Yazar "Hermann, Dirk M." için listeleme
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ACKR3 regulates platelet activation and ischemia-reperfusion tissue injury
Rohlfing, Anne-Katrin; Kolb, Kyra; Sigle, Manuel; Ziegler, Melanie; Bild, Alexander; Münzer, Patrick; Sudmann, Jessica; Dicenta, Valerie; Harm, Tobias; Manke, Mailin-Christin; Geue, Sascha; Kremser, Marcel; Chatterjee, Madhumita; Liang, Chunguang; Eysmondt, Hendrik von; Dandekar, Thomas; Heinzmann, David; Günter, Manina; Ungern-Sternberg, Saskia von; Büttcher, Manuela; Castor, Tatsiana; Mencl, Stine; Langhauser, Friederike; Sies, Katharina; Ashour, Diyaa; Beker, Mustafa Çağlar; Lämmerhofer, Michael; Autenrieth, Stella E.; Schäffer, Tilman E.; Laufer, Stefan; Szklanna, Paulina; Maguire, Patricia; Heikenwalder, Matthias; Müller, Karin Anne Lydia; Hermann, Dirk M.; Kılıç, Ertuğrul; Stumm, Ralf; Ramos, Gustavo; Kleinschnitz, Christoph; Borst, Oliver; Langer, Harald F.; Rath, Dominik; Gawaz, Meinrad (Nature Research, 2022)Platelet activation plays a critical role in thrombosis. Inhibition of platelet activation is a cornerstone in treatment of acute organ ischemia. Platelet ACKR3 surface expression is independently associated with all-cause ... -
Adipose-derived mesenchymal stem cells reduce autophagy in stroke mice by extracellular vesicle transfer of miR-25
Kuang, Yaoyun; Zheng, Xuan; Zhang, Lin; Ai, Xiaoyu; Venkataramani, Vivek; Kılıç, Ertuğrul; Hermann, Dirk M.; Majid, Arshad; Baehr, Mathias; Doeppner, Thorsten R. (Taylor & Francis Ltd, 2020)Grafted mesenchymal stem cells (MSCs) yield neuroprotection in preclinical stroke models by secreting extracellular vesicles (EVs). The neuroprotective cargo of EVs, however, has not yet been identified. To investigate ... -
Age-associated resilience against ischemic injury in mice exposed to transient middle cerebral artery occlusion
Beker, Mustafa Çağlar; Aydınlı, Fatmagül İlayda; Çağlayan, Ahmet Burak; Beker, Merve; Baygül, Oğuzhan; Çağlayan, Aysun; Popa-Wagner, Aurel; Doeppner, Thorsten R.; Hermann, Dirk M.; Kılıç, Ertuğrul (Springer, 2023)Ischemic stroke is the leading cause of death and disability. Although stroke mainly affects aged individuals, animal research is mostly one on young rodents. Here, we examined the development of ischemic injury in young ... -
CCL11 differentially affects post-stroke brain injury and neuroregeneration in mice depending on age
Lieschke, Simone; Zechmeister, Bozena; Haupt, Matteo; Zheng, Xuan; Jin, Fengyan; Hein, Katharina; Weber, Martin S.; Hermann, Dirk M.; Bähr, Mathias; Kılıç, Ertuğrul; Doeppner, Thorsten R. (MDPI, 2020)CCL11 has recently been shown to differentially affect cell survival under various pathological conditions including stroke. Indeed, CCL11 promotes neuroregeneration in neonatal stroke mice. The impact of CCL11 on the adult ... -
Conditioned medium derived from neural progenitor cells induces long-term post-ischemic neuroprotection, sustained neurological recovery, neurogenesis, and angiogenesis
Doeppner, Thorsten R.; Traut, Viktorija; Heidenreich, Alexander; Kaltwasser, Britta; Bosche, Bert; Bahr, Mathias; Hermann, Dirk M. (Springer, 2017)Adult neural progenitor cells (NPCs) induce post-ischemic long-term neuroprotection and brain remodeling by releasing of survival- and plasticity-promoting mediators. To evaluate whether secreted factors may mimic ... -
Developing a novel tool to assess the ability to self-administer medication - A systematic evaluation of patients' video recordings in the ABLYMED study
Luegering, Anneke; Langner, Robert; Wilm, Stefan; Doeppner, Thorsten R.; Hermann, Dirk M.; Frohnhofen, Helmut; Gronewold, Janine (Frontiers Media S.A., 2023)Background: Older people often experience medication management problems due to multimorbidity, polypharmacy and medication complexity. There is often a large gap between patients' self-reported and actual abilities to ... -
Emerging roles of extracellular vesicle-associated non-coding RNAs in hypoxia: Insights from cancer, myocardial infarction and ischemic stroke
Hermann, Dirk M.; Xin, Wenqiang; Baehr, Mathias; Giebel, Bernd; Doeppner, Thorsten R. (Ivyspring International Publisher, 2022)Hypoxia is a central pathophysiological component in cancer, myocardial infarction and ischemic stroke, which represent the most common medical conditions resulting in long-term disability and death. Recent evidence suggests ... -
