Articles
308 open-access articles · page 15 of 16
ArticlesRecent Study on Inactivated Rift Valley Fever (RVF) vaccine adjuvanted by Peppermint oil
Mona A. El-Manzalawy, Abeer A. Boseila, Hanan M. El Zahed
The present work aimed to develop a new inactivated RVF vaccine Formulation adjuvanted by Peppermint oil (PMO) with Aluminum hydroxide gel (Alum gel) or without Alum gel, then ensure the safety and sterility of these vaccines and compare between them with the…
15 Aug 2021- Articles
Trials for preparation of inactivated avian influenza vaccine from local isolate H5N1
Walaa Abd El-Fatah S. Metwally, Ismail M. Reda, Ahmed A. El-Sanousi, Mohamed Abd El-Khalek Ali
In the present study avian influenza (AI) inactivated vaccine was prepared with Montanide ISA70VG which has been added as adjuvant using reassortant AI strain H5N1. The prepared vaccines with Montanide ISA70VG varied in the HA units per dose and also differed…
15 Aug 2021 - Articles
The association of Manganese superoxide dismutase gene polymor-phism with the prognosis of Hepatitis C Virus related hepatocellular carcinoma patients
Mai A. Kilany, Hanaa H.A. Gomaa, Yousry E. Abo El-magd, Nermin Raafat2
Hepatitis C virus (HCV) is a hepatotropic RNA virus that causes acute and chronic hepatitis in humans with a high propensity for chronicity. If untreated, chronic hepatitis C can progress to cirrhosis and hepatocellular carcinoma (HCC) in a subset of patients.…
15 Aug 2021 - Articles
Prevalence of Human Papilloma Virus in group of Egyptian patients with breast cancer
Maha I. El Zaafarany, WafaaM. Badawy, Eman M. El Salakh
The etiology and the molecular mechanisms related to breast carcinogenesis remain poorly understood. Some reports have examined the role of Human Papillomavirus (HPV) in this disease. The purpose of this study was to determine the prevalence of HPV in breast c…
15 Aug 2021 - Articles
The metalloprotease inhibitor EDTA enhances rate of HAV replication in cell culture
D. N. Abd-elshafy, M. M. Bahgat
Introduction: Hepatitis A Virus is a picornavirus that can be detected in environmental or clinical samples. Its replication in cell culture is slow and so cytopathic effect might take up to two weeks to appear making it not easy to detect presence of virus. t…
15 Aug 2021 - Articles
Stability of Salmonella typhimurium Bacteriophage to Some Physical and Chemical Factors
Abeer A. Feisall, B.A. Othman, Kh.A. El-Dougdoug, H.S. Shalaby
A lytic bacteriophage specific for Salmonellatyphimurium was isolated from sewage water and designated St-1. The isolated phage formed identical clear circular single plaques, without halo of 3 mm in diameter. Electron microscopy of Salmonella bacteriophage pa…
15 Aug 2021 - Articles
Serological detection of Avian Influenza Virus Type A among migratory birds in the most common wetlands in Aswan, Egypt
Serag eldeen Sultana, M.W Abdel azeemb, Nahla Mohamed Eldamranyc
A total of 143 serum samples were collected from migratory birds captured or hunted during Sep. 2012 – Mar. 2013 at 4 distant sites located in Aswan to investigate the presence of avian influenza virus (AIV) antibodies. The migratory birds were classifie…
15 Aug 2021 - Articles
Molecular Studies on Rabies Isolates from Horses in Cairo
Yanni, M. I, Hanaa A. Ahmed, Lamyaa, A. Ahmed, Hanan et al.
Rabies causes about 26,000 to 55,000 deaths worldwide per year. More than 95% of these deaths occur in Asia and Africa. In our study, three Arabian horses from Cairo, Egypt, were died after nervous manifestation expecting Rabies. Brain tissues were sent for di…
15 Aug 2021 - Articles
IMMUNOLOGICAL STUDIES OF COMBINED FOOT AND MOUTH DISEASE AND RIFT VALLEY FEVER OIL VACCINE
Walaa, S. Shabanaa, Bakr, A. Abdallaa, Eman, M. ELShalamia et al.
