Yazar "Tümkaya, Levent" için listeleme
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The effects of dexmedetomidine on trauma-induced secondary injury in rat brain
Şen, Ahmet; Erdivanlı, Başar; Tümkaya, Levent; Uydu, Hüseyin Avni; Mercantepe, Tolga; Batçık, Şule; Özdemir, Abdullah (Taylor & Francis Ltd., 2023)Background: The objective of this study was to investigate the effect of dexmedetomidine (Dex), a sedative drug with little or no depressant effect on respiratory centers, on secondary injury in rat brain tissue by means ... -
Effects of exposure to 2100 MHz GSM-like radiofrequency electromagnetic field on auditory system of rats
Çeliker, Metin; Özgür, Abdulkadir; Tümkaya, Levent; Terzi, Suat; Yılmaz, Mustafa; Kalkan, Yıldıray; Erdoğan, Ender (Assoc Brasileira Otorrinolaringologia & Cirurgia Cervicofacial, 2017)Introduction: the use of mobile phones has become widespread in recent years. Although beneficial from the communication viewpoint, the electromagnetic fields generated by mobile phones may cause unwanted biological changes ... -
Effects of gadodiamide and gadoteric acid on lung tissue: A comparative study
Çeliker, Fatma Beyazal; Tümkaya, Levent; Suzan, Zehra T.; Topçu, Atilla; Mercantepe, Tolga; Çınar, Seda; Yazıcı, Zihni Açar; Yılmaz, Adnan (Wiley, 2022)We set out to investigate the effects of gadodiamide and gadoteric acid, used for magnetic resonance imaging, on the lungs. In this study, 32 male Sprague Dawley rats were used. These were allocated into four groups; The ... -
Effects of gadodiamide and gadoteric acid on rat kidneys: A comparative study
Çeliker, Fatma Beyazal; Tümkaya, Levent; Mercantepe, Tolga; Beyazal, Mehmet; Turan, Arzu; Beyazal Polat, Hatice; Suzan, Zehra Topal; İnecikli, Mehmet Fatih; Akyıldız, Kerimali; Yılmaz, Adnan (Wiley, 2019)Background Gadolinium-based contrast agents are complex chelates to provide contrast in NRI. However, recent studies have highlighted the deposition of free Gd+3 ion in various tissues. Purpose To evaluate the histopathological ... -
Effects of gadolinium-based contrast agents on submandibular gland tissue in rats
Çeliker, Fatma Beyazal; Tümkaya, Levent; Yılmaz, Adnan; Coşkun, Zerrin Özergin; Çeliker, Metin; Oğhan, Fatih; Mercantepe, Tolga; Terzi, Suat; Dursun, Engin (Springer, 2018)The aim of this prospective animal study is to investigate the influence of multiple administrations of macrocyclic ionic (gadoteric acid) and linear nonionic (gadodiamide) gadolinium-based contrast agents (GBCA) on ... -
Effects of gadolinium-based MRI contrast agents on liver tissue
Mercantepe, Tolga; Tümkaya, Levent; Çeliker, Fatma Beyazal; Suzan, Zehra Topal; Çınar, Seda; Akyıldız, Kerimali; Mercantepe, Filiz; Yılmaz, Adnan (Wiley, 2018)BackgroundPurposeMRI with contrast is often used clinically. However, recent studies have reported a high accumulation of gadolinium-based contrast agents (GBCAs) in kidney, liver, and spleen tissues in several mouse models. ... -
Effects of hyperbaric oxygen and iloprost on intestinal ischemia-reperfusion induced acute lung injury
Yılmaz, Yeliz; Tümkaya, Levent (Korean Surgical Society, 2019)Purpose: To research the effects of iloprost (IL) and hyperbaric oxygen (HBO) combination treatment on lung injury and on tumor necrosis factor alpha (TNF-alpha), myeloperoxidase (MPO), malondialdehyde (MDA), and soluble ... -
Effects of infliximab against carbon tetrachloride-induced intestinal injury via lipid peroxidation and apoptosis
Pergel, Ahmet; Tümkaya, Levent; Çolakoğlu, Muhammed Kadri; Demiral, Gökhan; Kalcan, Süleyman; Özdemir, Ali; Mercantepe, Tolga; Yılmaz, Adnan (Sage Publications Ltd, 2019)Carbon tetrachloride (CCL4) is often employed in the production of chlorofluorocarbons, petroleum refining, oil and rubber processing, and laboratory applications. Oral, subcutaneous, and inhalation exposure to CCL4 in ... -
Effects of infliximab against carbon tetrachloride-induced spleen toxicity in rats
Bahçeci, İlkay; Tümkaya, Levent; Mercantepe, Tolga; Yılmaz, H.; İbik, Y.E.; Duran, Ömer Faruk; Arslan, Nurgül (Verduci Publisher, 2023)OBJECTIVE: Carbon tetrachloride (CCl4 ) is a non-polar molecule used in industry in grain curing, insect-killing and especially in the production of chlorofluorocarbons. It is estimated that an average of 70,000 industry ... -
Effects of infliximab against methotrexate toxicity in splenic tissue via the regulation of CD3, CD68, and C200R in rats
Mercantepe, Tolga; Tümkaya, Levent; Mercantepe, Filiz (Karger, 2018)Methotrexate (MTX), which has been used in clinical practice for approximately 70 years, is still widely employed in the treatment of rheumatoid arthritis (RA), psoriasis, and cancer. Although MTX toxicity causes nephrotoxicity, ... -
