N., Guhl, K., Ward, D. A., Hedden, P., Moritz, T. and Voesenek, L. A. C. J. 2006. Long-term submergence-induced elongation in Rumex palustris requires abscisic acid-dependent biosynthesis of gibberellin1. Plant Physiology. 141, pp. 1644-1652.

Function and transcript analysis of gibberellin-biosynthetic enzymes in wheat

Appleford, N. E. J., Evans, D. J., Lenton, J. R., Gaskin, P., Croker, S. J., Devos, K. M., Phillips, A. L. and Hedden, P. 2006. Function and transcript analysis of gibberellin-biosynthetic enzymes in wheat. Planta. 223, pp. 568-582.

Restoration of gibberellin production in Fusarium proliferatum by functional complementation of enzymatic blocks

Malonek, S., Rojas, M. C., Hedden, P., Hopkins, P. and Tudzynski, B. 2005. Restoration of gibberellin production in Fusarium proliferatum by functional complementation of enzymatic blocks. Applied and Environmental Microbiology. 71, pp. 6014-6025.

Purification and kinetic studies of recombinant gibberellin dioxygenases

Lester, D. R., Phillips, A. L., Hedden, P. and Andersson, I. 2005. Purification and kinetic studies of recombinant gibberellin dioxygenases. BMC Plant Biology. 5:19.

Functional characterization of two cytochrome P450 monooxygenase genes, P450-1 and P450-4 , of the gibberellic acid gene cluster in Fusarium proliferatum (Gibberella fujikuroi MP-D)

Malonek, S., Rojas, M. C., Hedden, P., Gaskin, P., Hopkins, P. and Tudzynski, B. 2005. Functional characterization of two cytochrome P450 monooxygenase genes, P450-1 and P450-4 , of the gibberellic acid gene cluster in Fusarium proliferatum (Gibberella fujikuroi MP-D). Applied and Environmental Microbiology. 71, pp. 1462-1472.

Modification of gibberellin biosynthesis in the grafted apple scion allows control of tree height independent of the rootstock

Bulley, S. M., Wilson, F. M., Hedden, P., Phillips, A. L., Croker, S. J. and James, D. J. 2005. Modification of gibberellin biosynthesis in the grafted apple scion allows control of tree height independent of the rootstock. Plant Biotechnology Journal. 3 (2), pp. 215-223.

The auxin transport inhibitor response 3 (tir3) allele of BIG and auxin transport inhibitors affect the gibberellin status of Arabidopsis

Desgagne-Penix, I., Eakanunkul, S., Coles, J. P., Phillips, A. L., Hedden, P. and Sponsel, V. 2005. The auxin transport inhibitor response 3 (tir3) allele of BIG and auxin transport inhibitors affect the gibberellin status of Arabidopsis. The Plant Journal. 41 (2), pp. 231-242.

Gibberellin biosynthesis and inactivation

Sponsel, V. M. and Hedden, P. 2004. Gibberellin biosynthesis and inactivation. in: Davies, P. J. (ed.) Plant hormones - biosynthesis, signal transduction, action! 3rd ed. Kluwer Academic Publishers, Dordrecht, Netherlands. pp. 63-94

Reduced stature plants (Patent application)

Phillips, A. L., Hedden, P., Bulley, S. M. W. and James, D. J. 2004. Reduced stature plants (Patent application).

Kaurenolides and fujenoic acids are side products of the gibberellin P450-1 monooxygenase in Gibberella fujikuroi

Rojas, M. C., Urrutia, O., Cruz, C., Gaskin, P., Tudzynski, B. and Hedden, P. 2004. Kaurenolides and fujenoic acids are side products of the gibberellin P450-1 monooxygenase in Gibberella fujikuroi. Phytochemistry. 65, pp. 821-830.

The NADPH-cytochrome P450 reductase gene from Gibberella fujikuroi is essential for gibberellin biosynthesis

Malonek, S., Rojas, M. C., Hedden, P., Gaskin, P., Hopkins, P. and Tudzynski, B. 2004. The NADPH-cytochrome P450 reductase gene from Gibberella fujikuroi is essential for gibberellin biosynthesis. Journal of Biological Chemistry. 279, pp. 25075-25084.

