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qizhenzengmiankeli for swine circovirus infection using method

  • Co-Infection of Swine with Porcine Circovirus

    Porcine circovirus 2 (PCV2) is the etiological agent that causes porcine circovirus diseases and porcine circovirus-associated diseases (PCVD/PCVAD), which are present in every major swine-producing country in the world. PCV2 infections may downregulate the host immune system and enhance the infection and replication …

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  • Characterization of porcine circovirus type 2

    2008-8-15 · 1. Vet Immunol Immunopathol. 2008 Aug 15;124(3-4):355-66. doi: 10.1016/j.vetimm.2008.04.019. Epub 2008 May 4. Characterization of porcine circovirus type 2 (PCV2) infection in swine lymphocytes using mitogen-stimulated peripheral blood lymphocytes from healthy PCV2-carrier pigs.

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  • Evaluation of Porcine Circovirus Type 2

    Evaluation of Porcine Circovirus Type 2 Infection in in Vitro Embryo Production Using Naturally Infected Oocytes Theriogenology. 2019 Mar 1;126:75-80. doi: 10.1016/j.theriogenology.2018.12.009. ... Swine embryology* Swine virology Swine Diseases embryology* ...

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  • Preclinical detection of porcine circovirus type 2

    Porcine circovirus type 2 (PCV2) has emerged as one of the most important pathogens affecting swine production globally. Preclinical identification of PCV2 is very important for effective prophylaxis of PCV2-associated diseases. In this study, we developed an ultrasensitive nanoparticle DNA probe-based PCR assay (UNDP …

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  • Preclinical Detection of Porcine Circovirus Type 2 ...

    2017-4-14 · Porcine circovirus type 2 (PCV2) has emerged as one of the most important pathogens affecting swine production globally. Preclinical identification of PCV2 is very important for effective prophylaxis of PCV2-associated diseases. In this study, we developed an ultrasensitive nanoparticle DNA probe-based PCR assay …

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  • Co-Infection of Swine with Porcine Circovirus Type 2

    2019-2-21 · viruses Review Co-Infection of Swine with Porcine Circovirus Type 2 and Other Swine Viruses Ting Ouyang 1, Xinwei Zhang 1, Xiaohua Liu 1 and Linzhu Ren 1,2,* 1 Jilin Provincial Key Laboratory of Animal Embryo Engineering, College of Animal Sciences, Jilin University, 5333 Xi’an Road, Changchun 130062, China; …

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  • A novel method for the detection of porcine

    A novel method for the detection of porcine circovirus type 2 replicative double stranded viral DNA and nonreplicative single stranded viral DNA in tissue sections. Hamberg A(1), Ringler S, Krakowka S. Author information: (1)Department of Veterinary Biosciences, College of Veterinary Medicine, The Ohio State University, …

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  • [Case report: Porcine circovirus type 2 infection

    Bacteriology revealed a septicemic Salmonella choleraesuis var. Kunzendorf--infection. Virologically, the animal was tested with negative results for Classical Swine Fever Virus and PRRSV. The unusual depletion of the lymphatic tissue mainly in the spleen led to the suspicion of a PCV-2 infection.

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  • Development of real-time PCR assay for

    P1 infection can cause symptoms resembling postweaning multisystemic wasting syndrome. This study aims to develop a rapid, sensitive and specific method to detect P1. Results: A pair of primers was designed and used to amplify a 119 bp DNA fragment to generate a recombinant plasmid which was served as the standard. A SYBR I qPCR protocol was established using the P1 recombinant plasmid standard and the sensitivity, specificity and stability of this method …

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  • Development of cost-effective quantitative PCR

    2021-2-22 · This method is cost-effective, precise, and sensitive to diagnose the concurrent or individual infection of the PCV2 and PPV in the pig. Hence, considering the impact of pig farming in the north-eastern part of the country, the present assay gives an unprecedented achievement in disease diagnosis.

