• Title/Summary/Keyword: Center Loss

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Crossbar Technique for the Failed Clavicular Hook Plate Fixation in an Acute Acromioclavicular Joint Dislocation: Salvage for Acromial Fracture after Clavicular Hook Plate

  • Koh, Kyoung Hwan;Shin, Dong Ju;Hwang, Seong Mun
    • Clinics in Shoulder and Elbow
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    • v.22 no.3
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    • pp.149-153
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    • 2019
  • We experienced acromial erosion and subsequent fracture after the treatment of Rockwood type V acromioclavicular dislocation with hook plate and coracoclavicular ligament augmentation. It was treated by using a surgical technique to address an acromial fracture and subsequent losses of reduction in acromioclavicular joint with two trans-acromial cortical screws (crossbar technique). The reduction state of acromioclavicular joint could be maintained by these two screws. Our crossbar technique could be considered as a good salvage procedure for the reduction loss caused by cutout or significant erosion of acromion after insertion of clavicular hook plate.

The Impossible Anamnesis Memory versus History in Hubert Aquin's Blackout

  • Dupuis, Gilles
    • Cross-Cultural Studies
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    • v.20
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    • pp.225-240
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    • 2010
  • Soon after joining the Canadian Confederation in 1867, the province of Quebec adopted the phrase Je me souviens ("As I recall") as its 'national' motto, although many Qu?b?cois do not remember today what they were supposed to memorize, as collective subject, when their government voted this motion. My thesis is that contrary to other countries which have a strong sense of history based on a secular tradition, this process was more complicated in Quebec - as if a collective memory loss lied at the heart of it's history. Through a rereading of Hubert Aquin's cult novel, Trou de m?moire (in its English translation Blackout), first published in 1968, I try to illustrate this paradox and to emphasize the heuristic functions of memory blanks, gaps and lapses in certain postmodern narratives, after the historical breakdown of "the great narratives" (Lyotard). In this perspective, the example of Quebec, through the voice of one of its more gifted yet controversial novelist, can be seen as emblematic of what happens when the mnemonic impossibility of rewriting history opens up new possibilities for writing fiction.

Case of hyperosmolar hyperglycemic state by a sodium-glucose cotransporter 2 inhibitor

  • Nho, In-Young;Kim, Hae-Sung;Kang, Nam-Kyu;Lee, Myung-Won;Kim, Soo-Kyung;Park, Seok-O
    • Kosin Medical Journal
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    • v.33 no.3
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    • pp.402-408
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    • 2018
  • Inhibitors of sodium-glucose cotransporters type 2 (SGLT2) are proposed as a novel approach for the management of type 2 diabetes mellitus. SGLT2 cotransporters are responsible for reabsorption of 90 % of the glucose filtered by the kidney. The glucuretic effect resulting from SGLT2 inhibition contributes to reduce hyperglycaemia and also assists weight loss and blood pressure reduction. In this study, we presented the case of a 59-year-old male who developed hyperosmolar hyperglycemic state (HHS), possibly caused by a sodium-glucose cotransporter 2 (SGLT2) inhibitor, a novel class of antihyperglycemic agents. This case highlights that HHS can develop in patients with diabetes treated with SGLT2 inhibitors.

Recovery of an Elderly Kwashiorkor Patient by Korean Medicine: A Case Report

  • Jeon, Cheon-Hoo;Kim, Sul-Ki;Son, Chang-Gue
    • The Journal of Korean Medicine
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    • v.42 no.1
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    • pp.129-135
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    • 2021
  • Objectives: The present study reports case of an elderly kwashiorkor patient who was treated with Korean Medicine. Methods: A 68-year-old female patient with weight loss, general weakness, chills, anorexia, and dizziness after over 100 episodes of diarrhea visited the hospital. Blood tests showed hypoalbuminemia and anemia, and ultrasonography revealed fatty liver disease. The patient was diagnosed with kwashiorkor, and her symptom differentiation was Yang deficiency followed by Both Qi-Blood deficiency. Sayeok-Tang, Soshiho-Tang, Insamyangyeong-Tang, and Gongjin-Dan, herbal drugs, were given to the patient during 40 days of hospitalization. Results: After 40 days of hospitalization, her symptoms were reduced, and the blood test results improved. Conclusion: This case presents the therapeutic potential of Korean medicine in the treatment of kwashiorkor.

Improvements in the Physical Properties of Agglomerated Milk Protein Isolate/Skim Milk Powder Mixtures Via Fluidized Bed Agglomeration

  • Seo, Chan Won
    • Journal of Dairy Science and Biotechnology
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    • v.40 no.3
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    • pp.134-142
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    • 2022
  • Protein-enriched dairy powder is widely consumed to promote muscle synthesis. Recently, in Korea, elderly people have also begun consuming protein powder products to prevent muscle loss. However, these protein-enriched powders have poor flowability and hydration properties because of the fine particles of spray-dried milk protein powder. Therefore, in this study, the fluidized bed agglomeration process was used to solve these problems. The rheological and physical properties of milk protein isolate (MPI)/skim milk powder (SMP) mixtures were effectively improved via fluidized bed agglomeration. The particle size of the MPI/SMP mixtures significantly increased from 35.7-58 ㎛ to 118-136 ㎛, the flowability level improved from fair (21.4-26.3) to good (15.7-16.3), and the cohesiveness level changed from intermediate (1.27-1.36) to low (1.18-1.19) after fluidized bed agglomeration. In addition, the wetting time of the agglomerated MPI/SMP mixtures was effectively reduced to 4.67-58.3 s by fluidized bed agglomeration. These findings may be useful for manufacturing protein-enriched dairy powders with good instant properties.

