• Title/Summary/Keyword: emerging infectious diseases

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Suggestions for Advancing the Control of Emerging Infectious Diseases (신종감염병의 선진적 관리를 위한 제언)

  • Park, Eun-Cheol
    • Health Policy and Management
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    • v.30 no.1
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    • pp.1-3
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    • 2020
  • Coronavirus disease 2019 (COVID-19), which originated in Wuhan, China, is pandemic. It has occurred in more than 170 countries on six continents. In Korea, COVID-19's cases are more than 9,000. The reasons of pandemic COVID-19 are that COVID-19 can spread asymptomatic or early in symptoms although similar reproductive number to severe acute respiratory syndrome coronavirus (SARS), that there are more travelers in China and world than the SARS of 2003, and that the control of COVID-19 was contaminated to political considerations in China, World Health Organization (WHO), and Korea. Emerging infectious diseases such as COVID-19 will occur in the future. To prepare for control of emerging infectious disease, first, the Ministry of Health should be independent from Ministry of Health and Welfare and the department of disease management should be established. Second, experts for making evidence about the emerging infectious diseases should be trained and the plan that is the mobilization of manpower and facilities in large cases will be established. Third, the WHO should enhance its capacity to manage emerging infectious diseases and Korea will support the country of occurred emerging diseases through experts in the analysis of emerging infectious diseases.

Factors influencing nursing students' care intentions toward emerging infectious diseases patients: A descriptive-predictive study

  • Park, Seungmi;Jang, Insun;Yu, Soo-Young
    • The Journal of Korean Academic Society of Nursing Education
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    • v.28 no.4
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    • pp.421-432
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    • 2022
  • Purpose: As coronavirus disease 2019 (COVID-19) and other emerging infectious diseases continue to threaten health security, a strategy is required to increase nursing students' care intention for patients with such diseases. This study aimed to identify factors influencing Korean nursing students' care intentions in regard to patients with emerging infectious diseases. Methods: The care intention, COVID-19 knowledge level, ethical sensitivity, beliefs, attitudes toward the care intention, subjective norms, and perceived behavioral control were investigated using the theory of planned behavior. An online survey was completed from December 2020 to January 2021 by 227 nursing students who had complete a clinical practicum. Descriptive statistics, correlation, and hierarchical regression analyses were conducted on the data. Results: The care intention was higher in men than in women nursing students and in junior than in senior students. Behavioral and normative beliefs, attitude toward the behavior, and perceived behavioral control significantly predicted care intention. Ethical sensitivity increased the predictability of nursing students' care intentions for emerging infectious disease patients. Conclusion: The theory of planned behavior predicted nursing students' care intentions for emerging infectious diseases. Therefore, an experience-based response program on emerging infectious diseases is required for nursing students.

New emerging viral infections in human beings that first appeared in Asia: a summary for the present decade 2001 - 2010

  • Wiwanitkit, Viroj
    • CELLMED
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    • v.1 no.1
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    • pp.3.1-3.4
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    • 2011
  • Emerging infectious diseases are usually a public concern. The presence of new emerging infectious diseases is a topic to be reported on and discussed about in medicine. Several new emerging infectious diseases have occurred within the present decade. In this specific review, the author briefly reviews the important new emerging human viral infections that first appeared in Asia during the present decade, 2001 - 2010.

A Recombinant Matrix Metalloproteinase Protein from Gnathostoma spinigerum for Serodiagnosis of Neurognathostomiasis

  • Janwan, Penchom;Intapan, Pewpan M.;Yamasaki, Hiroshi;Laummaunwai, Porntip;Sawanyawisuth, Kittisak;Wongkham, Chaisiri;Tayapiwatana, Chatchai;Kitkhuandee, Amnat;Lulitanond, Viraphong;Nawa, Yukifumi;Maleewong, Wanchai
    • Parasites, Hosts and Diseases
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    • v.51 no.6
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    • pp.751-754
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    • 2013
  • Neurognathostomiasis is a severe form of human gnathostomiasis which can lead to disease and death. Diagnosis of neurognathostomiasis is made presumptively by using clinical manifestations. Immunoblotting, which recognizes antigenic components of molecular mass 21 kDa and 24 kDa in larval extracts of Gnathostoma spinigerum (Gs 21/24), has high sensitivity and specificity for diagnosis of neurognathostomiasis. However, only very small amounts of the Gs 21/24 antigens can be prepared from parasites harvested from natural or experimental animals. To overcome this problem, we recently produced a recombinant matrix metalloproteinase (rMMP) protein from G. spinigerum. In this study, we evaluated this rMMP alongside the Gs 21/24 antigens for serodiagnosis of human neurognathostomiasis. We studied sera from 40 patients from Srinagarind Hospital, Khon Kaen University, Thailand, with clinical criteria consistent with those of neurognathostomiasis, and sera from 30 healthy control adults from Thailand. All sera were tested for specific IgG antibodies against both G. spinigerum crude larval extract and rMMP protein using immunoblot analysis. The sensitivity and specificity for both antigenic preparations were all 100%. These results show that G. spinigerum rMMP protein can be used as an alternative diagnostic antigen, in place of larval extract, for serodiagnosis of neurognathostomiasis.

