• Title/Summary/Keyword: Am Cho

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$\alpha$- and $\beta$-Amylase Isozyme Expresser Native Proteins in Tropical Silkworm Bombyx mori L.

  • Chattopadhyay, G.K.;Verma, A.K.;Sengupta, A.K.;Das, S.K.;Urs, S.Raje
    • International Journal of Industrial Entomology and Biomaterials
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    • v.8 no.2
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    • pp.189-194
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    • 2004
  • Amylase isozyme based three multivoltine viz., N+p, Np, N+ $p^{cho}$ and two bivoltine-D6+p, D6p syngenic lines (Syn. L) were developed from germplasm (GP) stocks Nistari (N) and D6 respectively. haemolymph isozyme pattern at pH 7.0 and 8.5 depicted a total 11 number (Am $y_{1 to 6}$ at pH 7.0 and Am $y^{l to 5}$ at pH 8.5) of native proteins (NP) of various sizes are amylase isozyme expressers. Among eleven NPs, two NPs of 770 kDa (Am $y^{6}$ at pH 7.0) and 376 kDa (Am $y^3$ at pH 8.5) are $\alpha$-amylase expressers and remaining NPs of 370, 364, 350, 329 and 274 kDa at pH 7.0 and 206, 292, 416, 725 kDa at pH 8.5 are $\beta$-amylase expressers. Accordingly, digestive juice amylase isozyme pattern at aforesaid pH also depicted a total number of 10 NPs (Am $y^{1 to 5}$) at each pH 7.0 and 8.5 are amylase expressers of which NP of 387 kDa (Am $y^4$ at pH 7.0) and 780 kDa (Am $y^{5}$ at pH 8.5) are a-amylase expresser. Remaining NPs of 338,297 & 216 kDa at pH 7.0 and 370, 341, 329 &302 kDa at pH 8.5 are $\beta$-amylase expresser. Recurrent backcross lines (RBL) viz., N+pRBL and NpRBL were developed through introgression of high shell weight character (a multigenic trait) to be used further for congenic line (Con. L) development and to understand any association with introgressed character. Isozyme pattern in haemolymph of RBLs depicted only one $\alpha$-amylase of 770 kDa at pH 7.0 and 376 kDa at pH 8.0 with three and four respective $\beta$-amylase bands but in bivoltine lines numbers of $\beta$-amylase bands vary between 1 to 2 at aforesaid pH. Variability was also observed in digestive juice of multivolitine and its RBLs but bivoltine lines express null activity at both pH except appearance of one very week $\alpha$-amylase band D6+p at pH 8.5. Overall study suggests that not a single NP at both pH is common for expression of any band of amylase isozyme i.e., a totally different set of proteins are the amylase isozyme expresser at specific pH and no molecular factor of amylase is associated in developed RBLs which showed improvement on survival, single cocoon shell weight (SCSW) and single filament length over receptor parents.s.s.s.

Clinical Effectiveness of Regular Use of Unripe Apple Mask Pack on Skin Status of Middle-aged Women (미숙사과를 이용한 사과마스크팩의 정기적인 사용이 중년여성의 피부상태 개선에 대한 임상효과 평가)

  • Kim, Mi-Young;Cho, Kyung-Dong;Kim, Eun-Jin;Choi, Sang-Yoon;Kim, Sung-Soo;Han, Chan-Kyu;Lee, Bog-Hieu
    • Journal of Nutrition and Health
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    • v.43 no.5
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    • pp.453-462
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    • 2010
  • The effects of unripe apple mask pack made from unripe apple extracts on the skin status of middle-aged women for 4 weeks were investigated. The subjects were divided into three groups: placebo mask pack as the control (PM, n = 8), apple mask pack (AM, n = 16), and apple mask pack + apple intake (AAM, n = 12). The study included a survey questionnaire, and evaluations of nutrients intakes and of skin status. Skin status was measured by Aramo-TS. After 4 weeks, facial moisture, elasticity, evenness, and wrinkle level were improved in AM and AAM. The facial moisture level (AM: $+3.13\;{\pm}\;2.73$, AAM: $+2.25\;{\pm}\;2.93$) and elasticity level (AM: $+5.81\;{\pm}\;8.27$, AAM: $+5.50\;{\pm}\;6.13$) of AM (p < 0.001) and AAM (p < 0.05) were increased. The facial evenness level (AM: $-5.25\;{\pm}\;8.13$, AAM: $-9.17\;{\pm}\;4.26$) and wrinkle level (AM: $-10.88\;{\pm}\;11.74$, AAM: $-17.83\;{\pm}\;12.22$) were significantly decreased. AAM was more effective in improving skin elasticity, evenness, and wrinkle. The skin status of PM was not changed. While the macronutrient intakes of all the subjects were not different before and after the study, the daily intakes of some vitamins (vitamins $B_6$, C, and E and folic acid) during the study were significantly increased in AAM. These findings suggested that regular use of apple mask pack was effective in improving overall skin status. Furthermore, the consumption of apples with mask pack application was much better in improving skin status.

