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Sodium hyperaccumulators in the Caryophyllales are characterized by both abnormally large shoot sodium concentrations and [Na]shoot/[Na]root quotients greater than unity (2021)
Journal Article
Neugebauer, K., Broadley, M. R., El-Serehy, H. A., George, T. S., Graham, N. S., Thompson, J. A., Wright, G., & White, P. J. (2022). Sodium hyperaccumulators in the Caryophyllales are characterized by both abnormally large shoot sodium concentrations and [Na]shoot/[Na]root quotients greater than unity. Annals of Botany, 129(1), 65-78. https://doi.org/10.1093/aob/mcab126

BACKGROUND AND AIMS: Some Caryophyllales species accumulate abnormally large shoot sodium (Na) concentrations in non-saline environments. It is not known whether this is a consequence of altered Na partitioning between roots and shoots. This paper te... Read More about Sodium hyperaccumulators in the Caryophyllales are characterized by both abnormally large shoot sodium concentrations and [Na]shoot/[Na]root quotients greater than unity.

Magnesium and calcium overaccumulate in the leaves of a schengen3 mutant of Brassica rapa (2021)
Journal Article
Alcock, T. D., Thomas, C. L., Ó Lochlainn, S., Pongrac, P., Wilson, M., Moore, C., Reyt, G., Vogel-Mikuš, K., Kelemen, M., Hayden, R., Wilson, L., Stephenson, P., Østergaard, L., Irwin, J. A., Hammond, J. P., King, G. J., Salt, D. E., Graham, N. S., White, P. J., & Broadley, M. R. (2021). Magnesium and calcium overaccumulate in the leaves of a schengen3 mutant of Brassica rapa. Plant Physiology, 186(3), 1616-1631. https://doi.org/10.1093/PLPHYS/KIAB150

Magnesium (Mg) and calcium (Ca) are essential mineral nutrients poorly supplied in many human food systems. In grazing livestock, Mg and Ca deficiencies are costly welfare issues. Here, we report a Brassica rapa loss-of-function schengen3 (sgn3) muta... Read More about Magnesium and calcium overaccumulate in the leaves of a schengen3 mutant of Brassica rapa.

Magnesium biofortification of Italian ryegrass (Lolium multiflorum L.) via agronomy and breeding as a potential way to reduce grass tetany in grazing ruminants (2019)
Journal Article
Kumssa, D. B., Lovatt, J. A., Graham, N. S., Palmer, S., Hayden, R., Wilson, L., Young, S. D., Lark, R. M., Penrose, B., Ander, E. L., Thompson, R., Jiang, L.-X., & Broadley, M. R. (2020). Magnesium biofortification of Italian ryegrass (Lolium multiflorum L.) via agronomy and breeding as a potential way to reduce grass tetany in grazing ruminants. Plant and Soil, 457, 25–41. https://doi.org/10.1007/s11104-019-04337-x

© 2019, The Author(s). Aim: Magnesium (Mg) deficiency (known as grass tetany) is a serious metabolic disorder that affects grazing ruminants. We tested whether Mg-fertiliser can increase Mg concentration of Italian ryegrasses (Lolium multiflorum L.)... Read More about Magnesium biofortification of Italian ryegrass (Lolium multiflorum L.) via agronomy and breeding as a potential way to reduce grass tetany in grazing ruminants.

Uptake competition between selenium and sulphur fertilizers in sequential harvests of ryegrass: A stable isotope study (2019)
Presentation / Conference Contribution
Jiang, L., Young, S. D., Bailey, E. H., Broadley, M. R., Graham, N. S., & McGrath, S. P. (2019, October). Uptake competition between selenium and sulphur fertilizers in sequential harvests of ryegrass: A stable isotope study. Presented at 6th International Conference on Selenium in the Environment and Human Health (ICSEHH 2019), Yangling, Xi'an, China

The demand for sulphur (S) fertilizers has increased due to declining S emissions from coal burning and subsequent deposition on agricultural land. Slow-release S may only be beneficial for grass Selenium (Se) status initially and less beneficial for... Read More about Uptake competition between selenium and sulphur fertilizers in sequential harvests of ryegrass: A stable isotope study.

