Yayınlar
<p><strong>MAKALELER</strong></p>
<ul>
<li>Gürpinar Tosun Ö, Köseoğlu Eser Ö. Antibiotic Susceptibility Profile and Biofilm Formation in Sequential Chronic Pseudomonas aeruginosa Isolates from Pediatric Patients with Cystic Fibrosis. Mikrobiyol Bul. 2025 Apr;59(2):145-157.</li>
<li>Unalan-Altintop T, Demirci-Duarte S, Koseoglu-Eser O, Gundogdu A, Cakar A, Gulesen R, Levent B, Altun B, Sancak B, Gür D. <i>Salmonella</i> serovars in a tertiary hospital in Turkey, 2015-2017: molecular epidemiology, antimicrobial resistance and molecular characteristics of resistance mechanisms. Afr Health Sci. 2025 Jun;25(2):70-78. </li>
<li>Belman S, Lefrancq N, Nzenze S, Downs S, du Plessis M, Lo SW; Global Pneumococcal Sequencing Consortium; McGee L, Madhi SA, von Gottberg A, Bentley SD, Salje H. Geographical migration and fitness dynamics of Streptococcus pneumoniae. Nature. 2024 Jul;631(8020):386-392.</li>
<li>Özdede M, Zarakolu P, Metan G, Köseoğlu Eser Ö, Selimova C, Kızılkaya C, Elmalı F, Akova M. Predictive modeling of mortality in carbapenem-resistant <i>Acinetobacter baumannii</i> bloodstream infections using machine learning. J Investig Med. 2024 Oct;72(7):684-696.</li>
<li>Alp A, Taşçı O, Ergin A, Köseoğlu Eser Ö. COVID-19 Pandemisi Öncesi ve Sonrasında Solunum Yolu Virüs Paneli PCR Test Sonuçlarının Değerlendirilmesi [Evaluation of the Respiratory Viral Panel PCR Test Results Before and After COVID-19 Pandemic]. Mikrobiyol Bul. 2022 Oct;56(4):667-681.</li>
<li>Lo SW, Mellor K, Cohen R, Alonso AR, Belman S, Kumar N, Hawkins PA, Gladstone RA, von Gottberg A, Veeraraghavan B, Ravikumar KL, Kandasamy R, Pollard SAJ, Saha SK, Bigogo G, Antonio M, Kwambana-Adams B, Mirza S, Shakoor S, Nisar I, Cornick JE, Lehmann D, Ford RL, Sigauque B, Turner P, Moïsi J, Obaro SK, Dagan R, Diawara I, Skoczyńska A, Wang H, Carter PE, Klugman KP, Rodgers G, Breiman RF, McGee L, Bentley SD, Muñoz-Almagro C, Varon E; Global Pneumococcal Sequencing Consortium. Emergence of a multidrug-resistant and virulent Streptococcus pneumoniae lineage mediates serotype replacement after PCV13: an international whole-genome sequencing study. Lancet Microbe. 2022 Oct;3(10):e735-e743. doi: 10.1016/S2666-5247(22)00158-6.</li>
<li>Gladstone RA, Siira L, Brynildsrud OB, Vestrheim DF, Turner P, Clarke SC, Srifuengfung S, Ford R, Lehmann D, Egorova E, Voropaeva E, Haraldsson G, Kristinsson KG, McGee L, Breiman RF, Bentley SD, Sheppard CL, Fry NK, Corander J, Toropainen M, Steens A; Global Pneumococcal Sequencing Consortium. International links between Streptococcus pneumoniae vaccine serotype 4 sequence type (ST) 801 in Northern European shipyard outbreaks of invasive pneumococcal disease. Vaccine. 2022 Feb 11;40(7):1054-1060. </li>
<li>Nigiz Ş, Hazırolan G, Köseoglu Eser Ö, Gür D. First Detection of <i>Klebsiella pneumoniae</i> Isolate Co-Harboring Fosfomycin Resistance Gene <i>fosA3</i> and <i>bla</i>ctx-m Among Gram Negative Urine Isolates in a Turkish Hospital. Microb Drug Resist. 2022 Mar;28(3):317-321.</li>