Extracellular vesicles from hypoxia-preconditioned microglia promote angiogenesis and repress apoptosis in stroke mice via the TGF-beta/Smad2/3 pathway
Zhang, Lin; Wei, Wei; Ai, Xiaoyu; Kılıç, Ertuğrul; Hermann, Dirk M.; Venkataramani, Vivek; Baehr, Mathias; Doeppner, Thorsten R. (Springer Nature, 2021)Systemic transplantation of oxygen-glucose deprivation (OGD)-preconditioned primary microglia enhances neurological recovery in rodent stroke models, albeit the underlying mechanisms have not been sufficiently addressed. ... -
HMG-CoA reductase inhibition promotes neurological recovery, peri-lesional tissue remodeling, and contralesional pyramidal tract plasticity after focal cerebral ischemia
Kılıç, Ertuğrul; Reitmeir, Raluca; Kılıç, Ülkan; Çağlayan, Ahmet Burak; Beker, Mustafa Çağlar; Kelestemur, Taha; Ethemoğlu, Muhsine Sinem; Öztürk, Gürkan; Hermann, Dirk M. (Frontiers Research Foundation, 2014)3-Hydroxy-3-methylglutaryl-coenzyme A (HMG-CoA) reductase inhibitors are widely used for secondary stroke prevention. Besides their lipid-lowering activity, pleiotropic effects on neuronal survival, angiogenesis, 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. ... -
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 ... -
Knockdown of NEAT1 prevents post-stroke lipid droplet agglomeration in microglia by regulating autophagy
Pan, Yongli; Xin, Wenqiang; Wei, Wei; Tatenhorst, Lars; Graf, Irina; Popa-Wagner, Aurel; Gerner, Stefan T.; Huber, Sabine E.; Kılıç, Ertuğrul; Hermann, Dirk M.; Bähr, Mathias; Huttner, Hagen B.; Doeppner, Thorsten Roland (Springer Science and Business Media Deutschland GmbH, 2024)Background: Lipid droplets (LD), lipid-storing organelles containing neutral lipids like glycerolipids and cholesterol, are increasingly accepted as hallmarks of inflammation. The nuclear paraspeckle assembly transcript 1 ... -
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 ... -
Lithium promotes long-term neurological recovery after spinal cord injury in mice by enhancing neuronal survival, gray and white matter remodeling, and long-distance axonal regeneration
Balçıkanlı, Zeynep; Çulha, İrem; Dilsiz, Pelin; Aydın, Mehmet Şerif; Ateş, Nilay; Beker, Mustafa Çağlar; Baltacı, Saltuk Buğra; Koç, Halil İbrahim; Yiğitbaşı, Ahmet; Gündoğar, Mustafa; Doeppner, Thorsten Roland; Hermann, Dirk M. (Frontiers Media S.A., 2022)Spinal cord injury (SCI) induces neurological deficits associated with long-term functional impairments. Since the current treatments remain ineffective, novel therapeutic options are needed. Besides its effect on bipolar ... -
Lithium-induced neuroprotection in stroke involves increased miR-124 expression, reduced RE1-silencing transcription factor abundance and decreased protein deubiquitination by GSK3 beta inhibition-independent pathways
Doeppner, Thorsten Roland; Kaltwasser, Britta; Sanchez-Mendoza, Eduardo H.; Çağlayan, Ahmet Burak; Baehr, Mathias; Hermann, Dirk M. (Sage Publication Inc., 2017)Lithium promotes acute poststroke neuronal survival, which includes mechanisms that are not limited to GSK3 inhibition. However, whether lithium induces long-term neuroprotection and enhanced brain remodeling is unclear. ... -
Long-term treatment with chloroquine increases lifespan in middle-aged male mice possibly via autophagy modulation, proteasome inhibition and glycogen metabolism
Doeppner, Thorsten R.; Coman, Cristin; Burdusel, Daiana; Ancuta, Diana Larisa; Brockmeier, Ulf; Pirici, Daniel Nicolae; Kuang Yaoyun; Hermann, Dirk M.; Popa Wagner, Aurel (Impact Journals LLC, 2022)Previous studies have shown that the polyamine spermidine increased the maximum life span in C. elegans and the median life span in mice. Since spermidine increases autophagy, we asked if treatment with chloroquine, an ... -
Nanodrugs for the treatment of ischemic stroke: A systematic review
Ruscu, Mihai; Cercel, Andreea; Kılıç, Ertuğrul; Çatalın, Boğdan; Gresita, Andrei; Hermann, Dirk M.; Albu, Carmen Valeria; Popa-Wagner, Aurel (MDPI, 2023)Ischemic stroke, a significant neurovascular disorder, currently lacks effective restorative medication. However, recently developed nanomedicines bring renewed promise for alleviating ischemia’s effects and facilitating ...