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  • Characterization of porcine circovirus type 2

    2008-8-15 · 1. Vet Immunol Immunopathol. 2008 Aug 15;124(3-4):355-66. doi: 10.1016/j.vetimm.2008.04.019. Epub 2008 May 4. Characterization of porcine circovirus type 2 (PCV2) infection in swine lymphocytes using mitogen-stimulated peripheral blood lymphocytes from healthy PCV2-carrier pigs.

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  • Porcine circovirus type 2 (PCV2) infection in

    2021-5-24 · Porcine circovirus type 2 (PCV2) is the primary causative agent of porcine circovirus-associated diseases in swine, the most common of which are postweaning multisystemic wasting syndrome (PMWS) and porcine dermatitis and nephropathy syndrome (PDNS). To investigate the prevalence and genetic …

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  • Co-Infection of Swine with Porcine Circovirus

    Porcine circovirus 2 (PCV2) is the etiological agent that causes porcine circovirus diseases and porcine circovirus-associated diseases (PCVD/PCVAD), which are present in every major swine-producing country in the world. PCV2 infections may downregulate the host immune system and enhance the infection and replication …

    Get Price
  • Porcine circovirus type 2 decreases the

    1. Res Vet Sci. 2014 Feb;96(1):187-95. doi: 10.1016/j.rvsc.2013.11.020. Epub 2013 Dec 9. Porcine circovirus type 2 decreases the infection and replication of attenuated classical swine fever virus in porcine alveolar macrophages.

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  • Characterization of porcine circovirus type 2

    2008-8-15 · Information regarding the susceptibility of swine lymphocytes to PCV2 is rather limited. To further explore and characterize the PCV2 infection in swine lymphocytes, an in vitro model using concanavalin A (Con A)-stimulated peripheral blood lymphocytes (PBLs) obtained from clinically healthy PCV2-carrier pigs was …

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  • Fast Diagnosis and Quantification for Porcine

    2010-4-1 · The postweaning multisystemic wasting syndrome, caused by the porcine circovirus type 2 (PCV-2), is a major disease that poses a significant threat to the global swine industry. The purpose of this study was to establish a real-time polymerase chain reaction (PCR) method for the quantification of PCV-2 and to …

    Get Price
  • [Case report: Porcine circovirus type 2 infection

    Bacteriology revealed a septicemic Salmonella choleraesuis var. Kunzendorf--infection. Virologically, the animal was tested with negative results for Classical Swine Fever Virus and PRRSV. The unusual depletion of the lymphatic tissue mainly in the spleen led to the suspicion of a PCV-2 infection.

    Get Price
  • Prevalence of porcine circovirus type 3 in pigs

    Single infection with PCV3 accounted for only one-third of the samples, and majority were of co-infections, predominantly with PEDV (41.6%) but generally low with other swine viruses. Indirect ELISA using the PCV3 capsid protein as the coating antigen revealed an average sero-positive rate of 52.6% (40.8 to 60.8%) in 2345 serum …

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  • Porcine circovirus type 2 infection attenuates

    2021-7-1 · Porcine circovirus 2 (PCV2) has been proved to increase the risk of other pathogens infection via immunosuppression. Although the co-infection of PCV2 and porcine parvovirus (PPV) is commonly observed in worldwide, the relative immune mechanisms promoting PPV infection in PCV2-infected piglets are currently …

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  • Development of real-time PCR assay for

    Background: The porcine circovirus-like agent P1 is a newly discovered DNA virus with a single-stranded circular genome that is highly homologous to that of porcine circovirus type 2. P1 infection can cause symptoms resembling postweaning multisystemic wasting syndrome. This study aims to develop a rapid, sensitive and specific method …

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  • A novel method for the detection of porcine

    A novel method for the detection of porcine circovirus type 2 replicative double stranded viral DNA and nonreplicative single stranded viral DNA in tissue sections. Hamberg A(1), Ringler S, Krakowka S. Author information: (1)Department of Veterinary Biosciences, College of Veterinary Medicine, The Ohio State University, …

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  • A Novel Method for the Detection of Porcine

