• Title/Summary/Keyword: micronized

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Comparison of Efficacy Between Micronised- and Non-micronised Fenofibrate in Type 2 Diabetic Patients with Dyslipidemia (이상지혈증을 동반한 제2형 당뇨병환자에서 미세화된 fenofibrate)

  • 신화연;오정미;강문호;신현택
    • YAKHAK HOEJI
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    • v.45 no.5
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    • pp.468-475
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    • 2001
  • Fenofibrate is a fibric acid derivative that is a strong reducer of triglyceride. Micronozed formulation of fenofibrate has improved bioavailability compared to non-micrornized formulation. This study performed a retrospective comparison of micrornized and non-micrornized fenofibrate (28 in micronized and 51 in non-micronized group) by comparing the means of changes in total triglyceride, total cholesterol, HDL-cholesterol and TC/HDL ratio in type 2 diabetics with dyslipidemia The result skewed that after 12 weeks of treatment both drugs produced a significant reduction in total triglyceride levels (62% with micronized, 37% with non-micronized). The mean decrease observed for total triglyceride levels were significantly lower for micronized fenofibrate (p<0.001). Both drugs showed a significant reduction for total cholesterol levels (-22% with micronized, -14% with non-micronized fenofibrate). The mean decrease observed for total cholesterol was not significantly different between the two drugs (p>0.05). HDL-cholesterol levels increased by 24% and 15%) with micronized and non-micronized, respectively and the differences from the baseline were statistically significant for both drugs (p<0.05). The mean change of HDL-cholesterol was not significantly different between the two drugs. There was a statistically significant reduction in TC/HBL-cholesterol ratio from baseline for both drugs (7.1 to 4.8 with micronized and 5.1 to 4.5 with non-micronized), and the reduction of TC/HDL-cholesterol ratio tended to be significantly greater with micronized fenofibrate (p<0.05). This study shows that short-term treatment with micronized fenofibrate is more effective than non-micronized fenosbrate in type 2 diabetes patients with dyslipidemia.

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Spherical Granule Production from Micronized Saltwort (Salicornia herbacea) Powder as Salt Substitute

  • Shin, Myung-Gon;Lee, Gyu-Hee
    • Preventive Nutrition and Food Science
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    • v.18 no.1
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    • pp.60-66
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    • 2013
  • The whole saltwort plant (Salicornia herbacea) was micronized to develop the table salt substitute. The micronized powder was mixed with distilled water and made into a spherical granule by using the fluid-bed coater (SGMPDW). The SGMPDW had superior flowability to powder; however, it had low dispersibility. To increase the dispersibility of SGMPDW, the micronized powder was mixed with the solution, which contained various soluble solid contents of saltwort aqueous extract (SAE), and made into a spherical granule (SGMPSAE). The SGMPSAE prepared with the higher percentages of solid content of SAE showed improved dispersibility in water and an increase in salty taste. The SGMPSAE prepared with 10% SAE was shown to possess the best physicochemical properties and its relative saltiness compared to NaCl (0.39). In conclusion, SGMPSAEs can be used as a table salt substitute and a functional food material with enhanced absorptivity and convenience.

Effect of Avidin and Biotin in Attachment of Human Adipose Stem Cells to Micronized Acellular Dermal Matrix (지방줄기세포가 무세포 분쇄진피기질(Acellular micronized dermal matrix) 부착에 있어 Avidin과 Biotin의 효과)

