Yazar "Azkur, Ahmet Kursat" için listeleme
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Antibodies to Schmallenberg virus in domestic livestock in Turkey
Azkur, Ahmet Kursat; Albayrak, Harun; Risvanli, Ali; Pestil, Zuleyha; Ozan, Emre; Yilmaz, Oktay (Springer, 2013)This, partly retrospective study, was designed to determine the seroprevalence of Schmallenberg virus (SBV), a new Orthobunyavirus first reported in Germany in late 2011, in domestic ruminants from the Middle Black Sea, ... -
Circulation of Schmallenberg virus in Turkey, 2013
Tonbak, Sukru; Azkur, Ahmet Kursat; Pestil, Zuleyha; Biyikli, Emel; Abayli, Hasan; Baydar, Ersoy; Bulut, Hakan (Scientific Technical Research Council Turkey-Tubitak, 2016)Schmallenberg virus (SBV) infection emerged in European domestic and wild ruminants in 2011. There is very limited information about the characterization of SBV isolates and the epidemiology of its infections in the rest ... -
Comparison of Flow Cytometric Analysis and Eosin-Nigrosin Staining Methods for Determining some Morphological Characteristics of Bull Epididymal Spermatozoa
Akyol, Numan; Azkur, Ahmet Kursat; Ekici, Husamettin (Kafkas Univ, Veteriner Fakultesi Dergisi, 2015)The aim of this study is to investigate necrosis and apoptosis in epididymal bull spermatozoa before freezing and after thawing using the flow cytometric method and to compare this with eosin-nigrosin dyeing, which is the ... -
Comparison of hematological and biochemical parameters in sheep naturally and persistently infected with a border disease virus
Gazyagci, Serkal; Azkur, Ahmet Kursat; Caglayan, Osman (Springer, 2011)In this study, we investigated the changes occurring in the activities of determining the biochemical and hematological parameters in persistently infected sheep with border disease virus (BDV) and control sheep. While ... -
Comparison of hematological parameters of Brucella-seronegative naturally infected cattle with BVDV, BHV-1, and BHV-4
Aslan, Muhammet Eren; Azkur, Ahmet Kursat; Biyikli, Emel; Gazyagci, Serkal; Sozdutmaz, Ibrahim (Scientific Technical Research Council Turkey-Tubitak, 2016)Abortion, neonatal deaths, and infertility cause important production losses in the livestock industry. Many viral infections are responsible for changes in hematological values of animals. This study aimed to find whether ... -
Complete genome analysis of highly pathogenic bovine ephemeral fever virus isolated in Turkey in 2012
Abayli, Hasan; Tonbak, Sukru; Azkur, Ahmet Kursat; Bulut, Hakan (Springer Wien, 2017)Relatively high prevalence and mortality rates of bovine ephemeral fever (BEF) have been reported in recent epidemics in some countries, including Turkey, when compared with previous outbreaks. A limited number of complete ... -
Development and validation of SYBR Green- and probe-based reverse-transcription real-time PCR assays for detection of the S and M segments of Schmallenberg virus
Azkur, Ahmet Kursat; van der Poel, Wim H. M.; Aksoy, Emel; Hakze-van der Honing, Renate; Yildirim, Murat; Yildiz, Kader (SAGE PUBLICATIONS INC, 2020)Schmallenberg virus (SBV), discovered in Germany in 2011, causes congenital malformations in ruminants. Reverse-transcription real-time PCR (RT-rtPCR) assays based on various segments of SBV have been developed for molecular ... -
Epidemiology and genetic characterization of BVDV, BHV-1, BHV-4, BHV-5 and Brucella spp. infections in cattle in Turkey
Aslan, Muhammet Eren; Azkur, Ahmet Kursat; Gazyagci, Serkal (Japan Soc Vet Sci, 2015)The aim of the study was to determine the epidemiological data of bovine viral diarrhea virus (BVDV), bovine herpesvirus-1 (BHV-1), bovine herpesvirus-4 (BHV-4), bovine herpesvirus-5 (BHV-5) and Brucella associated cattle ... -
Extracellular Trap Formation by Donkey Polymorphonuclear Neutrophils Against Toxoplasma gondii
Yildiz, Kader; Gokpinar, Sami; Sursal, Neslihan; Babur, Cahit; Ozen, Dogukan; Azkur, Ahmet Kursat (Elsevier Science Inc, 2019)Toxoplasma (T.) gondii is an obligatory intracellular apicomplexan parasite. The donkey is one of the intermediate hosts of T. gondii. There are almost no data about T. gondii infection in donkeys, apart from a few ... -
Genetic Variability of Bovine Viral Diarrhea Virus in the 5 '-UTR in the Central Anatolia of Turkey
Sarikaya, Baki; Azkur, Ahmet Kursat; Gazyagci, Serkal; Aslan, Muhammet Eren (Univ Fed Rio Grande Do Sul, 2012)Background: The genus Pestivirus in the family Flaviviridae comprises the members bovine viral diarrhea virus type 1 (BVDV-1), classical swine fever virus and border disease virus. The BVDV enveloped and the genome is a ... -