The relationship between nursing professionalism and nursing intention for patients with emerging infectious diseases of nursing students who had experienced COVID-19 pandemic: the mediating effect of e-Health literacy (코로나19를 경험한 간호대학생의 간호전문직관과 신종감염병 환자 간호의도와의 관계: e-헬스 리터러시의 매개효과)

  • Kim, Hee Jung
    • The Journal of Korean Academic Society of Nursing Education
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    • v.30 no.1
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    • pp.71-81
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    • 2024
  • Purpose: This study aimed to identify the relationship between nursing professionalism and nursing intention for patients with emerging infectious diseases of nursing students who had experienced coronavirus disease 2019 (COVID-19), with a focus on the mediating effect of e-Health literacy. Methods: The study surveyed 177 nursing students who had experienced COVID-19. The data were collected using self-reported questionnaires. The collected data were analyzed using IBM SPSS statistics 25.0, and the mediating effect was analyzed through the SPSS Process macro model 4. Results: Nursing professionalism (β=.26, p=.002) and e-Health literacy (β=.18, p=.021) were found to be significant predictors of nursing intention for patients with emerging infectious diseases. In addition, e-Health literacy partially mediated the relationship between nursing professionalism and nursing intention for patients with emerging infectious diseases. Conclusion: e-Health literacy was a mediating factor in the relationship between the nursing professionalism and nursing intention of nursing students for patients with emerging infectious diseases. In order to improve nursing intention of nursing students for patients with emerging infectious diseases, it is important to develop an education program that can enhance their e-Health literacy as well as nursing professionalism.

Influence of Reward and Nursing Professional Pride on Nursing Intention in Patient with Emerging Infectious Disease (보상과 간호 전문직 자부심이 신종감염병 환자 간호의도에 미치는 영향)

  • Hwang, So Hee;Park, Hyojung;Youn, Jung Hee
    • Journal of Korean Clinical Nursing Research
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    • v.29 no.2
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    • pp.175-185
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    • 2023
  • Purpose: The purpose of this study was to investigate the influence of nurses on the nursing intentions in patients with emerging infectious diseases. Methods: Data were collected from 201 nurses with over one year of clinical experience in a general hospital located in Seoul, South Korea. A structured self-report questionnaire was utilized to measure belief factors, core factors, rewards, and nursing professional pride, as well as nursing intentions in patients with emerging infectious diseases. Results: The results revealed that nurses' intentions to provide care for patients with emerging infectious diseases were significantly influenced by perceived behavioral control (β=.26, p<.001), clinical experience (β=-.14, p=.008), behavioral beliefs (β=.31, p=.010), feeling of vocation (β=.29, p=.012) and attitudes toward behaviors (β=.08, p=.034). Conclusion: Enhancing nurses' intentions to provide care for patients with emerging infectious diseases requires the implementation of systemic and educational strategies aimed at strengthening their confidence and beliefs.

