63 results match your criteria: "20020 Turkey; and Massachusetts General Hospital and Harvard Medical School (C.T.[Affiliation]"

The decision-making process consists of finding the best solution to an analyzed problem. This search is carried out in the face of countless interactions when analyzing an alternative criterion by criterion, under which weights are assigned that distinguish the degree of importance they have for the decision-makers. The definition of weight for each criterion gives rise to three lines of thought on the subject.

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In this study, the glyphosate toxicity and the toxicity-reducing role of bitter melon extract (Bmex) (Momordica charantia L.) were investigated in Allium cepa L. test material.

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Among natural products, mushrooms are well known for their nutritional value and health-improving features. In this study, the total phenolic content, total oxidant status, total antioxidant capacity, lipid hydroperoxides, and total free sulfhydryl levels of wild edible mushroom Sarcodon squamosus were investigated. The agar disc diffusion method was applied to test the antimicrobial effect of S.

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β-blockers having specific affinities to β-adrenergic receptors are routinely used to treat cardiovascular problems. Additionally, it has been demonstrated that these drugs can be effective in treating apoptosis-related diseases. The current study was conducted to investigate the cytotoxic and apoptotic effects of β-1 selective esmolol, β-2 selective ICI-118,551, and non-selective nadolol blockers on the cancerous and healthy lung cells.

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The characterization and synthesis of 3-chloro-2-{(2E)-2-[1-(4-chlorophenyl)ethylidene]hydrazinyl}pyridine (CCPEHP) was investigated in our study. Mass and UV-visible spectra were recorded in chloroform solvent. The CCPEHP molecule containing pyridine and chlorophenyl rings and hydrazone group crystallized in the triclinic system and space group.

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Aims: Time of showering after surgery is still a controversial issue for surgical patients and health professionals. We evaluated the effects of showering in 48-72 h after median sternotomy on sternal wound infections, pain due to sternotomy, patient comfort, and satisfaction levels.

Methods And Results: The study was a randomized controlled clinical trial.

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Article Synopsis
  • Marine actinomycetes, particularly the strain Streptomyces ovatisporus S4702T, are valuable for their unique bioactive compounds with antimicrobial and anti-cancer properties.
  • The study aimed to explore the bioactive potential of this marine-derived strain by culturing it and extracting compounds using various organic solvents, followed by detailed chemical characterization and biological testing.
  • The results showed that an ethyl acetate extract was highly effective against specific bacteria (Bacillus subtilis and Micrococcus luteus) and revealed a promising compound with significant antibacterial and cytotoxic activity, making it a viable candidate for medicinal applications.
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Background: In burn wound healing, zones of burn, namely zone of hyperemia, the zone of stasis, and zone of coagulation, have crucial importance. These zones have been identified based on the pathophysiology of the burn, and treatment of burn has been improved. The zone of necrosis is treated by excision and repair through grafting.

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The COVID-19 pandemic has drastically reduced physical activity (PA) behaviors of many people. Physical education (PE) is considered one of the privileged instruments to promote youths' PA. We aimed to investigate the effects of lockdown on PE teachers' behaviors promoting their students' out-of-school PA and differences between three European countries.

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In traditional separation processes, there are environmental risks still because of the presence of toxic agents. Thus, a novel biomembrane microreactor named eco-green biomembrane (EgBM) was developed to perform the transport, biodegradation, and cleaning of a textile dye aqueous solution (3 mg/L) from the donor (., textile dye) to the acceptor (.

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Background: DNA topoisomerase and telomerase enzymes are popular targets of several anti-tumor drugs. Smooth proceeding of telomeric recombination requires Topoisomerase II (Top2), which is involved in telomere-telomere recombination through functioning in relaxation of positive supercoils among the cells adopting telomerase-independent Alternative lengthening of telomere (ALT) pathway. Most of the inhibitors reported so far have been designed to targetsolely telomerase-positive cells, which can potentially lead to therapeutic failure because tumor cells treated with telomerase inhibitors can activate the ALT pathway for telomere maintenance.

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Optimization of microencapsulation conditions of transglutaminase by freeze drying.

J Food Sci Technol

November 2019

1Food Engineering Department, Faculty of Natural Sciences and Engineering, Tokat Gaziosmanpasa University, 60150 Tokat, Turkey.

