Yazar "Aydoğan, Okan" için listeleme
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Biofilm formation and antimicrobial susceptibility of non-diphtheriae corynebacterium strains isolated from blood cultures: First report from Turkey
Özdemir, Sinem; Aydoğan, Okan; Köksal Çakırlar, Fatma (Logos Medical Publishing, 2021)Objective: Non-diphtheriae Corynebacterium strains have been recognized as important pathogens after decades of confusion regarding their microbiological classification and clinical significance. The aim of this study was ... -
Cerrahpaşa Tıp Fakültesi Hastanesine başvuran SARS-CoV-2 IgG reaktif bireylerde, demografik ve klinik verilerin retrospektif analizi: 1 yıllık değerlendirme
Akçin, Rüveyda; Ziver, Tevhide; Aydoğan, Okan; Zurnacı, Fatma Özlem; Özbey, Doğukan; Dinç, Harika Öykü; Daşdemir, Ferhat; Demirci, Mehmet; Sirekbasan, Serhat; Kocazeybek, Bekir Sami (Bilimsel Tıp Yayınevi, 2023)Giriş: SARS-CoV-2 IgG testleri bireyin önceden COVID-19 hastalığını geçirip geçirmediğini, aşı uygulaması sonucu oluşan antikor düzeyini ve toplumdaki COVID-19 seroprevalansını saptamak amacıyla kullanılmaktadır. Çalışmamızda ... -
COVID-19 pozitif hastalarda SARS-CoV-2 varyantlarının prevalansı
Aydoğan, Okan; Gözün Şaylan, Ezgi; Güven, Özlem; Ayaz, Akif; Yiğitbaşı, Türkan (DOC Design and Informatics Co. Ltd., 2022)Amaç: Dünya Sağlık Örgütü (DSÖ) tarafından alfa (B.1.1.7), beta (B.1.351), gamma (P.1), delta (B.1.617.2) ve omic - ron (B.1.1.529) endişe verici varyantlar (“variants of concern – VOCs”) olarak sınıflandırılmıştır. ... -
The effects of the COVID-19 pandemic on microbiology-immunology publications: Bibliometric analysis and visualization
Ekenoğlu Merdan, Yağmur; Aydoğan, Okan; Merdan, Selim (Bayrakol Medical Publisher, 2023)Aim: The aim of this study is to visualize the most cited publications, the most frequently used keywords, and the topics studied in the field of "Microbiology -Immunology" before and during the pandemic and to reveal the ... -
Heterologous booster COVID-19 vaccination elicited potent immune responses in HCWs
Saltoğlu, Neşe; Dinç, Harika Öykü; Balkan, İlker İnanç; Can, Günay; Özbey, Doğukan; Beytur, Ayşe Nur; Keskin, Elif; Budak, Beyhan; Aydoğan, Okan; Mete, Bilgül; Karaali, Rıdvan; Ergin, Sevgi (Elsevier Inc., 2022)The objective of our study was to evaluate the antibody responses of health care workers (HCWs) who were vaccinated with booster dose BNT162b2 6 months after 2 doses of the CoronoVac vaccine. The study included 318 HCWs ... -
Hidden Danger: Superbug escherichia coli isolated from urine isolates of outpatient women with uncomplicated urinary tract infection
Özdemir, Sinem; Aydoğan, Okan; Özbek, Ahmet; Çiftçi, İhsan Hakkı; Köksal Çakırlar, Fatma (AVES, 2020)BACKGROUND/AIMSEscherichia coli (E. coli) is responsible for the vast majority of uncomplicated bacterial urinary tract infection (UTI) cases in women. The high ability of the isolates to develop antimicrobial resistance ... -
Homologous or heterologous COVID-19 vaccine schemes: Comparison of immune responses and side effects
