Browsing by Author "Üstündağ, Ünsal Veli"
Now showing items 1-20 of 39
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3-Pyridinylboronic acid ameliorates rotenone-induced oxidative stress through Nrf2 target genes in zebrafish embryos
Üstündağ, Fümet Duygu; Ünal, İsmail; Üstündağ, Ünsal Veli; Cansız, Derya; Beler, Merih; Karagöz, Atakan; Kara Subaşat, Hülya; Alturfan, Ahmet Ata; Mega Tiber, Pınar; Emekli Alturfan, Ebru (Springer, 2022)Parkinson's disease (PD) is one of the most common forms of neurodegenerative diseases and research on potential therapeutic agents for PD continues. Rotenone is a neurotoxin that can pass the blood-brain barrier and is ... -
3-Pyridinylboronic acid normalizes the effects of 1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridine exposure in zebrafish embryos
Üstündağ, Fümet Duygu; Ünal, İsmail; Cansız, Derya; Üstündağ, Ünsal Veli; Kara Subaşat, Hülya; Alturfan, Ahmet Ata; Mega Tiber, Pınar; Emekli Alturfan, Ebru (Taylor & Francis Ltd, 2022)1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP) is a neurotoxin that damages dopaminergic neurons. Zebrafish has been shown to be a suitable model organism to investigate the molecular pathways in the pathogenesis of ... -
Amelioration of rotenone-induced alterations in energy/redox system, stress response and cytoskeleton proteins by octanoic acid in zebrafish: A proteomic study
Sürmen, Mustafa Gani; Sürmen, Saime; Cansız, Derya; Ünal, İsmail; Üstündağ, Ünsal Veli; Alturfan, Ahmet Ata; Büyükkayhan, Derya; Emekli Alturfan, Ebru (Wiley, 2022)Rotenone is used to generate Parkinson's disease (PD)-like symptoms in experimental animals. Octanoic acid (C8), is the principal fatty acid of medium-chain triglycerides in ketogenic diets. Beneficial effects of ketogenic ... -
Assessment of dental caries and salivary nitric oxide levels in children with dyspepsia
Akşit Bıçak, Damla; Emekli Alturfan, Ebru; Üstündağ, Ünsal Veli; Akyüz, Serap (BMC, 2019)BackgroundThe increase in nitric oxide (NO) levels in the oral cavity and saliva have been associated with various oral diseases; however, the gastro-salivary interaction of NO remains controversial. Thus, the aim of this ... -
The biocompatibility of a ginger-containing herbal toothpaste on developing zebrafiish embryos
Meşeli, Simge; Üstündağ, Ünsal Veli; Ateş, Perihan Seda; Ünal, İsmail; Işık Alturfan, Ebru (Universitas Indonesia, 2023)The biocompatibility of toothpaste in an oral cavity should be approved by clinical trials. Nowadays, herbal toothpaste is increasing in popularity due to its natural ingredients. Being genetically similar to humans, ... -
The biocompatibility of sodium lauryl sulphate on developing zebrafish embryos
Meşeli, Simge; Kaplan, Gül; Cansız, Derya; Üstündağ, Ünsal Veli; Ünal, İsmail; Emekli Alturfan, Ebru; Yanıkoğlu, Funda; Tağtekin, Dilek (AVES, 2021)Objective: As an anionic surfactant, sodium lauryl sulphate (SLS), is used as an emulsifying agent in toothpastes as well as many different household cleaning products. Many toothpastes contain SLS and it is responsible ... -
Bisphenol a and di(2-ethylhexyl) phthalate exert divergent effects on apoptosis and the Wnt/-catenin pathway in zebrafish embryos: A possible mechanism of endocrine disrupting chemical action
