ORCID "0000-0001-6494-8923" Makale Koleksiyonu için listeleme
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The indirect NMDAR inhibitor flupirtine induces sustained post-ischemic recovery, neuroprotection and angioneurogenesis
Jaeger, Hanna; Pehlke, Jens; Kaltwasser, Britta; Kılıç, Ertuğrul; Baehr, Mathias; Hermann, Dirk; Doeppner, Thorsten (Impact Journals, 2015)N-methyl-D-aspartate receptor (NMDAR) activation induces excitotoxicity, contributing to post-stroke brain injury. Hitherto, NMDAR deactivation failed in clinical trials due to insufficient pre-clinical study designs and ... -
Inhibition of fatty acid synthesis aggravates brain injury, reduces blood-brain barrier integrity and impairs neurological recovery in a murine stroke model
Janssen, Lisa; Ai, Xiaoyu; Zheng, Xuan; Wei, Wei; Çağlayan, Ahmet Burak; Kılıç, Ertuğrul; Wang, Ya-chao; Hermann, Dirk M.; Venkataramani, Vivek; Baehr, Mathias; Doeppner, Thorsten R. (Frontiers Media SA, 2021)Inhibition of fatty acid synthesis (FAS) stimulates tumor cell death and reduces angiogenesis. When SH-SY5Y cells or primary neurons are exposed to hypoxia only, inhibition of FAS yields significantly enhanced cell injury. ... -
Interaction of melatonin and Bmal1 in the regulation of PI3K/AKT pathway components and cellular survival
Beker, Mustafa Çağlar; Çağlayan, Berrak; Çağlayan, Ahmet Burak; Kelestemur, Taha; Yalçın, Esra; Çağlayan, Aysun; Kılıç, Ülkan; Baykal, Ahmet Tarık; Reiter, Russel J.; Kılıç, Ertuğrul (Nature Publishing Group, 2019)The circadian rhythm is driven by a master clock within the suprachiasmatic nucleus which regulates the rhythmic secretion of melatonin. Bmal1 coordinates the rhythmic expression of transcriptome and regulates biological ... -
Ischemic post-conditioning induces post-stroke neuroprotection via Hsp70-mediated proteasome inhibition and facilitates neural progenitor cell transplantation
Doeppner, Thorsten R.; Doehring, Maria; Kaltwasser, Britta; Majid, Arshad; Lin, Fengyan; Bahr, Mathias; Kılıç, Ertuğrul; Hermann, Dirk M. (Humana Press Inc, 2017)In view of the failure of pharmacological therapies, alternative strategies promoting post-stroke brain repair are needed. Post-conditioning is a potentially promising therapeutic strategy, which induces acute neuroprotection ... -
Lentivirally administered glial cell line-derived neurotrophic factor promotes post-ischemic neurological recovery, brain remodeling and contralesional pyramidal tract plasticity by regulating axonal growth inhibitors and guidance proteins
Beker, Merve; Çağlayan, Ahmet Burak; Beker, Mustafa Çağlar; Altunay, Serdar; Karaçay, Reyda; Dalay, Arman; Altıntaş, Mehmet Özgen; Torun Köse, Gamze; Hermann, Dirk M.; Kılıç, Ertuğrul (Academic Press Inc Elsevier Science, 2020)Owing to its potent longterm neuroprotective and neurorestorative properties, glial cell line-derived neurotrophic factor (GDNF) is currently studied in neurodegenerative disease clinical trials. However, little is known ... -
Lithium modulates miR-1906 levels of mesenchymal stem cell-derived extracellular vesicles contributing to poststroke neuroprotection by toll-like receptor 4 regulation
Haupt, Matteo; Zheng, Xuan; Kuang, Yaoyun; Lieschke, Simone; Janssen, Lisa; Bosche, Bert; Jin, Fengyan; Hein, Katharina; Kılıç, Ertuğrul; Venkataramani, Vivek; Hermann, Dirk M.; Bahr, Mathias; Doeppner, Thorsten R. (Wiley, 2021)Lithium is neuroprotective in preclinical stroke models. In addition to that, poststroke neuroregeneration is stimulated upon transplantation of mesenchymal stem cells (MSCs). Preconditioning of MSCs with lithium further ... -
Melatonin affects the release of exosomes and tau-content in in vitro amyloid-beta toxicity model