    2019-9-1 · A novel method for the detection of porcine circovirus type 2 replicative double stranded viral DNA and nonreplicative single stranded viral DNA in tissue sections Alexander Hamberg,1 Susan Ringler, Steven Krakowka Abstract. Porcine circovirus type 2 (PCV2), an economically important pathogen of swine, is the …

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  • Application of an AlphaLISA method for rapid

    2021-5-29 · Infection with African swine fever virus (ASFV) causes an acute and highly lethal hemorrhagic disease that has been responsible for huge economic losses in China. To exactly detect the antigen of ASFV, we established a rapid, no-wash, one-step sandwich-type immunoassay based on the amplified luminescent proximity homogenous assay-linked immunosorbent assay (AlphaLISA) using …

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  • Detection of porcine circovirus genotypes 2a and

    2012-5-3 · Porcine circovirus type 2 (PCV2) is a member of the family Circoviridae and the genus Circovirus. PCV2 is further grouped into genotypes a, b and c. PCV2a and PCV2b occur worldwide, while PCV2c was recently detected in archival samples in Denmark [1]. The virulence of the subtypes has not yet been ...

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  • Porcine Circovirus Diseases - Generalized

    2021-6-26 · Porcine circovirus-like virus P1 is a relatively new kind of virus that is closely related to the post-weaning multisystemic wasting syndrome, congenital tremors, and abortions in swine. The molecular mechanisms of P1 virus infection and pathogenesis are fully unknown. To analyze P1 and its host interactions, we used a …

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  • Development of A Super-Sensitive Diagnostic

    2019-10-15 · Porcine circovirus type 2 (PCV2) is the aetiological agent of PCV2-Systemic Disease (PCV2-SD) and PCV2-Subclinical Infection (PCV2-SI). PCV2 is highly resistant to environmental conditions, being ...

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  • Interaction of porcine circovirus-like virus P1

    This invention relates to a method for rapid production of PCV2 such that an optimum yield of the virus can be obtained. This invention also relates to the vaccine useful against PCV2 which includes the PCV2 propagated using such a method.

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  • Environmental distribution of Porcine Circovirus

    2019-9-5 · A diagnostic method to simultaneously detect and discriminate porcine circovirus type 1 (PCV1), porcine circovirus type 2 (PCV2) and porcine circovirus type 3 (PCV3) in clinical specimens is imperative for the differential diagnosis and monitoring and control of PCVs in the field. Three primer pairs were designed and used to develop a multiplex PCR …

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  • Porcine Circovirus Type 2 Infection Decreases the

    2020-12-18 · Porcine reproductive and respiratory syndrome virus (PRRSV)-induced pneumonia is a major problem, and vaccination is used to reduce losses associated with PRRSV. Porcine circovirus type 2 (PCV2) causes lymphoid depletion, and there is concern that this adversely affects the immune response. The objective of this study was to investigate the effect of PCV2 infection …

    Get Price
  • Molecular detection of porcine circovirus type 3 in

    2021-6-24 · Porcine circovirus type 3 (PCV3), which was first detected in the United States of America in 2015, is a potential threat to the swine industry. However, the prevalence of PCV3 in Shanxi Province, China, is unclear. In this research, the prevalence and genetic diversity of PCV3 were investigated in above area. Lung …

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  • Prevalence of infection with porcine circovirus-2

    2009-10-1 · Europe PMC is an archive of life sciences journal literature. The objective of this study was to evaluate the prevalence of infection with porcine circovirus-2 (PCV-2) and porcine reproductive and respiratory syndrome virus (PRRSV) through a longitudinal study in an integrated swine production system (7 farms) experiencing …

    Get Price
  • Prevalence of porcine circovirus type 3 in pigs in

    2019-7-14 · Single infection with PCV3 accounted for only one-third of the samples, and majority were of co-infections, predominantly with PEDV (41.6%) but generally low with other swine viruses. Indirect ELISA using the PCV3 capsid protein as the coating antigen revealed an average sero-positive rate of 52.6% (40.8 to 60.8%) …

    Get Price
  • Diagnostic characteristics of circovirus infection in

    The aim of this study is to compare the results from the histopathology and the immunohistochemical method in the diagnostic of Porcine circovirus type 2 (PCV2) infection in pigs. The circovirus infection is a pig disease that is caused by a small, spherical, nonenveloped virus with a single stranded DNA genome which is spread …

    Get Price
  • Molecular Investigation of Porcine Circovirus Type 3 ...

