All Outputs (37)

Urine Se concentration poorly predicts plasma Se concentration at sub-district scales in Zimbabwe, limiting its value as a biomarker of population Se status (2024)
Journal Article
Mutonhodza, B., Dembedza, M. P., Joy, E. J. M., Manzeke-Kangara, M. G., Njovo, H., Nyadzayo, T. K., Lark, R. M., Kalimbira, A. A., Bailey, E. H., Broadley, M. R., Matsungo, T. M., & Chopera, P. (2024). Urine Se concentration poorly predicts plasma Se concentration at sub-district scales in Zimbabwe, limiting its value as a biomarker of population Se status. Frontiers in Nutrition, 11, Article 1288748. https://doi.org/10.3389/fnut.2024.1288748

Introduction: The current study investigated the value of urine selenium (Se) concentration as a biomarker of population Se status in rural sub-Saharan Africa.

Method: Urine and plasma Se concentrations were measured among children aged 6–59 mont... Read More about Urine Se concentration poorly predicts plasma Se concentration at sub-district scales in Zimbabwe, limiting its value as a biomarker of population Se status.

Differences in the nutritional quality of improved finger millet genotypes in Ethiopia (2024)
Journal Article
Teklu, D., Gashu, D., Joy, E. J. M., Bailey, E. H., Wilson, L., Amede, T., & Broadley, M. R. (2024). Differences in the nutritional quality of improved finger millet genotypes in Ethiopia. Scientific Reports, 14(1), Article 460. https://doi.org/10.1038/s41598-023-48749-3

Improved crop genotypes are constantly introduced. However, information on their nutritional quality is generally limited. The present study reports the proximate composition and the concentration and relative bioavailability of minerals of improved... Read More about Differences in the nutritional quality of improved finger millet genotypes in Ethiopia.

Dietary selenium intake among Ethiopian children in areas known for selenium spatial variability (2023)
Journal Article
Hailu, K., Joy, E. J., Ferguson, E. L., Bailey, E. H., Wilson, L., Davis, K., Broadley, M. R., & Gashu, D. (2023). Dietary selenium intake among Ethiopian children in areas known for selenium spatial variability. Frontiers in Nutrition, 10, Article 1250002. https://doi.org/10.3389/fnut.2023.1250002

Introduction: There is spatial variability of selenium (Se) in soil and crops in Ethiopia. We assessed the Se content of food items, breast milk, and urine among infants in Ethiopia from two areas with contrasting Se concentrations in soils. Methods:... Read More about Dietary selenium intake among Ethiopian children in areas known for selenium spatial variability.

Landscape and Micronutrient Fertilizer Effect on Agro-Fortified Wheat and Teff Grain Nutrient Concentration in Western Amhara (2023)
Journal Article
Manzeke-Kangara, M. G., Amede, T., Bailey, E. H., Wilson, L., Mossa, A. W., Tirfessa, D., Desta, M. K., Asrat, T. G., Agegnehu, G., Sida, T. S., Desta, G., Amare, T., Alemayehu, B., Haefele, S. M., Lark, R. M., Broadley, M. R., & Gameda, S. (2023). Landscape and Micronutrient Fertilizer Effect on Agro-Fortified Wheat and Teff Grain Nutrient Concentration in Western Amhara. Agronomy, 13(10), Article 2598. https://doi.org/10.3390/agronomy13102598

Agronomic biofortification, encompassing the use of mineral and organic nutrient resources which improve micronutrient concentrations in staple crops is a potential strategy to promote the production of and access to micronutrient-dense foods at the... Read More about Landscape and Micronutrient Fertilizer Effect on Agro-Fortified Wheat and Teff Grain Nutrient Concentration in Western Amhara.

A pilot survey of selenium status and its geospatial variation among children and women in three rural districts of Zimbabwe (2023)
Journal Article
Mutonhodza, B., Chagumaira, C., Dembedza, M. P., Joy, E. J., Manzeke-Kangara, M. G., Njovo, H., Nyadzayo, T. K., Lark, R. M., Kalimbira, A. A., Bailey, E. H., Broadley, M. R., Matsungo, T. M., & Chopera, P. (2023). A pilot survey of selenium status and its geospatial variation among children and women in three rural districts of Zimbabwe. Frontiers in Nutrition, 10, https://doi.org/10.3389/fnut.2023.1235113

Introduction: Selenium (Se) deficiency is increasingly recognized as a public health problem in sub-Saharan Africa.