Ozansoy, Mehmet; Ozansoy, Muzaffer Beyza; Yuluğ, Burak; Çankaya, Şeyda; Kılıç, Ertuğrul; Göktekin, Şule; Kılıç, Ülkan (Elsevier Science Ltd., 2020)Background: Recent studies have been revealed that oxidative damage is the main cause of aging and age-related neurodegenerative diseases like Alzheimer's disease (AD). Melatonin is secreted from the pineal gland and its ... -
Minocycline increases in-vitro cortical neuronal cell survival after laser induced axotomy
Yuluğ, Burak; Ozansoy, Mehmet; Alökten, Merve; Çetin Ozansoy, Muzaffer Beyza; Çankaya, Şeyda; Hanoğlu, Lütfü; Kılıç, Ülkan; Kılıç, Ertuğrul (2020)Antibiotic therapies targeting multiple regenerative mechanisms have the potential for neuroprotective effects, but the diversity of experimental strategies and analyses of non-standardised therapeutic trials are challenging. ... -
Neural progenitor cell-derived extracellular vesicles enhance blood-brain barrier integrity by NF-kappa B (Nuclear Factor-kappa B)-dependent regulation of ABCB1 (ATP-Binding Cassette Transporter B1) in stroke mice
Zhang, Lin; Graf, Irina; Kuang, Yaoyun; Zheng, Xuan; Haupt, Matteo; Majid, Arshad; Kılıç, Ertuğrul; Hermann, Dirk M.; Psychogios, Marios-Nikos; Weber, Martin S.; Ochs, Jasmin; Baehr, Mathias; Doeppner, Thorsten R. (Lippincott Williams & Wilkins, 2021)Objective: Extracellular vesicles (EVs) derived from neural progenitor cells enhance poststroke neurological recovery, albeit the underlying mechanisms remain elusive. Since previous research described an enhanced poststroke ... -
Neuroprotective effect of lithium in cold- induced traumatic brain injury in mice
Çiftci, Elvan; Karaçay, Reyda; Çağlayan, Aysun; Altunay, Serdar; Ateş, Nilay; Altıntaş, Mehmet Özgen; Doeppner, Thorsten Roland; Yuluğ, Burak; Kılıç, Ertuğrul (Elsevier, 2020)Apart from its well-established therapeutic activity on bipolar disorder and depression, lithium exerts neuroprotective activity upon neurodegenerative disorders, such as traumatic brain injury (TBI). However, the cellular ... -
Normobaric oxygen treatment improves neuronal survival functional recovery and axonal plasticity after newborn hypoxia-ischemia
Keleştemur, Taha; Beker, Mustafa Çağlar; Çağlayan, Ahmet Burak; Çağlayan, Berrak; Altunay, Serdar; Kutlu, Selim; Kılıç, Ertuğrul (Elsevier, 2020)Background: Newborn hypoxia ischemia (HI) is one of the most prevalent cases in the emergency and can result from fetal hypoxia during delivery. In HI, restricted blood supply to the fetal brain may cause epilepsy or mental ... -
Particular phosphorylation of PI3K/Akt on Thr308 via PDK-1 and PTEN mediates melatonin's neuroprotective activity after focal cerebral ischemia in mice
Kılıç, Ülkan; Çağlayan, Ahmet Burak; Beker, Mustafa Çağlar; Günal, Mehmet Yalçın; Çağlayan, Berrak; Yalçın, Esra; Keleştemur, Taha; Gündoğdu, Reyhan Zeynep; Yuluğ, Burak; Yılmaz, Bayram; Kerman, Bilal Ersen; Kılıç, Ertuğrul (Elsevier Sciences Bv, 2017)Apart from its potent antioxidant property, recent studies have revealed that melatonin promotes PI3K/Akt phosphorylation following focal cerebral ischemia (FCI) in mice. However, it is not clear (i) whether increased ... -
Phosphodiesterase 10A deactivation induces long-term neurological recovery, peri-infarct remodeling and pyramidal tract plasticity after transient focal cerebral ischemia in mice
Beker, Mustafa Çağlar; Pençe, Mahmud Esad; Yağmur, Sümeyya; Çağlayan, Berrak; Çağlayan, Aysun; Kılıç, Ülkan; Yelkenci, Hayriye Ecem; Altıntaş, Mehmet Özgen; Çağlayan, Ahmet Burak; Doeppner, Thorsten Roland; Hermann, Dirk M.; Kılıç, Ertuğrul (Academic Press Inc., 2022)The phosphodiesterase (PDE) superfamily comprises enzymes responsible for the cAMP and cGMP degradation to AMP and GMP. PDEs are abundant in the brain, where they are involved in several neuronal functions. High PDE10A ... -
