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Anemia in children aged 6–59 months was significantly associated with maternal anemia status in rural Zimbabwe (2022)
Journal Article
Mutonhodza, B., Dembedza, M. P., Lark, M. R., Joy, E. J. M., Manzeke‐Kangara, M. G., Njovo, H., …Chopera, P. (2023). Anemia in children aged 6–59 months was significantly associated with maternal anemia status in rural Zimbabwe. Food Science and Nutrition, 11(3), 1232-1246. https://doi.org/10.1002/fsn3.3157

Globally, anemia is a public health problem affecting mostly women of reproductive age (WRA, n=452) and children aged 6–59 months (n=452) from low- and lower-middle-income countries. This cross-sectional study assessed the prevalence and determinants... Read More about Anemia in children aged 6–59 months was significantly associated with maternal anemia status in rural Zimbabwe.

Agronomic biofortification increases grain zinc concentration of maize grown under contrasting soil types in Malawi (2022)
Journal Article
Botoman, L., Chimungu, J. G., Bailey, E. H., Munthali, M. W., Ander, E. L., Mossa, A., …Nalivata, P. C. (2022). Agronomic biofortification increases grain zinc concentration of maize grown under contrasting soil types in Malawi. Plant Direct, 6(11), Article e458. https://doi.org/10.1002/pld3.458

Zinc (Zn) deficiency remains a public health problem in Malawi, especially among poor and marginalized rural populations, linked with low dietary intake of Zn due to consumption of staple foods that are low in Zn content. The concentration of Zn in s... Read More about Agronomic biofortification increases grain zinc concentration of maize grown under contrasting soil types in Malawi.

Linkages between soil, crop, livestock, and human selenium status in Sub-Saharan Africa: a scoping review (2022)
Journal Article
Mutonhodza, B., Joy, E. J., Bailey, E. H., Lark, M. R., Kangara, M. G., Broadley, M. R., …Chopera, P. (2022). Linkages between soil, crop, livestock, and human selenium status in Sub-Saharan Africa: a scoping review. International Journal of Food Science and Technology, 57(10), 6336-6349. https://doi.org/10.1111/ijfs.15979

Selenium (Se) is essential for human health, however, data on population Se status and agriculture-nutrition-health linkages are limited in sub-Saharan Africa (SSA). The scoping review aims to identify linkages between Se in soils/crops, dietary Se i... Read More about Linkages between soil, crop, livestock, and human selenium status in Sub-Saharan Africa: a scoping review.

Sub-sampling a large physical soil archive for additional analyses to support spatial mapping; a pre-registered experiment in the Southern Nations, Nationalities, and Peoples Region (SNNPR) of Ethiopia (2022)
Journal Article
Alemu, R., Gelaw, A. M., Gashu, D., Tafere, K., Mossa, A. W., Bailey, E., …Lark, R. M. (2022). Sub-sampling a large physical soil archive for additional analyses to support spatial mapping; a pre-registered experiment in the Southern Nations, Nationalities, and Peoples Region (SNNPR) of Ethiopia. Geoderma, 424, Article 116013. https://doi.org/10.1016/j.geoderma.2022.116013

The value of physical archives of soil material from field sampling activities has been widely recognized. If we want to use archive material for new destructive analyses to support a task, such as spatial mapping, then an efficient sub-sampling stra... Read More about Sub-sampling a large physical soil archive for additional analyses to support spatial mapping; a pre-registered experiment in the Southern Nations, Nationalities, and Peoples Region (SNNPR) of Ethiopia.

Selenium Concentration in Cattle Serum and Fodder from Two Areas in Ethiopia with Contrasting Human Selenium Concentration (2022)
Journal Article
Hailu, K., Gashu, D., Joy, E. J. M., Alonso, S., Gizaw, S., Gameda, S., …Broadley, M. R. (2022). Selenium Concentration in Cattle Serum and Fodder from Two Areas in Ethiopia with Contrasting Human Selenium Concentration. Frontiers in Bioscience-Landmark, 27(7), Article 200. https://doi.org/10.31083/j.fbl2707200

INTRODUCTION: Selenium (Se) is an essential mineral for livestock health and productivity. In cattle, Se deficiency is associated with delayed conception, growth retardation, and increased morbidity and mortality. METHODS: We conducted a survey of ca... Read More about Selenium Concentration in Cattle Serum and Fodder from Two Areas in Ethiopia with Contrasting Human Selenium Concentration.

Limited Supply of Protein and Lysine Is Prevalent among the Poorest Households in Malawi and Exacerbated by Low Protein Quality (2022)
Journal Article
Muleya, M., Tang, K., Broadley, M. R., Salter, A. M., & Joy, E. J. M. (2022). Limited Supply of Protein and Lysine Is Prevalent among the Poorest Households in Malawi and Exacerbated by Low Protein Quality. Nutrients, 14(12), Article 2430. https://doi.org/10.3390/nu14122430

We estimated dietary supplies of total and available protein and indispensable amino acids (IAAs) and predicted the risk of deficiency in Malawi using Household Consumption and Expenditure Survey data. More than half of dietary protein was derived fr... Read More about Limited Supply of Protein and Lysine Is Prevalent among the Poorest Households in Malawi and Exacerbated by Low Protein Quality.

