Articles
185 open-access articles · page 6 of 10
Research ArticleOrf in India: Opportunities and challenges
G. Venkatesan, Amit Kumar
Orf virus is the most studied poxvirus next to Vaccinia virus that has been used as vaccine candidate for small pox infection in humans. This virus causes contagious form of disease, mainly but not limited to sheep and goats, which lead to high economic impact…
29 Aug 2018DOI 10.17582/journal.hv/2018/5.4.50.56
Research ArticleSequence Analysis of N Gene of Peste Des Petits Ruminants Virus from Hail, Saudi Arabia
Ahmed Zein Elabdeen Mahmoud, Muaz Magzob Abdellatif, Mohamed Abdelsalam Abdalla
Peste des petits ruminants (PPR) is an endemic disease in Hail, Saudi Arabia where outbreaks are regularly reported. This study was carried out to analyze nucleoprotein (N) gene of PPRV from fatal infections in small ruminants. For this purpose, RNA was extrac…
28 Aug 2018DOI 10.17582/journal.hv/2018/5.4.44.49
Research ArticleMareks Disease Virus in Egypt Historical Overview and Current Research Based on the Major MDV-Encoded Oncogene Meq
Fatma Abdallah, Ola Hassnain, Elsayed Attar, Haytham Ali, Mohamed Megahed, Venugopal Nair
An update survey of the MDV strains circulating in the Egyptian poultry flocks during 2015 -2016 was conducted. Twenty one vaccinated chicken flocks suffering from different form of lymphomas, representing different governorates in the Egyptian Delta, were scr…
31 Jul 2018DOI 10.17582/journal.hv/2018/5.3.35.43
Research ArticleEvolutionary Analysis and Phylodynamics of Avian Influenza Virus H5N1 between 2015 and 2016 in Egypt
Osama Elshazly, AbdelSatar Arafa, Mohammed A. Rohaim, Ismaeil M. Reda, Hussein A. Hussein
Avian influenza viruses (AIVs) continue to pose global threats mainly due to their rapid evolving nature and the dynamic range of susceptible hosts. Zoonotic highly pathogenic avian influenza virus (HPAIV) H5N1 of clade 2.2.1 has recently diversified into two…
14 May 2018DOI 10.17582/journal.hv/2018/5.2.17.25
Short CommunicationGenetic Characterization of Avian Rotavirus Groups F and G in Brazilian Farms
Ligia Neves Scuarcialupi, Laila Andreia Rodrigues Beserra, Julia Rosas Hochheim, Rodrigo Martins Soares, Fabio Gregori
Rotaviruses are one the causes of enteritis and diarrhea in avian species, resulting in negative impact on egg and poultry production. The objective of this work was to detect and characterize Rotavirus F (RVF) and G (RVG) found in Brazilian commercial avian f…
14 May 2018DOI 10.17582/journal.hv/2018/5.2.12.16
Research ArticleEvaluation of Immunogenicity of a Commercially Available Live Attenuated Vaccine for Dogs Containing Canine Distemper Virus and Canine Parvovirus in African Wild Dog (Lycaon pictus pictus)
Lotta Wahldén, Ulf Emanuelson, Torsten Møller, Jonas Johansson Wensman
African wild dog (Lycaon pictus pictus) is an endangered species and captive populations are important for conservation. Canine distemper virus (CDV) and canine parvovirus (CPV) are two infections threatening the survival of this species. Based on a limited nu…
14 May 2018DOI 10.17582/journal.hv/2018/5.3.26.34
Mini-ReviewPlant Disease Epidemiology: Disease Triangle and Forecasting Mechanisms In Highlights
Waqar Islam
Concerns are increasing every day as crops are continuously under threat by various plant diseases worldwide. A sudden epidemic breakout of any plant disease can cause huge economic losses leading towards the famine. To cope with this situation, understanding…
3 Apr 2018DOI 10.17582/journal.hv/2018/5.1.7.11
Research ArticleCanine Coronavirus (CCoV), a Neglected Pathogen: Molecular Diversity of S, M, N and 3b Genes
Iracema Nunes de Barros, Luciane Dubina Pinto, Rosely Bianca dos Santos Kuroda, Sheila Oliveira de Souza Silva, Leonardo José Richtzenhain, Cláudio Wageck Canal et al.
Gastroenteritis is a common infection in young dogs and is caused chiefly by canine coronavirus (CCoV) and canine parvovirus (CPV). While, CPV is considered the most important cause of diarrhea, studies have shown an increasing prevalence and importance of CCo…
19 Mar 2018DOI 10.17582/journal.hv/2017/5.1.1.6
Short CommunicationComparison of Two Inactivated Vaccines Against Infectious Bronchitis Virus Evidences the Interference of Vaccine Formulations on Vaccine Performance
Lucas Pedroso Colvero, Paulo Eduardo Brandão, Cesar Alejandro Rodriguez Rosales, Hanny Swam, Laura Yaneth Buitrago Villarreal
Inactivated water-in-oil vaccines are widely used to control viral diseases in poultry, however, the interference of physico-chemical properties of the emulsions are overlooked when compared to antigenic properties. This study was designed to assess the effect…
25 Oct 2017
Short CommunicationTransovarian Transmission of Hydropericardium Syndrome Virus in Experimentally Infected Poultry Birds
Rabia Tahir, Khushi Muhammad, Masood Rabbani, Muti-u-Rehman Khan, Farah Khan, Hassan Bin Aslam et al.
