Πλοήγηση ανά Θέμα "seroepidemiology"

Are municipal solid waste collectors at increased risk of Hepatitis A Virus infection? A Greek cross-sectional study

Rachiotis G., Tsovili E., Papagiannis D., Markaki A., Hadjichristodoulou C. (2016)

Municipal solid waste collectors are reportedly at risk for Hepatitis A virus infection (HAV) as an occupational hazard. We aimed to investigate the prevalence and possible risk factors of HAV infection among solid waste ...

Cross-Sectional Serosurvey and Factors Associated with Exposure of Dogs to Vector-Borne Pathogens in Greece

Athanasiou L.V., Kontos V.I., Kritsepi Konstantinou M., Polizopoulou Z.S., Rousou X.A., Christodoulopoulos G. (2019)

Blood samples from 2620 dogs living in 7 different areas were used for the detection of antibodies against Ehrlichia canis and Borrelia burgdorferi and Dirofilaria immitis antigen. Previously published seropositivity data ...

Cross-Sectional Serosurvey and Risk Factors Associated with the Presence of Toxoplasma gondii Antibodies in Pigs in Greece

Papatsiros V.G., Athanasiou L.V., Stougiou D., Papadopoulos E., Maragkakis G.G., Katsoulos P.D., Lefkaditis M., Kantas D., Tzika E.D., Tassis P.D., Boutsini S. (2016)

Introduction: Toxoplasmosis is a worldwide reported zoonotic infection caused by the protozoon Toxoplasma gondii. Pigs may become infected by ingesting feed or water contaminated with cat faeces, by cannibalism, and/or by ...

Defining antibody seroprevalence and duration of humoral responses to sars-cov-2 infection and/or vaccination in a greek community

Kotsiou O.S., Papagiannis D., Fradelos E.C., Siachpazidou D.I., Perlepe G., Miziou A., Kyritsis A., Vavougios G.D., Kalantzis G., Gourgoulianis K.I. (2022)

Background: In this work we aimed to evaluate antibody-response longevity to SARS-CoV-2 infection and/or vaccination in one of the Greek communities that was worst hit by the pandemic, Deskati, five months after a previous ...

Detection of Antibodies Against Toxoplasma gondii in Filter Paper-Dried Blood Dot Spots Compared with Serum in Pigs and Assessment of Variation Associated with Packed Cell Volume

Athanasiou L.V., Katsogiannou E.G., Tsokana C.N., Dedousi A., Boutsini S., Papakonstantinou G., Papatsiros V.G. (2022)

The aim of this study was to assess the agreement between anti-Toxoplasma gondii IgG antibody detection in serum and filter paper (FP) blood spots using the indirect immunofluorescence antibody assay (IFA) and to evaluate ...

European Brown hare (Lepus europaeus) as a source of emerging and re-emerging pathogens of Public Health importance: A review

Tsokana C.N., Sokos C., Giannakopoulos A., Birtsas P., Valiakos G., Spyrou V., Athanasiou L.V., Rodi Burriel A., Billinis C. (2020)

European brown hare (Lepus europaeus, EBH) is probably the most important game animal in Europe throughout its historical distribution. The decline in its populations across its geographic range in Europe have been attributed ...

Evaluation of Two Chemiluminescent and Three ELISA Immunoassays for the Detection of SARS-CoV-2 IgG Antibodies: Implications for Disease Diagnosis and Patients’ Management

Speletas M., Kyritsi M.A., Vontas A., Theodoridou A., Chrysanthidis T., Hatzianastasiou S., Petinaki E., Hadjichristodoulou C., the COGESE study group (2020)

The estimation of anti-SARS-CoV-2 IgG antibodies is possibly the best approach to accurately establish the number of infected individuals and the seroprevalence of COVID-19 within a population. Thus, several commercial ...

Lessons We Have Learned Regarding Seroprevalence in High and Low SARS-CoV-2 Contexts in Greece before the Omicron Pandemic Wave

Kotsiou O.S., Vavougios G.D., Papagiannis D., Matsiatsiou E., Avgeri D., Fradelos E.C., Siachpazidou D.I., Perlepe G., Miziou A., Kyritsis A., Gogou E., Kalampokas S., Kalantzis G., Kotsios V.S., Gourgoulianis K.I. (2022)

Background: Antibody seroprevalence in rural communities remains poorly investigated. We compared the SARS-CoV-2 seroprevalence in two Greek communities in June and July 2021 after the end of the Delta-driven pandemic wave ...

Low seropositivity for SARS-CoV-2 antibodies among healthcare workers after the first COVID-19 pandemic wave in Greece

Galanis P., Kaitelidou D., Prezerakos P., Kotsiopoulos I., Siskou O., Konstantakopoulou O., Hadjichristodoulou C., Tsiodras S. (2021)

Objectives: To estimate the prevalence of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) seropositivity among healthcare workers (HCWs) in Greece and to identify high-risk groups in healthcare facilities. ...