The Impact of Consuming Zinc-Biofortified Wheat Flour on Haematological Indices of Zinc and Iron Status in Adolescent Girls in Rural Pakistan: A Cluster-Randomised, Double-Blind, Controlled Effectiveness Trial (2022)
Journal Article
Gupta, S., Zaman, M., Fatima, S., Shahzad, B., Brazier, A. K. M., Moran, V. H., …Lowe, N. M. (2022). The Impact of Consuming Zinc-Biofortified Wheat Flour on Haematological Indices of Zinc and Iron Status in Adolescent Girls in Rural Pakistan: A Cluster-Randomised, Double-Blind, Controlled Effectiveness Trial. Nutrients, 14(8), Article 1657. https://doi.org/10.3390/nu14081657

Biofortification of wheat is potentially a sustainable strategy to improve zinc intake; however, evidence of its effectiveness is needed. A household-based, double-blind, cluster-randomized controlled trial (RCT) was conducted in rural Pakistan. The... Read More about The Impact of Consuming Zinc-Biofortified Wheat Flour on Haematological Indices of Zinc and Iron Status in Adolescent Girls in Rural Pakistan: A Cluster-Randomised, Double-Blind, Controlled Effectiveness Trial.

Stakeholder interpretation of probabilistic representations of uncertainty in spatial information: an example on the nutritional quality of staple crops (2022)
Journal Article
Chagumaira, C., Nalivata, P. C., Chimungu, J. G., Gashu, D., Broadley, M. R., Milne, A. E., & Lark, R. M. (2022). Stakeholder interpretation of probabilistic representations of uncertainty in spatial information: an example on the nutritional quality of staple crops. International Journal of Geographical Information Science, 36(12), 2446-2472. https://doi.org/10.1080/13658816.2021.2020278

Spatial information, inferred from samples, is needed for decision-making, but is uncertain. One way to convey uncertain information is with probabilities (e.g. that a value falls below a critical threshold). We examined how different professional gr... Read More about Stakeholder interpretation of probabilistic representations of uncertainty in spatial information: an example on the nutritional quality of staple crops.

Mineral micronutrient status and spatial distribution among the Ethiopian population (2022)
Journal Article
Belay, A., Gashu, D., Joy, E. J., Lark, R. M., Chagumaira, C., Zerfu, D., …Broadley, M. R. (2022). Mineral micronutrient status and spatial distribution among the Ethiopian population. British Journal of Nutrition, https://doi.org/10.1017/s0007114522000319

Multiple micronutrient deficiencies are widespread in Ethiopia. However, the distribution of selenium and zinc deficiency risks has previously shown evidence of spatially dependent variability, warranting the need to explore this aspect for wider mic... Read More about Mineral micronutrient status and spatial distribution among the Ethiopian population.

Biofortified Wheat Increases Dietary Zinc Intake: A Randomised Controlled Efficacy Study of Zincol-2016 in Rural Pakistan (2022)
Journal Article
Lowe, N. M., Zaman, M., Khan, M. J., Brazier, A. K., Shahzad, B., Ullah, U., …Tishkovskaya, S. (2022). Biofortified Wheat Increases Dietary Zinc Intake: A Randomised Controlled Efficacy Study of Zincol-2016 in Rural Pakistan. Frontiers in Nutrition, 8, Article 809783. https://doi.org/10.3389/fnut.2021.809783

A new variety of zinc biofortified wheat (Zincol-2016) was released in Pakistan in 2016. The primary aim of this study was to examine the effects of consuming Zincol-2016 wheat flour on biochemical and functional markers of zinc status in a populatio... Read More about Biofortified Wheat Increases Dietary Zinc Intake: A Randomised Controlled Efficacy Study of Zincol-2016 in Rural Pakistan.

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., …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.

The effect of soil properties on zinc lability and solubility in soils of Ethiopia - an isotopic dilution study (2021)
Journal Article
Mossa, A. W., Gashu, D., Broadley, M. R., Dunham, S. J., McGrath, S. P., Bailey, E. H., & Young, S. D. (2021). The effect of soil properties on zinc lability and solubility in soils of Ethiopia - an isotopic dilution study. SOIL, 7(1), 255-268. https://doi.org/10.5194/soil-7-255-2021

Zinc (Zn) deficiency is a widespread nutritional problem in human populations, especially in sub-Saharan Africa (SSA). The Zn concentration of crops consumed depends in part on the Zn status of the soil. Improved understanding of factors controlling... Read More about The effect of soil properties on zinc lability and solubility in soils of Ethiopia - an isotopic dilution study.

