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Characterization and Expression of Penaeidin 3-2 from Fleshy Prawn Fenneropenaeus chinensis (대하 Penaeidin 3-2 유전자의 동정 및 발현)

  • Park, Eun-Mi;Cho, Hyun Kook;Hong, Gyeong-Eun;Nam, Bo-Hye;Kim, Young-Ok;Kim, Woo-Jin;Lee, Sang-Jun;Han, Hyon Sob;Lee, Jae Yong;Kim, Jong-Sheek;Jang, In-Kwon;Cheong, JaeHun;Choi, Tae-Jin;Kong, Hee Jeong
    • Journal of Marine Bioscience and Biotechnology
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    • v.2 no.1
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    • pp.34-39
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    • 2007
  • Penaeidins are members of a special family of antimicrobial peptides existing in several species of shrimp and play a crucial role in the immunological defense of shrimp. In this study, we isolated and characterized one EST clone (penaeidin) from cDNA library of fleshy prawn Fenneropenaeus chinensis hemocytes. Amino acids sequence comparison and phylogenetic analysis with other known penaeidins revealed that our clone was completely identical to F. chinensis Penaeidin 3-2 (Accession no. ABC33920), which composed of 71 amino acids with a putative signal peptide (1-19) and a cysteine-rich domain (C-terminal part). The expression and distribution of Penaeidin 3-2 transcripts in shrimp were detected in hemocytes, hepatopancreas, and muscles, and that Penaeidin 3-2 was constitutively expressed mainly in hemocytes. The artificial infection of white spot syndrome virus to F. chinensis resulted in Penaeidin 3-2 mRNA up-regulation in hemocytes, suggesting that the possible role of Penaeidin 3-2 in host defense system of F. chinensis.

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Using Implementation Science to Advance Cancer Prevention in India

  • Krishnan, Suneeta;Sivaram, Sudha;Anderson, Benjamin O.;Basu, Partha;Belinson, Jerome L;Bhatla, Neerja;D' Cruz, Anil;Dhillon, Preet K.;Gupta, Prakash C.;Joshi, Niranjan;Jhulka, PK;Kailash, Uma;Kapambwe, Sharon;Katoch, Vishwa Mohan;Kaur, Prabhdeep;Kaur, Tanvir;Mathur, Prashant;Prakash, Anshu;Sankaranarayanan, R;Selvam, Jerard M;Seth, Tulika;Shah, Keerti V;Shastri, Surendra;Siddiqi, Maqsood;Srivastava, Anurag;Trimble, Edward;Rajaraman, Preetha;Mehrotra, Ravi
    • Asian Pacific Journal of Cancer Prevention
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    • v.16 no.9
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    • pp.3639-3644
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    • 2015
  • Oral, cervical and breast cancers, which are either preventable and/or amenable to early detection and treatment, are the leading causes of cancer-related morbidity and mortality in India. In this paper, we describe implementation science research priorities to catalyze the prevention and control of these cancers in India. Research priorities were organized using a framework based on the implementation science literature and the World Health Organization's definition of health systems. They addressed both community-level as well as health systems-level issues. Community-level or "pull" priorities included the need to identify effective strategies to raise public awareness and understanding of cancer prevention, monitor knowledge levels, and address fear and stigma. Health systems-level or "push" and "infrastructure" priorities included dissemination of evidence-based practices, testing of point-of-care technologies for screening and diagnosis, identification of appropriate service delivery and financing models, and assessment of strategies to enhance the health workforce. Given the extent of available evidence, it is critical that cancer prevention and treatment efforts in India are accelerated. Implementation science research can generate critical insights and evidence to inform this acceleration.