Foot-and-mouth disease (FMD) is an economically important disease of cloven-hoofed animals. In Egypt, FMD assumes as enzootic form and attacks susceptible animals causing high losses in milk and meat production. Rift valley fever virus causes serious and fatal…
15 Aug 2021 - Articles
South-East Asian and Australian Origins of Psittacine Beak and Feather Disease Virus of Captive African Psittacines in Saudi Arabia Indicate Interspecies Transmission
Ala’audin Hakami, AusamaA Yousif, Mohamed Zaki, Mahmoud Ismail, Ahmed Al-Ali, Abdu-Rahman Al-Ankari
Clinical presentations of psittacine beak and feather disease virus (PBFDV) in Saudi Arabia are increasingly reported without laboratory diagnostic evidence of virus circulation. The objectives of this study were to investigate the presence of PBFDV in the Ara…
15 Aug 2021 - Articles
Serological and molecular identification of bovine ephemeral fever virus isolates from cattle and buffaloes in Qaluobia province, Egypt 2014
El-Bagoury, G.F, El-Nahas, E.M, El-Habbaa, A.S
In the present study, we report the isolation of bovine ephemeral fever virus (BEFV) field strains from clinically infected cattle and buffaloes. Twenty Buffy coat samples were collected from each clinically infected cattle and buffaloes in Qaluobia province d…
15 Aug 2021 - Articles
Experimental studies on the efficacy of combined inactivated Infectious coryza and infectious bronchitis vaccine in chicken
Afaf. A. Khedr, Ekram Salama, A. A. Samy, Abdella, Y.A, Suzan. K. Tolba
Two combined inactivated oil adjuvant vaccines against infectious coryza and infectious bronchitis diseases were prepared, one adjuvanted with mineral oil and the other with Montanide ISA-70. Evaluation of both vaccines were done by challenge test, haemaggluti…
15 Aug 2021 - Articles
Virological and molecular studies for detection of bovine Rotavirus in neonatal calves in some farms in Egypt
Ebtisam, A. Abouel yazeed, Yanni, M.I, Hanan A. Fahmy
The present work was designed to investigate bovine rotavirus antigen in fecal samples of forty diarrheic new borne calves of cattle (32) and buffaloes (8) below three months in some farms in Egypt. The detection was done by ELISA and indirect fluorescent anti…
15 Aug 2021 - Articles
Protective efficacy of priming with recombinant vaccine in chickens challenged with Egyptian highly pathogenic H5N1 avian influenza virus
RehamM. El-Bakrey, Shimaa M.G. Mansour, Mohammed A. El Sisi1 AndAmal A.M. Eid
Highly pathogenic avian influenza (HPAI) H5N1 virusesare now endemic in Egypt inducing economic losses in poultry industry and subsequent risk of human infection. Vaccination is an effective method for controlling avian influenza virus infections.This study wa…
15 Aug 2021 - Articles
Comparative Study between ELISA results and rRT-PCR results for Equine Arteritis virus in Thoroughbred and Foreign Horse Breeds in Egypt
Ahmed F. Afify, Mohamed A. Shalaby, Ahmed A. El-Sanousi, Amal S. Gaber
Till now the incidence of equine arteritis virus in Egypt is still unknown and need more investigations.This initiated the present study to design a protocol for isolation trials and characterization of equine arteritis virus from field specimens. A total of 5…
15 Aug 2021 - Articles
Virus isolation, identification and characterization of Newcastle disease virus strains isolated from two captivated falcon species (Falco peregrinusperegrinus) in Qatar
NawalM. Abdulla, M. Haroun, Mohamed A. Shalaby2and Ahmed A. Elsanousi
A first trail of isolation, identification and characterization of Newcastle disease virus (NDV) field strains was reported in two captivated falcons(Falcoperegrinusperegrinus) in Qatar.Virus cultivation in specific pathogen free (SPF) embryonating chicken egg…
15 Aug 2021 - Articles
Molecular detection of Contagious Pustular Dermatitis Virus (CPDV)isolatedfrom infected Sheep and Goats inQaliubeya Governorate, Egypt
El-Habbaa, A.S
Contagious Pustular Dermatitis Virus (CPDV) of genus parapoxvirus, subfamily Chordopoxvirinae, familyPoxviridae, causesContagiousPustular Dermatitis in sheep and goats worldwide and in Egypt. Forty samples of skin lesions from suspected 30 sheep and 10 goats f…
15 Aug 2021 - Articles
A survey on some maize viruses and control measures using cultural practices
Mandour, A. M, Abdel Maksoud, H. M, Amal, A. Khalil et al.
Maize is the most important cereal food crop. It is subjected to infection with many viruses. A survey on viruses affecting maize was conducted in El-Monfia, Kafr-El-Sheikh, Al Ismailia, and El-Menia Governorates in 2010 and 2011 seasons. In addetion, weeds ex…
15 Aug 2021 - Articles
Molecular detection of DNA component 6 (DNA-N) of banana bunchy top virus isolated from Egypt
Mansour, L. L, Othman, B. A, Abd-EL Ghaffar, M. H et al.
Banana bunchy top virus (BBTV) is considered the most serious disease affecting banana in Egypt.BBTV was isolated from infected banana(Musa acuminata cv Grandnain)obtained from EL-Behira, Egypt byPentalonianigronervosa .Polymerase chain reaction (PCR) was used…
15 Aug 2021 - Articles
Detection and molecular characterization of phytoplasma associated with Hibiscus Witches-Broom in Egypt
Mokbel, Samah A, Ahmed K. El Attar, Azza G.Farag2
Hibiscusrosa-sinensisis a valuable ornamental species widely planted in Egypt. The Phytoplasma associated witches‟-Broom has been detected on symptomatic hibiscus plants. Samples of hibiscusleaves were collected from El Giza, Alexandria, Qlubia,El- Fayom, and…
15 Aug 2021