ORCID "0000-0001-8421-3625" WoS İndeksli Yayınlar Koleksiyonu için listeleme
-
An alternative DNA extraction method for detection of Blastocystis spp. in human fecal samples
Karasartova, Djursun; Güreser, Ayşe Semra; Ruh, Emrah; Türegün Atasoy, Buse; Çalgın, Mustafa Kerem; Taşçı, Leyla; Taylan Özkan, Hikmet Ayşegül (Academic Press Inc., 2018)Polymerase chain reaction (PCR) is an effective technique for diagnosis of Blastocystis infection. Notably, DNA isolation procedure is extremely critical for the PCR step. In the present study, a recently described extraction ... -
Anti-Pneumococcal Vaccine-Induced Cellular Immune Responses in Post-Traumatic Splenectomized Individuals
Karasartova, Djursun; Gazi, Umut; Tosun, Özgür; Güreser, Ayşe Semra; Şahiner, İbrahim Tayfun; Dolapçı, Mete; Taylan Özkan, Hikmet Ayşegül (Springer New York LLC, 2017)Splenectomy is associated with increased risk of overwhelming post-splenectomy infections despite proper anti-pneumococcal vaccination. As most studies concentrated on vaccination-induced humoral immunity, the cellular ... -
Bacterial and protozoal pathogens found in ticks collected from humans in Corum province of Turkey
Karasartova, Djursun; Güreser, Ayşe Semra; Gökçe, Tuncay; Çelebi, Bekir; Yapar, Derya; Keskin, Adem; Çelik, Selim; Ece, Yasemin; Erenler, Ali Kemal; Usluca, Selma; Mumcuoğlu, Kosta Yani; Taylan Özkan, Hikmet Ayşegül (Public Library of Science, 2018)Background: Tick-borne diseases are increasing all over the word, including Turkey. The aim of this study was to determine the bacterial and protozoan vector-borne pathogens in ticks infesting humans in the Corum province ... -
Basic problems in serological diagnosis of cystic echinococcosis
Güreser, Ayşe Semra; Karasartova, Djursun; Taylan Özkan, Hikmet Ayşegül (AVES, 2019)Cystic echinococcosis (CE), which occurs in rural areas during most seasons, is an important public health problem in Turkey. Although the disease does not discriminate among age and gender, its occurrence is greater in ... -
Blastocystosis in post-traumatic splenectomized patients
Karasartova, Djursun; Güreser, Ayşe Semra; Zorlu, Musa; Türegün Atasoy, Buse; Taylan Özkan, Hikmet Ayşegül; Dolapçı, Mete (Elsevier Ireland Ltd, 2016)Background/aims The aim of this study was to determine the prevalence and significance of intestinal protozoa, specially Blastocystis spp., and to perform PCR-based subtype classification for understanding the importance ... -
Colon perforation and Budd-Chiari syndrome in Behçet’s disease
Baş, Yılmaz; Güney, Güven; Uzbay, Pınar; Zobacı, Ethem; Ardalı, Selin; Taylan Özkan, Hikmet Ayşegül (Medical Science International, 2015)Objective: Unusual clinical course Background: Behçet’s disease is a chronic inflammatory disease involving multiple systems, with vasculitis being the most important pathological feature. Multiple colon perforations are ... -
Cryptosporidium species and Cryptosporidium parvum subtypes in dairy calves and goat kids reared under traditional farming systems in Turkey
Taylan Özkan, Hikmet Ayşegül; Yaşa Duru, Sibel; Usluca, Selma; Lysen, Colleen; Ye, Jianbin; Roellig, Dawn M.; Feng, Yaoyu; Xiao, Lihua (Academic Press Inc., 2016)Molecular characterizations of Cryptosporidium spp. in ruminants reared under traditional animal management systems are scarce and studies conducted thus far have revealed largely an absence of the pathogenic and zoonotic ... -
Çorum'da akut gastroenteritli çocuklarda rotavirüs ve adenovirüs saptanma sıklığı
Güreser, Ayşe Semra; Karasartova, Djursun; Taşçı, Leyla; Boyacıoğlu, Zehra İlkay; Taylan Özkan, Hikmet Ayşegül (Bilimsel Tıp Yayınevi, 2017)Giriş: Çocukluk çağı akut gastroenteritlerine en sık rotavirüs ve adenovirüs yol açmakta ve kesin tanı için laboratuvar testleri gerekmektedir. Çalışmamızda, hastanemize başvuran akut gastroenteritli çocuklarda immünokromatografik ... -
Detection and identification of cutaneous leishmaniasis isolates by culture, polymerase chain reaction and sequence analyses in Syrian and Central Anatolia patients
Beyhan, Yunus Emre; Karakuş ,Mehmet; Karagöz, Alper; Mungan, Mesut; Taylan Özkan, Hikmet Ayşegül; Hökelek, Murat (Saudi Arabian Armed Forces Hospital, 2017)Objectives: To characterize the cutaneous leishmaniasis (CL) isolates of Syrian and Central Anatolia patients at species levels. Methods: Skin scrapings of 3 patients (2 Syrian, 1 Turkish) were taken and examined by direct ... -
The effect of splenectomy on the levels of PCV-13-induced memory B- and T cells