  • You, Gyeol;Rhie, Jong Won;Lim, Jin Soo
    • Archives of Plastic Surgery
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    • v.35 no.1
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    • pp.1-6
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    • 2008
  • Purpose: In tissue engineering, it is important that the scaffolds have high affinity with cells for making efficient use of cells. The authors studied the binding affinity of human adipose stem cells(ASCs) to micronized acellular dermal matrix(alloderm) using biotin and avidin linkages.Methods: Human ASCs were harvested from adipose tissue obtained by abdominoplasty. ASCs($1{\times}10^4$, $5{\times}10^4$, $1{\times}10^5$, $5{\times}10^5$, $1{\times}10^6$, $5{\times}10^6$ cells) were attached to micronized alloderm(1mg) in three groups; 1) control group in which no ASCs and alloderm was treated; 2) serum group in which alloderm was exposed to fetal bovine serum; and 3) biotin group in which biotinylated cells were attached to biotinylated alloderm. The binding affinities were determined 1 day after making ASC-alloderm complexes. The proliferation rates were determined by XTT assays in 4, 7, 14, and 21 days and scanning electron microscopic examination was performed in 7 and 21 days after culture of ASC-alloderm complexes.Results: The binding affinities of the biotin group were significantly increased in all cell concentrations. Maximum binding affinity was observed at $5{\times}10^4/mg$ of micronized dermal matrix in biotin group. The viabilities were lowest in biotin group in contrast to binding affinity, but the difference was not significant. SEM showed well attachment of cells to micronized dermal matrix in all groups. Conclusion: The use of avidin/biotin facilitated human ASCs attaching to micronized acellular dermal matrix. This attachment would not disturb adipose stem cells viabilities. The present study suggests that avidin/ biotin can be used as making efficient use of cells in adipose tissue engineering.

Effects of Processing Methods of Corn and their Thickness on in situ Dry Matter Degradability and in vitro Methane Production (옥수수 가공방법 및 두께가 in situ 건물 분해율과 in vitro 메탄 발생에 미치는 영향)

  • Kim, Do Hyung;Lee, Chang Hyun;Woo, Yang Won;Rajaraman, Bharanidharan;Kim, Jong Nam;Cho, Kwang Hyeon;Jang, Sun Sik;Kim, Kyoung Hoon
    • Journal of The Korean Society of Grassland and Forage Science
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    • v.37 no.4
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    • pp.308-314
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    • 2017
  • This study was conducted with two ruminally cannulated Holstein steers to examine the effect of micronized and steam flaked corn on ruminal fermentation characteristics. The in situ dry matter degradability after 48 h incubation was the highest (P<0.05) at micronized corn (2.5 mm thickness) compared with steam flaked corn treatments. The steam flacked corn (3.3 mm thickness) was degraded lower (P<0.05) than the 2.9 and 3.1 mm thickness of steam flacked corn. Effective dry matter degradability and the rate of constant were the highest (P<0.05) at micronized corn (2.5 mm thickness) compared with steam flaked corns as well. The in vitro dry matter degradability after 48 h incubation was tended to higher (P=0.088) at micronized corn (2.5 mm thickness) than steam flaked corns, whereas there is no significantly difference between steam flaked corn treatments. Total volatile fatty acid concentration was higher at steam flaked corn (2.9 mm thickness) than micronized corn (2.5 mm thickness) and steam flaked corn (3.1 and 3.3 mm thickness). The acetate : propionate ratio was the highest (P=0.008) at steam flaked corn (2.9 mm thickness) and the lowest (P=0.008) at micronized corn (2.5 mm thickness). Total gas and methane production after 48h ruminal incubation was the highest (P=0.001) at micronized corn (2.5 mm thickness) compared with steam flaked corns. According to these results, the thickness of steam flaked corn as resulted corn processing is believed to do not affect methane production. However, further study is needed to better understand the present results to verify the correlation between corn processing method and their thickness on methane production using the same thickness corns by difference processing methods.

Comparison of Oral Micronized Progesterone and Dydrogesterone as a Luteal Support in Intrauterine Insemination Cycle (자궁강내인공수정시 황체기 보강으로서 경구 미분화 프로게스테론과 디드로게스테론의 비교)