<li>Ndlangisa KM, du Plessis M, Lo S, de Gouveia L, Chaguza C, Antonio M, Kwambana-Adams B, Cornick J, Everett DB, Dagan R, Hawkins PA, Beall B, Corso A, Grassi Almeida SC, Ochoa TJ, Obaro S, Shakoor S, Donkor ES, Gladstone RA, Ho PL, Paragi M, Doiphode S, Srifuengfung S, Ford R, Moïsi J, Saha SK, Bigogo G, Sigauque B, Eser ÖK, Elmdaghri N, Titov L, Turner P, Kumar KLR, Kandasamy R, Egorova E, Ip M, Breiman RF, Klugman KP, McGee L, Bentley SD, von Gottberg A, The Global Pneumococcal Sequencing Consortium. A <i>Streptococcus pneumoniae</i> lineage usually associated with pneumococcal conjugate vaccine (PCV) serotypes is the most common cause of serotype 35B invasive disease in South Africa, following routine use of PCV. Microb Genom. 2022 Apr;8(4).</li>
<li>Zarakolu P, Eser ÖK, Otlu B, Gürpınar Ö, Özakın C, Akalın H, Köksal İ, Ünal S. In-vitro activity of fosfomycin against <i>Escherichia</i><i>coli</i> and <i>Klebsiella</i><i>pneumoniae</i> bloodstream isolates and frequency of OXA-48, NDM, KPC, VIM, IMP types of carbapenemases in the carbapenem-resistant groups. J Chemother. 2022 Jul;34(4):235-240.</li>
<li>D'Aeth JC, van der Linden MP, McGee L, de Lencastre H, Turner P, Song JH, Lo SW, Gladstone RA, Sá-Leão R, Ko KS, Hanage WP, Breiman RF, Beall B, Bentley SD, Croucher NJ; GPS Consortium. The role of interspecies recombination in the evolution of antibiotic-resistant pneumococci. Elife. 2021 Jul 14;10:e67113.</li>
<li>Demirci-Duarte S, Unalan-Altintop T, Eser OK, Cakar A, Altun B, Sancak B, Gur D. Prevalence of O25b-ST131 clone and fosfomycin resistance in urinary Escherichia coli isolates and their relation to CTX-M determinant. Diagn Microbiol Infect Dis. 2020 Sep;98(1):115098. </li>
<li>Gladstone RA, Lo SW, Goater R, Yeats C, Taylor B, Hadfield J, Lees JA, Croucher NJ, van Tonder AJ, Bentley LJ, Quah FX, Blaschke AJ, Pershing NL, Byington CL, Balaji V, Hryniewicz W, Sigauque B, Ravikumar KL, Almeida SCG, Ochoa TJ, Ho PL, du Plessis M, Ndlangisa KM, Cornick JE, Kwambana-Adams B, Benisty R, Nzenze SA, Madhi SA, Hawkins PA, Pollard AJ, Everett DB, Antonio M, Dagan R, Klugman KP, von Gottberg A, Metcalf BJ, Li Y, Beall BW, McGee L, Breiman RF, Aanensen DM, Bentley SD; The Global Pneumococcal Sequencing Consortium., Visualizing variation within Global Pneumococcal Sequence Clusters (GPSCs) and country population snapshots to contextualize pneumococcal isolates., Microb Genom. 2020 May;6(5):e000357.</li>
<li>Duruel O, Berker E, Özşin-Özler C, Gharibzadeh-Hızal M, Gürpınar Ö, Eryılmaz-Polat S, Ataman-Duruel ET, Tan Ç, Karabulut E, Tekçiçek M, Eser ÖK, Kiper N, Tezcan İ. Levels of pro- and anti-inflammatory cytokines in cystic fibrosis patients with or without gingivitis. Cytokine. 2020 Mar;127:154987.</li>
<li>Altınok Ö., Boral B., Ergin A., Eser Ö., Existence of Biofilm and Biofilm-Associated Virulence Genes inMulti-Drug Resistant Invasive Acinetobacter baumannii isolates., Mikrobiyoloji Bulteni, cilt.54, ss.40-49,2020</li>
