Kurum Yazarı "Şirin, Duygu Yaşar" Tıp Fakültesi Koleksiyonu İçin Listeleme
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Are biological agents toxic to human chondrocytes and osteocytes?
İşyar, Mehmet; Bilir, Bülent; Yılmaz, İbrahim; Çakmak, Selami; Şirin, Duygu Yaşar; Yıldırım Güzelant, Aliye; Mahiroğulları, Mahir (Bmc, 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; Şirin, Duygu Yaşar; Çakmak, Selami; Mahiroğulları, Mahir (Taylor & Francis Ltd, 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 radio-contrast agents commonly used in discography toxic to the intact intervertebral disc tissue cells?
Karaarslan, Numan; Yılmaz, İbrahim; Özbek, Hanefi; Şirin, Duygu Yaşar; Kaplan, Necati; Çalışkan, Tezcan; 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; Yasar Şirin, Duygu; Kaplan, Necati; Akyuva, Yener; Ateş, Özkan (Turkish Neurosurgical Soc, 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 reallytoxic to cartilage?
Doğan, Mustafa; İşyar, Mehmet; Yılmaz, İbrahim; Bilir, Bülent; Şirin, Duygu Yaşar; Çakmak, Selami; Mahiroğulları, Mahir (Elsevier Science London, 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 ... -
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, Duygu Yaşar; Batmaz, Ahmet Güray; Uğraş, Ali Akın; Mahiroğulları, Mahir; Çiftçi, Zafer (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
Şirin, Duygu Yaşar; Kaplan, Necati; Yılmaz, İbrahim; Karaarslan, Numan; Özbek, Hanefi; Akyuva, Yener; Mahiroğulları, Mahir (Spandidos Publ 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 ... -
Can transcription factors in the intervertebral disc of lopinavir/ritonavir prevent degeneration in the nucleus pulposus by mediating the regulation of inflammation through signaling pathways?
Yılmaz, I.; Akalan, Hande; Karaarslan, N.; Şirin, Duygu Yaşar; Kaplan, N.; Doğan, Mustafa; Özbek, H. (Verduci Publisher, 2022)OBJECTIVE: This study was con-ducted to examine whether lopinavir/ritonavir (Lop/r), an HIV protease inhibitor, can improve disc physiology and slow down intervertebral disc (IVD) degeneration through in vitro experimental ... -
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; Şirin, Duygu Yaşar; Karaarslan, Numan; Ateş, Özkan (Turkish Neurosurgical Soc, 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; Şirin, Duygu Yaşar; Baykız, Derya; Demirkiran, 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 Nimodipine, a Selective Calcium Channel Blocker, Impair Chondrocyte Proliferation or Damage Extracellular Matrix Structures?
Kaplan, Necati; Yılmaz, İbrahim; Karaarslan, Numan; Kaya, Yasin Emre; Şirin, Duygu Yaşar; Özbek, Hanefi (Bentham Science Publ Ltd, 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 transcription factor, induced by daptomycin and vancomycin, affect HIF-1?, Chondroadherin, and COL2A1?
Karaarslan, Numan; Yılmaz, İbrahim; Şirin, Duygu Yaşar; Özbek, Hanefi; Kaya, Yasin Emre; Akyuva, Yener; Doğan, Mustafa; Erdem, İlknur (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. ... -
Effect of naproxen on proliferation and differentiation of primary cell cultures isolated from human cartilage tissue
Karaarslan, Numan; Batmaz, Ahmet Güray; Yılmaz, İbrahim; Özbek, Hanefi; Çalışkan, Tezcan; Şirin, Duygu Yaşar; Ateş, Özkan (Spandidos Publ Ltd, 2018)Non-steroidal anti-inflammatory drugs (NSAIDs) that are applied through oral, injectable or topical routes have been widely used in painful and inflammatory musculoskeletal diseases. The current study aimed to determine ... -
Effects of etanercept, a tumor necrosis factor receptor fusion protein, on primary cell cultures prepared from intact human intervertebral disc tissue
Çalışkan, Tezcan; Şirin, Duygu Yaşar; Karaarslan, Numan; Yılmaz, İbrahim; Özbek, Hanefi; Akyuva, Yener; Ateş, Özkan; Şimşek, Abdullah Talha (Spandidos Publ Ltd, 2019)The aim of the present study was to investigate the effects of etanercept (ETA), a tumor necrosis factor (TNF) inhibitor, on human cell cultures prepared from intact intervertebral disc tissue. ETA is used as a treatment ... -
The effects of rivaroxaban, an oral anticoagulant, on human IVD primary cultures
Çalışkan, Tezcan; Akalan, Hande; Yılmaz, İbrahim; Karaarslan, Numan; Şirin, Duygu Yaşar; Özbek, Hanefi (Termedia Publishing House Ltd, 2022)Introduction: The present study aimed to investigate the potential effects of rivaroxaban, an oral anticoagulant that inhibits the effects of factor Xa, on intact intervertebral disc tissue cells and the extracellular ... -
Evaluation of the effect of apixaban on the primary intact intervertebral disc cell cultures
Akgün, Feride Sinem; Karaarslan, Numan; Yılmaz, İbrahim; Özbek, Hanefi; Şirin, Duygu Yaşar; Şimşek, Abdullah Talha; Ateş, Özkan (2019)Aim: Apixaban is a frequently preferred pharmacological agent in clinics to prevent deep vein thrombosis and pulmonary embolism.Such new oral anticoagulants may cause hemorrhage’s in tissues and/or organs or may cause ... -
Evaluation of the effects of pregabalin on chondrocyte proliferation and CHAD, HIF-1 alpha, and COL2A1 gene expression
Şirin, Duygu Yaşar; Karaarslan, Numan (Termedia Publishing House Ltd, 2018)Introduction: The aim of the present study is to investigate the effects of pregabalin (PGB) on chondrocyte proliferation and collagen type II (COL2A1), hypoxia-inducible factor 1-alpha (HIF-1 alpha), and chondroadherin ... -
Evaluation of the expression and proliferation of degenerative markers in primary cell cultures obtained from human intervertebral disc tissue
Kaya, Yasin Emre; Akalan, Hande; Yılmaz, İbrahi?m; Karaarslan, Numan; Şirin, Duygu Yaşar; Özbek, Hanefi (2020)Aim: A major cause of low back pain is disc degeneration. Nevertheless, no specific and reliable markers of the degeneration of thenucleus pulposus (NP) are available. This presented study aimed to examine changes in the ... -
In vitro analysis of a novel controlled release system designed for intratympanic administration of N-acetylcysteine: a preliminary report
Çiftçi, Zafer; Deniz, Mahmut; Yılmaz, İbrahim; Çiftçi, Halide Güneş; Şirin, Duygu Yaşar; Gültekin, Erdoğan (W B Saunders Co-Elsevier Inc, 2015)The aim of this in-vitro experimental study was to design a novel drug delivery system that may permit controlled release of N-acetylcysteine (NAC) following intratympanic administration. The system was composed of two ... -
In-vitro evaluation of the effects of tigecycline on annulus firosus and nucleus pulposus
Kaya, Yasin Emre; Yılmaz, İbrahi?m; Karaarslan, Numan; Bilir, Bülent; Şirin, Duygu Yaşar; Özbek, Hanefi (2020)Aim: This study aimed to examine the effects of tigecycline on primary cell cultures established using intervertebral disc tissues.Material and Methods: Primary Annulus Fibrosus and Nucleus Pulposus cultures were obtained ...