Publications by authors named "Buesra Aktas"

Background: Recurrent attacks in neuromyelitis optica spectrum disorders (NMOSDs) or myelin oligodendrocyte glycoprotein antibody-associated disease (MOGAD) can lead to severe disability. We aimed to analyse the real-world use of immunotherapies in patients with NMOSD and MOGAD, focusing on changes in treatment strategies, effects on attack rates (ARR) and risk factors for attacks.

Methods: This longitudinal registry-based cohort study included 493 patients (320 with aquaporin-4 immunoglobulin G (AQP4-IgG) seropositive NMOSD (65%), 44 with AQP4-IgG seronegative NMOSD (9%) and 129 MOGAD (26%)) with 1247 treatments from 19 German and one Austrian centre from the registry of the neuromyelitis optica study group (NEMOS).

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New derivatives 6a-m with benzimidazole-indole-amide scaffold were developed, synthesized, and assessed for potential inhibitory effects on α-glucosidase and acetylcholinesterase (AChE). These compounds were synthesized by various amine derivatives. With the exception of two compounds, the α-glucosidase inhibitory activities of the title derivatives were more than that of the positive control acarbose.

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Purpose: The Gynecologic Cancer Lymphedema Questionnaire (GCLQ) is an established patient-reported outcome measure for lower extremity lymphedema (LEL) in gynecologic oncology. We aimed to validate the GCLQ in German language (GCLQ-GER) for lymphedema detection in German-speaking patients and also investigated real-world patterns of lymphedema treatment.

Methods: The GCLQ was translated from English into German in accordance with the standards of a professional translation process.

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Introduction And Aim: This study aimed to assess the relationship between treatment adherence, internalised stigma, recovery and the mediating effect of internalised stigma on these relations in individuals diagnosed with schizophrenia.

Method: This study was conducted using a cross-sectional design. A purposive sample of 107 individuals diagnosed with schizophrenia receiving psychiatric outpatient care at outpatient clinics and community mental health services (CMHC) affiliated with SBU Van research and education hospital was recruited for this study.

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Objective: In this multicentric study, we were interested in the vision-related quality of life and its association with visual impairment in neuromyelitis optica spectrum disorders (NMOSD) and myelin oligodendrocyte glycoprotein antibody-associated disease (MOGAD) in comparison to multiple sclerosis (MS) and healthy controls.

Methods: We analysed extracted data from the German NEMOS registry including National Eye Institute Visual Function Questionnaire (NEI-VFQ) scores, high and low contrast visual acuity (HCVA, LCVA), visually evoked potentials (VEP) and the scores for the expanded disability status scale (EDSS) and other neurological tests which assessed their disease-related impairment. The mean follow-up time of our patients was 1.

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Introduction: This study investigates the short-term effects of prolene gonioscopy-assisted transluminal trabeculotomy (GATT) on anterior segment parameters and corneal endothelium in patients with open-angle glaucoma.

Methods: This retrospective study included 30 eyes from 30 patients who underwent GATT surgery. Demographic data, ophthalmological examination findings, and intraocular pressure (IOP) measurements using a Goldman applanation tonometer were recorded.

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Article Synopsis
  • - The study investigates the average fluoroscopic time and radiation exposure during basivertebral nerve radiofrequency ablations (BVNRFA), a new treatment for chronic low back pain that utilizes fluoroscopy for precise probe placement.
  • - A total of 55 patients were analyzed; the findings revealed an average fluoroscopic time of 152.5 seconds, with radiation exposure quantified as a cumulative dose of 70.3 mGy.
  • - The results highlight that the average fluoroscopic time required for BVNRFA is approximately 2.5 minutes, contributing valuable data on radiation safety during this procedure.
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Purpose: To determine the recovery notion among individuals with schizophrenia and their families in Eastern Turkey.

Method: A descriptive phenomenological study was performed. Individual in-depth interviews were conducted, and data were analyzed using Braun and Clarke's thematic analysis.

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Background/aim: Artificial Intelligence (AI) is the capability of computational systems to perform tasks that require human-like cognitive functions, such as reasoning, learning, and decision-making. Unlike human intelligence, AI does not involve sentience or consciousness but focuses on data processing, pattern recognition, and prediction through algorithms and learned experiences. In healthcare including neuroscience, AI is valuable for improving prevention, diagnosis, prognosis, and surveillance.

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Background: The randomized, phase 2 RENEW trial (NCT01721161) evaluated efficacy/safety of opicinumab (anti-LINGO-1) versus placebo in patients with first-episode unilateral acute optic neuritis (AON). Although no significant differences in the latency recovery of visual evoked potential (VEP) were observed between opicinumab and placebo groups in the intention to treat (ITT) population, the prespecified per-protocol (PP) population showed better recovery with opicinumab than with placebo. RENEWED (NCT02657915) was a one-visit, follow-up study 2 years after the last RENEW study visit (Week 32) designed to assess the long-term electrophysiological and clinical outcomes for participants previously enrolled and having received study treatment in RENEW.

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Background: This study was designed to assess if thiol-disulfide homeostasis could be used as diagnostic biomarker in noise-induced hearing loss (NIHL) in a laboratory animal model.

Methods: The study was carried out with a total of 28 female albino rats in 4 groups: group 1 (control group) included rats that were not exposed to noise or any study treatment; in group 2, following noise exposure, rats received 2 mg of dexamethasone per kilogram of body weight via the intramuscular route for 5 days; in Group 3, rats were exposed to noise and received a saline solution for 5 days, in a volume (0.15 cc) matched to that of dexamethasone administered in group 2; and in group 4, rats were exposed to noise, and blood samples were collected during the early phase to assess thiol-disulfide homeostasis without administering any treatment.