Neospora caninum, A potential cause of reproductive failure in dairy cows from Northern Greece

Lefkaditis M., Mpairamoglou R., Sossidou A., Spanoudis K., Tsakiroglou M. (2020)

Neospora caninum infection has been reported in a large number of intermediate hosts, such as ruminants, rabbits, mice, etc. but neosporosis has emerged as a serious disease in cattle and dogs worldwide. Abortions and other ...

Q fever and seroprevalence of Coxiella burnetii in domestic ruminants

Pexara A., Solomakos N., Govaris A. (2018)

Q fever is a zoonosis caused by Coxiella burnetii, an obligate intracellular gram‑negative bacterium. Infection by C. burnetii has been demonstrated in many animal species, but ruminants are the major reservoirs and the ...

Repeated leftover serosurvey of sars-cov-2 igg antibodies in greece, may to august 2020

Bogogiannidou Z., Speletas M., Vontas A., Nikoulis D.J., Dadouli K., Kyritsi M.A., Mouchtouri V.A., Mina P., Anagnostopoulos L., Koureas M., Karavasilis V., Nikou O., Pinaka O., Thomaidis P.C., Kadoglou K., Bedevis K., Spyrou N., Eleftheriou A.A., Papaevangelou V., Gikas A., Vatopoulos A., Ntzani E.E., Prezerakos P., Tsiodras S., Hadjichristodoulou C. (2021)

A serosurvey of IgG antibodies against SARS-CoV-2 was conducted in Greece between May and August 2020. It was designed as a cross-sectional survey and was repeated at monthly intervals. The leftover sampling methodology ...

Repeated leftover serosurvey of SARS-CoV-2 IgG antibodies, Greece, March and April 2020

Bogogiannidou Z., Vontas A., Dadouli K., Kyritsi M.A., Soteriades S., Nikoulis D.J., Mouchtouri V.Α., Koureas M., Kazakos E.I., Spanos E.G., Gioula G., Ntzani E.E., Eleftheriou A.A., Vatopoulos A., Petinaki E., Papaevangelou V., Speletas M., Tsiodras S., Hadjichristodoulou C. (2020)

[No abstract available]

Serological and molecular investigation of selected parasitic pathogens in European brown hare (Lepus europaeus) in Greece: inferring the ecological niche of Toxoplasma gondii and Leishmania infantum in hares

Tsokana C.N., Sokos C., Giannakopoulos A., Birtsas P., Athanasiou L.V., Valiakos G., Sofia M., Chatzopoulos D.C., Kantere M., Spyrou V., Burriel A.R., Billinis C. (2019)

The occurrence of infection or exposure to Toxoplasma gondii, Neospora caninum, and Leishmania infantum was investigated in European brown hares (Lepus europaeus, EBH) hunter-harvested over two consecutive hunting seasons ...

Seroprevalence and risk factors associated with Ehrlichia canis in a hospital canine population

Chochlios T.A., Angelidou E., Kritsepi-Konstantinou M., Koutinas C.K., Mylonakis M.E. (2019)

Background: Ehrlichia canis (E canis) infection has been documented in a few small canine case series in Greece. However, there is limited information on the prevalence of exposure to, or the potential risk factors associated ...

Serum Neutralization Assay for the Determination of Antibody Levels Against Non-Polio Enterovirus Strains in Central and Western Greece

Fikatas A., Dimitriou T.G., Kyriakopoulou Z., Tsachouridou O., Gartzonika C., Levidiotou-Stefanou S., Amoutzias G.D., Markoulatos P. (2016)

Mutations and recombination events have been identified in enteroviruses. Point mutations accumulate with a frequency of 6.3 × 10-4 per base pair per replication cycle affecting the fitness, the circulation, and the ...

Toxoplasma gondii Infection in Swine: Implications for Public Health

Papatsiros V.G., Athanasiou L.V., Kostoulas P., Giannakopoulos A., Tzika E., Billinis C. (2021)

Toxoplasmosis, due to Toxoplasma gondii, is a parasitic disease with global importance. Among livestock, chronic T. gondii infection has been reported in higher rates in pigs and small ruminants, but with subclinical ...

West nile virus seroprevalence in the Greek population in 2013: A nationwide cross-sectional survey

Hadjichristodoulou C., Pournaras S., Mavrouli M., Marka A., Tserkezou P., Baka A., Billinis C., Katsioulis A., Psaroulaki A., Papa A., Papadopoulos N., Mamuris Z., Tsakris A., Kremastinou J., Vakalis N., Koliopoulos G., Vontas J., Dovas C.I., Tontis D., Tselentis I., Tsiodras S., Photis Y.N., Papadopoulou E. (2015)

Cases of West Nile Virus (WNV) disease were recorded for three consecutive years in Greece following the year 2010 outbreak. A cross-sectional serologic survey was conducted to estimate the WNV seroprevalence and assess ...

Work place and prevalence of COVID-19 in a rural population in Greece

Papagiannis D., Kotsiou O.S., Fradelos E.C., Perlepe G., Miziou A., Siachpazidou D.S., Gourgoulianis K.I. (2022)

INTRODUCTION: Coronavirus disease-19 (COVID-19), caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), has become a global pandemic, giving rise to a serious global health threat. Many countries ...