Abstract

Molecular and Serological Detection of Newcastle Disease Virus in Native Chickens from Selected Live Bird Markets in Batangas, Philippines

Highlights

  • Newcastle disease (ND) is a highly devastating disease of domestic poultry and wild birds (Alexander, 2000; Alexander 2009; Alexander et al, 2012)

  • The live bird markets (LBMs) in Lemery is located in an open public space near the public market while the LBM in Rosario and Padre Garcia are both located along the major roads near the public market

  • In Tanauan LBM, the vendors sell their live birds inside the public market where they have designated stalls

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Summary

Introduction

Newcastle disease (ND) is a highly devastating disease of domestic poultry and wild birds (Alexander, 2000; Alexander 2009; Alexander et al, 2012) It is caused by Newcastle disease virus (NDV), known as Avian paramyxovirus serotype-1 (APMV-1). This virus belongs to genus Avulavirus, subfamily Paramyxovirinae, family Paramyxoviridae and order Mononegavirales (Alexander, 2000; Alexander 2009; Alexander et al, 2012; ICTV, 2017; MacLachlan and Dubovi, 2011). Class I strains are mostly avirulent to chickens while Class II NDV strains are comprised of mostly virulent strains to chickens and are further subdivided into several genotypes and subgenotypes (Alexander, 2000; Alexander 2009; Alexander et al, 2012; Diel et al, 2012; Umali et al, 2013; Miller et al, 2015)

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