<li>Lo SW, Gladstone RA, van Tonder AJ, Du Plessis M, Cornick JE, Hawkins PA, Madhi SA, Nzenze SA, Kandasamy R, Ravikumar KL, Elmdaghri N, Kwambana-Adams B, Almeida SCG, Skoczynska A, Egorova E, Titov L, Saha SK, Paragi M, Everett DB, Antonio M, Klugman KP, Li Y, Metcalf BJ, Beall B, McGee L, Breiman RF, Bentley SD, von Gottberg A; Global Pneumococcal Sequencing Consortium. A mosaic tetracycline resistance gene tet(S/M) detected in an MDR pneumococcal CC230 lineage that underwent capsular switching in South Africa. J Antimicrob Chemother. 2020 Mar 1;75(3):512-520.</li>
<li>Aydogan TB, Gurpinar O, Eser OK, Mathyk BA, Ergen A. A new look at the etiology of interstitial cystitis/bladder pain syndrome: extraordinary cultivations. Int Urol Nephrol. 2019 Nov;51(11):1961-1967. </li>
<li>Boral B, Unaldi Ö, Ergin A, Durmaz R, Eser ÖK; Acinetobacter Study Group. A prospective multicenter study on the evaluation of antimicrobial resistance and molecular epidemiology of multidrug-resistant Acinetobacter baumannii infections in intensive care units with clinical and environmental features. Ann Clin Microbiol Antimicrob. 2019 Jul 2;18(1):19.</li>
<li>Lo S., Gladstone R., Van T., Lees J., Du P., Benisty R., Givon-Lavi N., Hawkins P.,Cornick J., Kwambana-Adams B.,et al., Pneumococcal lineages associated with serotype replacement and antibiotic resistance in childhood invasive pneumococcal disease in the post-PCV13 era: an internationalwhole-genome sequencing study., The Lancet Infectious Diseases, cilt.19, ss.759-769,2019</li>
<li>Van T., Gladstone R.,Lo S.,Nahm M.,Du P.,Cornick J.,KwambanaAdams B.,Madhi S.,Hawkins P.,Benisty R.,et al., Putative novel cps loci in a large global col ection of pneumococci., Microbial genomics, cilt.5,2019</li>
<li>Gladstone R., Lo S., Lees J.,Croucher N., Van T., Corander J., Page A., Martinen P., Bentley L., Ochoa T., et al., International genomic definition of pneumococcal lineages, to contextualise disease, antibiotic resistance and vaccine impact., EBio Medicine, cilt.43, ss.338-346,2019</li>
<li>Epping L., Van T., Gladstone R., The G., Bentley S., Page A., Keane J., SeroBA: rapid high-throughput serotyping of Streptococcus pneumoniae fromwhole genome sequence data., Microbial genomics, cilt.4,2018 12.</li>
<li>Lo SW, Gladstone RA, van Tonder AJ, Hawkins PA, Kwambana-Adams B, Cornick JE, Madhi SA, Nzenze SA, du Plessis M, Kandasamy R, Carter PE, Eser ÖK, Ho PL, Elmdaghri N, Shakoor S, Clarke SC, Antonio M, Everett DB, von Gottberg A, Klugman KP, McGee L, Breiman RF, Bentley SD. Global Distribution of Invasive Serotype 35D Streptococcus pneumoniae Isolates following Introduction of 13-Valent Pneumococcal Conjugate Vaccine. J Clin Microbiol. 2018 Jun 25;56(7):e00228-18.</li>
<li>Suzuk Yıldız S., Simsek H., Coplu N, Gulay Z, Uamdss C.G., National Antimicrobial Resistance Surveillance System (NAMRSS) external quality assessment studies: 2011-2016. Mikrobiyol Bul. 2017 Jul;51(3):247-259.</li>
<li>Metan G., Ilbay A., Eser O.K., Ünal S., Zarakolu P., A Silent Epidemic of Colistin- and Carbapenem-Resistant Enterobacteriaceae at a Turkish University Hospital Infection Control and Hospital Epidemiology, cilt.38, ss.254-257,2017</li>