Karaali, Rıdvan; Dinç, Harika Öykü; İnanç Balkan, İlker; Can, Günay; Keskin, Elif; Çolak, Hatice; Daşdemir, Ferhat Osman; Aydoğan, Okan; Budak, Beyhan; Yıldız Kaya, Sibel; Kocazeybek, Bekir; Saltoğlu, Neşe (Elsevier Inc., 2023)Real-life data are needed regarding the appropriate time and selection of vaccination strategies, homologous or heterologous. We aimed to compare neutralizing antibody levels and side effects in different vaccination ... -
Investigation of obesity-related HAdV-36 in NAFLD patients: A case-control study
Dinç, Harika Öykü; Çizmecigil, Utku; Sulu, Cem; Yıldırım, Süleyman; Turgut, Başar C.; Sirekbasan, Serhat; Aydoğan, Okan; Durman, Tunahan; Özbey, Doğukan; Aslan, Beyza; Sonsuz, Abdullah; Zengin, Kağan; Yumuk, Volkan Demirhan; Yılmaz, Aysun; Turan, Nuri; Yılmaz, Hüseyin; Tufan Koçak, Banu; Sarıbaş, Suat; Ergin, Sevgi; Kocazeybek, Bekir (Verlag Klinisches Labor GmbH, 2023)Background: HAdV-36 leads to adipocyte proliferation of adipose tissue through E4orf1 gene, leading to the development of obesity and related diseases. We aimed to investigate the presence and any association of HAdV-36 ... -
Nasopharynceal carriace of potential pathogenic bacteria in healthy children living in Istanbul
Gönüllü, Nevriye; Yıldız, Sevilay; Aydoğan, Okan; Taner, Zeynep; Özdemir, Sinem; Akyol, Selcan; Tokman, Halit; Köksal Çakırlar, Fatma (Galenos Yayıncılık, 2020)Aim: The purpose of this study was to determine the prevalence of nasopharyngeal carriage of potentially pathogenic bacteria (especially Streptococcus pneumoniae, Haemophilus influenzae, Moraxella catarrhalis) in healthy ... -
Preoperative screening for COVID-19: Results from a clinical diagnostic laboratory
Aydoğan, Okan; Gözün Şaylan, Ezgi; Güven, Özlem; Ayaz, Akif; Yiğitbaşı, Türkan (Istanbul University, 2022)Objective: The study aimed to determine what proportion of Turkiye’s preoperative patient population has tested positive for COVID-19 and to ascertain whether the increasing or decreasing trend in the numbers of positive ... -
Rapid detection of carbapenemases and eskapeec bacteria
Aydoğan, Okan; Köksal Çakırlar, Fatma (Balkan Medical Union, 2021)Introduction. Carbapenems have been the ultimate antibiotics for the treatment of infections caused by multidrug-resistant bacteria. However, recently, carbapenems-resistant bacteria have emerged significantly. The objective ... -
Top 50 medical journals from balkan countries: A bibliometric analysis, 2000–2020
Aydoğan, Okan; Kayan Tekaüt, Gizem (Pensoft Publishers, 2021)Background: Science Citation Index Expanded (SCIE) is one of the most important indexes that medical journals aspire to be covered by. Currently, SCIE indexes 14,840 peer-reviewed journals across 178 disciplines. Among ... -
Waning immunity to inactive SARS-CoV-2 vaccine in healthcare workers: Booster required
Balkan, İlker İnanç; Dinç, Harika Öykü; Can, Günay; Karaali, Rıdvan; Özbey, Doğukan; Çağlar, Bilge; Beytur, Ayşe Nur; Keskin, Elif; Budak, Beyhan; Aydoğan, Okan; Mete, Bilgül; Ergin, Sevgi; Kocazeybek, Bekir; Saltoğlu, Neşe (Springer London Ltd, 2023)Aims Despite high vaccination rates, increasing case numbers continue to be reported with the identification of new variants of concern, and the issue of durability of the vaccine-induced immune response remains hot topic. ...