GIS Database and Google Map of the Population at Risk of Cholangiocarcinoma in Mueang Yang District, Nakhon Ratchasima Province of Thailand

  • Kaewpitoon, Soraya J;Rujirakul, Ratana;Joosiri, Apinya;Jantakate, Sirinun;Sangkudloa, Amnat;Kaewthani, Sarochinee;Chimplee, Kanokporn;Khemplila, Kritsakorn;Kaewpitoon, Natthawut
    • Asian Pacific Journal of Cancer Prevention
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    • v.17 no.3
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    • pp.1293-1297
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    • 2016
  • Cholangiocarcinoma (CCA) is a serious problem in Thailand, particularly in the northeastern and northern regions. Database of population at risk are need required for monitoring, surveillance, home health care, and home visit. Therefore, this study aimed to develop a geographic information system (GIS) database and Google map of the population at risk of CCA in Mueang Yang district, Nakhon Ratchasima province, northeastern Thailand during June to October 2015. Populations at risk were screened using the Korat CCA verbal screening test (KCVST). Software included Microsoft Excel, ArcGIS, and Google Maps. The secondary data included the point of villages, sub-district boundaries, district boundaries, point of hospital in Mueang Yang district, used for created the spatial databese. The populations at risk for CCA and opisthorchiasis were used to create an arttribute database. Data were tranfered to WGS84 UTM ZONE 48. After the conversion, all of the data were imported into Google Earth using online web pages www.earthpoint.us. Some 222 from a 4,800 population at risk for CCA constituted a high risk group. Geo-visual display available at following www.google.com/maps/d/u/0/edit?mid=zPxtcHv_iDLo.kvPpxl5mAs90&hl=th. Geo-visual display 5 layers including: layer 1, village location and number of the population at risk for CCA; layer 2, sub-district health promotion hospital in Mueang Yang district and number of opisthorchiasis; layer 3, sub-district district and the number of population at risk for CCA; layer 4, district hospital and the number of population at risk for CCA and number of opisthorchiasis; and layer 5, district and the number of population at risk for CCA and number of opisthorchiasis. This GIS database and Google map production process is suitable for further monitoring, surveillance, and home health care for CCA sufferers.

A Study on the Modern Transformation on Public Residential Houses through the Changes of Plan Types (평면유형 변화로 본 공영단독주택의 근대적 변용)

  • Yoo, Jae-Woo
    • Journal of architectural history
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    • v.15 no.2
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    • pp.95-114
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    • 2006
  • This study was conducted on the premise that plan types of the public residential houses proposed after the 1945 implicatively showed the developing process of the modern housing. The formal characteristics created through the developing process were analyzed in Micro-Historically. Moreover, by providing a new viewpoint on the changes of the residential houses that occurred around 1945, we tried to provide the fundamental research background for the research on the developing processes of the future housing cultures. The research pursued mainly on the major spaces that became the modern change indices of housing plan changes from the traditional housings in 1940s to the modern housings such as the master bedrooms(An-Bang), kitchen, the main floored-space(Maru), and the secondary bedroom (Kune-Bang). The major experimental subjects are the 87 public residential plan types designed and supplied by the Korea Housing Cooperation in between 1945 and 1970. The study synthesized the developing process of the public residential houses from the traditional residential houses in 1940s through modern situation and intrusion of foreign housing cultures. Following results were derived from the study: First, various and experimental housing plan types had been proposed as public residential houses since 1945. Among them, the plan having the main floored-space(Maru) were the representative type of public residential houses and various series of houses were constructed based on this type. Second, the main floored-space(Maru) type had continued building connection order of the R-M-R that were used in the traditional houses. On the other hand, with decomposition of connecting ring between the main floored-space(Maru) and the kitchen, rationalization of women circulations and introduction of family-centered spaces had been resolved the demands of modern society. It had greate effect on settlement of the current double-row Maru plan type. Third, in Korea most of plan types for the public residential houses were proposed in between 1945 and 1965. Forth, the location of kitchen and relation between Maru and the master bedroom were arranged visually on the corner and center of the rear row with the micro change characteristics of the public residential houses. In this process, the front row was similar with traditional residential houses but the rear row was differentiated and developed with expansion of Maru and Ondol rooms, increase of closet spaces, and introduction of kitchen that divided spaces for sleeping and eating.