    2021-5-11 · Porcine circovirus type 1 (PCV-1) was originally discovered in 1974 as a contaminant of a porcine kidney cell line (PK-15) and, although widespread in the swine population, PCV-1 is considered non-pathogenic [5]. During the late 1990s, a second circovirus (namely, PCV-2) was identified as the primary

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  • Porcine circovirus type 2 infection attenuates the

    2021-7-1 · Porcine circovirus 2 (PCV2) has been proved to increase the risk of other pathogens infection via immunosuppression. Although the co-infection of PCV2 and porcine parvovirus (PPV) is commonly observed in worldwide, the relative immune mechanisms promoting PPV infection in PCV2-infected piglets are currently …

    Get Price
  • Interaction of porcine circovirus-like virus P1

    2021-6-26 · Porcine circovirus-like virus P1 is a relatively new kind of virus that is closely related to the post-weaning multisystemic wasting syndrome, congenital tremors, and abortions in swine. The molecular mechanisms of P1 virus infection and pathogenesis are fully unknown. To analyze P1 and its host interactions, we used a …

    Get Price
  • WO2016183423A1 - Method for porcine

    This invention relates to a method for rapid production of PCV2 such that an optimum yield of the virus can be obtained. This invention also relates to the vaccine useful against PCV2 which includes the PCV2 propagated using such a method.

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  • Porcine circovirus 2 (PCV2) population study in ...

    2020-10-20 · Porcine circovirus 2 (PCV2) is a single stranded DNA virus with one of the highest mutation rates among DNA viruses. This ability allows it to generate a cloud of mutants constantly providing new ...

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  • Fast Diagnosis and Quantification for Porcine

    2017-2-9 · circovirus type 2 (PCV-2), is a major disease that poses a significant threat to the global swine industry. The purpose of this study was to establish a real-time polymerase chain reaction (PCR) method for the quanti-fication of PCV-2 and to enable the rapid differentiation of porcine circoviruses type 1 and 2 (PCV-1 and …

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  • Comparison of intradermal and intramuscular porcine ...

    2021-5-1 · porcine circovirus type 2 vaccination of growing pigs could be performed faster using an intradermal, needle-free vac-cination method compared to the tradi-tional, intramuscular needle vaccination method without compromising pro-duction parameters and antimicrobial treatments. Keywords: swine, vaccination, intrader - …

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  • Detection of a novel circovirus PCV3 in pigs with

    2017-8-29 · erated using the maximum likelihood method and visualized using the program MEGA version 6 [15]. Bootstrap values (based on 100 replicates) for each node are shown if >70 %. Case 1 tissue virome and PCV3 genome Using a BLASTx E-score cutoff of 10 −5, we identified 50 se-quences related to circovirus-like …

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  • Mouse models of porcine circovirus 2 infection

    Porcine circovirus (PCV) belongs to the genus Circovirus of the family ... during PCV2 infection and coinfection with other swine pathogens. The mouse has been widely used as an infection model to eluci- ... method to prevent and control PCV2, few vaccines are available for these genotypes. Therefore, it is urgent to develop …

    Get Price
  • Specific, simple and rapid detection of porcine

    2011-3-18 · Porcine circovirus type 2 (PCV2) is a non-enveloped, circular, single-stranded DNA virus that belongs to the Circoviridiae family [].This virus is widespread in the commercial swine population, and is accepted as the causative agent of a number of diseases in these animals, such as postweaning multisystemic wasting …

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  • Development of an in situ assay for