<li>Zarakolu P., Eser O.K., Aladag E., Al-Zahranı I.A., Day K.M., Atmaca O., Boral B., Çakır B., Perry J.D., Akova M., Epidemiology of carbapenem-resistant Klebsiel a pneumoniae colonization: a surveil ance study at a Turkish university hospital from2009 to 2013, Diagnositc Microbiology and Infectious Disease, cilt.85, ss.466-470,2016</li>
<li>Bakteriyel Biyofilmler. Özge Altınok, Öznur Gürpınar, Özgen Eser. Özge ALTINOK, Öznur GÜRPINAR, Özgen ESER. Tıp Fakültesi Klinikleri Dergisi, 2018; Cilt1, Sayı 2, 45 – 51.</li>
<li>Eser OK, Ergin A, Hascelik G. Antimicrobial Activity of Copper Alloys Against Invasive Multidrug-Resistant Nosocomial Pathogens. Curr Microbiol. 2015 Aug;71(2):291-5.</li>
<li>Eser OK, Altun Uludağ H, Ergin A, Boral B, Sener B, Hasçelik G. Carbapenem resistance in ESBL positive Enterobacteriaceae isolates causing invasive infections]. Mikrobiyol Bul. 2014 Jan;48(1):59-69.</li>
<li>Saribas Z, Ergun H, Mamuk S, Köseoglu-Eser O, Melli M. Critical appraisal of air pouch infection model in rats. Ann Clin Lab Sci. 2012 Winter;42(1):50-6. </li>
</ul>
<p><strong>BİLDİRİLER </strong></p>
<ul>
<li>Kistik fibrozis periodontal hastalık ilişkisinin klinik ve mikrobiyolojik olarak değerlendirilmesi. Onurcem Duruel, Ezel Berker, Cansu Özşin Özler, Mina Gharibzadeh-Hızal, Öznur Gürpınar, Sanem Eryılmaz-Polat, Emel Tuğba Ataman-Duruel, Meryem Tekçiçek, Özgen Eser, Nural Kiper. Klimud 2019 Kongresi. Poster Bildirisi.</li>
<li>İnvaziv ve noninvaziv Acinetobacter baumannii klinik izolatlarında biyofilm yapımı ve virülans ilişkisi. Öznur Gürpınar, Alper Ergin, Pınar Zarakolu, Özgen Eser. TMC 2018 Kongresi. Sözlü Bildiri.</li>
<li>Peynir Üretim Aşamalarından Elde Edilmiş Enterobacteriaceae İzolatlarında Antibiyotik Direnç Genlerinin Varlığı ve Isısal Direnç. Seda Özdikmenli Tepeli, Özgen Eser, Öznur Gürpınar, Yeşim Beşli, Nükhet Nilüfer Zorba. TMC 2018 Kongresi. Sözlü Bildiri.</li>
<li>İnterstisyel Sistit Etiyolojisinde Kapsamlı Mikrobiyolojik Tanının Rolü: İleriye Dönük Bir Vaka-Kontrol Çalışması. Tahsin Batuhan Aydoğan, Öznur Gürpınar, Özgen Eser, Ali Ergen. Ankem 2018 Kongresi. Sözlü Bildiri.</li>
<li>Kinolon dirençli ve duyarlı invaziv Escherichia coli kan izolatlarında ST131/H30 Klon/Subklonunun virulans ile ilişkisi. Öznur Gürpınar, Ahmet İlbay, Gökhan Metan, Pınar Zarakolu, Özgen Köseoğlu Eser. Klimud 2017 Kongresi. Sözlü Bildiri.</li>
<li>İnvaziv Escherichia coli kan izolatlarında karbapenemaz varlığının hızlı tanısı. Öznur Gürpınar, Pınar Zarakolu, Özgen Köseoğlu Eser. Poster Bildirisi.</li>
<li>Kan yolu enfeksiyonlarından izole edilen Escherichia coli’lerde karbapenem direnç genleri ve ST131/H30 varlığı. Öznur Gürpınar, Ahmet İlbay, Gökhan Metan, Pınar Zarakolu, Özgen Köseoğlu Eser. TMC 2016 Kongresi. Sözlü Bildiri.</li>
<li>Çok ilaca dirençli Acinetobacter baumannii izolatlarında tigesiklin duyarlılığı. TMC 2016 Kongresi. Poster Bildirisi. Öznur Gürpınar, Barış Boral, Alper Ergin, Özgen Köseoğlu Eser.</li>
</ul>