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The Reactivity to 2TU PPD Tuberculin Skin Test after Percutaneous Multiple Puncture BCG Vaccination (건강한 영아에서 경피다자법 BCG 접종후 2TU 투베르쿨린 검사의 반응성)

  • Roh, Hye Ok;Lee, Woo Gill
    • Pediatric Infection and Vaccine
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    • v.6 no.1
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    • pp.101-106
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    • 1999
  • Purpose : Tuberculosis, a major public health problem, is an important cause of childhood infectious diseases. To decrease the tuberculosis morbidity rate, BCG vaccination and chemoprophylaxis are performed. Recently 2TU PPD skin test was introduced as a diagnostic method for tuberculous infection. We studied the positive conversion rate of 2TU PPD test after percutaneous multiple puncture BCG vaccination. Methods : Four hundred seventy six infants from well baby clinic of Samsung Cheil Hospital were enrolled. They were immunized with percutaneous multiple puncture technique BCG(Japan BCG laboratory, Japan) at 1 month of age. Approximately 6 months later, tuberculin skin test using RT23 2TU PPD was performed. Induration size, family history of tuberculosis and number of BCG scars were evaluated. Induration greater than or equal to 5mm was defined as positive conversion. Results : Among 476 infants, 248(52.1%) were male and 228(47.9%) were female. PPD skin tests were performed $6.2{\pm}0.5$($mean{\pm}S.D.$) months after BCG vaccination. Mean induration size was $7.3{\pm}3.2mm$ and positive conversion rate was 85.5%. Total number of BCG scars was $15.5{\pm}3.2$. Conclusion : The seroconversion rate by 2TU PPD test after percutaneous multiple puncture BCG vaccination was high. But, more comparative studies with various age groups may be needed for 2TU PPD test used as diagnostic method of tuberculosis in the hospitals.

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A Systematic Study on the Marine Hydroids in Korea 9. The Family Sertulariidae (한국해산(韓國海産) 히드라충류(蟲類)의 계통분류학적(系統分類學的) 연구(硏究) 9. 테히드라과(科))

  • Park, Jung-Hee;Rho, Boon-Jo
    • Animal Systematics, Evolution and Diversity
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    • no.spc1
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    • pp.1-52
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    • 1986
  • The known Korean sertularian hydroid fauna consists of 41 species(including Sertularella areyi reported by Rho, 1974) of 10 genera in two subfamilies. Of which 20 species have been previously known and the following 21 species are newly recorded in Korean waters (Dynamena cornicina, Sertularella distans. Sertularella tongensis, Sertularella obtusa, Sertularella tenella, Sertularella pedrensis, Sertularella gayi, Abietinaria traski, Sertularia desmoides, Sertularia turbinata, Thuiaria suensoni, Thuiaria plumosa. Thuiaria thuia, Thuiaria nuttingi, Thuiaria similis, Thuiaria articulata, Thuiaria carica, Selaginopsis triserialis, Selaginopsis cornigera, Selaginopsis trilateralis and Selagiopsis pinnata). They were sampled from the depths below 100m. Of 41 species Sertularellla miurensis is the most common species and 10 species, Dynamena cornicina, Sertularella distans, Sertularella lagenoides, Sertularella areyi, Sertularella pedrensis, Sertularella gayi, Sertularia hattorii, Sertularia turbinata, Thuiaria plumosa and Thuiaria articulata are scarcesly founded in Korean waters. 25 out of 41 species are shared with Japan and the remaining 16 species so far have been unknown from Japan. The coastal waters of Korea are divided into three regions, the East Sea, the South Sea and the Yellow Sea, on the basis of the geographical distribution and the community coefficient. Concerning the distribution in each region, 11 species occur in the East Sea, 39 species in the South Sea and 23 species in the Yellow Sea The community coefficient between the South Sea and Yellow Sea(0.733) is higher than those of the South Sea-the East Sea (0.476) and the East Sea-the Yellow Sea(0.438).

