Özkan Bağcı

ORCID: 0000-0002-9896-6764
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Research Areas
  • MicroRNA in disease regulation
  • Cancer-related molecular mechanisms research
  • RNA modifications and cancer
  • Neuroblastoma Research and Treatments
  • Retinal Diseases and Treatments
  • Glaucoma and retinal disorders
  • Cancer therapeutics and mechanisms
  • Neuroendocrine Tumor Research Advances
  • Cancer-related Molecular Pathways
  • Retinal Development and Disorders
  • Circular RNAs in diseases
  • Corneal surgery and disorders
  • Cancer Genomics and Diagnostics
  • Retinal Imaging and Analysis
  • Parasitic infections in humans and animals
  • Trigeminal Neuralgia and Treatments
  • Ear Surgery and Otitis Media
  • Genetic and Clinical Aspects of Sex Determination and Chromosomal Abnormalities
  • BRCA gene mutations in cancer
  • Signaling Pathways in Disease
  • IgG4-Related and Inflammatory Diseases
  • Male Breast Health Studies
  • Inflammasome and immune disorders
  • Corneal Surgery and Treatments
  • Chromosomal and Genetic Variations

Selçuk Üniversitesi Tıp Fakültesi Hastanesi
2024

Selçuk University
2023-2024

Dokuz Eylül University
2011-2023

Süleyman Demirel University
2015-2017

Suleyman Demirel University
2014-2017

Isparta University of Applied Sciences
2014-2017

Gedik University
2008

Objective. The purpose of this study was to investigate whether or not there a correlation between the neutrophil-to-lymphocyte ratio (NLR) value and severity idiopathic peripheral facial palsy (IPFP) determine NLR could be used as an early predictive parameter in prognosis IPFP patients. Material Method. This retrospective conducted on 146 patients who were diagnosed with IPFP. control group comprised 140 Patients categorized according House-Brackmann grading system (HBS). obtained by...

10.1155/2015/981950 article EN International Journal of Otolaryngology 2015-01-01

Common polymorphic variants upstream of Zinc finger protein gene 469 (ZNF469) have been associated with central corneal thickness. Rare ZNF469 shown in keratoconus patients. The aim the current study was to investigate frequency ZNF rapidly progressive advance patients who underwent transplant surgery by age 30, compared their normal Turkish population.A search a patient database performed identify requiring 30 at least one eye. Twenty-six (study group) and 109 health subjects (control were...

10.1080/02713683.2017.1325910 article EN Current Eye Research 2017-06-16

Stargardt disease (STGD) is an inherited genetic eye condition involving bilateral macular dystrophy leading to progressive central vision loss.It the most common form of autosomal recessive juvenile dystrophy.In this study, ELOVL4 and PRPH2 genes were analyzed in 30 STGD probands for variations using nextgeneration sequencing.In patient group, two variants exon 6 ELOVL4, three 3 detected.All sequence modifications both recorded, including H. Bardak et al. Genetics Molecular Research 15 (4):...

10.4238/gmr15048774 article EN Genetics and Molecular Research 2016-01-01

Bacground Information Lung cancer is one of the leading types deaths worldwide, with approximately 2 million people diagnosed lung each year. In this study, we aimed to determine exonic and 3′UTR sequences EGFR , PIK3CA KRAS genes in 39 sporadic tumors reveal changes miRNA binding profile somatic variation 3'UTR region examine relationship these clinical parameters. Results A statistically significant correlation was found between presence that could not bind due at least or metastasis...

10.1111/boc.202400017 article EN Biology of the Cell 2024-06-16

<b>Introduction</b> Inflammation causes squamous epithelial transformation of the mucosa in middle ear cavity and plays a role onset, growth, spread, recurrence cholesteatoma. <b>Objectives</b> The objective this study is to investigate systemic inflammatory effect chronic otitis with <b>Methods</b> included total 311 patients comprising 156 pathology diagnosis cholesteatoma control group 155 no active inflammation. Neutrophil-to-lymphocyte Ratio (NLR) was calculated by dividing neutrophil...

10.1055/s-0036-1584363 article EN cc-by-nc-nd International Archives of Otorhinolaryngology 2016-06-06

The aim of this study was to screen the visual system homeobox 1 (VSX1) gene in Turkish patients with keratoconus (KC). patient group consisted 44 who had undergone corneal transplant surgery before age 30, for advanced and rapidly progressive KC. control comprised 250 healthy individuals. We detected two missense mutations, D144N D295Y, exon 2 5 VSX1 gene, respectively, using next-generation sequencing analysis. pathologic effects D295Y mutations on protein function were determined...

10.4238/gmr15049024 article EN Genetics and Molecular Research 2016-01-01

Familial Mediterranean fever (FMF) and chronic periodontitis are inflammatory diseases leading to an increase in the number of inflammasomes. To date, no published studies have reported on mutations (MEFV) gene patients with periodontitis, although roles MEFV FMF FMF-associated amyloidosis (FMF-A) well known. Therefore, aim this study was evaluate frequencies serum amyloid A (SAA) high-sensitivity C-reactive protein (hs-CRP) levels FMF-A.The population included 122 128 subjects who were...

