• Title/Summary/Keyword: vitamin D3

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Inhibitory Effect of Bovine Milk on the Progression of Atherosclerosis in Rats (우유가 흰쥐의 동맥경화증 유발억제에 미치는 영향)

  • 노우섭;김종규;이용욱
    • Journal of Food Hygiene and Safety
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    • v.9 no.3
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    • pp.169-174
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    • 1994
  • This stydy was performed to investigate the inhibitory effect of bovine milk on the atherosclerotic rats. Eighty male rats of 5-weeks of age were divided into 4 groups, control, active treatment control fed the atherogenic feed, and skim milk and whole milk groups fed powdered skim or whole milk mixed with the atherogenic feed and observed for 13 weeks. Growth, clinical and pathological changes of the rats were examined. Rats of the 4 groups did not show significant difference of feed intake and weight gain. The level of serum cholesterol, high density lipoprotein cholesterol (HDL-cholesterol) fraction, and inorganics between skim milk and whole milk groups were not significantly different though significant difference was shown between active treatment control and milk groups. Milder calcification and nearosis in aorta, heart and kidney and fat degeneration in liver were seen in the milk groups than were in active treatment control. Marked difference, however, was not found between the skim milk and whole milk groups. Both powdered skim and whole milks could have a helpful effect of vitamin D2-and -cholesterol-induced atherosclerosis in rats.

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Benefits of Fermented Milk in Rats Fed by Hypercholesterolemic Diet (II) (콜레스테롤 투여 흰쥐에 있어서 유산균 발효유의 식용결과 (II))

  • 이용욱;노우섭;김종규
    • Journal of Food Hygiene and Safety
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    • v.7 no.2
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    • pp.123-135
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    • 1992
  • This study was performed to investigate the term effect of fermented milk in drink on rats fed by cholesterol diet. 150 to 5-week-old male rates of Sprague-Dawley strain weer divided into six groups according to diet and content of fermented milk in drink. The first group served as normal control group fed by synthetic pellets of standard diet. The second , cholesterol control group, was treated with standard diet containing 1% of cholesterol and 500000IU/100g of vitamin D2. The other four groups. fermented milk groups, FM-25,FM-50 , FM 75 and FM-100 were treated with the cholesterol and vitamin D2 diet and supplied with 25%, 50%, 75%, 100% of fermented milk in drink , respectively. The animals were sacrificed for analysis in 3, 6, 9 and 12 months. Weight gain, diet intake , and drink consumption were significantly different among groups. Fermented milk reduced serum cholesterol to a significant effect (p<0.05) and significantly increased the ratio of high density lipprotein cholesterol to total cholesterol(p<0.05). Serum triglycerides were reduced to a smaller and less significant effect in fermented milk group. The aorta and liver of fermented milk showed slighter medial calcification and necrosis and milder fat degeneration than did the cholesterol control group. Supplementation of fermented milk may have a helpful effect on hypercholesteremia and atherosclerosis.

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A Case Report of Severe Hypocalcemia and Hypothyroidism after Tyrosine Kinase Inhibitor Treatment (티로신키나아제 억제제 치료 후 발생한 중증 저칼슘혈증 및 갑상선기능저하증 1례)

  • Lee, Eun Kyung;Lee, Young Ki;Hwangbo, Yul;Lee, You Jin
    • International journal of thyroidology
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    • v.11 no.2
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    • pp.88-91
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    • 2018
  • After introducing tyrosine kinase inhibitors (TKIs) as promising treatments for radioactive iodine refractory advanced thyroid cancer patients, we more often meet patients with TKI-related hormone and electrolyte imbalances in clinics. Hypocalcemia associated with TKI is associated with an imbalance in calcium-vitamin D metabolism. TKI-related hypothyroidism is related to the metabolic rate of thyroid hormones. The two side effects usually occur in the early stages of TKI treatment, and if the imbalance is corrected appropriately, the effects are minor, but in severe cases, the TKI should be discontinued. The authors reported a case of severe hypocalcemia and thyroid dysfunction after TKI treatment. A 56-year-old man suffered from symptomatic hypocalcemia during TKI treatment, which was resolved after he stopped taking the TKI medication. Although calcium and vitamin D replacement have increased, hypocalcemia was recurred and TKI treatments have been permanently stopped due to serious weight loss in grade 3. After the interruption, his calcium levels normalized.