    2011-1-24 · In cultured cells the average number of signals increased with time after infection. CONCLUSIONS: We have developed a method for detection of both strands of PCV2 in situ that can be useful for studies of replication and in situ detection of PCV2 as well as of DNA viruses in general. PMCID: PMC3033839 PMID: 21261961 …

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  • Development of a loop-mediated isothermal

    2012-12-27 · The reaction process was completed at 65°C for 1 hour in a water bath. Cross-reactivity assay shows that this method is specific for PCV2a and PCV2b and no reactive for PCV2c and other swine-origin viruses (i.e. CSFV, PRRSV, BVDV, TGEV and PEDV, etc). Identity between LAMP and nested PCR was 92.3% on 52 field …

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  • Development of a multiplex PCR to detect and

    2019-9-5 · porcine circovirus type found in swine, which is circulat-ing in the swine population [8]. The co-infection of PCV3 with PCV2 was reported in clinical samples of dis-eased pigs in Hubei province [2]. And co-infection of PCV2 with PCV1 was found in Hubei province [19]. However, PCV1, PCV2 and PCV3 or their co-infections

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  • Porcine circovirus 2 (PCV2) population study in ...

    2020-10-20 · Porcine circovirus 2 (PCV2) is a single stranded DNA virus with one of the highest mutation rates among DNA viruses. This ability allows it to generate a cloud of mutants constantly providing new ...

    Get Price
  • Porcine Circovirus Associated Diseases (PCVAD)

    Porcine circovirus is an ubiquitous virus, present in swine-raising countries over the world. There are 2 types of virus: Porcine circovirus type 1 is non-pathogenic and has been identified as a cell culture contaminant whereas Porcine Circovirus type 2 (PCV2) is the one affecting pigs worldwide.

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  • Co-Infection of Swine with Porcine Circovirus

    2019-2-21 · 2. Co-Infection with Different Porcine Circovirus 2 (PCV2) Strains. PCV2 is divided into five genotypes according to the Cap gene sequence: PCV2a, 2b, 2c, 2d, and 2e [2,21].Moreover, the PCV2b genotype is classified into three clusters, 1A to 1C, and the PCV2a genotype is subdivided into five clusters, 2A to 2F [2,22,23,24].Recently, a retrospective study of PCV2 infection …

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  • Comparison of intradermal and intramuscular porcine ...

    2021-5-1 · porcine circovirus type 2 vaccination of growing pigs could be performed faster using an intradermal, needle-free vac-cination method compared to the tradi-tional, intramuscular needle vaccination method without compromising pro-duction parameters and antimicrobial treatments. Keywords: swine, vaccination, intrader - …

    Get Price
  • Fast Diagnosis and Quantification for Porcine

    2017-2-9 · circovirus type 2 (PCV-2), is a major disease that poses a significant threat to the global swine industry. The purpose of this study was to establish a real-time polymerase chain reaction (PCR) method for the quanti-fication of PCV-2 and to enable the rapid differentiation of porcine circoviruses type 1 and 2 (PCV-1 and …

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  • RESEARCH Open Access Porcine circovirus type 2

    2017-8-28 · Background: Porcine circovirus type 2 (PCV2), the causative agent of postweaning multisystemic wasting syndrome (PMWS), is a serious economic problem for the swine industry in China. In this study, we investigated the genetic variation of PCV2 in China using strains isolated from 2004-2008. Viruses were …

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  • Porcine Circovirus Type 2 Infection Decreases the

    2020-12-18 · Porcine reproductive and respiratory syndrome virus (PRRSV)-induced pneumonia is a major problem, and vaccination is used to reduce losses associated with PRRSV. Porcine circovirus type 2 (PCV2) causes lymphoid depletion, and there is concern that this adversely affects the immune response. The objective of this study was to investigate the effect of PCV2 infection …

    Get Price
  • Successes and challenges in the developmemt of

    2018-4-6 · Porcine circovirus type 2 (PCV2), a small single-stranded DNA virus of the family Circoviridae, is now recognized as the etiological agent responsible for PMWS. In the ensuing decade and a half, PCV2 has been associated with a large number of disease syndromes and has become one of the most economically important disease agents affecting swine …

