Yazar "Yılmaz, İbrahim" için listeleme
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Anandamid ve antagonistlerinin MMP-9 ilişkili hipokampüse bağlı hafıza üzerine sıçanlardaki etkilerinin farmakomoleküler düzeyde incelenmesi
Yılmaz, İbrahim (İstanbul Medipol Üniversitesi, Sağlık Bilimleri Enstitüsü, 2022)Matriks metalloproteinaz (MMP)-9'un inhibisyonu, özellikle uzun süreli potansiyasyon (LTP) ve hipokampüse bağlı hafızanın kazanılması açısından önemlidir. Bu araştırmada; agonist anandamid (AEA), biarilpirazol grubu ... -
Are biological agents toxic to human chondrocytes and osteocytes?
İşyar, Mehmet; Bilir, Bülent; Yılmaz, İbrahim; Çakmak, Selami; Yaşar Şirin, Duygu; Yıldırım Güzelant, Aliye; Mahiroğulları, Mahir (BioMed Central, 2015)Purpose: The aim of the present study is to investigate the effects of biological agents (BAs) on human chondrocytes and osteocytes in vitro. Methods: Primary cell cultures obtained from gonarthrosis patients were divided ... -
Are chondrocytes damaged when rheumatologic inflammation is suppressed?
Yıldırım Güzelant, Aliye; İşyar, Mehmet; Yılmaz, İbrahim; Yaşar Şirin, Duygu; Çakmak, Selami; Mahiroğulları, Mahir (Taylor & Francis Inc, 2017)Aim: The use of biological agents (BAs) for treating diseases such as rheumatoid arthritis (RA), spondyloarthropathy, and systemic lupus erythematosus to reduce inflammation has been fruitful. Especially as part of the ... -
Are intervertebral disc tissue cells damaged when attempting to prevent thrombus formation using dabigatran, a new oral anticoagulant?
Kaplan, Necati; Karaaslan, Numan; Yılmaz, İbrahim; Yaşar Şirin, Duygu; Akgün, Feride Sinem; Çalışkan, Tezcan; Şimşek, Abdullah Talha; Özbek, Hanefi (Turkish Neurosurgical Society, 2019)AIM: To investigate the effect of dabigatran, a new oral anticoagulant, on human primary cell cultures isolated from intact intervertebral disc tissue. MATERIAL and METHODS: Cell cultures were prepared from tissues obtained ... -
Are radio-contrast agents commonly used in discography toxic to the intact intervertebral disc tissue cells?
Karaarslan, Numan; Yılmaz, İbrahim; Özbek, Hanefi; Yaşar Şirin, Duygu; Kaplan, Necati; Çalışkan, Tezcan; Özdemir, Çiğdem; Akyuva, Yener; Ateş, Özkan (Wiley, 2019)In the literature, there have been no studies showing clear results on how radio-contrast pharmaceuticals would affect intact disc tissue cells. In this context, it was aimed to evaluate the effects of iopromide and gadoxetic ... -
Are specific gene expressions of extracellular matrix and nucleus pulposus affected by primary cell cultures prepared from intact or degenerative intervertebral disc tissues?
Karaarslan, Numan; Yılmaz, İbrahim; Özbek, Hanefi; Yaşar Şirin, Duygu; Kaplan, Necati; Akyuva, Yener; Gönültaş, Aylin; Ateş, Özkan (Turkish Neurosurgical Society, 2019)AIM: To determine the gene expression patterns of nucleus pulposus (NP) in cell cultures obtained from degenerated or intact tissues. MATERIAL and METHODS: Whereas 12 of the cases were diagnosed with lumbar disc herniation ... -
Are the leading drugs against Staphylococcus aureus really toxic to cartilage?
Doğan, Mustafa; İşyar, Mehmet; Yılmaz, İbrahim; Bilir, Bülent; Şirin, Duygu Y.; Çakmak, Selami; Mahiroğulları, Mahir (Elsevier Ltd, 2016)Many studies have shown that the toxic effects of local antibiotics on bone and cartilage limit orthopedic surgeons. In this study, we evaluated three antibacterial agents used locally to treat highly mortal and morbid ... -
Are we economically efficient enough to ıncrease the potential of in vitro proliferation of osteoblasts by means of pharmacochemical agents?
