Publications by authors named "Gulelat D Haki"

Fatty acid composition and antioxidant content are major determinants of vegetable oil quality. Antioxidants are important food components, and there is an increasing interest of replacing synthetic antioxidants with those from natural sources for food industry. The objective of this study was to evaluate fatty acid composition, total phenolic, carotenoid and chlorophyll contents, and antioxidant capacity of different varieties of two oilseed crops.

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Food adulteration is a serious social problem all over the world. The oil obtained from the niger and sesame is known for its quality and has a high market value in Ethiopia. The cost of the oil obtained from these oilseed crops is high unlike other plant oils, thus prone to be mixed with other cheap oils to increase profits.

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Background: There is scant information on the breastmilk vitamin A (BMVA) concentration of lactating women in developing countries, partly due to lack of methods applicable in-field.

Objective: To assess BMVA concentrations of samples collected from lactating women of children aged 6-23 months, in Mecha district, Ethiopia.

Subjects/methods: Data on socio-demographic and anthropometric characteristics were collected from randomly selected lactating women (n = 104).

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Functional and antioxidant properties of mucilage extracted from the pods of eight okra accessions grown in Benishangul-Gumuz region, Western Ethiopia, were evaluated. This study had shown that the mucilage contents of the pods of eight okra accessions ranged from 1.25 to 3.

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The enzymes activity, hydroxymethylfurfural (HMF) and amino acids in honeys are relatively low. However, they play very significant role for honey quality. In this study, enzymes, amino acids and HMF contents of Ethiopian monofloral honeys were investigated.

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Background: Little is known about mother-child feeding interactions and how this is associated with food intake and linear growth.

Objective: To characterize mother-child feeding styles and investigate their associations with accepted mouthful and linear growth in west Gojam, rural Ethiopia.

Subjects/design: Two, in-home, meal observations of children aged 12-23 months (n = 100) were video-taped.

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Oilseeds are rich sources of micronutrients and contribute to combating malnutrition caused by micronutrient deficiency. The objective of this study was to investigate the mineral and anti-nutritional contents of different varieties of niger seed, linseed and sesame. Five niger seed, eight linseed and ten sesame varieties were used.

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Home fortification of complementary foods (CFs) with multiple micronutrient powders (MNPs) is being scaled up in various countries, but little is known about the prevailing complementary feeding practices and the type and nutrient gaps to be filled with MNPs. The present study evaluated the complementary feeding practices of young children and simulated the risk of inadequate and excessive intakes associated with home fortification with MNPs. We have assessed the sociodemographic status, anthropometry, and complementary feeding practices of young children (N = 122) in Mecha district, rural Ethiopia.

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This study evaluated the effect of popping and fermentation on the chemical composition of three types of grains cultivated in Ethiopia. Proximate composition, minerals and mineral absorption inhibitors were analyzed. Popping caused a decrease in protein content by 4 % and an increase in fat, ash, acid detergent fiber (ADF) and neutral detergent fiber (NDF) contents by 12, 10, 15 and 67 %, respectively.

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Complementary feeding should fill the gap in energy and nutrients between estimated daily needs and amount obtained from breastfeeding from 6-month onward. However, homemade complementary foods are often reported for inadequacy in key nutrients despite reports of adequacy for energy and proteins. The aim of this study was to assess caregiver's complementary feeding knowledge, feeding practices, and to evaluate adequacy daily intakes from homemade complementary foods for children of 6-23 months in food insecure woredas of Wolayita zone, Ethiopia.

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The effect of wheat flour refined milling on nutritional and antioxidant quality of hard and soft grown in Ethiopia was evaluated. Bread was prepared with the supplementation of the white wheat flour with different levels (0%, 10%, 20%, and 25%) of wheat bran. Whole (100% extraction) and white wheat (68% extraction) flours were analyzed for proximates, minerals, and antioxidants.

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Background: Little is known about how the knowledge and the knowledge-sharing effectiveness (KSE) of health extension workers (HEWs) affect maternal knowledge of optimal infant and young child feeding (IYCF) and their child's nutritional status.

Objective: The objective of this study was to evaluate mothers' and HEWs' knowledge of key IYCF practices and to investigate whether mothers' knowledge and HEWs' KSE are associated with stunting in young children (aged 12-23 months).

Methods: This cross-sectional study used face-to-face interviews to assess the IYCF knowledge of HEWs (n = 96) and mothers of 12- to 23-month-old children (n = 122) in Mecha district, West Gojam, Ethiopia.

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Article Synopsis
  • Anthropometric characteristics and iron status significantly influence cognitive performance in children, with a study in rural Ethiopia finding that stunted and anemic children performed worse on reasoning and school readiness tests compared to their non-stunted and non-anemic peers.
  • The study found that 41.4% of children were stunted, 28.7% underweight, and selenium deficiency correlated with lower scores across all cognitive tests, indicating a link between micronutrient deficiencies and cognitive deficits.
  • The findings highlight the urgent need for intervention programs targeting undernutrition and micronutrient deficiencies to improve cognitive development in affected children.
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The promotion and consumption of indigenous vegetables could help to mitigate food insecurity and alleviate malnutrition in developing countries. Nutrient and antinutrient compositions of eight accessions of Okra Pods were investigated. Molar ratios and mineral bioavailability of Okra pod accessions were also calculated and compared to the critical values to predict the implications for mineral bioavailability.

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Objective: Children from low-income countries consuming predominantly plant-based diets but little animal products are considered to be at risk of Fe deficiency. The present study determined the Fe status of children from resource-limited rural households.

Design: A cross-sectional study.

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