Üstündağ, Ünsal Veli; Ünal, İsmail; Ateş, Perihan Seda; Alturfan, Ahmet Ata; Yiğitbaşı, Türkan; Emekli Alturfan, Ebru (Sage Publications Inc, 2017)Polyethylene terephthalate (PET) and polycarbonate (PC) are the most commonly used plastics in water bottles. Di(2-ethylhexyl) phthalate (DEHP) is used as a plasticizer in PET plastics, and bisphenol A (BPA) is used to ... -
Bisphenol a reveals its obesogenic effects through disrupting glucose tolerance, oxidant–antioxidant balance, and modulating inflammatory cytokines and fibroblast growth factor in zebrafish
Beler, Merih; Cansız, Derya; Ünal, İsmail; Üstündağ, Ünsal Veli; Dandin, Esra; Ak, Esin; Alturfan, A. Ata; Emekli Alturfan, Ebru (SAGE Publications Ltd, 2022)Obesogens affect lipid metabolism, and genetic or epigenetic factors may also contribute to the progression of obesity. Endocrine-disrupting chemicals (EDCs) are the most striking among obesogens. Bisphenol A (BPA) is an ... -
Caprylic acid ameliorates rotenone induced inflammation and oxidative stress in the gut-brain axis in Zebrafish
Cansız, Derya; Ünal, İsmail; Üstündağ, Ünsal Veli; Alturfan, Ahmet Ata; Altınöz, Meriç A.; Elmacı, İlhan; Emekli Alturfan, Ebru (Springer, 2021)Background Dysfunction of the gastrointestinal tract (GIT) is one of the most common non-motor symptom of Parkinson's Disease (PD). Pathological processes causing PD were suggested to initiate in the enteric nervous system ... -
Chard extract increased gastric sialic acid and ameliorated oxidative stress in valproic acid-administered rats
Alev Tüzüner, Burçin; Tunalı, Sevim; Üstündağ, Ünsal Veli; İpekçi, Hazal; Emekli Alturfan, Ebru; Tunalı Akbay, Tuğba; Yanardağ, Refiye; Yarat, Ayşen (ScientificWebJournals (SWJ) Özkan Özden, 2023)Valproic acid, one of the most used drugs for epilepsy patients, has some known side effects. Chard extract has many pharmacological activities. The study aims to evaluate whether valproic acid might interfere with oxidative ... -
Combination of exercise and caloric restriction ameliorates nearly complete deleterious effects of aging on cardiovascular hemodynamic and antioxidant system parameters
Macit, Çaǧlar; Üstündağ, Ünsal Veli; Eyüpoğlu, Ozan Emre; Dağdeviren-Çevik, Özge; Şener, Göksel (Marmara University, 2020)Aging is a progressive and catabolic process by cells of the body are broken down. Study scrutinized the effects of exercise and caloric restriction in cardiovascular hemodynamics and antioxidant system parameters. Rats ... -
Determination of bisphenol a and phthalate levels in wastewater samples
Akçay, Mansur; Ateş Kalkan, Perihan Seda; Üstündağ, Ünsal Veli; Ünal, İsmail; Cansız, Derya; Emekli Alturfan, Ebru; Alturfan, Ahmet Ata (Istanbul University, 2022)Objective: The use of endocrine-disrupting chemicals (EDCs) such as bisphenol A (BPA) in plastics manufacturing, agriculture, livestock, and paint manufacturing increas daily. The water treated in wastewater treatment ... -
Diethylhexyl phthalate exposure amplifies oxidant and inflammatory response in fetal hyperglycemia model predisposing insulin resistance in zebrafish embryos
Kaplan, Gül; Beler, Merih; Ünal, İsmail; Karagöz, Atakan; Eğilmezer, Gizem; Üstündağ, Ünsal Veli; Cansız, Derya; Alturfan, Ahmet Ata; Emekli Alturfan, Ebru (2024)Exposure of zebrafish embryos to glucose is a suitable model for the fetal hyperglycemia seen in gestational diabetes. Diethylhexyl phthalate (DEHP), which is considered an endocrine-disrupting chemical, is one of the most ... -
Differential effects of bisphenol a and di (2-Ethylhexyl) phthalate exposure on crestin and the expression of some genes related to apoptosis and inflammation in zebrafish embryos