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  • Coinfection with Porcine Circovirus Type 2

    2020-10-19 · Porcine circovirus type 2 (PCV2) and Streptococcus suis serotype 2 (SS2) clinical coinfection cases have been frequently detected. The respiratory epithelium plays a crucial role in host defense against a variety of inhaled pathogens. Reactive oxygen species (ROS) are involved in killing of bacteria and host immune …

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  • Porcine Parvovirus – Swine Diseases

    2018-7-30 · Porcine Parvovirus (PPV) is one of the most important causes of swine reproductive failure worldwide. The virus is ubiquitous in the environment and particularly resistant due to its non-enveloped structure. The infected sow does not show symptoms until the gestation and sometimes farrowing. Fetal infection …

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  • Detection of Classical swine fever virus infection by ...

    2019-8-25 · The ‘‘rope-in-a-bait’’ sampling method has been proven to detect CSFV infection in wild boars experimentally infected, although the animals had a very short viremic phase and virus excretion via saliva was very poor.13 A subsequent study9 provided evidence of simultaneous detection of Afri-can swine fever virus, CSFV, and FMDV in swine …

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  • Development of a multiplex PCR to detect and

    2019-9-5 · porcine circovirus type found in swine, which is circulat-ing in the swine population [8]. The co-infection of PCV3 with PCV2 was reported in clinical samples of dis-eased pigs in Hubei province [2]. And co-infection of PCV2 with PCV1 was found in Hubei province [19]. However, PCV1, PCV2 and PCV3 or their co-infections

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  • Rapid Detection of Porcine Circovirus Type 2 by

    2021-3-15 · al, 2008). PCV2-infection is widespread and essentially all pig herds are infected with PCV2 in China. It is associated with distinct syndromes and diseases in swine, collectively known as porcine circovirus associated diseases (PCVAD), which include: • post-weaning multi-systemic wasting syndrome (PMWS) • PCV2 …

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  • A Novel Porcine Circovirus Distantly Related to

    IMPORTANCE While porcine circovirus 2 (PCV2) was first identified in sporadic cases of postweaning multisystemic wasting syndrome in Canada in the early 1990s, an epidemic of severe systemic disease due to PCV2 spread worldwide in the ensuing decade. Despite being effectively controlled by commercial vaccines, PCV2 remains one of the most economically significant viruses of swine.

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  • US Patent Application for VACCINES

    2018-4-12 · The invention also pertains to a method of prophylactically treating an animal against an infection with porcine circovirus type 2 (PCV2), an infection with Mycoplasma hyopneumoniae and an infection with PRRS virus by associated non-mixed administration of a first vaccine comprising non-replicating immunogen of porcine circo virus …

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  • Porcine circovirus 2 (PCV-2) genotype update

    2018-12-6 · Porcine circovirus 2 (PCV-2) is one of the most widespread viral infections of swine, causing a remarkable economic impact because of direct losses and indirect costs for its control. As other ssDNA viruses, PCV-2 is characterized by a high evolutionary rate, leading to the emergence of a plethora of variants with …

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  • Sensitive detection of Porcine circovirus-2 by droplet ...

    2019-8-26 · pulmonasry infiltrates. PMWS infection was confirmed by immunohistochemical testing and PCR sequencing. The serum samples were stored at −70°C prior to extraction of total DNA using a commercial kit,a according to the manu-facturer’s instructions. Extracts were then stored at −20°C. Field isolates of Porcine circovirus …

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  • Porcine circovirus 2 (PCV2) population study in ...

    2020-10-20 · Porcine circovirus 2 (PCV2) is a single stranded DNA virus with one of the highest mutation rates among DNA viruses. This ability allows it to generate a cloud of mutants constantly providing new ...

