ORCID "0000-0001-5590-0637" WoS İndeksli Yayınlar Koleksiyonu için listeleme
-
Are Intervertebral Disc Tissue Cells Damaged When Attempting to Prevent Thrombus Formation Using Dabigatran, A New Oral Anticoagulant?
Kaplan, Necati; Karaarslan, Numan; Yılmaz, İbrahim; Yasar Şirin, Duygu; Akgün, Feride Sinem; Çalışkan, Tezcan; Özbek, Hanefi (Turkish Neurosurgical Soc, 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; 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 ... -
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 ... -
The Association between Sagittal Index, Canal Compromise, Loss of Vertebral Body Height, and Severity of Spinal Cord Injury in Thoracolumbar Burst Fractures
Yüksel, Mehmet Onur; Gürbüz, Mehmet Sabri; Gök, Şevki; Karaarslan, Numan; İş, Merih; Berkman, Mehmet Zafer (Wolters Kluwer Medknow Publications, 2016)Aim: Our aim was to determine whether a combination of sagittal index (SI), canal compromise (CC), and loss of vertebral body height (LVBH) is associated with the severity of neurological injury in patients with thoracolumbar ... -
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
Komur, Baran; Akyuva, Yener; Karaslan, Numan; İşyar, Mehmet; Gümüştaş, Seyit Ali; Yılmaz, İbrahim; 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 ... -
Comparison of the Surgical Results for Foramen Magnum Decompression with and without Duraplasty in Chiari Malformation Type 1
Gürbüz, Mehmet Sabri; Karaarslan, Numan; Çalışkan, Tezcan; Ünal, Emre; Berkman, Mehmet Zafer (Turkish Neurosurgical Soc, 2015)AIM: The surgical results for foramen magnum decompression (FMD) with and without duraplasty in Chiari Malformation type 1 (CM-1) were compared retrospectively. MATERIAL and METHODS: Thirty-nine cases of CM-1 with and ... -
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 ... -
The Effect of Matrix Metalloproteinase-3 on the Prognosis and Biological Behaviour of Meningiomas
Karaarslan, Numan; Gürbüz, Mehmet Sabri; Çalışkan, Tezcan; Ayan, Erdoğan; Vardar Aker, Fugen; Berkman, Mehmet Zafer (Turkish Neurosurgical Soc, 2016)AIM: To analyse the effect of MMP-3 (Matrix Metalloproteinase Enzyme-3)-one of the extracellular matrix proteins-on the prognosis and biological behaviour of meningiomas. MATERIAL and METHODS: 79 cases of meningioma that ... -
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 ... -
Evaluation of Empirical Antibiotic Treatment in Culture Negative Pyogenic Vertebral Osteomyelitis
Doğan, Mustafa; Şimşek, Abdullah Talha; Yılmaz, İbrahim; Karaarslan, Numan (Turkish Neurosurgical Soc, 2019)AIM: To investigate the efficacy of empirical antibiotic treatment in culture-negative pyogenic vertebral osteomyelitis (PVO) cases. MATERIAL and METHODS: The records of patients with culture-negative PVO who were treated ... -
Evaluation of the Effect of Daptomycin, a Glycopeptide Agent, on Intact Intervertebral Disc Tissue
Kaplan, Necati; Yılmaz, İbrahim; Karaarslan, Numan; Yasar Şirin, Duygu; Şimşek, Abdullah Talha; Çalışkan, Tezcan; Özbek, Hanefi (Turkish Neurosurgical Soc, 2019)AIM: To evaluate the effects of pre- and intra-operatively administered daptomycin (DAP) on the intact human primary intervertebral disc tissue cells. MATERIAL and METHODS: Primary cell cultures were established using ... -
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 ... -
Intraabdominal Pseudocyst Developed after Ventriculoperitoneal Shunt: A Case Report
Ayan, Erdoğan; Tanriverdi, Halil İbrahim; Çalışkan, Tezcan; Senel, Ufuk; Karaarslan, Numan (Premchand Shantidevi Research Foundation, 2015)Abdominal pseudocyst is a rare complication developing after ventriculoperitoneal shunt treatment. It is more commonly seen particularly in children. The underlying pathogenesis may be associated with repeat revisions or ... -
Is Implant Washing and Wound Irrigation with Rifampicin Effective for Preventing Surgical Site Infections in Lumbar Instrumentation?
Karaarslan, Numan; Yılmaz, İbrahim; Özbek, Hanefi; Öznam, Kadir; Ateş, Özkan; Erdem, İlknur (Turkish Neurosurgical Soc, 2018)AIM: To determine whether the washing of implants and autogenous bone grafts with rifampicin, and the irrigation of the surgical field using diluted rifampicin, have any significant effect on the prevention of spinal implant ... -
Is it Possible to Treat Osteosarcoma Using Oligonucleotides Confined into Controlled Release Drug Delivery Systems?
Topuk, Savaş; Akyuva, Yener; Karaarslan, Numan; Mutlu, Çağrı A.; Yılmaz, İbrahim; İşyar, Mehmet; Mahiroğulları, Mahir (Bentham Science Publ Ltd, 2017)Purpose: The present study aimed to analyze the researches that are at the experimental phase concerning osteosarcoma treatment. The researches included drug delivery systems which allow controlled release and imbue small ... -
Pregabalin treatment for neuropathic pain may damage intervertebral disc tissue
Karaarslan, Numan; Yılmaz, İbrahim; Şirin, Duygu Yaşar; Özbek, Hanefi; Kaplan, Necati; Kaya, Yasin Emre; Ateş, Özkan (Spandidos Publ Ltd, 2018)The aim of the present study was to determine whether pharmaceutical preparations with pregabalin (PGB) as an active ingredient, which are widely prescribed by clinicians, exert toxic effects on human primary nucleus ... -
Remote Cerebellar Haemorrhage after Burr Hole Drainage of Chronic Subdural Haematoma: A Case Report
Gürbüz, Mehmet Sabri; Karaarslan, Numan; Gök, Sevki; Soyalp, Celaleddin (Premchand Shantidevi Research Foundation, 2016)Remote cerebellar haemorrhage (RCH) is an unusual complication of supratentorial neurosurgical procedures. Even the rarer is cerebellar haemorrhage occurring after supratentorial burr hole drainage of Chronic Subdural ... -
Remote Cerebellar Haemorrhage Occurring after Transcranial Pituitary Surgery
Karaarslan, Numan; Gürbüz, Mehmet Sabri; Çalışkan, Tezcan; Tunckale, Tamer (Premchand Shantidevi Research Foundation, 2017)Post supratentorial and spinal surgeries, in rare cases, Remote Cerebellar Haemorrhage (RCH) develops as a complication. Although the exact aetiology of RCH remains uncertain, excessive drainage of the Cerebrospinal Fluid ... -
Spontaneous Subdural Haematoma Developing Secondary to Arachnoid Cyst Rupture
Yüksel, Mehmet Onur; Gürbüz, Mehmet Sabri; Şenol, Mehmet; Karaarslan, Numan (Premchand Shantidevi Research Foundation, 2016)Arachnoid cysts are congenital, benign, non-neoplastic, extra-axial intra-arachnoidal lesions. Arachnoid cysts rarely become symptomatic, with bleeding. Intracranial haemorrhage as a complication of arachnoid cyst is a ...