Overexpression of the MYB29 transcription factor affects aliphatic glucosinolate synthesis in Brassica oleracea (2019)
Journal Article
Zuluaga, D. L., Graham, N. S., Klinder, A., van Ommen Kloeke, A. E., Marcotrigiano, A. R., Wagstaff, C., Verkerk, R., Sonnante, G., & Aarts, M. G. (2019). Overexpression of the MYB29 transcription factor affects aliphatic glucosinolate synthesis in Brassica oleracea. Plant Molecular Biology, 101(1-2), 65–79. https://doi.org/10.1007/s11103-019-00890-2

Isothiocyanates, the bio-active hydrolysis products of glucosinolates, naturally produced by several Brassicaceae species, play an important role in human health and agriculture. This study aims at correlating the content of aliphatic glucosinolates... Read More about Overexpression of the MYB29 transcription factor affects aliphatic glucosinolate synthesis in Brassica oleracea.

Effects of green seaweed extract on Arabidopsis early development suggest roles for hormone signalling in plant responses to algal fertilizers (2019)
Journal Article
Ghaderiardakani, F., Collas, E., Kohn, D., Tagg, K., Graham, N. S., & Coates, J. C. (2019). Effects of green seaweed extract on Arabidopsis early development suggest roles for hormone signalling in plant responses to algal fertilizers. Scientific Reports, 9, Article 1983. https://doi.org/10.1038/s41598-018-38093-2

The growing population requires sustainable, environmentally-friendly crops. The plant growth enhancing properties of algal extracts have suggested their use as biofertilisers. The mechanism(s) by which algal extracts affect plant growth are unknown.... Read More about Effects of green seaweed extract on Arabidopsis early development suggest roles for hormone signalling in plant responses to algal fertilizers.

Infestation by Myzus persicae increases susceptibility of Brassica napus cv. “Canard” to Rhizoctonia solani AG 2-1 (2018)
Journal Article
Drizou, F., Bruce, T. J. A., Ray, R. V., & Graham, N. S. (2018). Infestation by Myzus persicae increases susceptibility of Brassica napus cv. “Canard” to Rhizoctonia solani AG 2-1. Frontiers in Plant Science, 9, 1-14. https://doi.org/10.3389/fpls.2018.01903

Activation of plant defense pathways can be influenced by the presence of different species of attacking organisms. Understanding the complicated interactions triggering plant defense mechanisms is of great interest as it may allow the development of... Read More about Infestation by Myzus persicae increases susceptibility of Brassica napus cv. “Canard” to Rhizoctonia solani AG 2-1.

Species-wide variation in shoot nitrate concentration, and genetic loci controlling nitrate, phosphorous and potassium accumulation in Brassica napus L (2018)
Journal Article
Alcock, T. D., Havlickova, L., He, Z., Wilson, L., Bancroft, I., White, P. J., Broadley, M. R., & Graham, N. S. (2018). Species-wide variation in shoot nitrate concentration, and genetic loci controlling nitrate, phosphorous and potassium accumulation in Brassica napus L. Frontiers in Plant Science, 9, Article 1487. https://doi.org/10.3389/fpls.2018.01487

A PSTOL-like gene, TaPSTOL, controls a number of agronomically important traits in wheat (2018)
Journal Article
Milner, M. J., Howells, R. M., Craze, M., Bowden, S., Graham, N., & Wallington, E. J. (2018). A PSTOL-like gene, TaPSTOL, controls a number of agronomically important traits in wheat. BMC Plant Biology, 18(1), Article 115. https://doi.org/10.1186/s12870-018-1331-4

Background

Phosphorus (P) is an essential macronutrient for plant growth, and is required in large quantities by elite varieties of crops to maintain yields. Approximately 70% of global cultivated land suffers from P deficiency, and it has recentl... Read More about A PSTOL-like gene, TaPSTOL, controls a number of agronomically important traits in wheat.

Physiological profile of CAX1a TILLING mutants of Brassica rapa exposed to different calcium doses (2018)
Journal Article
Navarro-León, E., Ruiz, J. M., Graham, N., & Blasco, B. (in press). Physiological profile of CAX1a TILLING mutants of Brassica rapa exposed to different calcium doses. Plant Science, https://doi.org/10.1016/j.plantsci.2018.04.019

Calcium (Ca) is an essential macronutrient for plants and its homeostasis is basic for many processes in plants. Therefore, both Ca deficiency and toxicity constitute potential issues for crops. CAX1 transporter is a potential target to obtain plants... Read More about Physiological profile of CAX1a TILLING mutants of Brassica rapa exposed to different calcium doses.

