Scopus İndeksli Yayınlar Koleksiyonu by Institution Author "Tümkaya, Levent"
Now showing items 81-100 of 130
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Pathological findings observed in the kidneys of postnatal male rats exposed to the 2100 MHz electromagnetic field
Bedir, Recep; Tümkaya, Levent; Mercantepe, Tolga; Yılmaz, Adnan (Elsevier Science Inc, 2018)Background. the widespread use by young people of modern communication devices such as mobile phones means that they are particularly exposed to electromagnetic fields (EMF) and other problems. However, few studies have ... -
Pelvic radiation-induced testicular damage: an experimental study at 1 gray
Rakıcı, Sema Yılmaz; Güzel, Ali İrfan; Tümkaya, Levent; Nalkıran, Hatice Sevim; Mercantepe, Tolga (Taylor & Francis Inc, 2020)Therapeutic radiation of the pelvic region has been shown to cause damage to testicular germ cells. in this study we aimed to evaluate the effects of a low therapeutic dose of 1 Gy on the induction of cellular and histological ... -
Periodontitis exacerbates the renal degenerative effects of obesity in rats
Kurt-Bayrakdar, Sevda; Köse, Oğuz; Altın, Ahmet; Akyıldız, Kerimali; Mercantepe, Tolga; Bostan, Semih Alperen; Köse, Taha Emre; Tümkaya, Levent; Yılmaz, Adnan (Wiley, 2021)Background/objectives Obesity and periodontitis are systemic subclinical inflammatory diseases with established negative renal effects. The aim of this animal study was to thoroughly investigate the possible effects of ... -
The potential antioxidant effect of N-acetylcysteine on X-ray ionizing radiation-induced pancreas islet cell toxicity
Yılmaz, Hamit; Mercantepe, Tolga; Tümkaya, Levent; Merca; Yılmaz, Adnan; Rakıcı, Sema Yılmaz (Elsevier, 2023)Purpose Previous research has highlighted the impact of X-ray irradiation-induced organ damage, on cancer patients after radiation therapy. The ionizing radiation-induced oxidative stress causes injury to the pancreatic ... -
Prenatal effects of a 1,800-MHz electromagnetic field on rat livers
Tümkaya, Levent; Yılmaz, Adnan; Akyıldız, Kerimali; Mercantepe, Tolga; Yazıcı, Zihni Acar; Yılmaz, Hamit (Karger, 2019)The use of devices, including mobile phones, generating electromagnetic fields (EMF) is widespread and is progressively increasing. It has also been shown that EMF may have detrimental effects. This is the first study to ... -
The protective effect of adalimumab on renal injury in a model of abdominal aorta cross-clamping
Cüre, Medine Cumhur; Cüre, Erkan; Kalkan, Yıldıray; Tümkaya, Levent; Aydın, İbrahim; Kırbaş, Aynur; Efe, Hasan; Kurt, Aysel; Yüce, Süleyman (Wroclaw Medical Univ, 2016)Background. Adalimumab (ADA) is a potent inhibitor of tumor necrosis factor (TNF-alpha). ADA treatment suppresses proinflammatory cytokines, leading to a decrease or inhibition of the inflammatory process. Objectives. the ... -
Protective effect of astaxanthin against cisplatin-induced gastrointestinal toxicity in rats
Yılmaz, Yeliz; Tümkaya, Levent; Mercantepe, Tolga; Akyıldız, Kerimali (Springer Wien, 2022)Background the aim of the present study was to demonstrate astaxanthin's attenuating effects against cisplatin (CIS)-induced gastrointestinal toxicity in a rat model. Methods Thirty-two Wistar rats (weight 200-250 g) were ... -
The protective effect of astaxanthin against cisplatin-induced nephrotoxicity in rats
Akça, Görkem; Eren, Hüseyin; Tümkaya, Levent; Mercantepe, Tolga; Horsanali, Mustafa Ozan; Deveci, Ezgi; Yılmaz, Adnan (Elsevier France-Editions Scientifiques Medicales Elsevier, 2018)Purpose: the aim of this experimental study was to investigate the antioxidant effects of astaxanthin against cisplatin-induced nephrotoxicity in rats. Methods: Forty-eight male Sprague-Dawley rats weighing 264.83 +/- 7.39 ... -
The protective effect of astaxanthin on cisplatin-induced ototoxicity
Terzi, Suat; Özgür, Abdulkadir; Çeliker, Metin; Mercantepe, Tolga; Yılmaz, Adnan; Tümkaya, Levent; Kaya, Şeyma; Demir, Emine; Dursun, Engin (Wroclaw Medical Univercity, 2021)Background. Promising studies have been conducted with many substances to reduce the ototoxic effects of cisplatin, but there is no treatment that completely eliminates the ototoxic effect. Objectives. To determine the ... -
The protective effect of infliximab against carbon tetrachloride-induced acute lung injury
Kurt, Aysel; Tümkaya, Levent; Yüce, Süleyman; Türüt, Hasan; Cüre, Medine Cumhur; Şehitoğlu, İbrahim; Kalkan, Yıldıray; Pusuroğlu, Gökhan; Cüre, Erkan (Mashhad Univ Med Sciences, 2016)Objective(s): Carbon tetrachloride (CCl4) causes pulmonary toxicity. Infliximab (Ib) is a potent inhibitor of tumor necrosis factor-alpha (TNF-alpha). We aimed to investigate whether Ib has a protective effect on CCl4 ... -