The primary aim of this study was to investigate the transmission pattern of avian adenovirus serotype 4 (AAV-4) causing hydropericardium syndrome (HPS) by transovarian route. For this purpose, liver and spleen samples (n=90) were collected from day-old-chicks…
25 Oct 2017- Mini-Review
Co-circulation of Astrovirus, Rotavirus and Coronavirus in Brazilian Avian Farms
Carolina Torres Alejo, Laila Andreia Rodrigues Beserra, Paulo Eduardo Brandão, Luis Ramiro Luna Espinoza, Fabio Gregori
Several viruses are associated with enteric diseases in avian species, causing decreased growth performance and mortality. In this study, 59 pools of intestinal content of layers, broilers, and breeders were investigated from different Brazilian regions for th…
19 Oct 2017 
ReviewInnate Immune Responses Against Avian Respiratory Viruses
Mohsan Ullah Goraya, Liaqat Ali, Iqra Younis
The mucosal surfaces of respiratory, intestinal and reproductive tracts are the primary entry points for viruses into host cells. Amongst these, respiratory tract is prone to direct and continuous exposure to viral infection. Respiratory viruses including infl…
19 Oct 2017
Research ArticleCharacterization and Phylogenetic Analysis of Avian Influenza Virus Subtype H9N2 in Pakistan
Muhammad Abid, Tahir Yaqub, Arslan Mehboob, Muhammad Zubair Shabbir
H9N2 avian influenza viruses are currently endemic in Pakistan and outbreaks are continuously being reported with high morbidity, drop in egg production and reduced weight gain. Besides economic losses to the poultry industry, these viruses pose a signif…
5 Sept 2017
Research ArticleConstruction and Protective Efficacy of Egy-H5 DNA Vaccine from Local Egyptian strain H5N1 using Codon Optimized HA gene
Wesam Hasan Mohamed Mady, Bing Liu, Dong Huang, Abdel Satar Arafa, Mohamed Khalifa Hassan, Mona Mehrez Aly et al.
The incursion of highly pathogenic avian influenza virus (HPAIV) strain H5N1 in 2006 in Egypt caused severe economic losses for both commercial and backyard poultry production sectors. Owing to public health risk, effective control of the virus in imperative.…
28 Aug 2017
Short CommunicationInterference of Maternal Derived Immunity Against Vaccination with Baculovirus H5 and ND Inactivated Vaccine
Mahmoud Said, Abd El Satar Arafa, Mohammed A. Rohaim, Hussein A. Hussein
Newcastle disease virus (NDV) and avian influenza viruses (AIVs) H5N1 are endemic in Egypt and extensive vaccinations are being applied for chicken flocks, which have maternal derived antibodies (MDA) for these viruses. To understand the interference of matern…
23 Jul 2017
Short CommunicationRole of Ixodid (Hard) Tick in the Transmission of Lumpy Skin Disease
Hussein Aly Hussein, Omneya Mohamed Khattab, Shereen Mohamed Aly, Mohammed Abdel Mohsen Rohaim
The aim of this study is to investigate the potential role of ixodid (hard) ticks in the transmission of lumpy skin disease (LSD), which is an economically important disease of cattle and is caused by the LSD virus (LSDV). LSD is endemic in most countries of A…
23 Jul 2017
Research ArticleMolecular Characterization and Evolutionary Analysis of Canine Parvo Viruses in Dogs
Urooj Fatima, Arslan Mehboob, Muhammad Abid, Muti-ur-rehman Khan, Tahir Yaqub
Canine parvoviruses (CPV) are posing significant threats to the dog population, around the globe. To ascertain the current situation and genetics of CPVs in Pakistan, a total of fifty samples from sick dogs suspected for parvovirus infection were collected fro…
19 Jun 2017
Mini-ReviewManagement of Plant Virus Diseases; Farmer's Knowledge and our Suggestions
Waqar Islam
Incidence of virus diseases and their damage caused to economically important crops are reportedly increasing every day particularly in the countries embedding tropical and subtropical conditions. Integrated management approaches involving utilization of virus…
9 Jun 2017
Mini-ReviewEvaluation of Codon Optimized DNA Vaccine Against Avian Influenza A Viruses using Local Egyptian Strain of H9N2
Wesam Hasan Mohamed Mady, Bing Liu, Dong Huang, A. Arafa, M.K. Hassan, M.M. Aly et al.
The low pathogenic avian influenza viruses (LPAIV) subtype H9N2 are highly prevalent in the Middle East and are causing economic losses in the commercial poultry production sectors. Due to potential of H9N2 infections in human, LPAI H9N2 poses serious public h…
9 Jun 2017
ReviewPlant-Virus Interactions: Disease Resistance in Focus
Waqar Islam, Madiha Zaynab, Muhammad Qasim, Zujian Wu
Abstract | Crops are threatened by plant viruses worldwide as they hack the host machinery for their reproduction. Plants have undergone continuous evolution and have equipped themselves with counter defense and tolerant strategies against viral infections. In…
13 May 2017