Methods: The current cross-sectional study assessed the prevalence and geospatial patterns of Se deficiency among children aged 6–5... Read More about A pilot survey of selenium status and its geospatial variation among children and women in three rural districts of Zimbabwe.

Micronutrients and socio-demographic factors were major predictors of anaemia among the Ethiopian population (2023)
Journal Article
Belay, A., Joy, E. J., Lark, R. M., Ander, E. L., Young, S. D., Bailey, E. H., Broadley, M. R., & Gashu, D. (2023). Micronutrients and socio-demographic factors were major predictors of anaemia among the Ethiopian population. British Journal of Nutrition, 130(12), 2123-2135. https://doi.org/10.1017/S0007114523001472

Anemia is characterized by low hemoglobin (Hb) concentration. Despite being a public health concern in Ethiopia, the role of micronutrients and non-nutritional factors as a determinant of Hb concentrations has been inadequately explored. This study f... Read More about Micronutrients and socio-demographic factors were major predictors of anaemia among the Ethiopian population.

Genotypic Response of Finger Millet to Zinc and Iron Agronomic Biofortification, Location and Slope Position towards Yield (2023)
Journal Article
Teklu, D., Gashu, D., Joy, E. J., Lark, R. M., Bailey, E. H., Wilson, L., Amede, T., & Broadley, M. R. (2023). Genotypic Response of Finger Millet to Zinc and Iron Agronomic Biofortification, Location and Slope Position towards Yield. Agronomy, 13(6), Article 1452. https://doi.org/10.3390/agronomy13061452

The present study aimed to investigate the influence of genotypic differences on responses to zinc and iron agronomic biofortification among yields of finger millet. A field experiment was conducted over two seasons in farmers’ fields in Ethiopia (20... Read More about Genotypic Response of Finger Millet to Zinc and Iron Agronomic Biofortification, Location and Slope Position towards Yield.

Assessing the residual benefit of soil-applied zinc on grain zinc nutritional quality of maize grown under contrasting soil types in Malawi. (2023)
Preprint / Working Paper
Botoman, L., Chimungu, J. G., Bailey, E. H., Munthali, M. W., Ander, E. L., Mossa, A.-W., Young, S. D., Broadley, M. R., Lark, R. M., & Nalivata, P. C. Assessing the residual benefit of soil-applied zinc on grain zinc nutritional quality of maize grown under contrasting soil types in Malawi

A proper understanding of the residual value of zinc (Zn) is necessary for sustainable biofortification of food crops. This study aimed to establish the extent to which application of Zn at the national rate, plus two experimentally elevated rates, i... Read More about Assessing the residual benefit of soil-applied zinc on grain zinc nutritional quality of maize grown under contrasting soil types in Malawi..

Impact of zinc and iron agronomic biofortification on grain mineral concentration of finger millet varieties as affected by location and slope (2023)
Journal Article
Teklu, D., Gashu, D., Joy, E. J. M., Lark, R. M., Bailey, E. H., Wilson, L., Amede, T., & Broadley, M. R. (2023). Impact of zinc and iron agronomic biofortification on grain mineral concentration of finger millet varieties as affected by location and slope. Frontiers in Nutrition, 10, Article 1159833. https://doi.org/10.3389/fnut.2023.1159833

Background: Food crop micronutrient concentrations can be enhanced through agronomic biofortification, with the potential to reduce micronutrient deficiencies among rural population if they have access to fertilizers. Here we reported the impact of a... Read More about Impact of zinc and iron agronomic biofortification on grain mineral concentration of finger millet varieties as affected by location and slope.

Genotypic Response of Finger Millet to Zinc and Iron Agronomic Biofortification, Location and Slope Position Towards Yield (2023)
Preprint / Working Paper
Senbetu, D. T., Gashu, D., Joy, E. M., Lark, M. R., Bailey, E. H., Wilson, L., Amede, T., & Broadley, M. R. Genotypic Response of Finger Millet to Zinc and Iron Agronomic Biofortification, Location and Slope Position Towards Yield

The present study aimed to investigate influence of genotypic differences to zinc and iron agronomic biofortification responses among yield of finger millet. A field experiment was conducted over two seasons in farmers’ fields in Ethiopia (2019, 2020... Read More about Genotypic Response of Finger Millet to Zinc and Iron Agronomic Biofortification, Location and Slope Position Towards Yield.