Transglutaminase (TG), which is an important enzyme for food processing, can enhance the firmness, viscosity and water binding capacity of food products by catalyzing the cross-linking reaction of proteins. Since preservation of the enzyme activity is essential, the production of microencapsulated powder form of TG can be a great challenge to maintain its initial activity. In this study, TG was microencapsulated using a freeze drying technique and the effects of homogenization conditions and coating material ratios on the enzyme activity were investigated using D-optimal combined design.

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Adaptation of the Turkish version of Nurses' Self Concept Questionnaire.

Int J Nurs Sci

January 2019

Fundamentals of Nursing Department, Nursing Faculty, Ege University, 35100, Izmir, Turkey.

Objectives: Nurse's self-concept is significant for professionalism. We aimed to determine the reliability and validity of the Turkish version of a Nurses' Self Concept Questionnaire.

Methods: A methodological study was conducted with the participation of a group of nursing students and nurses.

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X-prolyl dipeptidyl aminopeptidase (PepX) is an intracellular enzyme from the Gram-positive bacterium Lactococcus lactis spp. lactis NRRL B-1821, and it has commercial importance. The objective of this study was to compare the effects of several cell disruption methods on the activity of PepX.

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The integrated hypothalamic tachykinin-kisspeptin system as a central coordinator for reproduction.

Endocrinology

February 2015

Division of Endocrinology, Diabetes, and Hypertension (V.M.N., S.S., R.S.C., U.B.K.), Department of Medicine, Brigham and Women's Hospital and Harvard Medical School, Boston, Massachusetts 02115; Department of Physiology and Pharmacology (M.A.B., O.K.R.), Oregon Health and Science University, Portland, Oregon 97239; Department of Cell Biology, Physiology, and Immunology (S.L., L.P., M.T.-S.), University of Córdoba; Centro de Investigación Biomédica en Red Fisiopatología de la Obesidad y Nutrición (S.L., L.P., M.T.-S.), Instituto de Salud Carlos III; and Instituto Maimónides de Investigaciones Biomédicas and Hospital Universitario Reina Sofia (S.L., L.P., M.T.-S.), 14004 Córdoba, Spain; Department of Obstetrics and Gynecology (S.S.), Pamukkale University School of Medicine, Denizli, 20020 Turkey; and Massachusetts General Hospital and Harvard Medical School (C.T., S.B.S.), Boston, Massachusetts 02114.

Tachykinins are comprised of the family of related peptides, substance P (SP), neurokinin A (NKA), and neurokinin B (NKB). NKB has emerged as regulator of kisspeptin release in the arcuate nucleus (ARC), whereas the roles of SP and NKA in reproduction remain unknown. This work explores the roles of SP and NKA in the central regulation of GnRH release.

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Bileaflet versus posterior-leaflet-only preservation in mitral valve replacement.

Tex Heart Inst J

April 2014

Department of Cardiac and Vascular Surgery (Drs. Baltalarli and Ozdemir), Ozel Denizli Cerrahi Hospital, 20020 Denizli; and Department of Cardiac and Vascular Surgery (Dr. Emrecan), Pamukkale University, 20070 Denizli; Turkey.

In the present study of mitral valve replacement, we investigated whether complete preservation of both leaflets (that is, the subvalvular apparatus) is superior to preservation of the posterior leaflet alone. Seventy patients who underwent mitral valve replacement in our clinic were divided into 2 groups: MVR-B (n=16), in whom both leaflets were preserved, and MVR-P (n=54), in whom only the posterior leaflet was preserved. The preoperative and postoperative clinical and echocardiographic findings were evaluated retrospectively.

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In this study, a fast, simple and efficient method based on ultrasound-assisted emulsification-microextraction (USAEME) coupled with ultra-high-performance liquid chromatography-tandem mass spectrometry (UHPLC-MS/MS) was successfully developed for the determination of ibuprofen (IBU) and its four metabolites (1-hydroxyibuprofen (1-HIBU), 2-hydroxyibuprofen (2-HIBU), 3-hydroxyibuprofen (3-HIBU), carboxyibuprofen (CIBU)) in human urine. For this purpose, the influence of the different parameters affecting the USAEME procedure was evaluated in order to optimize the efficiency of the process. The optimum conditions were found to be: 100μL of 1-octanol as extraction solvent, 2mL of urine sample, 15% (w/v) NaCl to control the ionic strength, ultrasonication for 10min; and centrifugation for 5min at 6500rpm.

