The Arabidopsis F-box protein SLEEPY1 targets gibberellin signaling repressors for gibberellin-induced degradation

Dill, A., Thomas, S. G., Hu, J., Steber, C. M. and Sun, T-P. 2004. The Arabidopsis F-box protein SLEEPY1 targets gibberellin signaling repressors for gibberellin-induced degradation. The Plant Cell. 16, pp. 1392-1405.

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At the crossroads: strigolactones mediate changes in cytokinin synthesis and signalling in response to nitrogen limitation

A - Papers appearing in refereed journals

Sigalas, P., Bennett, T., Buchner, P. H., Thomas, S. G., Jamois, F., Arkoun, M., Yvin, J.-C., Bennett, M.J. and Hawkesford, M. J. 2024. At the crossroads: strigolactones mediate changes in cytokinin synthesis and signalling in response to nitrogen limitation. The Plant Journal. https://doi.org/10.1111/tpj.16976

Stacked mutations in wheat homologues of rice SEMI-DWARF1 confer a novel semi-dwarf phenotype

A - Papers appearing in refereed journals

Ndreca, B., Huttly, A. K., Bibi, S., Bayon, C., Lund, G., Ham, J., Alarcon-Reverte, R., Addy, J., Tarkowská, D., Pearce, S., Hedden, P., Thomas, S. G. and Phillips, A. L. 2024. Stacked mutations in wheat homologues of rice SEMI-DWARF1 confer a novel semi-dwarf phenotype. BMC Plant Biology. 24, p. 384. https://doi.org/10.1186/s12870-024-05098-1

Environmental regulation of male fertility is mediated through Arabidopsis transcription factors bHLH89, 91, and 10

A - Papers appearing in refereed journals

Robson, J. K., Tidy, A. C., Thomas, S. G. and Wilson, Z. A. 2023. Environmental regulation of male fertility is mediated through Arabidopsis transcription factors bHLH89, 91, and 10 . Journal of Experimental Botany. p. erad480. https://doi.org/10.1093/jxb/erad480

Nutritional and tissue-specific regulation of cytochrome P450 CYP711A MAX1 homologues and strigolactone biosynthesis in wheat

A - Papers appearing in refereed journals

Sigalas, P., Buchner, P. H., Thomas, S. G., Jamois, F., Arkourn, M., Yvin, J.- C., Bennett, M. J. and Hawkesford, M. J. 2023. Nutritional and tissue-specific regulation of cytochrome P450 CYP711A MAX1 homologues and strigolactone biosynthesis in wheat. Journal of Experimental Botany. 74 (6), pp. 1890-1910. https://doi.org/10.1093/jxb/erad008

Changes in the concentrations and transcripts for gibberellins and other hormones in a growing leaf and roots of wheat seedlings in response to water restriction

A - Papers appearing in refereed journals

Ptoskova, K., Szecowka, M., Jaworek, P., Tarkowska, D., Petrik, I., Pavlovic, I., Novak, O., Thomas, S. G., Phillips, A. L. and Hedden, P. 2022. Changes in the concentrations and transcripts for gibberellins and other hormones in a growing leaf and roots of wheat seedlings in response to water restriction. BMC Plant Biology. 22 (1), p. 284. https://doi.org/10.1186/s12870-022-03667-w

Nitrate signaling promotes plant growth by upregulating gibberellin biosynthesis and destabilization of DELLA proteins

A - Papers appearing in refereed journals

Camut, L., Gallova, B., Jilli, L., Sirlin-Josserand, M., Carrera, E., Sakvarelidze-Achard, L., Ruffel, S., Krouk, G., Thomas, S. G., Hedden, P., Phillips, A. L., Daviere, J-M. and Achard, P. 2021. Nitrate signaling promotes plant growth by upregulating gibberellin biosynthesis and destabilization of DELLA proteins. Current Biology. 31 (22), pp. 4971-4982. https://doi.org/10.1016/j.cub.2021.09.024