Protective effect of infliximab against carbon tetrachloride-induced hepatotoxicity
Şehitoğlu, İbrahim; Tümkaya, Levent; Bedir, Recep; Özer, Ender; Cüre, Medine Cumhur; Yüce, Süleyman; Kalkan, Yıldıray; Cüre, Erkan (Begell House Inc, 2015)Carbon tetrachloride (CCl4), a solvent frequently used in industry, can cause acute liver failure and liver fibrosis. Infliximab (Ib), a potent tumor necrosis factor alpha blocker, has a protective effect on the liver. ... -
Protective effect of infliximab on methotrexate-induced liver injury in rats: Unexpected drug interaction
Cüre, Erkan; Kırbaş, Aynur; Tümkaya, Levent; Cüre, Medine Cumhur; Kalkan, Yıldıray; Yılmaz, Arif; Yüce, Süleyman (Wolters Kluwer Medknow Publications, 2015)Aims: Although methotrexate (mtx) is a widely used agent to treat cancer and inflammatory diseases, its hepatotoxic effect limits for clinical utility. We aimed to investigate whether infliximab (inf), an inhibitor of tumor ... -
Protective effect of resveratrol against methotrexate-induced oxidative stress in the small intestinal tissues of rats
Arslan, Aynur; Özçiçek, Fatih; Çimen, Ferda Keskin; Altuner, Durdu; Yaralı, Oğuzhan; Kurt, Nezahat; Tümkaya, Levent; Öztürk, Cengiz; Süleyman, Halis (E-Century Publishing Corp, 2015)The effect of resveratrol on the damage induced by methotrexate (MTX) in rat duodenum and jejunum tissue was investigated and evaluated in comparison with famotidine. the rats were divided into four groups as healthy group ... -
Protective effect of tea grape extract on cisplatin-induced muscle atrophy: A morphological study
Balık, Mehmet Sabri; Tümkaya, Levent; Mercantepe, Tolga; Yılmaz, Adnan; Balık, Gülşah; Topçu, Atilla; Yazıcı, Zihni Açar (Kowsar Publ, 2018)Background: Even though Cisplatin (Cis) is known to be organotoxic, it is used in neoplastic chemotherapy. in skeletal muscles, the toxic effect manifests as atrophy. Objectives: the tea grape extract (TGE) is a sort of ... -
Protective effect of thymoquinone in preventing trauma-related damage: an experimental study
Erdivanlı, Başar; Özdemir, Abdullah; Şen, Ahmet; Mercantepe, Tolga; Kazdal, Hızır; Uydu, Hüseyin Avni; Tümkaya, Levent (Taylo & Francis Ltd., 2021)Background Secondary injury is a potentially modifiable factor of outcome in traumatic brain injury. This study aimed to investigate thymoquinone's effects on trauma-induced neuronal damage. Methods Eighteen adult female ... -
Protective effect of vaccinium myrtillus extract on x-ray irradiation-induced retinal toxicity via enos and 8-ohdgexpression
Fındık, Hüseyin; Aslan, Mehmet Gökhan; Okutucu, Murat; Yılmaz, Adnan; Tümkaya, Levent; Mercantepe, Tolga; Akyıldız, Kerimali; Uzun, Fatma (Karger, 2023)Every year, hundreds of thousands of cancer patients receive radiotherapy treatment. Oxidative stress is observed in healthy tissues due to irradiation exposure. The present study is the first to address the effects of ... -
Protective effect of whortleberry extract on salivary gland damage induced by neck irradiation in rats
Özgür, Abdulkadir; Terzi, Suat; Özdemir, Doğukan; Tümkaya, Levent; Rakıcı, Sema; Mercantepe, Tolga; Yılmaz, Adnan; Çeliker, Metin; Dursun, Engin (Sage Publications Inc, 2019)Radiotherapy is a method of treatment used on malignant head and neck tumors; however, it may lead to adverse effects by influencing other tissues because its effects are not specific to tumor tissues. These adverse effects ... -
The protective effects of adalimumab on intestinal injury induced with infrarenal aortic occlusion
Pergel, Ahmet; Tümkaya, Levent; Demiral, Gökhan; Çolakoğlu, Muhammet Kadri; Kalcan, Süleyman; Özdemir, Ali; Mercantepe, Tolga; Erdivanlı, Başar; Yılmaz, Adnan (Turkish Assoc Trauma Emergency Surgery, 2020)BACKGROUND: the present study aims to observe the effects of ischemia-reperfusion (IR) on small intestines at a molecular level and to prospectively assess the potential preventive role of adalimumab (ADA) and antioxidants. ... -
Protective effects of amifostine, curcumin and caffeic acid phenethyl ester against cisplatin-induced testis tissue damage in rats
Mercantepe, Tolga; Ünal, Deniz; Tümkaya, Levent; Yazıcı, Zihni Açar (Spandidos Publ Ltd, 2018)Cisplatin is an effective antineoplastic drug that is usually used to treat a number of different types of cancer in the clinic. One of the most notable side effects of cisplatin use is infertility. the present study was ...