The nutritional quality of cereals varies geospatially in Ethiopia and Malawi (2021)
Journal Article
Gashu, D., Nalivata, P. C., Amede, T., Ander, E. L., Bailey, E. H., Botoman, L., …Broadley, M. R. (2021). The nutritional quality of cereals varies geospatially in Ethiopia and Malawi. Nature, 594, 71-76. https://doi.org/10.1038/s41586-021-03559-3

Micronutrient deficiencies (MNDs) remain widespread among people in sub-Saharan Africa where access to sufficient food from plant and animal sources that is rich in micronutrients (vitamins and minerals) is limited due to socioeconomic and geographic... Read More about The nutritional quality of cereals varies geospatially in Ethiopia and Malawi.

Communicating uncertainties in spatial predictions of grain micronutrient concentration (2021)
Journal Article
Chagumaira, C., Chimungu, J. G., Gashu, D., Nalivata, P. C., Broadley, M. R., Milne, A. E., & Lark, R. M. (2021). Communicating uncertainties in spatial predictions of grain micronutrient concentration. Geoscience Communication, 4(2), 245-265. https://doi.org/10.5194/gc-4-245-2021

The concentration of micronutrients in staple crops varies spatially. Quantitative information about this can help in designing efficient interventions to address micronutrient deficiency. Concentration of a micronutrient in a staple crop can be mapp... Read More about Communicating uncertainties in spatial predictions of grain micronutrient concentration.

Zinc deficiency is highly prevalent and spatially dependent over short distances in Ethiopia (2021)
Journal Article
Belay, A., Gashu, D., Joy, E. J., Lark, R. M., Chagumaira, C., Likoswe, B. H., …Broadley, M. R. (2021). Zinc deficiency is highly prevalent and spatially dependent over short distances in Ethiopia. Scientific Reports, 11(1), Article 6510. https://doi.org/10.1038/s41598-021-85977-x

Zinc (Zn) is an essential nutrient for human health. In Ethiopia, a high prevalence of Zn deficiency has been reported. To explore demographic variation and spatial dependencies in the Zn status of the Ethiopian population, we analyzed archived serum... Read More about Zinc deficiency is highly prevalent and spatially dependent over short distances in Ethiopia.

Agronomic biofortification of cowpea with zinc: Variation in primary metabolism responses and grain nutritional quality among 29 diverse genotypes (2021)
Journal Article
Silva, V. M., Nardeli, A. J., Angélica de Carvalho Mendes, N., de Moura Rocha, M., Wilson, L., Young, S. D., …Rodrigues dos Reis, A. (2021). Agronomic biofortification of cowpea with zinc: Variation in primary metabolism responses and grain nutritional quality among 29 diverse genotypes. Plant Physiology and Biochemistry, 162, 378-387. https://doi.org/10.1016/j.plaphy.2021.02.020

© 2021 Elsevier Masson SAS Dietary zinc (Zn) deficiency is widespread globally, and is particularly prevalent in low- and middle-income countries (LMICs). Cowpea (Vigna unguiculata (L.) Walp) is consumed widely in LMICs due to its high protein conten... Read More about Agronomic biofortification of cowpea with zinc: Variation in primary metabolism responses and grain nutritional quality among 29 diverse genotypes.

Selenium speciation and bioaccessibility in Se-fertilised crops of dietary importance in Malawi (2021)
Journal Article
Muleya, M., Young, S. D., Reina, S. V., Ligowe, I. S., Broadley, M. R., Joy, E. J., …Bailey, E. H. (2021). Selenium speciation and bioaccessibility in Se-fertilised crops of dietary importance in Malawi. Journal of Food Composition and Analysis, 98, Article 103841. https://doi.org/10.1016/j.jfca.2021.103841

© 2021 The Author(s) The purpose of this research was to explore the speciation and bioaccessibility of native soil-derived selenium (Se) versus Se applied via fertiliser in the edible portions of maize, groundnut and cowpea grown in Malawi. Fertilis... Read More about Selenium speciation and bioaccessibility in Se-fertilised crops of dietary importance in Malawi.

A new hypothesis for the origin of Amazonian Dark Earths (2021)
Journal Article
Silva, L. C., Corrêa, R. S., Wright, J. L., Bomfim, B., Hendricks, L., Gavin, D. G., …Santos, R. V. (2021). A new hypothesis for the origin of Amazonian Dark Earths. Nature Communications, 12(1), https://doi.org/10.1038/s41467-020-20184-2

Amazonian Dark Earths (ADEs) are unusually fertile soils characterised by elevated concentrations of microscopic charcoal particles, which confer their distinctive colouration. Frequent occurrences of pre-Columbian artefacts at ADE sites led to their... Read More about A new hypothesis for the origin of Amazonian Dark Earths.