  • Jang, Eun-Jeong;Jee, Byung-Chul;Kim, Sang-Don;Lee, Jung-Ryeol;Suh, Chang-Suk
    • Clinical and Experimental Reproductive Medicine
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    • v.37 no.2
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    • pp.153-158
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    • 2010
  • Objective: To compare the clinical outcomes between oral micronized progesterone and dydrogesterone as a luteal phase support in stimulated intrauterine insemination (IUI) cycles. Methods: A retrospective analysis was performed in 183 IUI cycles during January 2007 to August 2009. Superovulation was achieved by using gonadotropins combined with or without clomiphene citrate. The luteal phase was supported by oral micronized progesterone 300 mg/day (n=136 cycles) or dydrogesterone 20 mg/day (n=47 cycles) from day of insemination. Results: There were no significant differences in clinical characteristics such as age of female, infertility factors, number of mature follicles ($\geq$16 mm), total motile sperm counts, and endometrial thickness on triggering day between the two groups. The clinical pregnancy rates per cycle were similar between the two groups (21.3% in the micronized progesterone group vs. 19.1% in the dydrogesterone group, p=0.92). The clinical miscarriage rate tended to be 3-fold higher in the micronized progesterone group (34.5% vs. 11.1%, p=0.36). Conclusion: Supplementation of oral dydrogesterone as a luteal support has similar clinical outcomes compared with oral micronized progesterone. Large-scaled randomized study would be required to confirm our findings.

The basic study for the proposal standard of Nano-Slag on an alternation material for Silica-fume (실리카퓸 대체 재료로서 나노슬래그의 규격제안을 위한 기초적 연구)

  • Heo, Jae-Won;Im, Nam-Gi
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2008.11a
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    • pp.67-71
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    • 2008
  • Blast Furnace slag a pigiron waste that is produced more than 800 thousand tons per year, and micronized double quenching blast furnace slag improves flexibility of concrete, and even shows improvement effect of long-term intensity. However, the concrete that used micronized double quenching blast furnace slag is restricted in its use because of many problems to assure early intensity. Even micronized blast furnace slag can assure its early intensity of concrete when maximizing, and is considered that can be applied in high strength of blast furnace slag as an alternation material for Silica-fume that depends on overall import. Hereby this paper is revised activity index and fluidity of mortar that used Nano Slag that is produced by rotten Nano crush equipment to propose its size, and possible utility of Nano Slag that was produced by blast furnace slag made in Korea as an alternation material, with the conclusion as following. 1. To measure micronized Nano slag, it is judged that it should be in progress with BET method that is based on micronized Silica-fume for concrete. 2. As a result, the test based on KS L ISO 679 is shown to satisfy the basic additive size of KS F 2563 and of KS F 2567, and to determine new combination of stipulations. 3. The strength development of Nano Slag was shown excellent in the daily initial installment of 1, 3, 7 days against the basic additive. This is judged that contains CaO controlling initial strength against Silica-fume, and contributes to higher fineness than the basic blast furnace slag 1 type.

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Feeding of Dehulled-micronized Faba Bean (Vicia faba var. minor) as Substitute for Soybean Meal in Guinea Fowl Broilers: Effect on Productive Performance and Meat Quality

  • Tufarelli, Vincenzo;Laudadio, Vito
    • Asian-Australasian Journal of Animal Sciences
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    • v.28 no.10
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    • pp.1471-1478
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    • 2015
  • The present study aimed to assess the effect of dietary substitution of soybean meal (SBM) with dehulled-micronized faba bean (Vicia faba var. minor) in guinea fowl broilers on their growth traits, carcass quality, and meat fatty acids composition. In this trial, 120 day-old guinea fowl keets were randomly assigned to two treatments which were fed from hatch to 12 weeks of age. Birds were fed two wheat middlings-based diets comprising of a control treatment which contained SBM (78.3 g/kg) and a test diet containing dehulled-micronized faba bean (130 g/kg) as the main protein source. Substituting SBM with faba bean had no adverse effect on growth traits, dressing percentage, or breast and thigh muscles relative weight of the guinea fowls. Conversely, a decrease (p<0.05) of abdominal fat was found in guinea fowls fed the faba bean-diet. Breast muscle of birds fed faba bean had higher $L^*$ score (p<0.05) and water-holding capacity (p<0.05) than the SBM control diet. Meat from guinea fowls fed faba bean had less total lipids (p<0.05) and cholesterol (p<0.01), and higher concentrations of phospholipids (p<0.01). Feeding faba bean increased polyunsaturated fatty acid concentrations in breast meat and decreased the saturated fatty acid levels. Moreover, dietary faba bean improved the atherogenic and thrombogenic indexes in guinea fowl breast meat. Results indicated that substitution of SBM with faba bean meal in guinea fowl diet can improve carcass qualitative traits, enhancing also meat lipid profile without negatively affecting growth performance.