Gibberellins

Hedden, P. 2003. Gibberellins. in: Thomas, B., Murray, B. G. and Murphy, D. J. (ed.) Encyclopedia of applied plant sciences Academic Press Inc New York. pp. 1011-1019

Production and characterization of transgenic wheat with altered gibberellin catabolism

Evans, D. J., Stone, M., Appleford, N. E. J., Wilkinson, M. D., Jones, H. D., Ma, Q., Croker, S. J., Phillips, A. L., Hedden, P. and Lenton, J. R. 2003. Production and characterization of transgenic wheat with altered gibberellin catabolism.

Controlling stature in apple trees by genetic modification of gibberellin biosynthesis

Bulley, S. M. W., James, D. J., Phillips, A. L. and Hedden, P. 2003. Controlling stature in apple trees by genetic modification of gibberellin biosynthesis.

Molecular characterisation of the GA 20-oxidase-1 promoter from Arabidopsis : identification of cis-elements that mediate control of gene expression by gibberellins

Ruiz, O., Coles, J., Hedden, P. and Phillips, A. L. 2003. Molecular characterisation of the GA 20-oxidase-1 promoter from Arabidopsis : identification of cis-elements that mediate control of gene expression by gibberellins.

Characterization of the final two genes of the gibberellin biosynthesis gene cluster of Gibberella fujikuroi des and P450-3 encode GA4 desaturase and the 13-hydroxylase, respectively

Tudzynski, B., Mihlan, M., Rojas, M. C., Linnemannstons, P., Gaskin, P. and Hedden, P. 2003. Characterization of the final two genes of the gibberellin biosynthesis gene cluster of Gibberella fujikuroi des and P450-3 encode GA4 desaturase and the 13-hydroxylase, respectively. Journal of Biological Chemistry. 278, pp. 28635-28643.

Constructing dwarf rice

Hedden, P. 2003. Constructing dwarf rice. Nature Biotechnology. 21 (8), pp. 873-874.

The genes of the Green Revolution

Hedden, P. 2003. The genes of the Green Revolution. Trends in Genetics. 19, pp. 5-9.

Interactions between plant hormone signalling and gibberellin biosynthesis

Clark, N. R., Coles, J. P., Ruiz, O., Hedden, P. and Phillips, A. L. 2003. Interactions between plant hormone signalling and gibberellin biosynthesis.

Gibberellin Biosynthesis in Plants and Fungi: A Case of Convergent Evolution?

Hedden, P., Phillips, A. L., Rojas, M. C., Carrera, E. and Tudzynski, B. 2001. Gibberellin Biosynthesis in Plants and Fungi: A Case of Convergent Evolution? Journal of Plant Growth Regulation. 20 (4), pp. 319-331.

New approach to achieve tissue-specific transgene expression in plants

Roden, L. C., Phillips, A. L., Hedden, P. and Mutasa-Göttgens, E. S. 2002. New approach to achieve tissue-specific transgene expression in plants. Abstracts 10th Plant, Animal and Microbe Genomes Conference, San Diego, 12-16 January 2002 .

The gibberellin pathway mediates KNOTTED1-type homeobox function in plants with different body plans

Hay, A., Kaur, H., Phillips, A. L., Hedden, P., Hake, S. and Tsiantis, M. 2002. The gibberellin pathway mediates KNOTTED1-type homeobox function in plants with different body plans. Current Biology. 12, pp. 1557-1565.

Transgenic barley grain overexpressing thioredoxin shows evidence that the starchy endosperm communicates with the embryo and the aleurone

Wong, J. H., Kim, Y-B., Ren, P-H., Cai, N., Cho, M-J., Hedden, P., Lemaux, P. G. and Buchanan, B. B. 2002. Transgenic barley grain overexpressing thioredoxin shows evidence that the starchy endosperm communicates with the embryo and the aleurone. Proceedings of the National Academy of Sciences of the United States of America - PNAS. 99 (25), pp. 16325-16330.

The gibberellin 20-oxidase of Gibberella fujikuroi is a multifunctional monooxygenase

Tudzynski, B., Rojas, M. C., Gaskin, P. and Hedden, P. 2002. The gibberellin 20-oxidase of Gibberella fujikuroi is a multifunctional monooxygenase. Journal of Biological Chemistry. 277, pp. 21246-21253.