Identification of candidate genes for calcium and magnesium accumulation in Brassica napus L. by association genetics (2017)
Journal Article
Alcock, T. D., Havlickova, L., He, Z., Bancroft, I., White, P. J., Broadley, M. R., & Graham, N. S. (in press). Identification of candidate genes for calcium and magnesium accumulation in Brassica napus L. by association genetics. Frontiers in Plant Science, 8, Article 2081. https://doi.org/10.3389/fpls.2017.01968

Calcium (Ca) and magnesium (Mg) are essential plant nutrients and vital for human and animal nutrition. Biofortification of crops has previously been suggested to alleviate widespread human Ca and Mg deficiencies. In this study, new candidate genes i... Read More about Identification of candidate genes for calcium and magnesium accumulation in Brassica napus L. by association genetics.

Accelerating root system phenotyping of seedlings through a computer‑assisted processing pipeline (2017)
Journal Article
Dupuy, L. X., Wright, G., Thompson, J. A., Taylor, A., Dekeyser, S., White, C. P., Thomas, W. T., Nightingale, M., Hammond, J. P., Graham, N. S., Thomas, C. L., Broadley, M. R., & White, P. J. (2017). Accelerating root system phenotyping of seedlings through a computer‑assisted processing pipeline. Plant Methods, 13(1), Article 57. https://doi.org/10.1186/s13007-017-0207-1

Background: There are numerous systems and techniques to measure the growth of plant roots. However, phenotyping large numbers of plant roots for breeding and genetic analyses remains challenging. One major difficulty is to achieve high throughput an... Read More about Accelerating root system phenotyping of seedlings through a computer‑assisted processing pipeline.

Development of high-throughput methods to screen disease caused by Rhizoctonia solani AG 2-1 in oilseed rape (2017)
Journal Article
Drizou, F., Graham, N. S., Bruce, T. J. A., & Ray, R. V. (2017). Development of high-throughput methods to screen disease caused by Rhizoctonia solani AG 2-1 in oilseed rape. Plant Methods, 13(1), https://doi.org/10.1186/s13007-017-0195-1

Background: Rhizoctonia solani (Kühn) is a soil-borne, necrotrophic fungus causing damping off, root rot and stem canker in many cultivated plants worldwide. Oilseed rape (OSR, Brassica napus) is the primary host for anastomosis group (AG) 2-1 of R.... Read More about Development of high-throughput methods to screen disease caused by Rhizoctonia solani AG 2-1 in oilseed rape.

A cross-species gene expression marker-based genetic map and QTL analysis in bambara groundnut (2017)
Journal Article
Chai, H., Ho, W., Graham, N., May, S., Massawe, F., & Mayes, S. (2017). A cross-species gene expression marker-based genetic map and QTL analysis in bambara groundnut. Genes, 8(3), https://doi.org/10.3390/genes8020084

Bambara groundnut (Vigna subterranea (L.) Verdc.) is an underutilised legume crop, which has long been recognised as a protein-rich and drought-tolerant crop, used extensively in Sub-Saharan Africa. The aim of the study was to identify quantitative t... Read More about A cross-species gene expression marker-based genetic map and QTL analysis in bambara groundnut.

Root morphology and seed and leaf ionomic traits in a Brassica napus L. diversity panel show wide phenotypic variation and are characteristic of crop habit (2016)
Journal Article
Thomas, C., Alcock, T., Graham, N., Hayden, R., Matterson, S., Wilson, L., Young, S., Dupuy, L., White, P. J., Hammond, J., Danku, J., Salt, D., Sweeney, A., Bancroft, I., & Broadley, M. R. (2016). Root morphology and seed and leaf ionomic traits in a Brassica napus L. diversity panel show wide phenotypic variation and are characteristic of crop habit. BMC Plant Biology, 16(1), Article 214. https://doi.org/10.1186/s12870-016-0902-5

Background

Mineral nutrient uptake and utilisation by plants are controlled by many traits relating to root morphology, ion transport, sequestration and translocation. The aims of this study were to determine the phenotypic diversity in root morph... Read More about Root morphology and seed and leaf ionomic traits in a Brassica napus L. diversity panel show wide phenotypic variation and are characteristic of crop habit.