The effects of infliximab on laminin, NF kappa B, and Anti-TNF expression through Its effect on ischemic liver tissue
Akdoğan, Remzi Adnan; Kalkan, Yıldıray; Tümkaya, Levent; Rakıcı, Halil; Akdoğan, Elif (Hindawi Ltd, 2016)The aim of this study was to investigate the possible protective effects of infliximab on expression of laminin, anti-TNF, and NF kappa B in the rat hepatic cells after ischemia/reperfusion (I/R). A total of 30 male Wistar ... -
The effects of long-term doppler ultrasound exposure in the prenatal period on renal tissue physiology in rats
Çeliker, Fatma Beyazal; Tümkaya, Levent; Mercantepe, Tolga; Zengin, Ertan; Beyazal, Mehmet; Turan, Arzu; Polat, Hatice Beyazal; Suzan, Zehra Topal; Yılmaz, Adnan (Taylor & Francis Inc., 2022)Doppler ultrasonography (DUSG) is widely used for fetal evaluations. This study investigated the effects of new generation Doppler ultrasound application at different frequencies during pregnancy on postnatal renal ... -
Effects of long-term Doppler ultrasound exposure on cochlea and cochlear nucleus in prenatal period in an experimental model
Çeliker, Metin; Beyazal Çeliker, Fatma; Tümkaya, Levent; Oğhan, Fatih; Özgür, Abdulkadir; Mercantepe, Tolga; Terzi, Suat; Beyazal, Mehmet; Turan, Arzu; Çınar, Seda; Zengin, Ertan; Demir, Emine; Dursun, Engin (Taylor & Francis Ltd., 2021)Background New generation Doppler ultrasonography (DUSG) application effects on cochlea and cochlear nucleus (CN) are unclear. We aimed to investigate the effects of new generation DUSG application at different frequencies ... -
The effects of long-term prenatal exposure to 900, 1800, and 2100 MHz electromagnetic field radiation on myocardial tissue of rats
Bozok, Şahin; Karaağaç, Ertürk; Şener, Dila; Akakın, Dilek; Tümkaya, Levent (Sage Publications, 2022)It is well-known that wireless communication technologies facilitate human life. However, the harmful effects of electromagnetic field (EMF) radiation on the human body should not be ignored. In the present study, we ... -
The effects of mobile phone exposure on mast cells in rat dura mater
Tümkaya, Levent; Kalkan, Yıldıray; Gökçe, Fatih Mehmet; Erdivanlı, Başar; Yılmaz, Adnan; Bahçeci, İlkay; Yazıcı, Zihni Açar; Mercantepe, Tolga (Soc Chilena Anatomia, 2019)Mobile phone use has increased rapidly. the central nervous system has been shown to be adversely affected by its electromagnetic field (EMF) resulting in headache and sleep disturbances. How the cells make up the CNS and ... -
The effects of N-acetylcysteine on radiotherapy-induced small intestinal damage in rats
Mercantepe, Filiz; Topçu, Atilla; Rakıcı, Sema; Tümkaya, Levent; Yılmaz, Adnan (Sage Publications Ltd, 2019)Six million cancer patients worldwide receive radiotherapy, either alone or in combination with other cancer treatments annually. the purpose of this study was to investigate, at the structural and molecular levels, the ... -
Effects of sugammadex and rocuronium mast cell number and degranulation in rat liver
Tomak, Yakup; Yılmaz, Adnan; Bostan, Habib; Tümkaya, Levent; Altuner, Durdu; Kalkan, Yıldıray; Erdivablı, Başar (Wiley, 2012)We investigated the effect of rocuronium- and sugammadex-induced mast cell increase and degranulation in rat portal triads. Forty-two rats, in six groups, received either rocuronium 1 mg.kg -1; sugammadex 15 mg.kg -1; ... -
Effects of sugammadex on immunoreactivity of calcineurin in rat testes cells after neuromuscular block: A pilot study
Kalkan, Yıldıray; Tümkaya, Levent; Bostan, Habib; Tomak, Yakup; Yılmaz, Adnan (Springer, 2012)Reversal of neuromuscular blockage induced by steroidal neuromuscular blocking agents such as rocuronium can be achieved using normal dose of sugammadex, which has been shown to be very effective for such reversal. In this ... -
The effects of TNF-alpha inhibitors on carbon tetrachloride-induced nephrotoxicity
Özdemir, Ali; Tümkaya, Levent; Kalcan, Süleyman; Uyan, Mikail; Karakaya, Ahmet; Demiral, Gökhan; Samancı, Tuğba Çelik; Mercantepe, Tolga; Cüre, Medine Cumhur; Cüre, Erkan (Taylo & Francis Ltd., 2021)Objectives: Carbon tetrachloride (CCl4), employed in various industrial fields, can cause acute damage in renal tissues. This study investigated the therapeutic effect of the TNF-alpha inhibitor Infliximab on TGF-beta and ... -
The effects of topiramate on methotrexate- induced pancreatic injury
Mercantepe, Filiz; Tümkaya, Levent (Necmettin Erbakan Üniversitesi, Meram Tıp Fakültes, 2023)Amaç: Bu çalışmada metotreksat ilişkili pankreas hasarında topiramatın pankreasın Langerhans adacık hücreleri üzerine olan etkisinin araştırılması amaçlandı. Gereçler ve Yöntem: Çalışma 04 Temmuz- 24 Temmuz 2022 tarihinde ...
