• Title/Summary/Keyword: Korean foot-and-mouth-disease

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Application of cotton rope to detect foot-and-mouth disease virus in the pigs of farms in which nonstructural protein (NSP) antibody were detected in 2016 (2016년 구제역 비구조단백질(NSP) 항체 지속 검출농가에서 구제역바이러스 검출을 위한 로프법 적용)

  • Ha, Byeong-Suk;Kim, Taeseong;Lee, Jin-Woo;Lee, Hyun-Ji;Lee, Sumee;Park, Hye-Jin;Nah, Jin-Ju;Ryoo, Soyoon;Shin, Moon-Kyun;Byun, Jae-Won;Park, Mi-Young;Pyo, Hyun-Mi;Wee, Sung-Hwan;Nam, Yi-Hyun;Lee, Seung-Yoon;Ku, Bok-Kyung
    • Korean Journal of Veterinary Service
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    • v.42 no.1
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    • pp.25-30
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    • 2019
  • The objective of this study was to assess the possibility of detecting Foot-and-Mouth Disease Virus (FMDV) from the herd-based oral fluids specimens collected by the cotton ropes from pig farms that were found as FMDV nonstructural protein (NSP) antibodies positive. The cotton ropes were applied to detect FMDV in the selected pig farms which NSP antibodies were continuously detected in 2016, including the one pig farm which FMDV antigen were detected at the specimens from the pigsty environment. As the result, FMDV antigen were not detected in the oral fluid specimens collected by the cotton ropes. Theoretically, to detect FMDV antigen from the pigs with NSP antibodies has very low possibility because FMDV antigen disappeared at the time when NSP antibodies were produced by FMDV. Therefore, in order to detect FMDV antigen from the oral fluids using the cotton rope, it would be more effective to be applied to target the FMDV infected pigs rather than the NSP antibodies positive pigs. The collected oral fluids using cotton rope could be useful test specimens to monitor high-density pig populations for FMDV infection. Then, oral fluids sampling using cotton rope will be used for the efficient FMDV surveillance to detect FMDV antigen.

A literature study on Hand-Foot-Mouth disease (수족구병에 대한 문헌적(文獻的) 고찰(考察) - 중의학(中警學) 문헌(文獻)을 중심으로 -)

  • Chang, Gyu-Tae;Kang, Mi-Sun
    • The Journal of Pediatrics of Korean Medicine
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    • v.18 no.2
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    • pp.225-232
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    • 2004
  • Objectives : Hand-Foot-Mouth disease is a highly contagious disease most often seen in children. It is caused most commonly by the coxsackievirus A16 and clinically characterized by vesicles appearing on the hands, feet and in the mouth. The purpose of this study is a approach to the oriental medical treatment of Hand-Foot-Mouth disease. Method : We studied the clinical literatures of traditional chinese medicine about Hand-Foot-Mouth disease after the year 2000. Result : Hand-Foot-Mouth disease are similar to epidemic febrile disease(溫病) dampwarm syndrome(濕溫), and epidemic disease(時疫) in Oriental Medicine. Conclusion : In oriental medical treatment is classified into the treatment of internal use, external use, and combination treatment of chinese and western medicine.

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Developing peptide nucleic acid based multiplex real time RT-PCR to detect Foot-and-Mouth-Disease virus Serotype A (구제역바이러스 혈청형 A 검출을 위한 peptide nucleic acid (PNA)기반 multiplex real-time RT-PCR 개발)

  • Lee, Jin-Woo;Lee, Sumee;Nah, Jin-Ju;Ryoo, Soyoon;Shin, Moon-Kyun;Kim, Taeseong;Ha, Byeong-Suk;Lee, Hyun-Ji;Park, Hye-Jin;Lee, Jeong-Won;Jung, Semin;Wee, Sung-Hwan;Ku, Bok-Kyung
    • Korean Journal of Veterinary Service
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    • v.42 no.1
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    • pp.31-37
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    • 2019
  • There have been a total tenth FMD outbreaks in Korea and for the first time, type O and A were detected simultaneously in 2017, which led to difficulties in FMD control. For the effective prevention of FMD, the importance of discrimination of serotypes became greater. Therefore, the most urgent requirement in case of FMD outbreak is differential diagnosis of serotypes. In this study, we developed a PNA probe-mediated multiplex real-time reverse transcription-polymerase chain reaction (rRT-PCR) assay using the peptide nucleic acid (PNA) probe, which is known to be stable to nucleotide mutation and that could specifically detect the all FMDV serotype A, FMDVA Yeoncheon strain which was occurred in Korea in 2017, and FMDV A viruses shown 96% similarity with FMDVA/Yeoncheon strain, at the same time. Therefore, It is believed that the newly introduced FMDVA will be effectively diagnosed using the PNA probe multiplex RT-PCR developed in this study, and ultimately contribute to the prevention of FMD.