Separation of Pd(Ⅱ) and Pb(Ⅱ) Using (Allyloxy)methyl-Crown Ethers in a Bulk Liquid Membrane System ((Allyloxy)methyl-Crown Ether를 이용한 액체막계에서의 Pd(Ⅱ) 및 Pb(Ⅱ)의 분리)

  • Lee, Yong Gu;Cho, Hyun Sung;Kim, Tae Soon;Lee, Dong Koo;Kim, Eung Tae;Cho, Moon Hwan;Lee, Young K.;Chae, Young Bok
    • Journal of the Korean Chemical Society
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    • v.41 no.9
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    • pp.460-464
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    • 1997
  • (Allyloxy)methyl-Crown Ethers have been used as metal cation carriers in a bulk liquid membrane system. Competitive transports by the AMDT18C6 and the AM18C6 are selective for Pd(Ⅱ) ion and Pb(Ⅱ) ion over other transition metal cations respectively. Studies of complexations of (Allyloxy)methyl-Crown Ethers with metal cations have been carried out by titration calorimetry and potentiometry.

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Changes of Serum VEGF, bFGF levels and platelet counts in 100 Cancer Patients treated with Hang-Am-Dan (항암단으로 치료한 암환자 100례의 혈청 VFGF, bEGF 및 platelet 수치 변화)

  • Lee, Nam-Heon;Yoon, Dam-Hee;Yoo, Hwa-Seung;Cho, Jung-Hyo;Son, Chang-Gue;Lee, Yeon-Weol;Cho, Chong-Kwan
    • The Journal of Internal Korean Medicine
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    • v.26 no.4
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    • pp.753-760
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    • 2005
  • 목적 : 본 연구는 100명의 암환자를 대상으로 항암단의 항혈관형성 효과를 측정하기 위하여 고안되었다. 방법 : 100명의 암환자 전체의 치료전후의 VEGF, bFGF 및 혈소판 수치의 변화량을 측정하였고, 병기, 삶의 질 및 암종별로 환자를 나누어 각각의 치료전후의 VEGF, bFGF 및 혈소판 수치의 변화량을 측정하여 통계적 유의성을 살펴보았다. 결과 : 항암단으로 치료한 암환자의 bFGF 수치는 치료전 후 통계적으로 유의성 있게 감소하였다. 특히 유방암 환자에서 bFGF 수치의 감소가 눈에 띄었다. 비록 통계적으로 유의하지는 않았지만 VEGF수치도 항암단으로 치료 후 다소 감소하는 경향을 보였다. 결론 : 따라서 항암단이 암환자 치료에 있어 항혈관형성 약물로써 작용한다고 추론할 수 있다.

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Highly Conductive and Transparent Electrodes for the Application of AM-OLED Display

  • Ryu, Min-Ki;Kopark, Sang-Hee;Hwang, Chi-Sun;Shin, Jae-Heon;Cheong, Woo-Seok;Cho, Doo-Hee;Yang, Shin-Hyuk;Byun, Chun-Won;Lee, Jeong-Ik;Chung, Sung-Mook;Yoon, Sung-Min;Chu, Hye-Yong;Cho, Kyoung-Ik
    • 한국정보디스플레이학회:학술대회논문집
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    • 2008.10a
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    • pp.813-815
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    • 2008
  • We prepared highly transparent and conductive Oxide/Metal/Oxide(OMO) multilayer by sputtering and developed wet etching process of OMO with a clear edge shape for the first time. The transmittance and sheet-resistance of the OMO are about 89% and $3.3\;{\Omega}/sq.$, respectively. We adopted OMO as a gate electrode of transparent TFT (TTFT) array and integrated OLED on top of the TTFT to result in high aperture ratio of bottom emission AM-OLED.

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Challenge to Future Displays: Transparent AM-OLED driven by PEALD grown ZnO TFT

  • Ko Park, Sang-Hee;Hwang, Chi-Sun;Byun, Chun-Won;Ryu, Min-Ki;Lee, Jeong-Ik;Chu, Hye-Yong;Cho, Kyoung-Ik;Chae, Jang-Youl;Han, Se-Jin
    • 한국정보디스플레이학회:학술대회논문집
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    • 2007.08b
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    • pp.1249-1252
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    • 2007
  • We have fabricated 3.5” transparent AM-OLED panel driven by PEALD grown ZnO TFT. The performance of ZnO thin film transistor was improved by adapting top gate structure, protection layer for ZnO from photolithography process, optimizing temperature and plasma power of ZnO growth process. The ZnO-TFT has a mobility of $8.9cm^2/V.s$, a subthreshold swing of 0.95V, and an on/off ratio of $10^7$.

