Publications by authors named "Davut Ozbag"

Objective: The aim of this study was to investigate the effect of various astaxanthin (ATX) doses on oxidative damage and autophagy in renal ischemia-reperfusion (I/R) injury-modeled rats.

Methods: The rats were divided into five groups: sham group (n=8), I/R (n=8), I/R + 5 mg/kg ATX (n=8), I/R + 10 mg/kg ATX (n=8), and I/R + 25 mg/kg ATX (n=8) groups. ATX was dissolved in 5 mg/kg, 10 mg/kg, and 25 mg/kg olive oil for 7 days and administered to the rats in the experimental group.

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Aim: To examine the morphometric properties of the vessels forming the Willis polygon (WP) in patients with type 2 diabetes mellitus (T2DM) and hypertension (HT) and compare them with healthy individuals.

Material And Methods: Cranial Tomography Angiography (CTA) of 168 individuals were analyzed retrospectively. The individuals included in the study were divided into four groups according to the diagnosis.

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Background: Duodenal ulcer perforation is a serious condition. A number of methods have been defined and used in surgical treatment. In this study, it was aimed to compare the effectiveness of 'primary repair' and 'drain placement without repair' methods in duodenal perforations using an animal model.

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Aim: It was aimed to determine the change of facial asymmetry resulting from nasal septal deviation (SD) depending on age, gender, degree of deviation and the affected area besides the effect of SD on somatotype and craniofacial morphology.

Materials And Methods: 171 volunteers (90 males, 81 females), 27 individuals aged 9-13, 44 individuals aged 14-18, 44 individuals aged 19-23 and 56 individuals in control group participated in the study conducted in otorhinolaryngology polyclinic.11 photometric, 16 anthropometric measurements were taken from the participants.

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Aim: We classified anatomical localisation tumours of patients diagnosed with colorectal cancer and undergoing surgery as right and left colon and we aimed to determine how this funding affects the prognosis of the disease and survival times.

Methods: In our study, 521 patients who applied to the general surgery outpatient clinic of İnönü University Turgut Özal Medical Center 19.06.

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Background: Lumbar radiculopathy is characterized by a significant amount of backache causing loss of workforce and is a significant health problem frequently seen in the general population.

Objective: The purpose of this study was to compare the effects of conventional physiotherapy (CT) and proprioception exercises (PE) on ankle proprioception and lumbar pain between patients with lumbar radiculopathy and a healthy control group.

Methods: In this randomized clinical trial, 89 patients referred to the Physical Medicine and Rehabilitation outpatient clinic were selected through convenience sampling.

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Objectives: Menstrual cycle (MC) can affect not only the female reproductive system, but also functions such as neuromuscular performance. For this reason, the aim of this study is to investigate the effect of hypothalamic-pituitary-adrenal axis (HPA) activity in MC on proprioception, balance and reaction times.

Methods: For cortisol analysis, saliva samples were taken from the same women (n=43) in the four phases of MC.

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Objectives: The aim of this study is to analyze the effect of stress-induced cortisol increase on the sense of ankle proprioception.

Patients And Methods: Between April 2016 and May 2016, a total of 60 students (30 males, 30 females; mean age: 19.2±1.

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Objective: Stress is a condition caused by various factors and characterized by imbalance in body functioning, impair in nervous system, and tension. The purpose of this study was to examine the effects of cortisol level, which increases in healthy young individuals due to stress, on dynamic and static balance scores as well as to present the results caused by high levels of stress.

Methods: In this study, 107 healthy medicine faculty students in their second year (who will take the same committee exam) aged between 19 and 23 years were included.

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Objective: This study was conducted to evaluate the effect of vaginal delivery and aging on anal sphincter anatomy and function.

Method: Asymptomatic thirty women were included in this prospective study. Group 1 included 10 women (age range: 18-50) who had never been pregnant.

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Objective: This study was an investigation of effects of pre-obesity on clinical characteristics and quality of life in patients with ankylosing spondylitis (AS).

Methods: Total of 28 AS patients and 30 age- and sex-matched healthy controls were included in the study. Patients and controls with any systemic inflammatory disease and/or cognitive and mental problems were excluded.