Phase behaviors, lamellar structures, and physical properties of synthetic vitamin E ceramide (Tocomide) mixed with cholesterol and linoleic acid

  • Lee, Young-Jin;Kim, Do-Hoon;Park, Ho-Sik;Kang, Hyung-Seok;Kim, Joong-Soo;Kim, Han-Kon
    • Proceedings of the SCSK Conference
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    • 2003.09b
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    • pp.357-368
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    • 2003
  • II-A isotherms and phase behaviors of 'tocomide', a newly synthesized 1,3-bis(N-(2-hydroxyethyl)-tocopherol succinylamino)-2-hydroxypropane, mixed with cholesterol and linoleic acid, was studied for its monolayer miscibility and a stable delivery formulation for antioxidant applications. The monolayer of tocomide and cholesterol was formed in a homogeneously mixed state at air-water interface. The ternary mixtures with linoleic acid showed various bulk structures, including a stable and transparent solution of thermodynamically stable lamellar phase. The lamellar structure was confirmed by the X-ray diffraction (XRD) patterns and polarized microscopy such that pure tocomide formed a liquid crystal at room temperature with a lamellar periodicity of 36.7 $\AA$(2$\theta$=2.41$^{\circ}$).

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A Comparison of Effectiveness and Compliance among Alendronate Pharmaceutical Products in Koreans (한국인에 있어서 알렌드로네이트 제제의 제형간 유효성 및 순응도 비교)

  • Yoon, Ji-Won;Lee, Byung-Koo;Song, Young-Chun;Kim, Jae-Youn;Shin, Hye-Young;Lee, Yeon-Hong;Gwak, Hye-Sun
    • Korean Journal of Clinical Pharmacy
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    • v.18 no.2
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    • pp.114-119
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    • 2008
  • Alendronate is a bisphosphonate that selectively inhibits osteoclast-mediated bone resorption. Dosing convenience is an important element for the enhancement of patient compliance and the effective management of osteoporosis. The purpose of this study was to compare the effectiveness and compliance among alendronate pharmaceutical products (oral once-weekly alendronate 70 mg, daily alendronate 10 mg, and once-weekly alendronate 70 mg with Vitamin $D_3$ 2800 IU) in terms of the change in bone mineral density (BMD), biochemical markers, and compliance estimates. A retrospective chart review was conducted in patients with osteoporosis who received alendronate 70 mg (Group 1), alendronate 10 mg (Group 2), or alendronate 70 mg with Vitamin D3 2800 IU (Group 3) at the endocrinology department of a hospital in Korea from Jan. 1, 1998 to Mar. 31, 2008. The primary endpoints were the increases in spine antero-posterior BMD T-score and femur trochanter BMD T-score, and the compliance of alendronate products. Secondary endpoints included changes in bone turnover-related biochemical markers including bone-specific alkaline phosphatase, urinary N-terminal telopeptides (NTX) and osteocalcin, and in serum vitamin $D_3$ concentration. There was no statistical difference in the BMD increase among the three alendronate products; spine BMD T-score increased by $0.49{\pm}0.52$, $0.39{\pm}0.48$ and $0.50{\pm}0.41$, and femur trochanter BMD T-score by $0.29{\pm}0.42$, $0.21{\pm}0.53$ and $0.24{\pm}0.22$ in Group 1, 2 and 3, respectively. With respect to the increases in femur trochanter BMD T-score and the decreases in NTX and osteocalcin, 70 mg once-weekly group was remarkably superior to 10 mg daily group (p < 0.05) The compliance of 70 mg once-weekly group was significantly higher than that of 10 mg daily treatment group (p < 0.001). In conclusion, all three alendronate treatment groups were equivalent in effectiveness, and the compliance of 70 mg once-weekly group was better than that of 10 mg daily treatment group.