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Natural organic matter removal and fouling in a low pressure hybrid membrane systems.

ScientificWorldJournal

September 2014

Department of Environmental Engineering, Faculty of Civil, Istanbul Technical University, Maslak, 34469 Istanbul, Turkey.

The objective of this study was to investigate powdered activated carbon (PAC) contribution to natural organic matter (NOM) removal by a submerged MF and UF hybrid systems. It was found that filtration of surface waters by a bare MF and UF membranes removed negligible TOC; by contrast, significant amounts of TOC were removed when daily added PAC particles were predeposited on the membrane surfaces. These results support the assumption that the membranes surface properties and PAC layer structure might have considerably influential factor on NOM removal.

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Assessment of trihalomethane formation in chlorinated raw waters with differential UV spectroscopy approach.

ScientificWorldJournal

June 2014

Department of Environmental Engineering, College of Engineering, Pamukkale University, Kinikli, 20020 Denizli, Turkey.

In this study, the changes in UV absorbance of water samples were characterized using defined differential UV spectroscopy (DUV), a novel spectroscopic technique. Chlorination experiments were conducted with water samples from Terkos Lake (TL) and Büyükçekmece Lake (BL) (Istanbul, Turkey). The maximum loss of UV absorbance for chlorinated TL and BL raw water samples was observed at a wavelength of 272 nm.

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Patulin & ergosterol: new quality parameters together with aflatoxins in hazelnuts.

Food Chem

May 2014

University of Pamukkale, College of Engineering, Department of Food Engineering, 20020 Kinikli-Denizli, Turkey. Electronic address:

Hazelnuts of three different categories, mouldy, hidden mould and sound (undamaged), were investigated for their contents of aflatoxins (B1, B2, G1 and G2), patulin, and ergosterol. Samples were obtained from five hazelnut processing plants located in a major hazelnut producing area in the Black Sea region in Turkey. All aflatoxins, patulin and ergosterol were determined by high performance liquid chromatography (HPLC).

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Introduction: The hippocampus is an important region of the brain that regulates cognitive and emotional functions. In this study, we examined the impact of perinatal administration of testosterone propionate (TP) on the number of pyramidal neurons in the CA1 and CA3 regions of the hippocampi of female rats.

Methods: Five groups of rats were used in this study.

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This study investigates the correlation between brain magnetic resonance imaging findings and blink reflex abnormalities in patients with relapsing remitting multiple sclerosis. Twenty-six patients and 17 healthy subjects were included in this study. Blink reflex test (BRT) results were obtained using right and left stimulations; thus, 52 BRT results were recorded for the patient group, and 34 BRT results were recorded for the control group.

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Multiple sclerosis coexisting with spinal cord ependymoma: a case report.

Ideggyogy Sz

September 2012

Pamukkale University, Faculty of Medicine, [corrected] Neurology Department, Denizli, Turkey 90-20020. [corrected].

Background: In this paper, we report a coexistence of multiple sclerosis and an intradural spinal cord tumor.

Case Report: A 34-year-old woman who had a history of relapsing-remitting multiple sclerosis for the last 15-years presented with acute sensory loss and spasticity in her left lower limb and her spinal magnetic resonance imaging study revealed an intradural spinal cord tumor in the lumbar spine, further diagnosed as ependymoma.

Conclusion: We call attention to this rare association of MS and a spinal cord tumor, emphasizing the need for investigation of new symptoms during the evolution of MS.

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Sulfite leads to neuron loss in the hippocampus of both normal and SOX-deficient rats.

Neurochem Int

August 2012

Pamukkale University, Faculty of Medicine, Department of Histology and Embryology, Kinikli 20020, Denizli, Turkey.

Sulfites are compounds commonly used as preservatives in foods, beverages and pharmaceuticals. Sulfite is also endogenously generated during the metabolism of sulfur-containing amino acids and drugs. It has been shown that sulfite is a highly toxic molecule.

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