QTL meta-analysis of root traits in Brassica napus under contrasting phosphorus supply in two growth systems (2016)
Journal Article
Zhang, Y., Thomas, C. L., Xiang, J., Long, Y., Wang, X., Zou, J., Luo, Z., Ding, G., Cai, H., Graham, N. S., Hammond, J. P., King, G. J., White, P. J., Xu, F., Broadley, M. R., Shi, L., & Meng, J. (2016). QTL meta-analysis of root traits in Brassica napus under contrasting phosphorus supply in two growth systems. Scientific Reports, 6(1), Article 33113. https://doi.org/10.1038/srep33113

© The Author(s) 2016. A high-density SNP-based genetic linkage map was constructed and integrated with a previous map in the Tapidor x Ningyou7 (TNDH) Brassica napus population, giving a new map with a total of 2041 molecular markers and an average m... Read More about QTL meta-analysis of root traits in Brassica napus under contrasting phosphorus supply in two growth systems.

High-throughput phenotyping (HTP) identifies seedling root traits linked to variation in seed yield and nutrient capture in field-grown oilseed rape (Brassica napus L.) (2016)
Journal Article
Thomas, C. L., Graham, N. .., Hayden, R., Meacham, M. C., Neugebauer, K., Nightingale, M., Dupuy, L. X., Hammond, J. P., White, P. J., & Broadley, M. R. (in press). High-throughput phenotyping (HTP) identifies seedling root traits linked to variation in seed yield and nutrient capture in field-grown oilseed rape (Brassica napus L.). Annals of Botany, 118(4), https://doi.org/10.1093/aob/mcw046

Background and Aims. Root traits can be selected for crop improvement. Techniques such as soil excavations can be used to screen root traits in the field, but are limited to genotypes that are well-adapted to field conditions. The aim of this study w... Read More about High-throughput phenotyping (HTP) identifies seedling root traits linked to variation in seed yield and nutrient capture in field-grown oilseed rape (Brassica napus L.).

Genetical and comparative genomics of Brassica under altered Ca supply identifies Arabidopsis Ca-transporter orthologs (2014)
Journal Article
Graham, N. S., Hammond, J. P., Lysenko, A., Mayes, S., Ó Lochlainn, S., Blasco, B., Bowen, H. C., Rawlings, C. J., Rios, J. J., Welham, S., Carion, P. W., Dupuy, L. X., King, G. J., White, P. J., & Broadley, M. R. (in press). Genetical and comparative genomics of Brassica under altered Ca supply identifies Arabidopsis Ca-transporter orthologs. Plant Cell, 26(7),

Although Ca transport in plants is highly complex, the overexpression of vacuolar Ca2+ transporters in crops is a promising new technology to improve dietary Ca supplies through biofortification. Here, we sought to identify novel targets for increasi... Read More about Genetical and comparative genomics of Brassica under altered Ca supply identifies Arabidopsis Ca-transporter orthologs.

Cold-induced changes in gene expression in brown adipose tissue, white adipose tissue and liver (2013)
Journal Article
Shore, A. M., Karamitri, A., Kemp, P., Speakman, J. R., Graham, N. S., & Lomax, M. A. (2013). Cold-induced changes in gene expression in brown adipose tissue, white adipose tissue and liver. PLoS ONE, 8(7), Article e68933. https://doi.org/10.1371/journal.pone.0068933

Cold exposure imposes a metabolic challenge to mammals that is met by a coordinated response in different tissues to prevent hypothermia. This study reports a transcriptomic analysis in brown adipose tissue (BAT), white adipose (WAT) and liver of mic... Read More about Cold-induced changes in gene expression in brown adipose tissue, white adipose tissue and liver.

Analysis of ripening-related gene expression in papaya using an Arabidopsis-based microarray (2012)
Journal Article
Fabi, J. P., Seymour, G. B., Graham, N. S., Broadley, M. R., May, S., Lajolo, F. M., Cordenunsi, B. R., & Oliveira do Nascimento, J. R. (in press). Analysis of ripening-related gene expression in papaya using an Arabidopsis-based microarray. BMC Plant Biology, 12, Article 242. https://doi.org/10.1186/1471-2229-12-242

Background

Papaya (Carica papaya L.) is a commercially important crop that produces climacteric fruits with a soft and sweet pulp that contain a wide range of health promoting phytochemicals. Despite its importance, little is known about transcrip... Read More about Analysis of ripening-related gene expression in papaya using an Arabidopsis-based microarray.