Landscape and micronutrient fertilizer effect on agro-fortified wheat and teff grain nutrient concentration in Western Amhara (2023)
Preprint / Working Paper
Manzeke-Kangara, M. G., Amede, T., Bailey, E. H., Wilson, L., Mossa, A. W., Tirfessa, D., Desta, M. K., Asrat, T. G., Agegnehu, G., Sida, T. S., Desta, G., Haefele, S. M., Lark, R. M., Broadley, M. R., & Gameda, S. (2023). Landscape and micronutrient fertilizer effect on agro-fortified wheat and teff grain nutrient concentration in Western Amhara

Agronomic biofortification, encompassing the use of mineral and organic nutrient resources to improve micronutrient concentration in staple crops, is a potential strategy to promote production and access of micronutrient-dense foods at farm-level. Ho... Read More about Landscape and micronutrient fertilizer effect on agro-fortified wheat and teff grain nutrient concentration in Western Amhara.

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., Nyadzayo, T. K., Kalimbira, A., Bailey, E. H., Broadley, M. R., Matsungo, T., & 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., Young, S. D., Broadley, M. R., Lark, R. M., & 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.

Bioaccessibility of iron in pearl millet flour contaminated with different soil types (2022)
Journal Article
Muleya, M., Young, S. D., Broadley, M. R., Joy, E. J., Chopera, P., & Bailey, E. H. (2023). Bioaccessibility of iron in pearl millet flour contaminated with different soil types. Food Chemistry, 402, Article 134277. https://doi.org/10.1016/j.foodchem.2022.134277

A controlled in-vitro experiment was conducted to determine the bioaccessibility of extrinsic soil iron in pearl millet contaminated with typical Malawian soils. Pearl millet was contaminated with soils at ratios typically encountered in real life. I... Read More about Bioaccessibility of iron in pearl millet flour contaminated with different soil types.

Cereal grain mineral micronutrient and soil chemistry data from GeoNutrition surveys in Ethiopia and Malawi (2022)
Other
Kumssa, D. B., Mossa, A. W., Amede, T., Ander, E. L., Bailey, E. H., Botoman, L., Chagumaira, C., Chimungu, J. G., Davis, K., Gameda, S., Haefele, S. M., Hailu, K., Joy, E. J. M., Lark, R. M., Ligowe, I. S., McGrath, S. P., Milne, A., Muleya, P., Munthali, M., Towett, E., …Nalivata, P. C. (2022). Cereal grain mineral micronutrient and soil chemistry data from GeoNutrition surveys in Ethiopia and Malawi

The dataset comprises primary data for the concentration of 29 mineral micronutrients in cereal grains and up to 84 soil chemistry properties from GeoNutrition project surveys in Ethiopia and Malawi. The work provided insights on geospatial variation... Read More about Cereal grain mineral micronutrient and soil chemistry data from GeoNutrition surveys in Ethiopia and 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., Matsungo, T. M., & 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., Masters, W. A., Broadley, M. R., & 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., Ander, E. L., Bailey, E. H., Wilson, L., Lark, R. M., Kumssa, D. B., & 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.

Soil and landscape factors influence geospatial variation in maize grain zinc concentration in Malawi (2022)
Journal Article
Botoman, L., Chagumaira, C., Mossa, A. W., Amede, T., Ander, E. L., Bailey, E. H., Chimungu, J. G., Gameda, S., Gashu, D., Haefele, S. M., Joy, E. J. M., Kumssa, D. B., Ligowe, I. S., McGrath, S. P., Milne, A. E., Munthali, M., Towett, E., Walsh, M. G., Wilson, L., Young, S. D., …Nalivata, P. C. (2022). Soil and landscape factors influence geospatial variation in maize grain zinc concentration in Malawi. Scientific Reports, 12(1), Article 7986. https://doi.org/10.1038/s41598-022-12014-w

Dietary zinc (Zn) deficiency is widespread globally, and in particular among people in sub-Saharan Africa (SSA). In Malawi, dietary sources of Zn are dominated by maize and spatially dependent variation in grain Zn concentration, which will affect di... Read More about Soil and landscape factors influence geospatial variation in maize grain zinc concentration in Malawi.

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., Broadley, M. R., Zia, M. H., Bailey, E. H., Wilson, L., Khan, I. M., Sinclair, J. K., & 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.