Phosphodiesterase 10A is a critical target for neuroprotection in a mouse model of ischemic stroke
Beker, Mustafa Çağlar; Çağlayan, Ahmet Burak; Altunay, Serdar; Özbay, Elif; Ateş, Nilay; Keleştemur, Taha; Çağlayan, Berrak; Kılıç, Ülkan; Doeppner, Thorsten Roland; Hermann, Dirk Matthias; Kılıç, Ertuğrul (Springer, 2022)Phosphodiesterase 10A (PDE10A) hydrolyzes adenosine 3 ',5 '-cyclic monophosphate (cAMP) and guanosine 3 ',5 '-cyclic monophosphate (cGMP). It is highly expressed in the striatum. Recent evidence implied that PDE10A may be ... -
Phosphorylation of PI3K/Akt at Thr308, but not phosphorylation of MAPK kinase, mediates lithium-induced neuroprotection against cerebral ischemia in mice
Ateş, Nilay; Çağlayan, Aysun; Balçıkanlı, Zeynep; Sertel, Elif; Beker, Mustafa Çağlar; Dilsiz, Pelin; Çağlayan, Ahmet Burak; Çelik, Süleyman; Daşdelen, Muhammed Furkan; Çağlayan, Berrak; Yiğitbaşı, Türkan; Özbek, Hanefi; Doeppner, Thorsten Roland; Hermann, Dirk Matthias; Kılıç, Ertuğrul (Academic Press Inc., 2022)Lithium, in addition to its effect on acute and long-term bipolar disorder, is involved in neuroprotection after ischemic stroke. Yet, its mechanism of action is still poorly understood, which was only limited to its ... -
Post-stroke transplantation of adult subventricular zone derived neural progenitor cells - A comprehensive analysis of cell delivery routes and their underlying mechanisms
Doeppner, Thorsten Roland; Kaltwasser, Britta; Teli, Mahesh; Sánchez-Mendoza, Eduardo; Kılıç, Ertuğrul; Baehr, Mathias; Hermann, Dirk Matthias (Academic Press, 2015)With neuroprotective approaches having failed until recently, current focus on experimental stroke research has switched towards manipulation of post-ischemic neuroregeneration. Transplantation of subventricular zone (SVZ) ... -
Protective effect of lutein/zeaxanthin isomers in traumatic brain injury in mice
Günal, Mehmet Yalçın; Şakul, Ayşe Arzu; Çağlayan, Ahmet Burak; Erten, Füsun; Durmaz Kurşun, Öznur Ece; Kılıç, Ertuğrul; Şahin, Kazım (Springer, 2021)Previous studies revealed that oxidative stress and inflammation are the main contributors to secondary injury after traumatic brain injury (TBI). In an earlier study, we reported that lutein/zeaxanthin isomers (L/Zi) exert ... -
The role of circadian rhythm in the regulation of cellular protein profiles in the brain
Beker, Mustafa Çağlar; Kılıç, Ertuğrul (The Scientific and Technological Research Council of Turkey, 2021)Background/aim: Circadian rhythm plays a significant role in the regulation of almost all kinds of physiological processes. In addition, it may also have a direct or indirect effect on the neurodegenerative processes, ... -
Role of erythropoietin and its receptor in the development of endometriosis in rats
Günal, Mehmet Yalçın; Ozansoy, Mehmet; Kılıç, Ülkan; Keskin, İlknur; Özdemir, Ekrem Musa; Aslan, İsmail; Eren, Zehra; Ersavaş, Cenk; Kılıç, Ertuğrul (Galenos Yayıncılık, 2019)Objective: Besides its hematopoietic function, erythropoietin (EPO) may protect tissues from degenerative disorders. As such, EPO and its receptors were revealed in nonhematopoietic cells, including stromal and endometrial ... -
Striatal dopaminergic neurons as a potential target for GDNF based ischemic stroke therapy
Beker, Mustafa Çağlar; Beker, Merve; Çağlayan, Ahmet Burak; Bolat, Busenur; Kılıç, Ülkan; Köse, Gamze; Kılıç, Ertuğrul (Turkey Clinics, 2022)Background/aim: Glial cell-line-derived neurotrophic factor (GDNF) is a well-known regulatory neurotrophic factor on dopaminergic neurons. Several pathologies have been documented so far in case of any impairment in the ...