Gazi, Umut; Karasartova, Djursun; Şahiner, İbrahim Tayfun; Güreser, Ayşe Semra; Tosun, Özgür; Derici, Mehmet Kürşat; Dolapçı, Mete; Taylan Özkan, Hikmet Ayşegül (Blackwell Publishing Ltd, 2018)Aim: Splenectomised patients are associated with lifelong risk of fatal overwhelming post-splenectomy infection (OPSI), which is mostly caused by Streptococcus pneumoniae. Today OPSI cases can still be reported even in ... -
Helmintoterapi
Gazi, Umut; Taylan Özkan, Hikmet Ayşegül (Bilimsel Tıp Yayınevi, 2017)Helmintoterapi, inflamatuvar ve otoimmün hastalıkların tedavisine yardımcı olmak amacıyla konak bağışıklık sisteminin nematodlar başta olmak üzere bazı helmintlerin kullanılmasıyla uyarılmasıdır. Ülkelerin gelişmişlik ... -
Investigation of pregnancy-associated malaria by microscopy, rapid diagnostic test and PCR in Bandundu, the Democratic Republic of Congo
Ruh, Emrah; Bateko, Jean Paul; Imir, Turgut; Taylan Özkan, Hikmet Ayşegül (Oxford University Press, 2018)Background: The study was conducted to investigate malaria prevalence among a group of women in the Democratic Republic of Congo (DRC) who received intermittent preventive treatment in pregnancy with sulfadoxine-pyrimethamine ... -
Is “dried stool spots on filter paper method (DSSFP)” more sensitive and effective for detecting Blastocystis spp. and their subtypes by PCR and sequencing?
Seyer, Ayşe; Karasartova, Djursun; Ruh, Emrah; Güreser, Ayşe Semra; Imir, Turgut; Taylan Özkan, Hikmet Ayşegül (Springer Verlag, 2016)PCR and DNA sequencing are currently the diagnostic methods of choice for detection of Blastocystis spp. and their suptypes. Fresh or frozen stool samples have disadvantages in terms of several aspects such as transportation, ... -
Leishmaniasis in Northern Cyprus: Human cases and their association with risk factors
Ruh, Emrah; Bostancı, Ayşegül; Kunter, Vasfiye; Tosun, Özgür; Imir, Turgut; Schallig, Henk; Taylan Özkan, Hikmet Ayşegül (Malaria Research Center, 2017)Background & objectives: Cyprus is located in the eastern part of the Mediterranean Region where leishmaniasis is endemic. The primary objective of this study was to investigate human visceral leishmaniasis (VL) in the ... -
Molecular identification of sulfadoxine-pyrimethamine resistance in malaria infected women who received intermittent preventive treatment in the Democratic Republic of Congo
Ruh, Emrah; Bateko, Jean Paul; İmir, Turgut; Taylan Özkan, Hikmet Ayşegül (BioMed Central Ltd., 2018)Background: Point mutations in Plasmodium falciparum dihydrofolate reductase (Pfdhfr) and dihydropteroate synthase (Pfdhps) genes which confer resistance to sulfadoxine-pyrimethamine (SP) occur at increasing rates. The ... -
A pediatric case of fascioliasis with eosinophilic pneumonia
Bayhan, Gülsüm İclal; Batur, Abdulsamet; Taylan Özkan, Hikmet Ayşegül; Demirören, Kaan; Beyhan, Yunus Emre (Turkish Journal of Pediatrics, 2016)Fasciolia spp. are common trematode infestations worldwide. Fasciolia spp. may lead to hepatic diseases in the acute phase and may cause biliary diseases in the chronic phase. In addition, Fasciolia spp. may rarely cause ... -
The role of T reg population in pathogenesis of Crimean Congo hemorrhagic fever
Gazi, Umut; Yapar, Derya; Karasartova, Djursun; Güreser, Ayşe Semra; Akdoğan, Özlem; Ünal, Özgür; Baykam, Nurcan; Taylan Özkan, Hikmet Ayşegül (Elsevier B.V., 2018)Crimean-Congo hemorrhagic fever (CCHF) is a severe human infection caused by CCHF virus (CCHFV). Today, although the literature on CCHF pathogenesis is still limited, it is thought to be associated with immunosuppression ... -
Serological screening of West Nile virus among blood donors in northern Cyprus
Balaman, Nagat; Gazi, Umut; Imir, Turgut; Şanlıdağ, Tamer; Ruh, Emrah; Tosun, Özgür; Özgül, Aykut; Taylan Özkan, Hikmet Ayşegül (Wiley, 2020)Background: West Nile virus (WNV) is a neurotropic arbovirus that can also be transmitted through blood transfusion. Even though its geographic distribution has been expanding, there has not yet been any epidemiological ... -
Usnic acid causes apoptotic-like death in Leishmania major, L. infantum and L. tropica
Derici, Mehmet Kürşat; Cansaran Duman, Demet; Taylan Özkan, Hikmet Ayşegül (Springer Verlag, 2018)Leishmaniasis, a deadly parasitic infection, threatens many people worldwide. Since the high cost, toxicity, and resistance are drawbacks of current treatment options, it is necessary to find safer and more effective new ...