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A Study for the characteristics of ground Methods with soil Analysis (지질분석에 따른 접지방식별 특성에 관한 연구)

  • Shin, D.H.;Kim, Y.;Jung, Chul-Hee;Cho, Dae-Hoon;Kim, Pil-Soo
    • Proceedings of the KIEE Conference
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    • 1999.07c
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    • pp.1347-1350
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    • 1999
  • 접지는 최근까지 대형 변전소를 제외한 대부분의 분야에서 정확한 현장 분석 없이 단순히 접지저항만을 계산하여 시공하고 있다. 본 논문에서는 접지 설계에 필수적인 시공 현장의 대지저항률을 실측하여 컴퓨터 시뮬레이션을 통해 지질특성을 분석한 후, 3가지 방식의 접지시스템을 현장에 맞게 설계 시공하였다. 각각의 접지 시스템의 시공은 동일한 장소에서 이루어 졌으며, 시공된 각각의 접지시스템들의 결과를 실측하여 접지 설계에 따른 시공 성능을 확인하였으며, 접지시스템들의 성능과 특성을 상호 비교 분석함으로써 현장에 가장 적합한 접지시스템을 제안하였다.

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Dielectric Relaxation Characteristics of Biology Thin Film (생체박막의 유전완화특성)

  • Song, Jin-Won;Cho, Su-Young;Lee, Kyung-Sup;Sin, Hun-Gyu
    • Proceedings of the Korean Institute of Electrical and Electronic Material Engineers Conference
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    • 2003.05c
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    • pp.107-110
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    • 2003
  • In this paper, We introduced that the method for determing the dielectric relaxation time $\tau$ of floating monolayers on water interface. Displacement current flowing across monolayers is analyzed using a rod-like molecular model. It is revealed that the dielectric relaxation time $\tau$of monolayers in the isotropic polar orientational phase is determined using a linear relationship between the monolayer compression speed $\alpha$ and the molecular area Am. here Displacement current gives a peak at A = Am. The dielectric relaxation time $\tau$ of organic monolayers was examined on the basis of the analysis developed here.

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Case Report of the Pancreatic Cancer Patient after Pancreatoduodenectomy who is Taking the HangAm-Plus to Anti-metastasis and Preventing Recurrence (췌장암의 외과적 절제술 후 항암플러스로 항전이 및 재발 방지 중인 환자 증례보고)

  • Kim, Jong-Min;Park, Jae-Woo;Yoo, Hwa-Seung;Lee, Yeon-Weol;Cho, Chong-Kwan
    • Journal of Korean Traditional Oncology
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    • v.16 no.1
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    • pp.33-39
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    • 2011
  • Objective : To investigate the anti-metastasis and preventing relapses of HangAm-Plus (HAP) on pancreatic cancer patient. Methods : A 49 year old male patient diagnosed with pancreatic cancer (T3N0M0) was admitted to EWCC (East-West Cancer Center) on Jul. 21st 2008. He had operated pylorus preserving pancreatoduodenectomy (PPPD) and came to the anti-metastasis and preventing relapses on pancreatic cancer patient. The patient was treated with HangAm-Plus (HAP) (3,000 mg/day) for the period of 33 months from Jul. 21st, 2008 to Apr. 7th, 2011. Tumor markers (CEA and CA19-9) were used to evaluate the disease progression of the patient. Positron Emission Tomography (PET) and Computed Tomography (CT) were also followed up. Results : HAP treatment was well tolerated by the patient. Patient has shown 33 months of disease free survival until now. Conclusion : This case study supports HAP's potential efficacy in the anti-metastasis and preventing relapses of pancreatic cancer patient.

A Low-Power Mutual Authentication Protocol in Ubiquitous Sensor Networks (유비쿼티스 센서 네트웨크에서의 저전력 상호인증 프로토클)

  • Cho Young-Bok;Jung Youn-Su;Kim Dong-Myung;Lee Sang-Ho
    • Journal of the Korea Society of Computer and Information
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    • v.10 no.2 s.34
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    • pp.187-197
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    • 2005
  • All sensors in Ubiquitous sensor network have to communicate with limited battery If we adopt current authentication, there are difficulties to keep sensor network because heavy calculation in each sensor needs more power and lifetime of sensor could be short relatively because of the effect. This paper suggests network structure which is using RM(RegisterManarer) and AM(AuthenticationManager) to solve power Problem on authentication, and su99ests mutual-authentication protocol with low Power which supports a session key by mutual-authentication. RM and AM manage algorithm with fast calculation to keep the safety by doing key generation. encryption/decryption. authentication instead of each sensor node . Processing time to authenticate sensor node is 2.96$\%$ fast in the same subnet, and 12.91$\%$ fast in different subnet. Therefore. the suggested way Provides expanded lifetime of censor node and is more effective as sensor network size is bigger and bigger.

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