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Sexual Orientation, Knowledge and Attitudes toward AIDS among Military Personnel in Korea (일부 군 사병의 성 의식과 에이즈에 대한 지식 및 태도)

  • Kim Nam Cho;Oh Jeong Ah;Han Hye Ja;Kim Mee Hye;Kim Joon Kweon;Lee Hye Ja;Kim Mee Jung
    • Journal of Korean Public Health Nursing
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    • v.16 no.2
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    • pp.225-238
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    • 2002
  • The purpose of this descriptive study was to assess sexual orientation and Knowledge and attitudes with regards to AIDS in military personnel, and to provide basic data for developing a further sex education program for them. The data were collected in June 2002 on 242 service members of A Branch of the Ground Army located in Chung-Chung Do Region. They responded to a survey questionnaire that consisted of 68 items: 14 items on sexual orientation. 39 items on knowledge about AIDS, and 15 items on attitudes toward AIDS. The data were analyzed using SAS program. The study results are as follows: 1. Sexual orientation of the military personnel 1) In terms of sexual orientaion, harassment and assault, only $26.4\%$ of the subjects responded as, 'know well'. Appropriate awareness of the legal liability was reported by $21.6\%$ of the subjects regarding sexual harassment and $78.1\%$ of the subjects regarding sexual assault. 2) Pre-marital cohabitant was supported by $89.2\%$ of the subjects. 3) The Korean military personnel showed liberal attitudes toward sexuality as $46.4\%$ of them reported having sexual-relationship with the dating partner is acceptable. 4) The attitudes of the most subjects toward homosexuality was found to be unfavorable. 5) Subjects were m the need of appropriate sex education. of which substantial knowledge on sexual intercourse was the most needy area. 2. Knowledge and attitudes toward AIDS of the military personnel 1) The subjects' level of knowledge on AIDS was relatively low, showing the average score of $22.31\pm7.23$ points (range: 0-39 points). The higher level of knowledge was reported by those who had high level of education, father alive. and less number of brothers in their family. 2) The subjects' attitudes toward AIDS was relatively positive. The attitude toward AIDS was also found to be more positive in those who had high level of education and less number of brothers. 3) There was a positive but weak correlation between knowledge and attitude toward AIDS. The study finding showed that the sexual orientaion of the Korean military personnel was moderately positive and liberal. However, their awareness of sexual harassment and assault and AIDS was still found to be low. As Korean enlisted military service men are likely to be in the ages with strong sexual desire, it may be important for them to have appropriate sexual orientation and attitudes toward AIDS. Therefore, it is recommended to develop further practical and sound sex education programs within the military unit in order to meet their education needs as well as to utilize sex education specialists as the instructors of those programs.

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Knockdown of HMGN5 Expression by RNA Interference Induces Cell Cycle Arrest in Human Lung Cancer Cells

  • Chen, Peng;Wang, Xiu-Li;Ma, Zhong-Sen;Xu, Zhong;Jia, Bo;Ren, Jin;Hu, Yu-Xin;Zhang, Qing-Hua;Ma, Tian-Gang;Yan, Bing-Di;Yan, Qing-Zhu;Li, Yan-Lei;Li, Zhen;Yu, Jin-Yan;Gao, Rong;Fan, Na;Li, Bo;Yang, Jun-Ling
    • Asian Pacific Journal of Cancer Prevention
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    • v.13 no.7
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    • pp.3223-3228
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    • 2012
  • HMGN5 is a typical member of the HMGN (high mobility group nucleosome-binding protein) family which may function as a nucleosomal binding and transcriptional activating protein. Overexpression of HMGN5 has been observed in several human tumors but its role in tumorigenesis has not been fully clarified. To investigate its significance for human lung cancer progression, we successfully constructed a shRNA expression lentiviral vector in which sense and antisense sequences targeting the human HMGN5 were linked with a 9-nucleotide loop. Inhibitory effects of siRNA on endogenous HMGN5 gene expression and protein synthesis were demonstrated via real-time RT-PCR and western blotting. We found HMGN5 silencing to significantly inhibit A549 and H1299 cell proliferation assessed by MTT, BrdU incorporation and colony formation assays. Furthermore, flow cytometry analysis showed that specific knockdown of HMGN5 slowed down the cell cycle at the G0/G1 phase and decreased the populations of A549 and H1299 cells at the S and G2/M phases. Taken together, these results suggest that HMGN5 is directly involved in regulation cell proliferation in A549 and H1299 cells by influencing signaling pathways involved in cell cycle progression. Thus, our finding suggests that targeting HMGN5 may be an effective strategy for human lung cancer treatment.