Probing the mechanism of loss of carbon-20 in gibberellin biosynthesis. Synthesis of gibberellin 3alpha,20-hemiacetal and 19,20-lactol analogues and their metabolism by a recombinant GA 20-oxidase

Ward, J. L., Gaskin, P., Brown, R. G. S., Jackson, G. S., Hedden, P., Phillips, A. L., Willis, C. L. and Beale, M. H. 2002. Probing the mechanism of loss of carbon-20 in gibberellin biosynthesis. Synthesis of gibberellin 3alpha,20-hemiacetal and 19,20-lactol analogues and their metabolism by a recombinant GA 20-oxidase. Journal of the Chemical Society-Perkin Transactions 1. 2002, pp. 232-241.

Monooxygenases involved in GA12 and GA14 synthesis in Gibberella fujikuroi

Urrutia, O., Hedden, P. and Rojas, M. C. 2001. Monooxygenases involved in GA12 and GA14 synthesis in Gibberella fujikuroi. Phytochemistry. 56, pp. 505-511.

The P450-4 gene of Gibberella fujikuroi encodes ent -kaurene oxidase in the gibberellin biosynthesis pathway

Tudzynski, B., Hedden, P., Carrera, E. and Gaskin, P. 2001. The P450-4 gene of Gibberella fujikuroi encodes ent -kaurene oxidase in the gibberellin biosynthesis pathway. Applied and Environmental Microbiology. 67, pp. 3514-3522.

The P450-1 gene of Gibberella fujikuroi encodes a multifunctional enzyme in gibberellin biosynthesis

Rojas, M. C., Hedden, P., Gaskin, P. and Tudzynski, B. 2001. The P450-1 gene of Gibberella fujikuroi encodes a multifunctional enzyme in gibberellin biosynthesis. Proceedings of the National Academy of Sciences of the United States of America - PNAS. 98 (10), pp. 5838-5843.

Production of dwarf lettuce by overexpressing a pumpkin gibberellin 20-oxidase gene

Niki, T., Nishijima, T., Nakayama, M., Hisamatsu, T., Oyama-Okubo, N., Yamazaki, H., Hedden, P., Lange, T., Mander, L. T. and Koshioka, M. 2001. Production of dwarf lettuce by overexpressing a pumpkin gibberellin 20-oxidase gene. Plant Physiology. 126, pp. 965-972.

Gibberellin metabolism: new insights revealed by the genes

Hedden, P. and Phillips, A. L. 2000. Gibberellin metabolism: new insights revealed by the genes. Trends in Plant Science. 5 (12), pp. 523-530.

Workshop on Biochemistry and Molecular Biology of Gibberellins, Madrid, 27-29 March 2000

Hedden, P. 2000. Workshop on Biochemistry and Molecular Biology of Gibberellins, Madrid, 27-29 March 2000. in: Garcia-Martinez, J. L. (ed.) Instituto Juan March de Estudios e Investagaciones, Madrid. pp. 81pp

Hormone Engineering in Plants [La manipulation des hormones chez les plantes]

Hedden, P. and Phillips, A. L. 2000. Hormone Engineering in Plants [La manipulation des hormones chez les plantes]. Biofutur. 204, pp. 46-48.

Effects of prohexadione-Ca on gibberellin levels in young apple shoots

Croker, S. J., Hedden, P. and Rademacher, W. 2000. Effects of prohexadione-Ca on gibberellin levels in young apple shoots.

Gibberellins and seed development in maize. I. Evidence that gibberellin/ abscisic acid balance governs germination versus maturation pathways

White, C. N., Proebsting, W. M., Hedden, P. and Rivin, . J. 2000. Gibberellins and seed development in maize. I. Evidence that gibberellin/ abscisic acid balance governs germination versus maturation pathways. Plant Physiology. 122, pp. 1081-1088.

Manipulation of hormone biosynthetic genes in transgenic plants

Hedden, P. and Phillips, A. L. 2000. Manipulation of hormone biosynthetic genes in transgenic plants. Current Opinion in Biotechnology. 11, pp. 130-137.

Transformation and characterization of transgenic plants of Solanum dulcamara L. - incidence of transgene silencing

Curtis, I. S., Power, J. B., Hedden, P., Phillips, A. L., Lowe, K. C., Ward, D. A. and Davey, M. R. 2000. Transformation and characterization of transgenic plants of Solanum dulcamara L. - incidence of transgene silencing. Annals of Botany. 86, pp. 63-71.

