Publications by authors named "Alp H"

Article Synopsis
  • The study aimed to evaluate how vitamin D and memantine influence recovery in juvenile rats following repetitive brain injuries (rTBI) and to explore the mechanisms behind these effects.
  • Juvenile rats were divided into seven groups receiving different treatments, including sham surgery, trauma alone, and various combinations of memantine and vitamin D before or after trauma, with analyses conducted on brain tissues and blood samples to assess injury markers.
  • Results showed that trauma increased injury markers, but combination treatments using both vitamin D and memantine yielded the most significant therapeutic effects, particularly in group receiving both supplements before and after the injury.
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Article Synopsis
  • * Results indicated that certain tests, particularly cardiac biomarkers, blood gases, and specific drug levels, were perceived to pose a higher risk for patient harm due to erroneous results.
  • * There was strong agreement (91%) between medical biochemists and clinicians regarding the severity scores, highlighting the tests that require focused quality improvement efforts.
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Background: Acute rheumatic fever is an immunologically delayed autoimmune sequel of throat infection caused by group A streptococcus. The aim of this study was to evaluate endocan levels in patients with acute rheumatic fever and compare with the control group.

Aim: The aim of this study was to evaluate endocan levels in patients with acute rheumatic fever and compare with the control group.

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  • The study compared the effects of thymoquinone (TQ), St. John wort (SJW), and silver sulfadiazine (AgSD) on wound healing in rats subjected to burns.
  • Topical TQ significantly accelerated healing, enhanced granulation and vascularization, and improved antioxidant levels, while SJW showed some positive effects but was less effective in systemic application.
  • AgSD reduced oxidative stress but negatively impacted the wound healing process, suggesting that TQ is the most effective treatment, SJW works better topically, and AgSD should be used with caution.
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Aim: The objective was to evaluate the serum levels of neutrophil gelatinase-associated lipocalin (NGAL), hypoxia-induced factor-1 alpha (HIF-1α), and apelin 13 in patients with acute pulmonary thromboembolism (PE) and to investigate their diagnostic and prognostic role in PE patients with different mortality risk groups.

Material And Methods: This study was conducted in a tertiary referral center and included 124 subjects with 94 cases of PE and 30 cases of healthy control group. All subjects were 18 years of age or older.

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Purpose: This study aimed to explore the association between anti-mullerian hormone (AMH) levels and obstructive sleep apnea (OSA) severity.

Methods: A cross-sectional design was employed to evaluate AMH levels in 68 premenopausal women diagnosed with OSA at Van Yüzüncü Yıl University Faculty of Medicine. OSA severity was scored according to the 2018 AASM guidelines using a 16-channel Embla device.

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Background: The aim of this study was to determine how the levels of peptide and protein-based biomarkers in cerebrospinal fluid change in bacterial, tuberculous, and aseptic meningitis, and to determine the success of these agents in distinguishing between different types of infectious meningitis.

Methods: The levels of arachidonate-5-lipoxygenase, S100 calcium-binding protein B, defensin-α 1, and glial fibrillary acidic protein in cerebrospinal fluid samples from 20 tuberculosis, 40 bacterial, 25 aseptic meningitis patients, and 55 control groups were measured and compared using an enzyme-linked immunosorbent assay.

Results: The mean age of the patients was 37.

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Purpose: This study aimed to investigate the predictive value of circulating irisin levels in discriminating the presence and severity of obstructive sleep apnea (OSA) in obese individuals.

Methods: This study was conducted on obese volunteers with and without OSA. All volunteers underwent polysomnography.

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Objective: Environmental toxins are known to be one of the important factors in the development of Parkinson's disease (PD). This study was designed to investigate the possible contribution of fluoride (F) exposure to oxidative stress and neurodegeneration in rats with PD induced by rotenone (ROT).

Materials And Methods: A total of 72 Wistar albino male rats were used in the experiment and 9 groups were formed with 8 animals in each group.

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Objective: This study examined subclinical atherosclerosis in drug-naïve children with anxiety disorders using non-invasive measures to investigate the clinical features associated with subclinical atherosclerosis.

Method: A total of 37 drug-naive children and adolescents with anxiety disorders and 37 healthy controls were included in the study. The Children's Depression Inventory (CDI) and the State-Trait Anxiety Inventory (STAI-T and STAI-S) were used to assess children's depression and anxiety levels.

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Background: Many studies have found that viral infections affect different tissues, including the inner ear. Coronavirus disease 2019 (COVID-19), a viral infection, is a significant health problem worldwide. Prestin is a motor protein with important functions both in the outer hair cells of the inner ear and in cardiac tissue.

