Transboundary and Emerging Diseases

Research Article

Isolation, Pathogenicity, and Comparative Phylogenetic Characteristics of an Intralineage Recombinant NADC34-Like PRRSV in China

Table 1

Information of NADC34-like strains in China.
No.StrainsAccession no.Isolated yearProvinceClinical signsPMID
1LNWK96MG8605162017LiaoningApproximate abortion rates of 20%, mortality rates of 10%30080663
2LNWK130MG9139872017LiaoningApproximate abortion rates of 30%, mortality rates of 10%30080663
3FJ0908MK2027942018FujianHigh abortion rate (25%) and mortality (40%)31637126
4LNDZD10-1806MN6480542018LiaoningAbortion rates of 10%32037673
5CH/2018/NCV-Anheal-1MH3704742018Heilongjiang——
6HLJZD22-1812MN6484502018HeilongjiangAbortion rates of 20%32037673
7PRRSV-ZDXYL-China-2018-1MK4530492018HeilongjiangPregnant sows had abortions and stillbirths, and the piglets showed high fever and obvious respiratory signs, with an approximately 80% mortality31862391
8PRRSV-ZDXYL-China-2018-2MK4530502018Heilongjiang
9HLHDZD32-1901MN6484492019HeilongjiangAbortion rates of 10%32037673
10HLJZD30-1902MN6480552019HeilongjiangAbortion rates of 10%32037673
11CH/SCMY-2/2019OL7712052019SichuanAbortion rates of 10%35090082
12HLJTZJ1289-2012OL5163522020Heilongjiang—35182461
13LNTZJ1341-2012OL5163602020Liaoning—35182461
14HLJTZJ829-2010OL5163492020Heilongjiang—35182461
15HLJTZJ864-2010OL5163502020Heilongjiang—35182461
16HLJTZJ921-2011OL5163512020Heilongjiang—35182461
17HLJWK318-2001OL5163572020Heilongjiang—35182461
182020-Acheng-1MW0794952020Heilongjiang—35998397
19SDHSW135-2009OL5163612020Shandong—35182461
20CH/SCYB-2/2020OL7712092020Sichuan—35090082
21HNTZJ165-2001OL5163582020Henan—35182461
22CH/SCMS-4/2020OL7712082020SichuanAbortion rates of 10%35090082
23CH/SCLS-2/2020OL7712072020SichuanAbortion rates of 10%35090082
24HLJ132021Heilongjiang—This study
25HLJPY32-2109OL5163482021Heilongjiang—35182461
26JS2021NADC34MZ8203882021Jiangsu—34786872
27TJnh2021—2021Tianjin75% morbidity and 40% mortality35119777