Two Cases of Hand-Foot-Mouth Disease with Neurologic Manifestations (신경학적 증상을 동반한 수족구병 2례)

  • Park, Ki Kung;Choi, Sung Dong;Chung, Seung Yun;Suh, Byung Kyu;Kang, Jin Han
    • Pediatric Infection and Vaccine
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    • v.4 no.2
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    • pp.303-307
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    • 1997
  • Hand-Foot-Mouth disease, which has a various enanthem-exanthem complex at the tongue, buccal mucosa, hands and feets and buttock area with febrile illness, is usually caused by Coxscakie virus type A(16). Generally, this disease shows self limited course and good prognosis without neurologic manifestations. However, enterovirus 71, which was newly discovered and reported in 1974, can cause the striking features of Hand-Foot-Mouth disease outbreaks and has neuropathogenic potentials of polio-like paralytic illness including aseptic meningitis, meningoencephalitis and respiratory disease. We experienced a case of Hand-Foot-Mouth disease with polyradiculitis manifestations, and a case of Hand-Foot-Mouth disease with meningoencephalitis. Therfore, we report these cases with brief review of related literatures.

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An Adult Case of Painful Hand Foot and Mouth Disease Treated with Galgeunhaegi-tang (심한 통증을 동반한 성인 수족구병을 갈근해기탕으로 치료한 증례)

  • Soo Yeon, Chae;Seong-Sik, Park
    • Journal of Sasang Constitutional Medicine
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    • v.34 no.4
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    • pp.81-88
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    • 2022
  • Objectives The purpose of this case study is to report the improvement of hand foot and mouth disease after using Galgeunhaegi-tang Methods A Taeumin patient suffering from painful hand foot and mouth disease was treated with herb medicine Galgeunhaegi-tang, acupuncture and cupping therapy. Rhei radix et rhizoma was added or removed from herb medicine according to patient's stool condition. Severity of pain and general symptom was measured using Numerical Rating Scale(NRS), and the picture of patient's hand and foot was taken. Results & Conclusions After taking Galgeunhaegi-tang, symptoms including pain, rash, blisters, and general conditions improved as patient's stool condition improved from constipation to normal. In conclusion, this case report shows that Galgeunhaegi-tang can be effective to Taeumin hand foot and mouth disease patients.

Establishment and application of a solid-phase blocking ELISA method for detection of antibodies against classical swine fever virus

  • Cao, Yuying;Yuan, Li;Yang, Shunli;Shang, Youjun;Yang, Bin;Jing, Zhizhong;Guo, Huichen;Yin, Shuanghui
    • Journal of Veterinary Science
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    • v.23 no.5
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    • pp.32.1-32.11
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    • 2022
  • Background: Classical swine fever (CSF) is a severe infectious disease of pigs that causes significant economic losses to the swine industry. Objectives: This study developed a solid-phase blocking enzyme-linked immunosorbent assay (spbELISA) method for the specific detection of antibodies against the CSF virus (CSFV) in porcine serum samples. Methods: A spbELISA method was developed based on the recombinant E2 expressed in Escherichia coli. The specificity of this established spbELISA method was evaluated using reference serum samples positive for antibodies against other common infectious diseases. The stability and sensitivity were evaluated using an accelerated thermostability test. Results: The spbELISA successfully detected the antibody levels in swine vaccinated with the C-strain of CSFV. In addition, the detection ability of spbELISA for CSFV antibodies was compared with that of other commercial ELISA kits and validated using an indirect immunofluorescence assay. The results suggested that the spbELISA provides an alternative, stable, and rapid serological detection method suitable for the large-scale screening of CSFV serum antibodies. Conclusions: The spbELISA has practical applications in assessing the vaccination status of large pig herds.