    Get Price
  • Immunologic Features of Porcine Circovirus Type

    2019-9-9 · Clinical expression of porcine circovirus 2 (PCV-2) infection in swine may result in two distinct high mortality disease syndromes. In North America, postweaning multisystemic wasting syndrome (PMWS), while still sporadic in incidence, predominates.

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  • Detection of porcine circoviruses in clinical specimens ...

    2018-8-27 · Detection of porcine circoviruses in clinical specimens using multiplex PCR in Hubei, central China 1 Keli Yang1,2, Zuwu Jiao1, Danna Zhou1,3, Rui Guo1, Zhengying Duan1, 2 Fangyan Yuan1 and Yongxiang Tian1,2 3 1Institute of Animal Husbandry and Veterinary, Hubei Academy of Agricultural Sciences, Wuhan …

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  • CIRCOVIRUSES - OIE

    2021-5-17 · Circoviruses infect swine, canine, mustelid, and avian species. They are part of the Circoviridae family and Circovirus genus. They are non-enveloped, circular, single-stranded DNA viruses. Most infections in both wild and domestic species are subclinical. However, circovirus infections are responsible for severe pathology in commercial swine …

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  • Infection of Porcine Circovirus 2 (PCV2) in

    2014-11-19 · Porcine circovirus-associated disease (PCVAD) is caused by a small pathogenic DNA virus, Porcine circovirus type 2 (PCV2), and is responsible for severe economic losses. PCV2-associated enteritis appears to be a distinct clinical manifestation of PCV2. Most studies of swine enteritis have been performed in animal infection models, but none have been conducted in vitro using …

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  • Molecular detection of Porcine circovirus type 2 in

    2017-11-2 · Background: Porcine circovirus type 2 (PCV2) remains the main causative viral pathogen of porcine circovirus-associated diseases (PCVAD) of great economic importance in pig indus try globally. This present study aims at determining the occurrence of the viral pathogen in swine herds of the Province.

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  • Prevalence of infection with porcine circovirus-2

    2009-10-1 · Europe PMC is an archive of life sciences journal literature. The objective of this study was to evaluate the prevalence of infection with porcine circovirus-2 (PCV-2) and porcine reproductive and respiratory syndrome virus (PRRSV) through a longitudinal study in an integrated swine production system (7 farms) experiencing …

    Get Price
  • Mouse models of porcine circovirus 2 infection

    Porcine circovirus (PCV) belongs to the genus Circovirus of the family ... during PCV2 infection and coinfection with other swine pathogens. The mouse has been widely used as an infection model to eluci- ... method to prevent and control PCV2, few vaccines are available for these genotypes. Therefore, it is urgent to develop …

    Get Price
  • A Dual Swine Challenge With Porcine Circovirus

    The present study evaluated the efficacy of swine vacciation using a combination of mixable monovalents for porcine circovirus type 2 (PCV2) and Mycoplasma hyopneumoniae against a ready-to-use bivalent vaccine under experimental conditions. Pigs at 21 days of age were administered either a combination of two …

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  • Immunologic Features of Porcine Circovirus Type

    2019-9-9 · Clinical expression of porcine circovirus 2 (PCV-2) infection in swine may result in two distinct high mortality disease syndromes. In North America, postweaning multisystemic wasting syndrome (PMWS), while still sporadic in incidence, predominates.

    Get Price
  • Diagnostic characteristics of circovirus infection in

    The aim of this study is to compare the results from the histopathology and the immunohistochemical method in the diagnostic of Porcine circovirus type 2 (PCV2) infection in pigs. The circovirus infection is a pig disease that is caused by a small, spherical, nonenveloped virus with a single stranded DNA genome which is spread …

    Get Price
  • Specific, simple and rapid detection of porcine

    2011-3-18 · Porcine circovirus type 2 (PCV2) is a non-enveloped, circular, single-stranded DNA virus that belongs to the Circoviridiae family [].This virus is widespread in the commercial swine population, and is accepted as the causative agent of a number of diseases in these animals, such as postweaning multisystemic wasting …

    Get Price
  • Porcine circovirus 2 (PCV2) population study in ...

