Search Results - "Erfan, Ahmed M"

Highly Pathogenic Avian Influenza Virus (H5N8) Clade 2.3.4.4 Infection in Migratory Birds, Egypt by Selim, Abdullah A, Erfan, Ahmed M, Hagag, Naglaa, Zanaty, Ali, Samir, Abdel-Hafez, Samy, Mohamed, Abdelhalim, Ahmed, Arafa, Abdel-Satar A, Soliman, Mohamed A, Shaheen, Momtaz, Ibraheem, Essam M, Mahrous, Ibrahim, Hassan, Mohamed K, Naguib, Mahmoud M

“…We isolated highly pathogenic avian influenza virus (H5N8) of clade 2.3.4.4 from the common coot (Fulica atra) in Egypt, documenting its introduction into…”
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Characterization of full genome sequences of chicken anemia viruses circulating in Egypt reveals distinct genetic diversity and evidence of recombination by Erfan, Ahmed M., Selim, Abdullah A., Naguib, Mahmoud M.

“…•Detection and full genomic characterization of chicken anemia virus (CAV) circulating in Egypt.•Segregation of the Egyptian CAVs into four phylogroups was…”
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Extensive Drug-Resistant Salmonella enterica Isolated From Poultry and Humans: Prevalence and Molecular Determinants Behind the Co-resistance to Ciprofloxacin and Tigecycline by Abd El-Aziz, Norhan K, Tartor, Yasmine H, Gharieb, Rasha M A, Erfan, Ahmed M, Khalifa, Eman, Said, Mahmoud A, Ammar, Ahmed M, Samir, Mohamed

“…The emergence of extensive drug-resistant (XDR) in livestock animals especially in poultry represents a serious public health and therapeutic challenge…”
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Pathogenicity of three genetically distinct and highly pathogenic Egyptian H5N8 avian influenza viruses in chickens by Yehia, Nahed, Erfan, Ahmed M., Adel, Amany, El-Tayeb, Ahmed, Hassan, Wafaa M.M., Samy, Ahmed, Abd El-Hack, Mohamed E., El-Saadony, Mohamed T., El-Tarabily, Khaled A., Ahmed, Kawkab A.

“…In late 2016, Egypt encountered multiple cases of the highly pathogenic avian influenza (HPAI) virus of the H5N8 subtype. In a previous study, three distinct…”
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Detection of Novel Goose Parvovirus Disease Associated with Short Beak and Dwarfism Syndrome in Commercial Ducks by Soliman, Mohamed A, Erfan, Ahmed M, Samy, Mohamed, Mahana, Osama, Nasef, Soad A

“…Derzsy’s disease causes disastrous losses in domestic waterfowl farms. A genetically variant strain of Muscovy duck parvovirus (MDPV) and goose parvovirus…”
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Genotyping of rabbit hemorrhagic disease virus detected in diseased rabbits in Egyptian Provinces by VP60 sequencing by Erfan, Ahmed M, Shalaby, Azhar G

“…Rabbit hemorrhagic disease (RHD) is an economically important disorder of rabbits, where infection results in severe losses to the meat and fur industries. Our…”
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Isolation of a Novel Reassortant Highly Pathogenic Avian Influenza (H5N2) Virus in Egypt by Hagag, Naglaa M, Erfan, Ahmed M, El-Husseiny, Mohamed, Shalaby, Azhar G, Saif, Mohamed A, Tawakol, Maram M, Nour, Ahmed A, Selim, Abdullah A, Arafa, Abdel-Satar, Hassan, Mohamed K, Hassan, Wafaa M M, Fahmy, Hanan A, Ibraheem, Essam, Attia, Mohamed, Abdelhakim, Ali M M, Shahein, Momtaz A, Naguib, Mahmoud M

“…Highly pathogenic avian influenza (HPAI) H5N1 and H5N8 have become endemic among domestic poultry in Egypt since 2006 and 2016, respectively. In parallel, the…”
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The occurrence of disinfectant and antibiotic-resistant genes in Escherichia coli isolated from chickens in Egypt by Ibrahim, Waleed A, Marouf, Sherif A, Erfan, Ahmed M, Nasef, Soad A, Jakee, Jakeen K El

“…This work aimed to determine the occurrence of antibiotic and disinfectant resistance genes in isolated from chickens in Egypt. Organs (liver, lung, heart,…”
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Quantitative evaluation of viral interference among Egyptian isolates of highly pathogenic avian influenza viruses (H5N1 and H5N8) with the lentogenic and velogenic Newcastle disease virus genotype VII in specific pathogen-free embryonated chicken eggs model by Soliman, Mohamed A, Nour, Ahmed A, Erfan, Ahmed M

“…Mixed infections of the highly pathogenic avian influenza virus (HPAIV) and Newcastle disease virus (NDV) are considered the most distressing problem of the…”
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Emergence of Highly Pathogenic Avian Influenza A Virus (H5N1) of Clade 2.3.4.4b in Egypt, 2021-2022 by Mosaad, Zienab, Elhusseiny, Mohamed H, Zanaty, Ali, Fathy, Mustafa M, Hagag, Naglaa M, Mady, Wesam H, Said, Dalia, Elsayed, Moataz M, Erfan, Ahmed M, Rabie, Neveen, Samir, Abdelhafez, Samy, Mohamed, Arafa, Abdel-Satar, Selim, Abdullah, Abdelhakim, Ali M, Lindahl, Johanna F, Eid, Samah, Lundkvist, Åke, Shahein, Momtaz A, Naguib, Mahmoud M