İşyar, Mehmet; Gümüştaş, Seyit Ali; Yılmaz, İbrahim; Yaşar Şirin, Duygu; Tosun, Hacı Bayram; Mahiroğulları, Mahir (Bentham Open, 2016)Background: The aim of this study was to test the necessity of using expensive and unaccesible pharmacological-chemical agents in the proliferation of bone tissue cultures and in the induction of mineralized matrix formation ... -
Are we using slow-acting symptomatic chondroprotective drugs conscious enough?
Gümüştaş, Seyit Ali; Öznam, Kadir; Mutlu, Çağrı Ata; Kaya, Yasin Emre; Yılmaz, İbrahim; İşyar, Mehmet; Yıldırım Güzelant, Aliye; Güler, Olcay; Akkaya, Semih; Mahiroğulları, Mahir (Bentham Open, 2017)Background: Osteochondral injuries constitute an entity that is widespread and can be seen in patients of all ages. Actual treatment modalities aim to relieve pain, obtain full range of movement of the joint, and improve ... -
Assessing the negative impact of phenyl alkanoic acid derivative, a frequently prescribed drug for the suppression of pain and inflammation, on the differentiation and proliferation of chondrocytes
Gümüştaş, Seyit Ali; Yılmaz, İbrahim; İşyar, Mehmet; Şirin Yaşar, Duygu; Batmaz, Ahmet Güray; Uğraş, Ali Akın; Öznam, Kadir; Çiftçi, Zafer; Mahiroğulları, Mahir (BMC, 2016)Background: Non-steroidal anti-inflammatory drugs (NSAIDs) are frequently prescribed to relieve pain and inflammation. These NSAIDs have also analgesic effects and can be administered via oral, injectable, and topical ... -
The association between different molecular weights of hyaluronic acid and CHAD, HIF-1 alpha, COL2A1 expression in chondrocyte cultures
Yaşar Şirin, Duygu; Kaplan, Necati; Yılmaz, İbrahim; Karaarslan, Numan; Özbek, Hanefi; Akyuva, Yener; Kaya, Yasin Emre; Öznam, Kadir; Akkaya, Nuray; Güler, Olcay; Akkaya, Semih; Mahiroğulları, Mahir (Spandidos Publications Ltd, 2018)The aim of the present study was to investigate the effects of three different formulations of hyaluronic acid (HA): Low molecular weight (MW) Sinovial One((R)), medium MW Viscoplus((R)) and high MW Durolane((R)), on ... -
Building production processes planning and management in classical greek era; comparison with contemporary practices
Yılmaz, İbrahim (Konya Technical University Faculty of Architecture and Design, 2023)Through the example of the Classical Greek Era, the study focuses on seeking an answer to the question of whether managerial techniques and strategies were developed in building production processes in ancient times. The ... -
Can a biodegradable implanted bilayered drug delivery system loaded with BMP-2/BMP-12 take an effective role in the biological repair process of bone-tendon injuries? A preliminary report
Kömür, Baran; Akyuva, Yener; Karaslan, Numan; İşyar, Mehmet; Gümüştaş, Seyit Ali; Yılmaz, İbrahim; Akkaya, Semih; Şirin, Duygu Yaşar; Mutlu, Çağri Ata; Batmaz, Ahmet Güray; Güler, Olcay; Mahiroğulları, Mahir (Hindawi Ltd, 2017)Background. Use of biodegradable and biocompatible materials in the orthopedic surgery is gaining popularity. In this research, the rate of controlled release of a bilayered prototype biomaterial designed to promote ... -
Chondrocyte proliferation, viability and differentiation is declined following administration of methylphenidate utilized for the treatment of attention-deficit/hyperactivity disorder
Gümüştaş, Funda; Yılmaz, İbrahim; Yaşar Şirin, Duygu; Gümüştaş, Seyit Ali; Batmaz, Ahmet Güray; İşyar, Mehmet; Akkaya, Şeyda; Mahiroğulları, Mahir (Sage Publications Ltd, 2017)Purpose: Methylphenidate (MPH) derivative drugs are used because of psychostimulants effects on attention-deficit hyperactivity disorder in children and adults. As far as we know, toxic or anti-proliferative effects of MPH ... -
Delivering growth factors through a polymeric scaffold to cell cultures containing both nucleus pulposus and annulus fibrosus
Akyuva, Yener; Kaplan, Necati; Yılmaz, İbrahim; Özbek, Hanefi; Yaşar Şirin, Duygu; Karaaslan, Numan; Güler, Olcay; Ateş, Özkan (Turkish Neurosurgical Society, 2019)AIM: To design a novel, polyvinyl alcohol (PVA)-based polymeric scaffold that permits the controlled release of insulin-like growth factor 1 (IGF-1) /bone morphogenetic protein (BMP)-2 following intervertebral disc ... -
Do we damage nucleus pulposus tissue while treating cerebrovascular ischemic neurological deficits with nimodipine?