Glucose Transport through N-Acetylgalactosamine Phosphotransferase System in Escherichia coli C Strain

  • Kim, Hyun Ju;Jeong, Haeyoung;Lee, Sang Jun
    • Journal of Microbiology and Biotechnology
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    • v.32 no.8
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    • pp.1047-1053
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    • 2022
  • When ptsG, a glucose-specific phosphotransferase system (PTS) component, is deleted in Escherichia coli, growth can be severely poor because of the lack of efficient glucose transport. We discovered a new PTS transport system that could transport glucose through the growth-coupled experimental evolution of ptsG-deficient E. coli C strain under anaerobic conditions. Genome sequencing revealed mutations in agaR, which encodes a repressor of N-acetylgalactosamine (Aga) PTS expression in evolved progeny strains. RT-qPCR analysis showed that the expression of Aga PTS gene increased because of the loss-of-function of agaR. We confirmed the efficient Aga PTS-mediated glucose uptake by genetic complementation and anaerobic fermentation. We discussed the discovery of new glucose transporter in terms of different genetic backgrounds of E. coli strains, and the relationship between the pattern of mixed-acids fermentation and glucose transport rate.

Impact resistant properties of Kagome truss reinforced composite panels

  • Choi, Jeong-Il;Park, Se-Eon;Lee, Sang-Kyu;Kim, Gyu-Yong;Hwang, Jae-Seung;Lee, Bang Yeon
    • Advances in concrete construction
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    • v.12 no.5
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    • pp.391-398
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    • 2021
  • This paper presents an experimental study exploring impact resistant properties of Kagome truss reinforced composite panels. Three types of panels with different materials and reinforcements, i.e., ultra-high-performance mortar, steel fiber, and Kagome truss, were designed and manufactured. High-velocity projectile impact tests were performed to investigate the impact response of panels with dimensions of 200 mm×200 mm×40 mm. The projectile used in the testing was a steel slug with a hemispherical front; the impact energy was 1 557 J. Test results showed that the Kagome truss reinforcement was effective at improving the impact resistance of panels in terms of failure patterns, damaged area, and mass loss. Synergy effects of a combination of Kagome truss and fiber reinforcements for the improvement of impact resistance capacity of ultra-high-performance mortar were also observed.

Cooling Performance Test of the KEPCO HTS Power Cable

  • Yang, H.S.;Kim, D.L.;Sohn, S.H.;Lim, J.H.;Choi, H.O.;Choi, Y.S.;Ryoo, H.S.;Hwang, S.D.
    • Progress in Superconductivity and Cryogenics
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    • v.11 no.2
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    • pp.41-43
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    • 2009
  • The HTS power cable system of 3-phase 100-m class has been tested at the KEPCO's Gochang power testing center in Korea during 8,000 hours or more for investigating long-term operating performance. The system is rated 22.9kV, 1250A and is cooled with sub cooled liquid nitrogen. Several cooling performance tests such as cooling capacity, heat load, AC loss, temperature stability and thermal cycle were performed at operating temperature of 66.4K and several different temperatures.

A Study on Microwave Self Oscillating Mixer Using Ga As MESFET (GaAs MESFET를 이용한 초고주파 자체발진 혼합기에 관한 연구)

  • Kwon, Dong Seung;Chae, Jong Seok;Park, Han Kyu
    • Journal of the Korean Institute of Telematics and Electronics
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    • v.24 no.3
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    • pp.413-419
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    • 1987
  • In this paper, self-oscillating mixer is designed by small signal S-parameter and series feedback circuit. The input-output matching circuit is accomplished from double stub and additional matching stub. The self-oscillating mixer is oscillating itself and amplifies without any external local oscillator and an intermediate frequency amplifier, so it has advantages in its economical and system simplification. The experimental results show the maximum conversion gain 1.5d B and the noise figure 6.5d B at RF center frequency 4GHz and IF 1.1GHz` output oscillating power 4d Bm, efficiency 13.4%, stability -10MHz/V and -0.5MHz/\ulcornerC at oscillating frequency 5.1GHz.The rejection band loss characteristics in band pass filter and low pass filter are -40d B and -30d B, respectively.

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Design of Dynamic NMOS Shift Register Used for Image Sensor (Image Sensor에 사용되는 Dynamic NMOS Shift Register의 설계)

  • Kim, Yong Bum;Park, Sang Sik;Cho, Chel Sik;Lee, Jong Duk
    • Journal of the Korean Institute of Telematics and Electronics
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    • v.24 no.3
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    • pp.459-465
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    • 1987
  • This paper describes the circuit and the layout of the shift register which can be used for a scanner of image sensor. P-well concentration and threshold voltage for proper iperation are calculated on the basso of the fixed process and the layout design. The calculation procedure of maximum operation frequency is also carried out. It is ascertained by SPICE simulation that the shift register produces the outputn pulse without threshold voltage loss up to 13MHz.

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