Results 31 to 40 of about 12,046 (174)

Beta-Carotene Retention and Consumer Acceptability of Selected Products Made from Two Provitamin-A Maize Varieties

International Journal of Food Science, 2023
A study was carried out to determine beta-carotene retention and acceptability of selected products made from two provitamin-A maize varieties grown in Malawi, namely, MH43A and MH44A.
Victor Munkhuwa, Kingsley Masamba, William Kasapila   +2 more
doaj   +1 more source

Provitamin A from Golden Rice is as effective as provitamin A in oil to children

The FASEB Journal, 2010
Spinach and pure β‐carotene (β‐C) in oil capsule are good sources for vitamin A. A new transgenic product, Golden Rice (GR), is enriched with β‐C genetically. To determine its vitamin A value as compared with spinach or pure 2H8 labeled β‐C (M+8), we conducted a study with healthy Chinese school children (age 7–
Guangwen Tang, Shi‐an Yin, Yin Wang, Michael Grusak, Robert Russell   +4 more
openaire   +1 more source

Characterization of carotenoid profiles and presence of functional markers in sub-tropical maize (Zea mays L.) inbred lines

Czech Journal of Genetics and Plant Breeding
Biofortification provides a sustainable, pragmatic strategy to address the lack of vitamin A and the associated health complications. The objectives of the study encompassed the quantification of the carotenoid content of 147 maize inbred lines, the ...
Peter Amoah, Victor O. Adetimirin, Bismark Anokye, Oluyinka J. llesanmi, Nnanna Unachukwu, Elisabeth Ivania Aporva   +5 more
doaj   +1 more source

Zinc and Provitamin A Biofortified Maize Genotypes Exhibited Potent to Reduce Hidden—Hunger in Nepal

Plants, 2022
Zinc deficiency affects one third of the population worldwide, and vitamin A deficiency is a prevalent public health issue in Sub-Saharan Africa and South-Asia, including Nepal.
Krishna Dhakal, Amar Bahadur Pun Magar, Keshab Raj Pokhrel, Bandhu Raj Baral, Abdurahman Beshir, Hari Kumar Shrestha, Shree Prasad Vista   +6 more
doaj   +1 more source

Selective Inhibition of Mammalian DNA Polymerase by Vitamin D2 and D3

Journal of Pharmacological Sciences, 2003
As described previously (H. Togashi et al. Biochem Pharmacol. 1998;56:583–590), the irradiated products of provitamin D2 (ergosterol) inhibit the activities of eukaryotic DNA polymerases.
Yoshiyuki Mizushina, Xianai Xu, Chikako Murakami, Toshio Okano, Masaharu Takemura, Hiromi Yoshida, Kengo Sakaguchi   +6 more
doaj   +1 more source

Effect of Baking Temperature on Carotenoids and Provitamin A in Bread made with Mandarin (Citrus reticulata) Epicarp Extract

TecnoLógicas, 2023
Consumers are interested in products with functional properties that contribute to their well-being and health. An alternative source of functional ingredients would be the by-products of the citrus industry, which can be used as natural additives in ...
Luis E. Ordóñez-Santos*, Jessica Esparza-Estrada, Pedro Vanegas-Mahecha   +2 more
doaj   +1 more source

Degradation Mechanisms, Encapsulation‐Based Stabilization, and Analytical Detection of Vitamin A

Journal of the American Oil Chemists' Society, EarlyView.
ABSTRACT Vitamin A is an important lipid‐soluble micronutrient essential for vision, immune function, and overall growth and development. However, vitamin A is unstable and susceptible to environmental factors because of its conjugated structure and inherent chemical reactivity.
Latheesha Abeywardana, Thambaramala V. Gamage, Tanoj K. Singh, Shuaifei Zhao, Amy Logan, Lingxue Kong   +5 more
wiley   +1 more source

Human nutritional relevance and suggested nutritional guidelines for vitamin A5/X and provitamin A5/X

Nutrition & Metabolism, 2023
In the last century, vitamin A was identified that included the nutritional relevant vitamin A1 / provitamin A1, as well as the vitamin A2 pathway concept.
Torsten Bohn, Julian Hellman-Regen, Angel R. de Lera, Volker Böhm, Ralph Rühl   +4 more
doaj   +1 more source

Development of Extra-Early Provitamin A Quality Protein Maize Inbreds with Resistance/Tolerance to Striga hermonthica and Soil Nitrogen Stress

Agronomy, 2021
A hemiparasitic plant, Striga hermonthica (Del.) Benth and soil nitrogen stress are the key constraints to maize (Zea mays L.) productivity in sub-Saharan Africa, where commonly cultivated maize is the normal endosperm type that is deficient in ...
Solomon A. Oyekale, Baffour Badu-Apraku, Victor O. Adetimirin, Nnanna Unachukwu, Melaku Gedil   +4 more
doaj   +1 more source

Optimising the Eco‐Friendly Extraction of Carotenoids From Gac Fruit: A Sustainable Solution for Natural Red Food Colourants

Food Chemistry International, EarlyView.
Gac fruit's high carotenoid content, especially in the aril, makes it an excellent natural red pigment source for food applications, offering a safer alternative to synthetic dyes. Ethanol extraction achieved the highest overall pigment recovery (89.53%), whereas ethyl lactate extraction yielded the highest levels of total carotenoids, β‐carotene ...
N. Netravati, S. Gomez, B. Pathrose, A. Suma, J. Hosamani   +4 more
wiley   +1 more source