    2020-10-20 · Porcine circovirus 2 (PCV2) is a single stranded DNA virus with one of the highest mutation rates among DNA viruses. This ability allows it to generate a cloud of mutants constantly providing new ...

    Get Price
  • Fast diagnosis and quantification for porcine

    2010-4-1 · The postweaning multisystemic wasting syndrome, caused by the porcine circovirus type 2 (PCV-2), is a major disease that poses a significant threat to the global swine industry. The purpose of this study was to establish a real-time polymerase chain reaction (PCR) method for the quantification of PCV-2 and to …

    Get Price
  • Diagnostic characteristics of circovirus infection in

    The aim of this study is to compare the results from the histopathology and the immunohistochemical method in the diagnostic of Porcine circovirus type 2 (PCV2) infection in pigs. The circovirus infection is a pig disease that is caused by a small, spherical, nonenveloped virus with a single stranded DNA genome which is spread …

    Get Price
  • Porcine circovirus 2 (PCV-2) genotype update

    2018-12-6 · Porcine circovirus 2 (PCV-2) is one of the most widespread viral infections of swine, causing a remarkable economic impact because of direct losses and indirect costs for its control. As other ssDNA viruses, PCV-2 is characterized by a high evolutionary rate, leading to the emergence of a plethora of variants with …

    Get Price
  • Porcine circovirus 2 (PCV2) population study in ...

    2020-10-20 · Porcine circovirus 2 (PCV2) is a single stranded DNA virus with one of the highest mutation rates among DNA viruses. This ability allows it to generate a cloud of mutants constantly providing new ...

    Get Price
  • Detection of Classical swine fever virus infection by ...

    2019-8-25 · The ‘‘rope-in-a-bait’’ sampling method has been proven to detect CSFV infection in wild boars experimentally infected, although the animals had a very short viremic phase and virus excretion via saliva was very poor.13 A subsequent study9 provided evidence of simultaneous detection of Afri-can swine fever virus, CSFV, and FMDV in swine …

    Get Price
  • Placental Umbilical Cord Sampling for Porcine

    2016-6-7 · INTRODUCTION Detection of Porcine Circovirus Type 2 (PCV2) in individual Placental Umbilical Cord Serum (PUCS) samples has been shown to be comparable to other sample types (e.g., colostrum, pre-suckle serum, fetal tissue) to monitor PCV2 sow herd stability. However, testing of individual samples is costly, and a frequently used method …

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  • US Patent Application for VACCINES

    2018-4-12 · The invention also pertains to a method of prophylactically treating an animal against an infection with porcine circovirus type 2 (PCV2), an infection with Mycoplasma hyopneumoniae and an infection with PRRS virus by associated non-mixed administration of a first vaccine comprising non-replicating immunogen of porcine circo virus …

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  • Immunologic Features of Porcine Circovirus Type

    2019-9-9 · Clinical expression of porcine circovirus 2 (PCV-2) infection in swine may result in two distinct high mortality disease syndromes. In North America, postweaning multisystemic wasting syndrome (PMWS), while still sporadic in incidence, predominates.

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  • Viruses | Free Full-Text | Porcine Circovirus 2

    Mitochondrial dynamics is essential for the maintenance of cell homeostasis. Previous studies have shown that porcine circovirus 2 (PCV2) infection decreases the mitochondrial membrane potential and causes the elevation of reactive oxygen species (ROS), which may ultimately lead to mitochondrial apoptosis. However, …

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  • Detection of porcine circoviruses in clinical specimens ...

    2018-8-27 · Detection of porcine circoviruses in clinical specimens using multiplex PCR in Hubei, central China 1 Keli Yang1,2, Zuwu Jiao1, Danna Zhou1,3, Rui Guo1, Zhengying Duan1, 2 Fangyan Yuan1 and Yongxiang Tian1,2 3 1Institute of Animal Husbandry and Veterinary, Hubei Academy of Agricultural Sciences, Wuhan …

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