Clinical symptoms of African swine fever in domestic pig farms in the Republic of Korea, 2019

Author(s):  
Hachung Yoon ◽  
Seong‐Keun Hong ◽  
Ilseob Lee ◽  
Dae‐Sung Yoo ◽  
Chung‐Sik Jung ◽  
...  

Author(s):  
Hachung Yoon ◽  
Seong‐Keun Hong ◽  
Ilseob Lee ◽  
Deuk‐Soo Choi ◽  
Jong‐Ho Lee ◽  
...  


Author(s):  
J. Turčinavičienė ◽  
A. Petrašiūnas ◽  
R. Bernotienė ◽  
M. Masiulis ◽  
V. Jonušaitis


Author(s):  
Hachung Yoon ◽  
Seong-Keun Hong ◽  
Ilseob Lee ◽  
Eune-Seob Lee

The seasonality of African swine fever (ASF), with cases concentrated over the summer in Europe, in addition to outbreaks on farms with high levels of biosecurity, suggest that ASF virus (ASFV) may be transmitted by arthropod vectors. In this study, arthropods were collected from Korean pig farms with ASF outbreaks to determine the role of arthropods as a potential vector of ASFV. Arthropods were collected from 14 farms with ASF outbreaks, from September 27 to October 31, 2019. A total of 28,729 arthropods, including 28,508 (99.2%) Diptera, were collected using blacklight traps, insect nets, and yellow sticky strips. All arthropods samples were negative for ASFV genomic DNA according to laboratory tests using real-time polymerase chain reaction. Nevertheless, it is premature to conclude that arthropods do not play any role in ASFV transmission.



2020 ◽  
Author(s):  
Hachung Yoon ◽  
Seong Keun Hong ◽  
Ilseob Lee ◽  
Eune Seob Lee


2018 ◽  
Vol 149 ◽  
pp. 140-142 ◽  
Author(s):  
Hachung Yoon ◽  
Wooseog Jeong ◽  
Jun-Hee Han ◽  
Jida Choi ◽  
Yong-Myung Kang ◽  
...  


Author(s):  
Ki‐hyun Cho ◽  
Hyun‐Joo Kim ◽  
Yong‐Joo Kim ◽  
Hae‐Eun Kang ◽  
Beatriz Martínez‐López ◽  
...  


Vaccines ◽  
2020 ◽  
Vol 8 (3) ◽  
pp. 521 ◽  
Author(s):  
Federica Loi ◽  
Stefano Cappai ◽  
Alberto Laddomada ◽  
Francesco Feliziani ◽  
Annalisa Oggiano ◽  
...  

African swine fever (ASF) severely threatens the swine industry worldwide, given its spread and the absence of an available licensed vaccine, and has caused severe economic losses. Its persistence in wild boar (WB), longer than in domestic pig farms, and the knowledge gaps in ASF epidemiology hinder ASF virus (ASFV) eradication. Even in areas where disease is effectively controlled and ASFV is no longer detected, declaring eradication is difficult as seropositive WBs may still be detected. The aim of this work was to estimate the main ASF epidemiological parameters specific for the north of Sardinia, Italy. The estimated basic (R0) and effective (Re) reproduction numbers demonstrate that the ASF epidemic is declining and under control with an R0 of 1.139 (95% confidence interval (CI) = 1.123–1.153) and Re of 0.802 (95% CI = 0.612–0.992). In the last phases of an epidemic, these estimates are crucial tools for identifying the intensity of interventions required to definitively eradicate the disease. This approach is useful to understand if and when the detection of residual seropositive WB is no longer associated with any further ASFV circulation.





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