MEKK3 and Survivin Expression in Cervical Cancer: Association with Clinicopathological Factors and Prognosis

  • Cao, Xue-Quan;Lu, Hong-Sheng;Zhang, Ling;Chen, Li-Li;Gan, Mei-Fu
    • Asian Pacific Journal of Cancer Prevention
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    • v.15 no.13
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    • pp.5271-5276
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    • 2014
  • Mitogen-activated protein kinase/extracellular signal-regulated kinase kinase kinase 3 (MEKK3) is an important protein kinase and a member of the MAPK family, which regulates cellular responses to environmental stress and serves as key integration points along the signal transduction cascade that not only link diverse extracellular stimuli to subsequent signaling molecules but also amplify the initiating signals to ultimately activate effector molecules and induce cell proliferation, differentiation and survival. To explore the relationship between MEKK3 and cell apoptosis, clinicopathology and prognosis, we characterize the expression of MEKK3 and survivin in cervical cancer. MEKK3 and survivin expression was measured by RT-PCR and Western blotting of fresh surgical resections from 30 cases of cervical cancer and 25 cases of chronic cervicitis. Protein expression was detected by tissue microarray and immunochemistry (En Vision) in 107 cases of cervical cancer, 86 cases of cervical intraepithelial neoplasia (CIN), and 35 cases of chronic cervicitis. Expression patterns were analyzed for their association with clinicopathological factors and prognosis in cervical cancer. Expression of MEKK3 and survivin mRNA was significantly higher in cervical cancer than in the controls (p<0.05). MEKK3 and survivin expression differed significantly between cervical carcinoma, CIN, and cervicitis (p<0.05) and correlated with clinical stage, infiltration depth, and lymph node metastasis (p<0.05). MEKK3 expression was positively correlated with survivin (p<0.05). Kaplan-Meier survival analysis showed that MEKK3 and survivin expression, lymph node metastasis, depth of invasion, and FIGO stage reduce cumulative survival. Cox multivariate regression analysis showed that MEKK3, survivin, and clinical staging are independent prognostic factors in cervical cancer (p<0.05). Expression of MEKK3 and survivin are significantly increased in cervical cancer, their overexpression participating in the occurrence and development of cervical cancer, with protein expression and clinical staging acting as independent prognostic factors for patients with cervical cancer.

Molecular Characterization of a Chinese Cabbage cDNA Encoding Thioredoxin-h that is Predominantly Expressed in Flowers

  • Lee, Seung-Sik;Lee, Kyun-Oh;Jung, Bae-Gyo;Chi, Yong-Hun;Yoo, Ji-Young;Lee, Ji-Yeun;Lee, Jung-Ro;Park, Soo-Kwon;Kang, Soon-Suk;Jang, Ho-Hee;Lee, Sang-Yeol
    • BMB Reports
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    • v.34 no.4
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    • pp.334-341
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    • 2001
  • Even though three isotypes of thioredoxins (-f, -m and -h types) have been identified in a variety of plant cells, there are only a few reports on thioredoxin-h that were recently identified. In this study, a cDNA encoding a h-type of thioredoxin was isolated from a cDNA library of Chinese cabbage, and named here CTrx-h. An open reading frame of the gene contained a polypeptide of 133 amino acids with a conserved active center, WCGPC, which appeared in all of the thioredoxin proteins. A deduced amino acid sequence of the CTrx-h showed the highest sequence identity with those of Arabidopsis thioredoxin-h2 (75.2%) and thioredoxin-h5 (46.6%) proteins, but it shared a low sequence homology to other isotypes of plant thioredoxinm and thioredoxin-f. The CTrx-h protein that is expressed in E. coli represented not only an insulin reduction activity, but also electron transferring activity from NADPH to thioredoxin-dependent peroxidase. A genomic Southern blot analysis using the cDNA insert of CTrx-h revealed that the gene consisted of a small multigene family in Chinese cabbage genome. On the contrary to other thioredoxin-h proteins that were widely distributed in most tissues of the plant, the CTrx-h was predominantly expressed in flowers. The expression was very low in other tissues. The data of the Northern blot analysis suggests that the CTrx-h may have other functions in flower development or differentiation, in addition to its defensive role.

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