N-terminal truncated RHT-1 proteins generated by translational reinitiation cause semi-dwarfing of wheat Green Revolution alleles

A - Papers appearing in refereed journals

Thomas, S. G., Van De Velde, K., Heyse, F., Kaspar, R., Van Der Straeten, D. and Rohde, A. 2021. N-terminal truncated RHT-1 proteins generated by translational reinitiation cause semi-dwarfing of wheat Green Revolution alleles. Molecular Plant. 14 (1), pp. 1-9. https://doi.org/10.1016/j.molp.2021.01.002

Wheat growth responses to soil mechanical impedance are dependent on phosphorus supply

A - Papers appearing in refereed journals

Wang, X., Shen, J., Hedden, P., Phillips, A. L., Thomas, S. G., Ge, Y., Ashton, R. W. and Whalley, W. R. 2021. Wheat growth responses to soil mechanical impedance are dependent on phosphorus supply. Soil & Tillage Research. 205, p. 104754. https://doi.org/10.1016/j.still.2020.104754

Mapping sites of gibberellin biosynthesis in the Arabidopsis root tip

A - Papers appearing in refereed journals

Barker, R., Garcia, M. N. F., Powers, S. J., Vaughan, S., Bennett, M. J., Phillips, A. L., Thomas, S. G. and Hedden, P. 2020. Mapping sites of gibberellin biosynthesis in the Arabidopsis root tip. New Phytologist. https://doi.org/10.1111/NPH.16967

Novel Rht-1 dwarfing genes: tools for wheat breeding and dissecting the function of DELLA proteins

A - Papers appearing in refereed journals

Thomas, S. G. 2017. Novel Rht-1 dwarfing genes: tools for wheat breeding and dissecting the function of DELLA proteins. Journal of Experimental Botany. 68 (3), pp. 354-358. https://doi.org/10.1093/jxb/erw509

O-GlcNAcylation of master growth repressor DELLA by SECRET AGENT modulates multiple signaling pathways in Arabidopsis

A - Papers appearing in refereed journals

Zentella, R., Hu, J. H., Hsieh, W. P., Matsumoto, P. A., Dawdy, A., Barnhill, B., Oldenhof, H., Hartweck, L. M., Maitra, S., Thomas, S. G., Cockrell, S., Boyce, M., Shabanowitz, J., Hunt, D. F., Olszewski, N. E. and Sun, T. P. 2016. O-GlcNAcylation of master growth repressor DELLA by SECRET AGENT modulates multiple signaling pathways in Arabidopsis. Genes & Development. 30 (2), pp. 164-176. https://doi.org/10.1101/gad.270587.115

Genome wide binding site analysis reveals transcriptional coactivation of cytokinin-responsive genes by DELLA proteins

A - Papers appearing in refereed journals

Marin-De La Rosa, N., Pfeiffer, A., Hill, K., Locascio, A., Bhalerao, R. P., Miskolczi, P., Gronlund, A. L., Wanchoo-Kohli, A., Thomas, S. G., Bennett, M. J., Lohmann, J. U., Blazquez, M. A. and Alabadi, D. 2015. Genome wide binding site analysis reveals transcriptional coactivation of cytokinin-responsive genes by DELLA proteins. PLOS Genetics. 11, p. e1005337. https://doi.org/10.1371/journal.pgen.1005337

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

A - Papers appearing in refereed journals

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. https://doi.org/10.1111/nph.12571

The role of gibberellin signalling in plant responses to abiotic stress

A - Papers appearing in refereed journals

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. https://doi.org/10.1242/jeb.089938

Molecular mechanism for the interaction between gibberellin and brassinosteroid signaling pathways in Arabidopsis