10.1111/jre.12467 article EN Journal of Periodontal Research 2017-06-07

To investigate the chromosomal changes in patients with benign prostatic hyperplasia (BPH).A total of 54 diagnosed clinical BPH underwent transurethral prostate resection to address their primary urological problem. All were evaluated by use a comprehensive medical history and rectal digital examination. The preoperative evaluation also included serum prostate-specific antigen (PSA) measurement ultrasonographic volume. Prostate cancer was detected one patient, who then excluded from study....

10.4111/icu.2016.57.1.45 article EN cc-by-nc Investigative and Clinical Urology 2016-01-01

Age-related macular degeneration (AMD) is a leading cause of blindness in developed countries.The ARMS2 gene has been found to be associated with AMD.Currently, intravitreal ranibizumab (IVR) treatment one the widely used treatments for neovascular AMD.The aim this study was investigate association between genotype rs10490924 polymorphism and IVR responsiveness patients included 39 advanced AMD (patient group) 250 healthy individuals exome sequencing data (control group).The H. Bardak et...

10.4238/gmr15049164 article EN Genetics and Molecular Research 2016-01-01

Background: Neuroblastoma (NB) is a neoplasm of the sympathetic nervous system and most frequent extra cranial solid tumor early childhood. These tumors display wide range clinical behavior are characterized by complex chromosomal changes, some which associated with distinct phenotypes. We investigated contribution genetic variables to staging histology logistic regression analyses. Methods: used multiplex ligation-dependent probe amplification (MLPA) detect segmental genomic imbalances gene...

10.1089/gtmb.2015.0165 article EN Genetic Testing and Molecular Biomarkers 2016-01-20

Aims: The aim of this study was to investigate the clinical significance mutations in AGO2, DICER and DROSHA genes, which are involved miRNA biogenesis, as well TP53, KRAS, BRAF, PI3KCA APC important pathophysiology CRC, their association with metastasis patients diagnosed sporadic colorectal cancer Methods: DNA isolation performed by taking 10-micron sections from paraffin-embedded tissue samples 12 CRC Kapa NGS extraction kit used for sequence analysis. purity concentration obtained...

10.32322/jhsm.1403868 article EN cc-by-nc-nd Journal of Health Sciences and Medicine 2024-01-15

Aim: To reveal the exonic and 3’UTR sequences of KRAS, TP53, APC, BRAF, PIK3CA genes in sporadic colorectal tumors to investigate clinical relevance variations miRNA profiles. Methods: In study, five 12 were extracted by next generation sequencing. with variation region, changes caused binding profile detected. The expression these miRNAs other solid compared normal tissue was determined. Pathway analysis performed determine which signaling pathways affect. Results: Case-10 our study wild...

10.4236/jbm.2024.121013 article EN Journal of Biosciences and Medicines 2024-01-01

Advanced genome sequencing technologies have provided us with the opportunity to deeply understand mechanisms underlying conditions associated genome. There has been significant interest recently in understanding characteristics of de novo mutations, which are genetic changes that arise reproductive cells and not present parents, as well involved their occurrence. These mutations can be transmitted subsequent generations potential influence diversity susceptibility diseases, making this...

10.54005/geneltip.1463733 article EN cc-by-nc Genel Tıp Dergisi 2024-04-26

Aim: In this study, we aimed to detect the MSI status and somatic mutations in MMR genes (MSH2, MSH6, MLH1, PMS2) of a total 55 solid tumors diagnosed with colorectal, endometrium ovarian cancer by NGS method reveal relationship between them. Material Method: DNA isolation was performed taking 10-micron sections from paraffin-embedded tissue samples patients kolorektal, ve tümörlerinin Kapa extraction kit used for sequence analysis. The purity concentration obtained measured Qubit...

10.54005/geneltip.1510108 article EN cc-by-nc Genel Tıp Dergisi 2024-10-08

Juvenile-onset open-angle glaucoma (JOAG) is a rare form of primary (POAG) with an early age onset before 40 years. Latent transforming growth factor-beta binding protein 2 (LTBP-2) extracellular matrix multi-domain structure and homology to fibrillins. LTBP2 gene variants have been associated JOAG in small number patients. Herein, we report novel missense variant the Turkish family JOAG.

10.1080/13816810.2024.2331540 article EN Ophthalmic Genetics 2024-04-01

Age-related macular degeneration (AMD) is the leading cause of blindness in developed countries. It a complex disease with both genetic and environmental risk factors. To improve clinical management this condition, it important to develop assessment prevention strategies for influences, establish more effective treatment approach. The aim present study was investigate age-related maculopathy susceptibility protein 2 (ARMS2) gene sequences among Turkish patients exudative AMD. In addition 39...

10.4238/gmr16019135 article EN Genetics and Molecular Research 2017-01-01

TümorogenezKanser TP53 Apoptoz Tümör hücrelerinin hasarlı DNA'ya sahip olmasına rağmen normal hücrelerde görülen bölünme sürecindeki kontrol moleküllerini etkisiz hale getirerek bölünmeye devam ettiği bilinmektedir.p53 genlerinin mutasyonlarının kanserdeki rolü ve önemi yapılan birçok çalışmada gösterilmiştir.Apoptozdan kaçışa neden olan molekülerden biri mutant molekülünün apoptozdaki kaçış mekanizmasında görevi apoptozdan mekanizması aydınlatılarak tümör kontrolsüz çoğalması altına...

10.21923/jesd.66232 article TR Mühendislik Bilimleri ve Tasarım Dergisi 2016-08-23
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