“…Wild migratory birds have the capability to spread avian influenza virus (AIV) over long distances as well as transmit the virus to domestic birds. In this…”
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Wild Birds in Live Birds Markets: Potential Reservoirs of Enzootic Avian Influenza Viruses and Antimicrobial Resistant Enterobacteriaceae in Northern Egypt by Nabil, Nehal M, Erfan, Ahmed M, Tawakol, Maram M, Haggag, Naglaa M, Naguib, Mahmoud M, Samy, Ahmed

“…Wild migratory birds are often implicated in the introduction, maintenance, and global dissemination of different pathogens, such as influenza A viruses (IAV)…”
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Avian influenza virus surveillance in migratory birds in Egypt revealed a novel reassortant H6N2 subtype by Zanaty, Ali M., Erfan, Ahmed M., Mady, Wessam H., Amer, Fatma, Nour, Ahmed A., Rabie, Neveen, Samy, Mohamed, Selim, Abdullah A., Hassan, Wafaa M. M., Naguib, Mahmoud M.

“…Abstract Background Avian influenza viruses (AIVs) have been identified from more than 100 different species of wild birds around the globe. Wild migratory…”
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Simultaneous detection and differentiation by multiplex real time RT-PCR of highly pathogenic avian influenza subtype H5N1 classic (clade 2.2.1 proper) and escape mutant (clade 2.2.1 variant) lineages in Egypt by Abdelwhab, El-Sayed M, Erfan, Ahmed M, Grund, Christian, Ziller, Mario, Arafa, Abdel-Satar, Beer, Martin, Aly, Mona M, Hafez, Hafez M, Harder, Timm C

“…The endemic status of highly pathogenic avian influenza virus (HPAIV) of subtype H5N1 in Egypt continues to devastate the local poultry industry and poses a…”
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Chicken anaemia virus enhances and prolongs subsequent avian influenza (H9N2) and infectious bronchitis viral infections by Erfan, Ahmed M., Selim, Abdullah A., Helmy, Shawky A., Eriksson, Per, Naguib, Mahmoud M.

“…•Chicken anaemia virus infection influences the course of consecutive infection with LPAI H9N2 and IB viruses.•Higher titres of LPAI-H9N2 or IB viruses have…”
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Selenium nanoparticles enhance the efficacy of homologous vaccine against the highly pathogenic avian influenza H5N1 virus in chickens by Yehia, Nahed, AbdelSabour, Mohammed A., Erfan, Ahmed M., Mohammed Ali, Zeinab, Soliman, Reem A., Samy, Ahmed, Mohamed Soliman, Mohamed, Abd El-Hack, Mohamed E., El-Saadony, Mohamed T., Ahmed, Kawkab A.

“…A proper vaccination against avian influenza viruses in chicken can significantly reduce the risk of human infection. Egypt has the highest number of recorded…”
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Epidemiology and molecular characterisation of duck hepatitis A virus from different duck breeds in Egypt by Erfan, Ahmed M., Selim, Abdullah A., Moursi, Mohamed K., Nasef, Soad A., Abdelwhab, E.M.

“…•Little is known about duck hepatitis A virus (DHAV) in poultry outside Asia.•Here we conducted a surveillance in 46 commercial duck-farms in Egypt in…”
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Protective Efficacy of a Locally Prepared Bivalent Duck Viral Hepatitis “Serotypes 1 and 3” Inactivated Vaccine by Omar, Dalia M., Abdrabo, Mohamed A., Monir, Nermin M., Marden, Nermeen A., Abdelaziz, Heba M.G., El Sayed, Walaa A., Yehia, Nahed, Omar, Sabry E., Erfan, Ahmed M., Arafa, Abdel-Satar, Shahein, Momtaz A., Omar, Lamiaa M.

“…The spread of duck hepatitis virus (DHV) in Egypt with its’ most prevalent genotypes (1 and 3) causes vast economic losses in the duck industry despite the…”
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INVESTIGATING THE BIOSECURITY MEASURES’ APPLICATIONS IN POULTRY FARMS AND ITS RELATIONSHIP WITH THE OCCURENCE OF AVIAN INFLUENZA by Ahmed, Heba A., Mohamed, Mohamed E.M., Erfan, Ahmed M., Abdelkarim, Lubna, Awadallah, Maysa A.I.

“…Biosecurity application in poultry farms means measures or practices which limit or prevent the spread of many harmful pathogens onto or out of the farm. When…”
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Salmonella enterica isolated from pigeon (Columba livia) in Egypt by Osman, Kamelia M, Mehrez, Mona, Erfan, Ahmed M, Nayerah, AlAtfeehy

“…Understanding the association between human salmonellosis cases and animal sources is an important epidemiological factor needed to successfully control the…”
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Protective efficacy of H5 inactivated vaccines in meat turkey poults after challenge with Egyptian variant highly pathogenic avian influenza H5N1 virus by Kilany, Walid H., Abdelwhab, E.M., Arafa, Abdel-Satar, Selim, Abdullah, Safwat, Marwa, Nawar, Ahmed A., Erfan, Ahmed M., Hassan, Mohamed K., Aly, Mona M., Hafez, Hafez M.

“…In contrast to chickens, there is a paucity of information on the potency of H5 vaccines to protect turkeys against the highly pathogenic avian influenza…”
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