Karaarslan, Numan; Yılmaz, İbrahim; Yaşar Şirin, Duygu; Baykız, Derya; Demirkıran, Aykut; Ateş, Özkan (2018)Aim: Nimodipine is used to prevent cerebrovascular-originated ischemic neurological deficits, yet its effects on nucleus pulposus (NP) cells or annulus fibrosus (AF) cells weren’t studied. This study aimed to examine ... -
Does leukocyte-poor or leukocyte-rich platelet-rich plasma applied with biopolymers have superiority to conventional platelet-rich plasma applications on chondrocyte proliferation?
Yaşar Şirin, Duygu; Yılmaz, İbrahim; İşyar, Mehmet; Öznam, Kadir; Mahiroğulları, Mahir (Turkish Joint Diseases Foundation, 2017)Objectives: This study aims to investigate the possible effects of leukocyte concentration in the content of platelet-rich plasma (PRP) and the administration of PRP using a drug delivery system on chondrocyte proliferation ... -
Does nimodipine, a selective calcium channel blocker, impair chondrocyte proliferation or damage extracellular matrix structures?
Kaplan, Necati; Yılmaz, İbrahim; Karaarslan, Numan; Kaya, Yasin Emre; Yaşar, Şirin, Duygu; Özbek, Hanefi (Bentham Science Publishers, 2019)Background: The study aimed to investigate the effects of the active ingredient, nimodipine, on chondrocyte proliferation and extracellular matrix (ECM) structures in cartilage tissue cells. Methods: Chondrocyte cultures ... -
Does oseltamivir protect human chondrocyte and nucleus pulposus cells from degeneration by inhibiting senescence and proinflammation mediated by the NLRP3 inflammasome and NF-κB?
Yılmaz, İbrahim; Akalan, Hande; Öznam, Kadir; Karaarslan, Numan; Yaşar Şirin, Duygu; Özbek, Hanefi (Verduci Editore s.r.l, 2022)OBJECTIVE: Recent drug design studies suggest that inflammation is among the most important factors in the development of both intervertebral disc (IVD) degeneration (IVDD) and osteoarthritis (OA) due to cartilage damage. ... -
Does transcription factor, induced by daptomycin and vancomycin, affect HIF-1α, Chondroadherin, and COL2A1?
Karaarslan, Numan; Yılmaz, İbrahim; Yaşar Şirin, Duygu; Özbek, Hanefi; Kaya, Yasin Emre; Akyuva, Yener; Kaplan, Necati; Doğan, Mustafa; Gümüştaş, Seyit Ali; Ateş, Özkan; Erdem, İlknur (Inonu University School of Medicine, 2018)Aim: In this study, it was firstly aimed to investigate the effect of Daptomycin (DAP) on the proliferation in Vancomycin (VCM)-administered primary chondrocyte cultures and non-drug-administered primary chondrocyte cultures. ...