Haematological parameters in blood of maedi-visna virus-infected and uninfected sheep
Gazyagci, Serkal; Azkur, Ahmet Kursat; Aslan, Muhammet Eren (Academic Journals, 2011)The maedi-visna virus (MVV) classified as a lentivirus of the retroviridae family, causes a very common economically important disease in sheep, in many parts of the worlds. Presences of the infection in Turkey have been ... -
Immune response to SARS-CoV-2 and mechanisms of immunopathological changes in COVID-19
Azkur, Ahmet Kursat; Akdis, Mubeccel; Azkur, Dilek; Sokolowska, Milena; van de Veen, Willem; Bruggen, Marie-Charlotte; O'Mahony, Liam (WILEY, 2020)As a zoonotic disease that has already spread globally to several million human beings and possibly to domestic and wild animals, eradication of coronavirus disease 2019 (COVID-19) appears practically impossible. There is ... -
Inactivated Bovine Viral Diarrhea Virus Vaccine Trigger Leucopenia and Lymphopenia on Calves
Sarikaya, Baki; Azkur, Ahmet Kursat; Gazyagci, Serkal (Univ Fed Rio Grande Do Sul, 2011)Background: Bovine viral diarrhea virus (BVDV) in cattle is a very common viral infection that causes economic losses. In acute infection fever, leucopenia and thrombocytopenia may be observed. BVDV, an enveloped, ... -
A Large-Scale Outbreak of Bovine Ephemeral Fever in Turkey, 2012
Tonbak, Sukru; Berber, Engin; Yoruk, Mustafa Deniz; Azkur, Ahmet Kursat; Pestil, Zuleyha; Bulut, Hakan (Japan Soc Vet Sci, 2013)Regional cases of bovine ephemeral fever (BEF) were documented previously in Turkey. Previous cases were confirmed in South-East Turkey with low cow mortality. Recent BEF-suspected outbreaks with high mortality were ... -
Optimisation of Indirect ELISA by Comparison of Different Antigen Preparations for Detection of Antibodies Against Schmallenberg Virus
Azkur, Ahmet Kursat; Aksoy, Emel; Yildirim, Murat; Yildiz, Kader (KAFKAS UNIV, VETERINER FAKULTESI DERGISI, 2020)Schmallenberg virus (SBV) infection, discovered in 2011, was reported in Europe including Turkey, Africa and recently in some Asian countries. Commercial enzyme-linked immunosorbent assay (ELISA) kits were widely used by ... -
Risk factors for severe and critically ill COVID-19 patients: A review
Gao, Ya-dong; Ding, Mei; Dong, Xiang; Zhang, Jin-jin; Azkur, Ahmet Kursat; Azkur, Dilek; Gan, Hui (WILEY, 2020)The pandemic of coronavirus disease 2019 (COVID-19), caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), has caused an unprecedented global social and economic impact, and high numbers of deaths. ... -
Role of NETs in the difference in host susceptibility to Toxoplasma gondii between sheep and cattle
Yildiz, Kader; Gokpinar, Sami; Gazyagci, Aycan Nuriye; Babur, Cahit; Sursal, Neslihan; Azkur, Ahmet Kursat (Elsevier Science Bv, 2017)The main aim of this study was to compare extracellular traps (NETs) formation by polymorphonuclear neutrophils (PMNs) of cattle and sheep when exposed to T. gondii tachyzoites in vitro. The effects of parasite concentrations ... -
Schmallenberg virus induces apoptosis in Vero cell line via extrinsic and intrinsic pathways in a time and dose dependent manner
Aksoy, Emel; Azkur, Ahmet Kursat (Japan Soc Vet Sci, 2019)Schmallenberg virus (SBV), discovered in 2011 in Germany, is associated with clinical manifestations of fever, diarrhea, reduced milk yield, abortions and congenital malformations in ruminants. Despite many studies performed ... -
Serological and Epidemiological Investigation of Bluetongue, Maedi-Visna and Caprine Arthritis-Encephalitis Viruses in Small Ruminant in Kirikkale District in Turkey
Azkur, Ahmet Kursat; Gazyagci, Serkal; Aslan, Muhammet Eren (Kafkas Univ, Veteriner Fakultesi Dergisi, 2011)Viral infections cause important problems and significant economic loses in sheep and goats that can be protected by an investigation of infections. This study aimed to determine the sheep and goat viral infections including ... -
Seroprevalance of Schmallenberg virus and its relationship with some geographical features in sheep reared in Kirikkale
Macun, Hasan Ceyhun; Azkur, Ahmet Kursat; Kalender, Hakan; Erat, Serkan (Ankara Univ Press, 2017)A virus, which effects ruminants, was firstly described in 2011 in Europe. There are limited information about this virus called Schmallenberg in Turkey. The aim of the present study was to determine the seroprevalance of ...