Publications by authors named "Selcen Celik-Uzuner"

is a pharmacotherapeutic herbaceous plant belonging to the Asteraceae family and consumed as a vegetable. Here, the methanolic and water extracts of were obtained from its aboveground parts (stem, leaves, and flowers), and the phytochemical potentials were investigated by LC-HRMS (liquid chromatography-high resolution mass spectrometry) analysis for the first time. The antibacterial, antifungal, and anticarcinogenic activities of extracts were investigated using experimental and in silico methods.

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Apitherapy has started to gain tremendous recognition because of extraordinary pharmacological importance of honeybee-related ingredients and their derivatives. There has been a renewed interest in the bee venom-based therapies. Interdisciplinary researchers are studying the chemistry and translational value of venom for effective cancer treatment.

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Cancer has the second-highest mortality rate worldwide after cardiovascular disease. In addition, breast and cervical cancer are two of the leading causes of cancer-related deaths among women. The tumor microenvironment, which consists of fibroblasts, immune cells, cells that form blood vessels, and proteins, is a therapeutic target for cancer therapy.

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The COVID-19 pandemic has caused havoc around the globe since 2019 and is considered the largest global epidemic of the twentieth century. Although the first antiviral drug, Remdesivir, was initially introduced against COVID‑19, virtually no tangible therapeutic drugs exist to treat SARS-CoV-2 infection. FDA-approved Paxlovid (Nirmatrelvir supplemented by Ritonavir) was recently announced as a promising drug against the SARS-CoV-2 major protease (M).

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Bee venom is a natural mixture and candidate anti-cancer agent with selective cytotoxic effect on some cancer cells. However, the cellular mechanisms of how bee venom selectively targets cancer cells remain elusive. The aim of this study was to reveal the genotoxic effect of bee venom in concordance with the location of β-actin protein throughout the nucleus or/and cytoplasm.

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Recently, AZ31B magnesium alloy has been widely employed in automotive, aerospace, and bio implant industries due to its light-weight and biocompatibility properties. However, the equilibrium of ductility and strength of this material and the negativity brought by its poor wear behavior have limited its versatile use. Friction stir processing (FSP) has been commonly used as severe plastic deformation method for improving mechanical and tribological properties of metal sheets.

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Background: Bee venom is a promising agent for cancer treatment due to its selective cytotoxic potential for cancer cells through apoptotic pathways. However, there is no evidence for changes in the epigenome and mitochondrial DNA copy numbers after bee venom application. The purpose of this study was to determine the impact of bee venom on cytosine modifications and mitochondrial DNA copy number variation.

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Immunostaining is one of the advantageous methods for the qualitative analysis of cellular markers of interest. Immuno-stained cells are typically analyzed by fluorescence microscopy or flow cytometry. Flow cytometry has the advantage of being able to process large numbers of cells in a short time thus enhancing its quantitative capacity.

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Immunostaining (also called as immunofluorescence) is a fluorescence labeling method to stain one or more epitopes of interest on DNA and/or protein using specific antibodies. Cytosine modifications can be detected quantitatively by immunostaining. The protocol commonly includes sequential steps.

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Cytosine methylation is the leading epigenetic modification on DNA playing a role in gene regulation. Methylation can occur in cytosines of any nucleic acids in cytosol (as mitochondrial DNA, mtDNA) and in nuclear DNA (ncDNA). mtDNA exists as multiple copies within numerous mitochondria.

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Epigenetic modifications of DNA, including methylation, hydroxymethylation, formylation, and carboxylation of cytosines, are proposed to function in gene regulation during reproduction and development. Changes in cytosine methylation are associated with a range of diseases, such as cancer. Immunofluorescence uses specific antibodies to quantitatively detect the global amount of cytosine modifications by fluorescence microscopy.

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The evaluation of cell wellness is an important task for molecular biology research. This mainly comprises the assessment for morphology and viability of culturing cells. Annexin V-Propidium iodide counterstaining has been currently one of the common and easy methods to discriminate apoptotic and necrotic cell profiles.

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DNA Methylation, 5meC, is an epigenetic modification that acts as an important regulator of genomic stability and gene expressivity. Genome-wide changes in methylation have been associated with lineage-specific changes in gene expression profiles during development and in some cell-based pathologies, including oncogenesis. Cost-effective and rapid platforms for the detection of changes in the global levels of methylation are of value for the investigation of the processes that regulate methylation.

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