Rapid Detection and Identification of Wuchereria bancrofti, Brugia malayi, B. pahangi, and Dirofilaria immitis in Mosquito Vectors and Blood Samples by High Resolution Melting Real-Time PCR

  • Thanchomnang, Tongjit;Intapan, Pewpan M.;Tantrawatpan, Chairat;Lulitanond, Viraphong;Chungpivat, Sudchit;Taweethavonsawat, Piyanan;Kaewkong, Worasak;Sanpool, Oranuch;Janwan, Penchom;Choochote, Wej;Maleewong, Wanchai
    • Parasites, Hosts and Diseases
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    • v.51 no.6
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    • pp.645-650
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    • 2013
  • A simple, rapid, and high-throughput method for detection and identification of Wuchereria bancrofti, Brugia malayi, Brugia pahangi, and Dirofilaria immitis in mosquito vectors and blood samples was developed using a real-time PCR combined with high-resolution melting (HRM) analysis. Amplicons of the 4 filarial species were generated from 5S rRNA and spliced leader sequences by the real-time PCR and their melting temperatures were determined by the HRM method. Melting of amplicons from W. bancrofti, B. malayi, D. immitis, and B. pahangi peaked at $81.5{\pm}0.2^{\circ}C$, $79.0{\pm}0.3^{\circ}C$, $76.8{\pm}0.1^{\circ}C$, and $79.9{\pm}0.1^{\circ}C$, respectively. This assay is relatively cheap since it does not require synthesis of hybridization probes. Its sensitivity and specificity were 100%. It is a rapid and technically simple approach, and an important tool for population surveys as well as molecular xenomonitoring of parasites in vectors.

Molecular Differentiation of Opisthorchis viverrini and Clonorchis sinensis Eggs by Multiplex Real-Time PCR with High Resolution Melting Analysis

  • Kaewkong, Worasak;Intapan, Pewpan M.;Sanpool, Oranuch;Janwan, Penchom;Thanchomnang, Tongjit;Laummaunwai, Porntip;Lulitanond, Viraphong;Doanh, Pham Ngoc;Maleewong, Wanchai
    • Parasites, Hosts and Diseases
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    • v.51 no.6
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    • pp.689-694
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    • 2013
  • Opisthorchis viverrini and Clonorchis sinensis are parasites known to be carcinogenic and causative agents of cholangiocarcinoma in Asia. The standard method for diagnosis for those parasite infections is stool examination to detect parasite eggs. However, the method has low sensitivity, and eggs of O. viverrini and C. sinensis are difficult to distinguish from each other and from those of some other trematodes. Here, we report a multiplex real-time PCR coupled with high resolution melting (HRM) analysis for the differentiation of O. viverrini and C. sinensis eggs in fecal samples. Using 2 pairs of species-specific primers, DNA sequences from a portion of the mitochondrial NADH dehydrogenase subunit 2 (nad 2) gene, were amplified to generate 209 and 165 bp products for O. viverrini and C. sinensis, respectively. The distinct characteristics of HRM patterns were analyzed, and the melting temperatures peaked at $82.4{\pm}0.09^{\circ}C$ and $85.9{\pm}0.08^{\circ}C$ for O. viverrini and C. sinensis, respectively. This technique was able to detect as few as 1 egg of O. viverrini and 2 eggs of C. sinensis in a 150 mg fecal sample, which is equivalent to 7 and 14 eggs per gram of feces, respectively. The method is species-specific, rapid, simple, and does not require fluorescent probes or post-PCR processing for discrimination of eggs of the 2 species. It offers a new tool for differentiation and detection of Asian liver fluke infections in stool specimens.

HCBP6 upregulates human SREBP1c expression by binding to C/EBPβ-binding site in the SREBP1c promoter

  • Yang, Xueliang;Han, Ming;Liu, Shunai;Yuan, Xiaoxue;Liu, Xiaojing;Feng, Shenghu;Zhou, Li;Li, Yaru;Lu, Hongping;Cheng, Jun;Lin, Shumei
    • BMB Reports
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    • v.51 no.1
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    • pp.33-38
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    • 2018
  • Sterol regulatory element-binding protein-1c (SREBP1c) plays an important role in triglyceride (TG) homeostasis. Although our previous study showed that hepatitis C virus core-binding protein 6 (HCBP6) regulates SREBP1c expression to maintain intracellular TG homeostasis, the mechanism underlying this regulation is unclear. In the present study, we found that HCBP6 increased intracellular TG levels by upregulating SREBP1c expression. HCBP6 increased SREBP1c transcription by directly binding to the SREBP1c promoter (at the -139- to +359-bp region). Moreover, we observed that HCBP6 interacted with $C/EBP{\beta}-binding$ site in the SREBP1c promoter both in vitro and in vivo. These results indicate that HCBP6 upregulates human SREBP1c expression by binding to the $C/EBP{\beta}-binding$ site in the SREBP1c promoter.