Induction of dwarfism in transgenic Solanum dulcamara by over-expression of a gibberellin 20-oxidase cDNA from pumpkin

Curtis, I. S., Ward, D. A., Thomas, S. G., Phillips, A. L., Davey, M. R., Power, J. B., Lowe, K. C., Croker, S. J., Lewis, M. J., Magness, S. L. and Hedden, P. 2000. Induction of dwarfism in transgenic Solanum dulcamara by over-expression of a gibberellin 20-oxidase cDNA from pumpkin. The Plant Journal. 23, pp. 329-338.

Molecular cloning and functional expression of gibberellin 2-oxidases, multifunctional enzymes involved in gibberellin deactivation

Thomas, S. G., Phillips, A. L. and Hedden, P. 1999. Molecular cloning and functional expression of gibberellin 2-oxidases, multifunctional enzymes involved in gibberellin deactivation. Proceedings of the National Academy of Sciences of the United States of America - PNAS. 96 (8), pp. 4698-4703.

Genetic Analysis of Gibberellin Biosynthesis

Hedden, P. and Proebsting, W. M. 1999. Genetic Analysis of Gibberellin Biosynthesis. Plant Physiology. 119 (2), pp. 365-370.

Modification of gibberellin production and plant development in Arabidopsis by sense and antisense expression of gibberellin 20‐oxidase genes

Coles, J. P., Phillips, A. L., Croker, S. J., García‐Lepe, R., Lewis , M. J. and Hedden, P. 1999. Modification of gibberellin production and plant development in Arabidopsis by sense and antisense expression of gibberellin 20‐oxidase genes. The Plant Journal. 17 (5), pp. 547-556.

Genetic engineering for bolting resistance

Van Roggen, P. M., Thomas, S. G., Hedden, P., Phillips, A. L., Debenham, G. B., Scott, R. W. and Mathews, A. M. 1997. Genetic engineering for bolting resistance. Proceedings 60th Congress of the Institut International de Recherches Betteravieres, Cambridge, July 1997 . pp. 571-574

Isolation and Expression of Three Gibberellin 20-Oxidase cDNA Clones from Arabidopsis

Phillips, A. L., Ward, D. A., Uknes, S., Appleford, N. E. J., Lange, T., Huttly, A. K., Gaskin, P., Graebe, J. E. and Hedden, P. 1995. Isolation and Expression of Three Gibberellin 20-Oxidase cDNA Clones from Arabidopsis. Plant Physiology. 108 (3), pp. 1049-1057.

Quantitative analysis of gibberellins by isotope dilution mass spectrometry: a comparison of the use of calibration curves, an isotope dilution fit program and arithmetical correction of isotope ratios

Croker, S. J., Gaskin, P., Hedden, P., Macmillan, J. and Macneil, K. A. G. 1994. Quantitative analysis of gibberellins by isotope dilution mass spectrometry: a comparison of the use of calibration curves, an isotope dilution fit program and arithmetical correction of isotope ratios. Phytochemical Analysis. 5 (2), pp. 74-80.

Effects of the triazole plant-growth retardant BAS 111¨ W on gibberellin levels in oilseed rape, Brassica napus

Hedden, P., Croker, S. J., Rademacher, W. and Jung, J. 1989. Effects of the triazole plant-growth retardant BAS 111¨ W on gibberellin levels in oilseed rape, Brassica napus. Physiologia Plantarum. 75 (4), pp. 445-451.

Synthesis and biological activity of an azido derivative of Paclobutrazol, an inhibitor of gibberelin biosynthesis.

Hallahan, D. L., Heasman, A. P., Grossel, M. C., Quigley, R., Hedden, P. and Bowyer, J. R. 1989. Synthesis and biological activity of an azido derivative of Paclobutrazol, an inhibitor of gibberelin biosynthesis. Plant Physiology. 88, pp. 1425-1429.

Comparative activity of the enantiomers of triadimenol and paclobutrazol as inhibitors of fungal growth and plant sterol and gibberellin biosynthesis

Burden, R. S., Carter, G. A., Clark, T., Cooke, D. T., Croker, S. J., Deas, A. H. B., Hedden, P., James, C. S. and Lenton, J. R. 1987. Comparative activity of the enantiomers of triadimenol and paclobutrazol as inhibitors of fungal growth and plant sterol and gibberellin biosynthesis. Pesticide Science. 21 (4), pp. 253-267.

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