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Introduction: Localized scleroderma is a rare inflammatory skin disease that causes sclerosis in the dermis and subcutaneous tissue. Oxidative stress may play a role in the etiology or be responsible for the chronicity or progression of the disease.

Objectives: We aimed to investigate the presence of oxidative stress in patients with localized scleroderma by examining thiol-disulfide balance, ischemia-modified albumin (IMA), and prolidase parameters.

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Background/aim: Ovarian cancer, despite being the fifth most common gynecological malignancy, has the highest mortality rate. Recent clinical studies have explored the potential of natural products, like curcumin (CUR), to enhance conventional chemotherapy by targeting multiple cellular pathways. This study aimed to evaluate the effects of CUR and its analog, demethoxycurcumin (DMC), on human ovarian cancer and cisplatin-resistant ovarian cancer cell proliferation and apoptosis.

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Small ruminant babesiosis remains a neglected disease despite causing significant economic losses to sheep and goat herds in many regions around the world. The pathogenesis and clinical manifestations of ovine babesiosis are well-known, but there is a lack of information regarding caprine babesiosis. Since the discovery of the first Babesia spp.

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Introduction: Line-field confocal optical coherence tomography (LC-OCT) represents one of the newest non-invasive in vivo skin imaging techniques. Previous studies described morphologic criteria of basal cell carcinoma (BCC) under LC-OCT examination. Preliminary data on LC-OCT diagnostic performance for BCC have recently been published but showed only a modest improvement compared to dermoscopy, possibly due to study limitations.

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This study explores the extraction of proteins from edible insects such as Tenebrio molitor, Acheta domesticus, and Locusta migratoria using alkaline extraction and acid precipitation (AEAP) as a control method and evaluates the influence of salting-in (NaCl-assisted), salting-out ((NH₄)₂SO₄), and combined salting-in/out techniques on the resulting protein quality and functional properties. We hypothesized that salt-assisted methods would enhance protein extraction efficiency and functionality compared to AEAP. Molecular size distribution analysis confirmed that the salting-out method preferentially aggregated smaller proteins (<30 kDa).

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, commonly associated with ovine babesiosis, poses a significant threat to sheep health, often resulting in severe clinical manifestations and high mortality rates. However, the impact of on goats has remained uncertain, prompting us to investigate its pathogenicity in caprine hosts. Experimental infections using -infected blood inoculation and infected tick infestation, were conducted on spleen-intact (n=5) and splenectomized (n=5) goats.

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Article Synopsis
  • * It reveals that the genomes have a high sequence similarity with related species, indicating close evolutionary ties and emphasizing the importance of mitochondrial genes in understanding species relationships.
  • * The research highlights the role of terminal inverted repeats in mitochondrial size variation and suggests that examining mitochondrial genomes could improve diagnostic and treatment approaches for babesiosis.
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Purpose: The aim of this study was to determine the addiction treatment experiences of women with substance use disorders in eastern Turkey with qualitative approach.

Methods: The study was conducted using the phenomenological method, one of the qualitative study methods. Purposive sampling was used to select the sample for the study.

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Background: There are limited data on clinical and arrhythmic outcomes after a first ventricular tachyarrhythmia (VTA) in heart failure (HF) patients who receive a primary prevention implantable cardioverter-defibrillator (ICD).

Objective: This study was designed to quantify the burden of and to identify risk factors for recurrent VTA in this population and to evaluate the risk of all-cause mortality associated with recurrent VTA.

Methods: The study comprised 789 patients who experienced VTA following primary prevention ICD implantation in 5 ICD trials (MADIT-II, MADIT-RISK, MADIT-CRT, MADIT-RIT, RAID).

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Objective: To analyze how the PD-L1 expression and CD8 + tumor infiltrating lymphocyte (TIL) levels in biopsy samples before neoadjuvant chemotherapy (NACT) can predict chemotherapy response score and survival for advanced high-grade serous ovarian cancer (HGSC).

Methods: We retrospectively analyzed 45 patients with advanced epithelial ovarian cancer between 2010 and 2018, who had received at least three cycles of NACT. PD-L1 expression and CD8 + TIL levels were evaluated by immunohistochemical staining in the pre-NAC tumor samples from which the patients had been diagnosed.

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Background: Low skeletal muscle mass and poor muscle quality are associated with poor outcomes in women with breast cancer. However, gaps exist in our understanding of prognostic factors for young women (≤ 40 years), as they often have different body composition than older women. We evaluated pretreatment body composition measures in young women with breast cancer, including associations with overall survival (OS) and progression-free survival (PFS).

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Article Synopsis
  • The German Consortium for Hereditary Breast and Ovarian Cancer (GC-HBOC) has established a system for monitoring women at high risk for breast cancer, recommending annual screenings using the BOADICEA risk model for those with a 10-year risk of 5% or more.
  • Women with a family history of breast cancer may qualify for increased surveillance as they age, even if their initial risk doesn’t meet the threshold.
  • Two methods were compared for determining when a woman's risk increases: the 'prediction by aging pedigree' (AP) which tracks family history over time, and a simpler 'conditional probability' (CP) approach, which estimates future risks based on initial assessments; the CP method was found to be
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In recent years, extensive research on noble metal-TiO nanocomposites has demonstrated their crucial role in various applications such as water splitting, self-cleaning, CO reduction, and wastewater treatment. The structure of the noble metal-TiO nanocomposites is critical in determining their photocatalytic properties. Numerous studies in the literature describe the preparation of these nanocomposites with various shapes and sizes to achieve tunable photocatalytic performance.

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