Ateş Kalkan, Perihan Seda; Ayık, Tuğçe; Üstündağ, Ünsal Veli; Emekli Alturfan, Ebru (Istanbul University Press, 2021)Objective: Endocrine disrupting chemicals (EDC) in plastics may disrupt proper endocrine system functioning. Zebrafish embryos are formed through external fertilization, and their rapid development, short life cycle, and ... -
The effect of acetic acid-induced pain in Parkinson's disease model in zebrafish
Cansız, Derya; Ünal, İsmail; Beler, Merih; Üstündağ, Ünsal Veli; Ak, Esin; Emekli Alturfan, Ebru; Alturfan, Ahmet Ata (Elsevier B.V., 2023)Parkinson's disease (PD) is the second most common neurodegenerative disease caused by the degeneration of dopaminergic neurons and the accumulation of Lewy bodies. Pain is one of the most common non-motor symptoms in PD, ... -
The effect of different storage conditions on the migration of chemicals from polyethylene terephthalate and polycarbonate bottles to water
Seyhan, Gümrah; Üstündağ, Ünsal Veli; Ünal, İsmail; Ateş Kalkan, Perihan Seda; Cansız, Derya; Emekli Alturfan, Ebru; Alturfan, Ahmet Ata (Istanbul University, 2022)Objective: Polyethylene terephthalate (PET) and polycarbonate (PC) bottles have been used widely in the last years for the consumption of water and the increased use of these chemicals has raised many concerns regarding ... -
The effects of calorie restriction and exercise on age-related alterations in corpus cavernosum
Macit, Çaǧlar; Üstündağ, Ünsal Veli; Dağdeviren, Özge C.; Olguner Mercanoǧlu, Güldem; Şener, Göksel (Frontiers Media S.A., 2020)Background Aging is an important risk factor for erectile dysfunction (ED). Both calorie restriction (CR) and physical exercise (PE) have been established as a non-medical method for the improvement of detrimental changes ... -
Effects of exercise and calorie restriction on brain and testis in natural aging model
Hakgüder, Umay; Üstündağ, Ünsal Veli; Tüzüner, Burçin Alev; Genç, Nevin; İpekçi, Hazal; Özçelik, Reyhan; Tunalı Akbay, Tuğba; Şener, Göksel; Yarat, Ayşen; Emekli Alturfan, Ebru (2021)The aim of our study was to examine the effects of exercise and calorie restriction on various tissue damage and antioxidant parameters in the brain and testis of rats in a natural aging model. For this purpose, male ... -
The effects of tacrolimus on the activity and expression of tissue factor in the rat ovary with ischemia-reperfusion induced injury
Üstündağ, Ünsal Veli; Şahin, Sadık; Ak, Koray; Keskin, İlknur; Emekli Alturfan, Ebru (Institute of Animal Reproduction and Food Research, 2015)In the present study, the effects of tacrolimus on the activity and expression of tissue factor (TF) were investigated in the ovarian ischemia-reperfusion induced injury in rats. Twenty-eight female rats (8-12 weeks, 300-350 ... -
Effects of water samples in polyethylene terephthalate bottles stored at different conditions on zebrafish embryos with relevance to endocrine disrupting chemical migration and adenomatous polyposis coli tumor suppressor gene
Üstündağ, Ünsal Veli; Ünal, İsmail; Ateş, Perihan Seda; Tırpanç, Aybüke; Eğilmezer, Gizem; Alturfan, Ahmet Ata; Yiğitbaşı, Türkan; Emekli-Alturfan, Ebru (Marmara University, 2019)Objective: Polyethylene terephthalate (PET) is a material that is most commonly used for production of clear plastic bottles. Adenomatous polyposis coli (APC) and beta-catenin have been related with cancer. Aim was to ...