Detection of foot-and-mouth disease virus and coxsakievirus in the soil and leachate of modeled carcass burial site (시험 가축 매몰지 토양 및 침출수 내에서의 구제역 바이러스 검출)

  • Cho, Ho-Seong
    • Korean Journal of Veterinary Service
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    • v.35 no.4
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    • pp.255-261
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    • 2012
  • Foot and mouth disease (FMD) is highly infectious disease of cloven-hoofed animals, particularly cattle, sheep, pigs and goats. Last outbreak reported in November, 2010 induced the enormous social and economical impacts. Culling of infected animals, movement control, and vaccination are the major control measures of FMD. The aim of this study was to detection foot-and-mouth disease virus (FMDV) in the soil and leachate from modeling burial for pig carcass as measured by real-time reverse transcriptase polymerase chain reaction (RT-PCR). FMDV and Coxsakievirus B1 (CVB1) were detected in soil by week 16 and Coxsakievirus B1 (CVB1) by weeks 12, respectively. FMDV and CVB1 also detected by weeks 8 in the leachate. Results from this study provides an evidence that FMDV could be inactivated for safe of pig carcasses infected with FMDV within 4 month in the carcass burial site.

Foot-and-mouth disease: overview of motives of disease spread and efficacy of available vaccines

  • Saeed, Ali;Kanwal, Sehrish;Arshad, Memoona;Ali, Muhammad;Shaikh, Rehan Sadiq;Abubakar, Muhammad
    • Journal of Animal Science and Technology
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    • v.57 no.4
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    • pp.10.1-10.7
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    • 2015
  • Control and prevention of foot and mouth disease (FMD) by vaccination remains unsatisfactory in endemic countries. Indeed, consistent and new FMD epidemics in previously disease-free countries have precipitated the need for a worldwide control strategy. Outbreaks in vaccinated animals require that a new and safe vaccine be developed against foot and mouth virus (FMDV). FMDV can be eradicated worldwide based on previous scientific information about its spread using existing and modern control strategies.

Analysis of Foot-and-mouth Disease Diffusion Velocity using Network Tool (네트워크기법을 이용한 구제역 확산 속도 분석)

  • Choi, Seok-Keun;Song, Hae-Hwa;Park, Kyeong-Sik
    • Journal of Korean Society for Geospatial Information Science
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    • v.20 no.2
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    • pp.101-107
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    • 2012
  • With the foot-and-mouth disease problems emerging as a serious social issue, this study set out to analyze the problems with the current setting of preventive zones against epidemics and find ways to minimize damage through preventive measures. For those purposes, the study analyzed the outbreaks of the foot-and-mouth disease and assumed that the disease would be transmitted via vehicles along the roads based on the network map of national roads and boundaries among administrative districts to conduct network analysis. The analysis results were then used to estimate spread time, whose results were then categorized according to lineal road distance and actual road distance. Then lineal moving speed and actual moving speed on the road were obtained according to the national roads and administrative districts to analyze the problems with the current method of setting preventive zones against the foot-and-mouth disease. As for spread speed around the areas where the foot-and-mouth disease broke out, the average lineal spread speed was 53.9km/day, and the average spread speed on the road was 71.1km/day, which indicates there are problems with the current method of setting preventive zones against epidemics.

Pan-serotype reverse transcription loop-mediated isothermal amplification (RT-LAMP) for the rapid detection of foot-and-mouth disease virus (구제역바이러스 신속진단을 위한 pan-serotype reverse transcription loop-mediated isothermal amplification (RT-LAMP) 진단법)

  • Lim, Da-Rae;Park, Yu-Ri;Park, Sun-Young;Kim, Hye-Ryung;Park, Min-Ji;Ku, Bok-Kyung;Nah, Jin-Ju;Ryoo, So-Yoon;Wee, Sung-Hwan;Jeon, Hyo-Sung;Kim, Ji-Jeong;Jeon, Bo-Young;Lee, Hyeong-Woo;Park, Choi-Kyu
    • Korean Journal of Veterinary Service
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    • v.41 no.1
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    • pp.29-39
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    • 2018
  • In this study, we developed a sensitive and specific reverse transcription loop-mediated isothermal amplification (RT-LAMP) assay for rapid visual detection of foot-and-mouth disease virus (FMDV) circulated in Korea. The RT-LAMP was completed in 40 min at $62^{\circ}C$ and the results of the assay were directly detected by naked eye without any detection process. The assay specifically amplified all 7 serotypes of FMDV RNAs but not amplified other viral and cellular nucleic acids. The sensitivity of the RT-LAMP was $10^2$, $10^3$ and $10^3TCID_{50}/mL$ for serotype O, A and Asia 1 FMDV, respectively, which was comparable to conventional reverse transcription polymerase chain reaction (RT-PCR) and relatively lower than that of real time quantitative RT-PCR (qRT-PCR). Clinical evaluation of the RT-LAMP using different serotypes of Korean and foreign FMDV strains showed a 100% (35/35) agreement with the results of the RT-PCR and qRT-PCR. These results indicated that RT-LAMP assay developed in this study could be a valuable diagnostic method for FMDV monitoring and surveillance.