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Objective: The aim of this case-controlled study is to evaluate chronic inflammation, subclinical atherosclerosis and cardiovascular disease risk in children and adolescents with ADHD.

Methods: A total of 51 medication-free children and adolescents with ADHD and 51 healthy controls were included in this study. K-SADS-PL was used to determine the diagnosis of ADHD and other psychiatric disorders.

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Objective: It has been reported that carnitine deficiency is observed in various viral infections and in the follow-up of the prognosis of some diseases. In this cross-sectional study, we aimed to determine how carnitine ester derivatives change in HIV-positive patients.

Materials And Methods: In this study, 25 HIV-infected patients who applied to Harran University Faculty of Medicine Education Research and Practice Hospital Infectious Diseases and Clinical Microbiology Outpatient Clinic and who did not receive any antiretroviral treatment, as well as 25 healthy volunteers were included in the study.

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Background: Increasing the sensitivity and availability of liquid chromatography tandem mass spectrometry (LC-MS/MS) devices may provide advantages in terms of revealing the changes in metabolic pathways in HIV-positive patients and elucidating the physiopathology.

Introduction: The aim of this study was to determine the difference in amino acid levels between HIV-positive patients and healthy individuals by using LC-MS / MS and investigate its relationship with HIV infection.

Material And Methods: Concentrations of 36 different amino acids and their derivatives were measured and compared in venous plasma samples from 24 HIV-positive patients and 24 healthy individuals by using the LC-MS/MS method (Shimadzu North America, Columbia, MD, USA).

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Objectives: The aim of this study was to investigate the 25-hydroxyvitamin D (25(OH)D), parathyroid hormone (PTH), and calcitonin levels and lipid profiles in patients with calcaneal spurs.

Patients And Methods: Between March 2018 and June 2019, a total of 50 patients (30 males, 20 females; mean age: 39.8±8.

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Objective: In this study, we aimed to examine thiol/disulfide homeostasis and oxidative DNA damage in patients with OCD and compare them with healthy controls.

Methods: Thirty-five patients previously diagnosed with OCD in Van Yuzuncu Yil University Department of Psychiatry and thirty-three healthy volunteers were included in the study. The severity of the symptoms was measured using the Yale-Brown Obsessive-Compulsive Scale.

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Purpose: To investigate the effects of combined tadalafil and testosterone usage on oxidative stress, DNA damage and MMPs in testosterone deficiency.

Methods: Fifty rats were randomly divided into 5 groups (group-1: sham group-placebo, group-2: bilateral orchiectomy (ORX), group-3: bilateral ORX+tadalafil, group-4: bilateral ORX+testosterone, group-5: bilateral ORX+tadalafil+testosterone). Group-3 received tadalafil (5mg/kg/day, oral).

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Background: This study intended to investigate irisin levels in bladder cancer patients and healthy controls.

Objective: Our aim was to evaluate if serum irisin could be used as a diagnostic tool in bladder cancer and further, if it could differentiate muscle-invasive and non-muscle-invasive bladder cancer patients.

Methods: In this study, 90 primary bladder cancer patients in addition to 30 age-matched healthy individuals for the control group were prospectively included.

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Objective: Insufficient number of oxidative stress studies have been conducted in patients with adult attention deficit hyperactivity disorder (ADHD). The objective of the current study is to examine the thiol/disulfide homeostasis as well as oxidative DNA damage levels in adult ADHD patients and to compare them with the results of healthy control subjects.

Methods: The study was inclusive of forty-nine patients who were diagnosed with adult ADHD, as well as thirty-three healthy volunteers to be used as the control group.

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Background: Vesicoureteral reflux is a prominent congenital anomaly of the kidney and the urinary tract. Further, renal scarring is known to be related to chronic inflammation. However, there have been limited studies to date regarding the cardiovascular consequences of vesicoureteral reflux.

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Background: We aimed to evaluate the use of population-based-reference-intervals by calculating the individuality index and reference change value of iron, transferrin, ferritin, folate, vitamin B12, and 25-OH vitamin D parameters.

Methods: A total of 5 venous blood samples were taken from 11 female and 10 male individuals on days 0, 7, 14, 21, and 28. All tests were performed on an autoanalyzer and CVI, CVG, II, and RCV values were calculated for both genders and the whole groups.

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Background: We aimed to determine the relationship of ischaemia-modified albumin (IMA) with diabetic foot ulcers and its predictive value in the Wagner classification.

Methods: Our cross-sectional study was conducted in 120 diabetic foot patients and 60 healthy individuals with similar body mass index (BMI) and age. Patients with a diabetic foot were classified according to the Wagner classification.

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