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Expression Profiles of Cellular Retinol-binding Protein, Type II (CRBP II) in Erlang Mountainous Chickens

  • Yin, H.D.;Tian, K.;Li, D.Y.;Gilbert, E.R.;Xiao, L.H.;Chen, S.Y.;Wang, Y.;Liu, Y.P.;Zhao, X.L.;Zhu, Q.
    • Asian-Australasian Journal of Animal Sciences
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    • v.27 no.3
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    • pp.310-315
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    • 2014
  • Cellular retinol-binding protein II (CRBP II) belongs to the family of cellular retinol-binding proteins and plays a major role in absorption, transport, and metabolism of vitamin A. In addition, because vitamin A is correlated with reproductive performance, we measured CRBP II mRNA abundance in erlang mountainous chickens by real-time PCR using the relative quantification method. The expression of CRBP II showed a tissue-specific pattern and egg production rate-dependent changes. The expression was very high (p<0.05) in jejunum and liver, intermediate in kidney, ovary, and oviduct, and lowest (p<0.05) in heart, hypothalamus, and pituitary. In the hypothalamus, oviduct, ovary, and pituitary, CRBP II mRNA abundance were correlated to egg production rate, which increased from 12 wk to 32 wk, peaked at 32 wk relative to the other time points, and then decreased from 32 wk to 45 wk. In contrast, the expression of CRBP II mRNA in heart, jejunum, kidney, and liver was not different at any of the ages evaluated in this study. These data may help to understand the genetic basis of vitamin A metabolism, and suggest that CRBP II may be a candidate gene to affect egg production traits in chickens.

Marasmus and Kwashiorkor by Nutritional Ignorance Related to Vegetarian Diet and Infants with Atopic Dermatitis in South Korea (아토피피부염 영아의 영양장애 사례보고와 채식주의에 관한 고찰)

  • Chung Sang-Jin;Han Young Shin;Chung Seung Won;Ahn Kang-Mo;Park Hwa Young;Lee Sang Il;Cho Young Yeun;Choi Hye Mi
    • Journal of Nutrition and Health
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    • v.37 no.7
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    • pp.540-549
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    • 2004
  • Infants and children with food related Atopic Dermatitis (AD) need extra dietary efforts to maintain optimal nutrition due to food restriction to prevent allergy reactions. However, nutrition ignorance and food faddism make patients even more confused and practice desirable diet more difficult. The objective of this study was to report the AD patients' malnutrition cases in Korea. We report on 2 cases of severe nutritional deficiency caused by consuming macrobiotic diets which avoid processed foods and most animal foods, i.e. one of vegetarian diet. Case 1, a 12-month-old male child, was admitted with severe marasmus. Because of a history of AD, he was started on mixed grain porridge at 3 months without any breast milk or formula feeding. His caloric intake was 66% and protein intake was 69% of the recommended dietary allowance. Patient's height and weight was under 3th percentile. On admission the patient was unable to crawl or roll over. Case 2, a 9-month-old AD female patient, was diagnosed with kwashiorkor and rickets. She was also started on mixed grain porridge at 100 days due to AD. Her caloric intake has been satisfied recommended dietary allowance until 7 months, however, she conducted sauna bath therapy and reduced both energy and protein intake at 8 months. The amount of protein intake for case 2 was higher than recommended dietary allowance, but, sauna therapy and severe AD with intakes of low guality protein may increase patient's protein requirement resulting in kwashiorkor. Case 2 patient's height and weight was on 3th percentile. Both cases showed low intake of calcium, iron, zinc, vitamin A, vitamin E and especially very low intake of vitamin B$_{12}$ and vitamin D. Allergy tests for certain foods had not done prior to admission for both cases. They followed the dietary advise operated by macrobiotic diet internet site. In conclusion, AD infants' parents and caregivers should contact a pediatrician trained as a specialist in allergy for accurate diagnosis. For infant patients, breast or formula feeding including hypoallergenic formula should be continued until their one year of age. When certain foods need to be restricted or to follow special diets such as vegetarian diet, consultation with pediatrician and dietitian is needed.d.

Effects of Vitamin E enhanced transgenic soybean cultivation on insect diversity (비타민 E 강화콩 재배가 곤충다양성에 미치는 영향)