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Article Synopsis
  • The study examined the somatotype characteristics of 146 symptom-free young individuals and how these traits relate to knee muscle strength and dynamic balance.
  • The participants, aged 19 to 28, were classified into six somatotype categories, with the endomorphic mesomorph being the most common.
  • Results showed no significant impact of somatotype on knee muscle strength or dynamic balance scores for either gender, indicating that physical structure alone may not determine performance.
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  • The study aimed to quantify cerebrospinal fluid (CSF) flow in the cerebral aqueduct using phase-contrast cine MRI, examining differences by sex and age in a group of 72 healthy volunteers.
  • It found no significant differences in CSF flow parameters across different age groups and sexes, but identified a larger average aqueduct area in participants aged 50-65 years compared to younger groups.
  • The results provide baseline data for future clinical studies, indicating that while flow parameters remain stable with age and sex, the increased aqueduct area may be linked to age-related changes in the brain's ventricular system.
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The aim of this study is the evaluation of the anatomical structures of sphenoid sinus ostium used as a reference point for transsphenoidal surgery by cone beam computed tomography. The authors' study was performed using the cone-beam computed tomography images of 16 to 82-year old 200 (112 female, 88 male) patients (Newton 5G, Verona, Italy). Septum deviation of sphenoid sinus and the distance between 2 ostia were evaluated by coronal and axial sections, respectively.

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  • Cataracts are a leading cause of blindness worldwide, affecting lens transparency and impacting millions.
  • This study analyzed the bulbus oculi measurements (like anterior chamber depth and lens thickness) of 200 cataract patients aged 40-89, comparing them to 128 healthy eyes as a control group.
  • Findings showed that as age increases, anterior chamber depth decreases while lens thickness increases, highlighting important trends in cataract patients that could aid in diagnosis and treatment.
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Background: This study was planned to evaluate both the histopathological changes under light microscope as well as the systemic organ effects following application of Ankaferd Blood Stopper® (ABS) (a mixture of five plant extracts) in an animal model of deep tissue hemorrhage.

Methods: A total of 50 Wistar Albino rats were divided into five groups of 10 rats each. The rats underwent femoral vein puncture and were treated with ABS tampon, ABS spray, or Surgicel, and one group was left untreated.

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Objective: To compare the effects of human menopausal gonadotropins (hMG) and recombinant follicle stimulating hormone (rFSH) on transforming growth factor (TGF) β1 concentration in the rat ovary.

Study Design: Twenty-one fertile Wistar-Albino rats were divided into 3 groups of 7. Groups 1, 2 and 3 were injected with saline, hMG or rFSH, respectively, over 5 days, after which they underwent ovariectomy.

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Introduction: The effects of ezetimibe and atorvastatin on serum lipid profile and oxidant-antioxidant system were investigated in rats.

Methods: Seventy-two Sprague-Dawley rats were assigned to 6 groups. Group 1 was fed with standard rat chow.

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  • The study investigated the effects of Alfa Lipoic Acid (a-LA), a neuroprotective antioxidant, on oxidative stress caused by sciatic nerve crush injury in rats.
  • In the experiment, rats were divided into four groups to compare the results of a-LA treatment versus control, with measurements of key antioxidant enzyme activities and levels of oxidative stress markers.
  • Results showed that a-LA treatment increased antioxidant enzyme activity and reduced oxidative stress markers, indicating its protective role against nerve injury; however, more research is needed to fully understand its mechanism.
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Introduction: An experimental study was conducted to investigate the effects of erythropoietin on the acute phase of esophageal burn damage induced by sodium hydroxide.

Materials And Methods: A standard esophageal alkaline burn was produced by the application of 10% sodium hydroxide to the distal esophagus in an in vivo rat model. Fifty-six female rats were allocated into three groups: Group BC (baseline control, n = 8) rats were uninjured and untreated, Group PC (positive control, n = 24) rats were injured but untreated and Group EPO (erythropoietin-treated, n = 24) rats were injured and given subcutaneous erythropoietin (1,000 IU/kg per day), 15 min, 24, and 48 h after administration of the NaOH solution.

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Aim: To investigate the feasibility of placing a screw in the C2 lamina and evaluate the reliability of the surface of the dorsal arch of C2 as a landmark for determining the optimal site of screw entry.

Material And Methods: 88 adult human C2 spines were used. Seven measurements were determined for screw entry points, trajectories, and lengths for placement of intralaminar screws.

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