Micronized Cellulose as a Paper Additive and a Carrier for Papermaking Chemicals

  • Ozersky, Alexander
    • Proceedings of the Korea Technical Association of the Pulp and Paper Industry Conference
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    • 2007.05a
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    • pp.33-55
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    • 2007
  • This article portrays special cellulose fibers, which are designed to be a functional additive and a carrier for papermaking chemicals. The first part of the presentation deals with the micronized $ARBOCEL^{(R)}$ cellulose fibers, which are used as a functional paper/paperboard additive. In particular as a bulk and speed aid. The detailed description of the micronized $ARBOCEL^{(R)}$ fibers, their function and effects on papermaking process and paper products are given. The second part of the study describes the concept of fiber-based papermaking chemicals. A new generation of fiber-based papermaking chemicals were presented for the first time at the PTS Pulp Technology Symposium 2005, and then several articles were published in various magazine in Asia ("Paper Asia"), the US ("Pulp & Paper"). and Europe ("Wochenblatt fuel Papierfabrikation"). The information generated quite an interest in the paper industry. Extensive studies of these papermaking additives have been made recently, new information obtained, and the compounds have gained more recognition in the industry. The company J. Rettenmaier und Soehne developed a group of fiber-based papermaking additives. They include combination of fibers with sizing agents, starch, fluorochemicals, minerals, biocides and some others. This article presents in-depth study of the AKD modified micronized cellulose as an example of the fiber-based papermaking chemicals concept. The material of the present paper is based mostly on the results of the pilot paper machine study at the Paper Research Institute PTS (Heidenau, Germany), and includes case studies from the mills, which used $ARBOCELPLUS^{(R)}-AKD$ compounds. It should be noted that the $ARBOCELPLUS^{(R)}$ compounds were not designed to replace traditional additives in paper industry. They should rather be used in those areas, where application of "normal" chemicals is especially problematic

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Rheological Properties of Soymilk and Curd Prepared with Micronized Full-fat Soyflour (콩미세분말로 제조된 두유 및 전두부의 물성)

  • 심재진;서지현;소한섭;유병승;이삼빈
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.32 no.1
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    • pp.75-81
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    • 2003
  • Rheological properties of micronized full-fat soyflour (MFS ) milk were determined according to solid content, heat-treatment and type of coagulants. Heat-treated MFS milk showed a pseudoplastic flow pattern. The consistency and flow index of heated MFS milk was greatly affected by increasing the concentration of MFS and/or soy protein isolate (SPI). Apparent viscosity of MFS milk was gradually decreased by heating below 6$0^{\circ}C$, but was drastically increased by raising temperature further. Addition of coagulants and SPI resulted in dropping the temperature that allows to increase apparent viscosity drastically. A coagulant for MFS tofu was formulated based on the gelling Property of a single coagulant. The textural properties of MFS tofu were improved using 7.1% total protein fortified with SPI.

Current Research Trends in Wood Preservative for Enhanced Durability : A Literature Review on Copper Based Preservatives (옥외 내구성 향상을 위한 목재보존제의 최근 연구 동향 - 구리 기반 약제를 중심으로 -)

  • Kim, Yeong-Suk
    • Journal of the Korean Wood Science and Technology
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    • v.40 no.3
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    • pp.212-227
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    • 2012
  • Current research trends in wood preservatives for enhancing durability was reviewed. Due to leaching of recent Copper-Based Preservatives commonly used as chemicals for pressure treatment; they have been a growing concern, especially in improving the fixation of the copper as alkyl ammonium quat. and azol in wood and preventing the leaching of active ingredients. With the appearance of emulsion type chemicals using micronized and nano-sized wood preservatives, researchs on characteristics of Copper-Based Preservatives regarding penetration and fixation in wood are debatable. Moreover, unlike the case of CCA, the recent alkyl ammonium quat. and azol bear a serious threat in the decrease of antimicrobial effectiveness against wood destroying fungi with copper tolerance. Therefore, development and research of co-biocide is needed.