  • Oh, Sung-Dug;Suh, SangJae;Park, Soo-Yun;Lee, Kijong;Sohn, Soo-In;Yun, Doh-Won;Chang, Ancheol
    • Korean Journal of Breeding Science
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    • v.49 no.3
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    • pp.129-140
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    • 2017
  • This study was carried out to develop of environmental risk assessments and the biosafety guide for Vitamin E enhanced transgenic soybean at LMO (Living Modified Organism) isolation field. In LMO quarantine area of National Institute of Agricultural Sciences, insect species diversities and population densities on vitamin E enhanced transgenic soybean and non-GM soybeans (Willams 82 and Seoritae) were investigated. A total of 17,717 individuals of 77 species from 8 orders were collected in LMO isolation field. In three type soybeans field, total of 5,250 individuals in Vitamin E enhanced transgenic soybean, 5,510 individuals in Willams 82, and 6,957 individuals in Seoritae were collected, respectively. There was no difference between the population densities of insect pests, natural enemies and other insects on Vitamin E enhanced transgenic soybean and Willams 82, while natural enemies density on Seoritae was higher than on Vitamin E enhanced transgenic soybean, but insect pests density on Vitamin E enhanced transgenic soybean was higher. These results provided the insects diversity for risk assessment survey of Vitamin E enhanced transgenic soybean and suggested that the guideline could be useful to detect LMO crops.

Changes in Serum Vitamin E and Trace Mineral Levels and Other Blood parameters in Growing Thoroughbred Horses During the Period of Pasture Grazing and stable Feeding (Thoroughbred 육성마의 방목과 사사기간 중 혈청 비타민 E, 미량광물질 및 기타 화학치의 변화)

  • Lee, C.E.;Park, N.K.;Jin, S.H.;Kim, Y.J.;Kang, D.H.;Kim, K.I.
    • Journal of Animal Science and Technology
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    • v.44 no.6
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    • pp.719-726
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    • 2002
  • Nutritional adequacy of growing Thoroughbred horses raised in an alternate feeding system - grazing during late spring through late fall and stable feeding for the rest of seasons - was assessed by determining vitamin E and trace mineral levels in the serum and blood chemistry related to nutrition and health. During the stable feeding in winter and early spring, 50 growing female horses were fed concentrates (1.4% of their body weight), grass hay (0.62%) and alfalfa hay (0.37%). For the grazing period, the same horses were fed supplementary concentrates (1.1%) during late spring through early summer, and concentrates (1.1%) and alfalfa hay (0.5%) during late summer through late fall. Blood samples were collected before grazing in early spring, and during grazing in early summer through late fall. Serum vitamin E, BUN, GTP, total bilirubin and direct bilirubin levels were increased (P<0.01) by grazing compared to those measured before the initiation of grazing. Horses had lower (P<0.01) serum Fe contents in early summer than in late fall or in time of stable feeding. Stable feeding increased (P<0.01) serum Cu content compared to grazing in both early summer and late fall. In late fall, serum Zn level increased (P<0.01) compared to that found in the other seasons. Blood glucose and creatinine levels decreased (P<0.01) after grazing. Results indicate that supplementations of some minerals and vitamin E are not always necessary in diets for growing horses and should be done after careful evaluation of diets with regard to concentrations and biological availability of minerals.

Effects of Dietary Ca Level and Hormones on Bone Density of Mouse (식이 Ca 수준과 호르몬 투여가 생쥐가 골밀도에 미치는 영향)

  • 정차권
    • Journal of Nutrition and Health
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    • v.29 no.9
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    • pp.943-949
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    • 1996
  • Bone mineral density depends largely on the status of dietary minerals such as Ca, P, Mg, and F and proteins, physical activities, parathyroid hormone(PTH), calcitonin(CT), and vitamin D. The decrease of bone density often results in bone fractures and osteoporosis which is prevalent among postmenopausal women. This study was intended to examine the role of parathyroid hormone, calcitonin and cholecaliferol in bone density of mice that were fed different dual photon energy beams. We have measured three major parts of the bone : whole body, head and femur. The results are summarized as follows : 1) Bone mineral density (BMD) was more increased by feeding high Ca diet compared to that of the low Ca diet. 2) Both PTH and Vit D3 enhanced BMD in all of the different Ca levels. 3) When the dietary Ca was deequate CT showed a synergistic effect with PTH in boosting bone density, while CT+Vit D3 showed a negative effect. 4) CT tended to inhibit the effect of increasing bone density by PTH and Vit D3 in medium and low Ca groups. 5) The effect of increasing bone density by PTH in the head of mouse increased when dietary Ca was lower : The increment of bone density by PTH in high, medium, and low Ca was 3%, 8%, 19%, respectively. 6) Femur bone density was affected significantly by dietary Ca levels than hormones. The above observations indicate that bone mineral density can be improved by high dietary Ca and hormone injections including PTH, CT and cholecalciferol, and thus proper dietary and hormonal treatment may be used in preventing bone fractures and osteoporosis.

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