A - Papers appearing in refereed journals

Gallego-Bartolome, J., Minguet, E. G., Grau-Enguix, F., Abbas, M., Locascio, A., Thomas, S. G., Alabadi, D. and Blazquez, M. A. 2012. Molecular mechanism for the interaction between gibberellin and brassinosteroid signaling pathways in Arabidopsis. Proceedings of the National Academy of Sciences. 109, pp. 13446-13451. https://doi.org/10.1073/pnas.1119992109

Mathematical modeling elucidates the role of transcriptional feedback in gibberellin signaling

A - Papers appearing in refereed journals

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. 109, pp. 7571-7576. https://doi.org/10.1073/pnas.1113666109

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

A - Papers appearing in refereed journals

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. https://doi.org/10.1104/pp.112.201756

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

A - Papers appearing in refereed journals

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. https://doi.org/10.1105/tpc.111.095109

Gibberellin biosynthesis and its regulation

A - Papers appearing in refereed journals

Hedden, P. and Thomas, S. G. 2012. Gibberellin biosynthesis and its regulation. Biochemical Journal. 444, pp. 11-25. https://doi.org/10.1042/BJ20120245

Molecular characterization of Rht-1 dwarfing genes in hexaploid wheat

A - Papers appearing in refereed journals

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. https://doi.org/10.1104/pp.111.183657

Gibberellin control of stamen development: a fertile field

A - Papers appearing in refereed journals

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. https://doi.org/10.1016/j.tplants.2011.06.007

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

A - Papers appearing in refereed journals

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. https://doi.org/10.1007/s11248-008-9211-6

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

A - Papers appearing in refereed journals

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. https://doi.org/10.1105/tpc.108.058818

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

C2 - Non-edited contributions to conferences

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. https://doi.org/10.1016/j.cbpa.2008.04.022

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

A - Papers appearing in refereed journals

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. https://doi.org/10.1111/j.1365-313X.2007.03356.x

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

A - Papers appearing in refereed journals

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. https://doi.org/10.1007/s00299-007-0471-z

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

A - Papers appearing in refereed journals

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. https://doi.org/10.1093/jxb/erm166

Gibberellin metabolism and signal transduction

B - Book chapters etc edited externally

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 characterization and functional analysis of the GID1 gibberellin receptors in Arabidopsis

A - Papers appearing in refereed journals

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. https://doi.org/10.1105/tpc.106.047415

A Novel Dwarfing Mutation in a Green Revolution Gene from Brassica rapa

A - Papers appearing in refereed journals

Muangprom, A., Thomas, S. G., Sun, T-P. and Osborn, T. C. 2005. A Novel Dwarfing Mutation in a Green Revolution Gene from Brassica rapa. Plant Physiology. 137 (3), pp. 931-938. https://doi.org/10.1104/pp.104.057646

Gibberellin metabolism and signaling

A - Papers appearing in refereed journals

Thomas, S. G., Rieu, I. and Steber, C. M. 2005. Gibberellin metabolism and signaling. Vitamins and Hormones. 72, pp. 289-338. https://doi.org/10.1016/S0083-6729(05)72009-4

DELLA proteins and gibberellin-regulated seed germination and floral development in Arabidopsis

A - Papers appearing in refereed journals

Tyler, L., Thomas, S. G., Hu, J., Dill, A., Alonso, J. M., Ecker, J. R. and Sun, T-P. 2004. DELLA proteins and gibberellin-regulated seed germination and floral development in Arabidopsis. Plant Physiology. 135, pp. 1008-1019.

Update on gibberellin signaling. A tale of the tall and the short

A - Papers appearing in refereed journals

Thomas, S. G. and Sun, T-P. 2004. Update on gibberellin signaling. A tale of the tall and the short. Plant Physiology. 135, pp. 668-676.

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

A - Papers appearing in refereed journals

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

A - Papers appearing in refereed journals

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. 96 (8), pp. 4698-4703. https://doi.org/10.1073/pnas.96.8.4698

Genetic engineering for bolting resistance

C1 - Edited contributions to conferences/learned societies

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