Results 21 to 30 of about 62,546,466 (197)
Animals, 2022 To investigate the influence of two dietary sources of vitamin D on the vitamin D status, bone metabolism, welfare and birth progress of gestating and lactating sows, forty-nine multiparous sows were randomly assigned to one of two diets: “CON” (n = 25 ...
Michael Lütke-Dörhoff +4 more
doaj +1 more source
Serum-25-hydroxycholecalciferol levels in children and adolescents
The Turkish Journal of Pediatrics, 1987 This study was carried out to determine the relation between the nutritional status and serum-25-hydroxycholecalciferol levels in school age children. In Group I, whose diet mainly consisted of vegetable source foods, vitamin D deficiency was recorded as 15.9 percent while in Group I, whose nutrition was more balanced, this figure was 5 percent.
A Gültekin +3 more
doaj +5 more sources
Effects of dietary 25-hydroxycholecalciferol supplementation on growth performance, blood vitamin D and antioxidant status in nursery pigs. [PDF]
Anim BiosciObjective This study was conducted to evaluate the effect of dietary 25-hydroxycholecalciferol (25-OHD3) supplementation on growth performance, blood 25-OHD3 level, and antioxidant parameters in nursery pigs. Methods A total of 48 newly weaned piglets (5.
Kwon CH +6 more
europepmc +3 more sources
LATE STAGE RESPONSES OF LAYING CHICKENS FED DIETS SUPPLEMENTED WITH DIFFERENT SOURCES AND LEVELS OF VITAMIN D: 1- PRODUCTIVE AND REPRODUCTIVE PERFORMANCE. [PDF]
Egyptian Poultry Science, 2019 This experiment was conducted to study the effect of supplementing layer diets with two vitamin D (VD) sources included three levels from each of vitamin D3 (VD3) and 25-hydroxycholecalciferol (25-OHD3) on egg production and reproduction performance.
sabbah youssef +4 more
doaj +1 more source
Revista Brasileira de Zootecnia, 2016 - A 7 × 2 factorial experiment was designed to test the effects of calcium (Ca) to non-phytate phosphorus (NPP) ratio (1.14, 1.43, 1.71, 2.00, 2.29, 2.57, and 2.86) and different sources of vitamin D (1α-hydroxycholecalciferol (1α-OH-D3) and 25 ...
Jincheng Han +7 more
doaj +1 more source
Journal of Applied Poultry Research, 2023 SUMMARY: This study aimed to see how 25-hydroxyvitamin D3 [25(OH)D] supplementation affected the performance, immunity, and vitamin D status of broilers, with and without infectious bronchitis virus challenge.
Mosaad Hashim +4 more
doaj +1 more source
Supplemental 25-hydroxycholecalciferol Alleviates Inflammation and Cardiac Fibrosis in Hens. [PDF]
Int J Mol Sci, 2020 Broiler breeder hens with efficient feed conversion rate under restricted feed intake (R-hens) or allowed unlimited access to feed (Ad-hens) progressed with cardiac functional failure and suffered early sudden death.
Chou PC +5 more
europepmc +2 more sources
Revista Brasileira de Zootecnia, 2018 The purpose of this study was to investigate the effects of vitamin D3 metabolites 1α-hydroxycholecalciferol (1α(OH)D3), 25-hydroxycholecalciferol (25(OH)2D3), and 1,25-dihydroxycholecalciferol (1,25(OH)2D3) on growth performance, bone quality, and ...
Felix Shih-Hsiang Hsiao +4 more
doaj +1 more source
Effects of 25-hydroxycholecalciferol supplementation on breast meat quality and histomorphometric characteristics in broiler chickens [PDF]
, 2022 This experiment was carried out to elucidate the influences of 25-hydroxycholecalciferol status in the diet and gender of the chicken on the sensory and histomorphometric characteristics in breast muscle (Pectoralis major) of broilers. The experiment was
Tüzün, Ahmet Engin
core
25-Hydroxycholecalciferol in Poultry Nutrition
Poultry Science, 1995 Vitamin D is a complex of secosteroids that must undergo metabolic alterations to reach optimal biological activity. The parent compounds 1) ergocalciferol (D2) and 2) cholecalciferol (D3) can be synthesized in the leaves of many plants or in the skin of most animals, respectively.
J H, Soares, J M, Kerr, R W, Gray
openaire +2 more sources