197 research outputs found

    Bağlanma Stilleri ile Aşk Tipleri, Duygusal Dışavurum ve Yaşam Doyumu Arasındaki İlişki

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    Bu çalışma romantik ilişkilerde bağlanma stilleri ile aşk tipi tercihi, duygusal ifade ve yaşam doyumu arasındaki ilişkiyi incelemektedir. Çalışmaya 226 gönüllü katılmıştır. Sonuçlar, romantik partnerlerine güvenli bağlanmış katılımcıların Eros aşk tipini; görece güvensiz bağlanmış katılımcıların ise Ludus, Pragma ve Mania aşk tiplerini tercih ettiklerini göstermiştir. Romantik partnerlerine güvenli ve güvensiz bağlanan katılımcıların Storge ve Agape aşk tipi tercihleri arasında bir farklılık görülmemiştir. Ayrıca, partnerlerine güvenli ya da güvensiz bağlanan gruplar arasında genel duygusal dışavurum açısından anlamlı bir farklılık yoktur. Son olarak, romantik partnerlerine güvenli bağlanan katılımcıların, güvensiz olanlardan daha fazla yaşam doyumuna sahip oldukları belirlenmiştir. Romantik ilişkilerde bağlanma stillerine yönelik çalışmalar ile duygusal dışavurumlar ve yaşam doyumuna yönelik farklılaştırma gücünün elde edilebileceği tartışılmıştır

    MİLET

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    İonya, MÖ 1000’lerde 12 İon koloni şehrinin birlikteliğiyle oluşmuştur. İonlar bir denizci topluluğuydu ve kültürel etkileşimleri, halkına sunduğu özgürlükçü alan onların düşünsel duruşunun önemli nedenlerindendi. İonya doğayı anlama, görünenin ve değişenin ardında yatan değişmeyen temel ilkenin ne olduğu konusunda rasyonel bir tutumun, girişimin ortaya konduğu önemli bir merkezdi. Bu 12 şehirden en önemlisiyse Milet’ti (Rasyonalist, 2020). İsmi, İon dilinde Miletos, Dor dilinde Milatos, Aiol dilinde ise Millatos’dur (Gür, 2010: 225). Ortaçağda tiyatronun üzerindeki kaleden dolayı Palatia olarak anılmış, Türk egemenliğine girdikten sonra Balat olarak anılmıştır (Erşen, 2007: 207). Bu ad, harabelerin antik dönemdeki büyük kralların sarayları olduğu inancından doğan ve Yunanca’da saray anlamına gelen Palatia sözcüğünün bozulmuş halidir (Freely, 2008: 131)

    Violent games and agression: Moderator role of parentel guidance

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    With the spread of digital technology, the effects of video games which have violent content on children's behaviors have been the subject of curiosity. The literature indicates different findings. Some researchers suggest that violent games lead children to aggression while others indicate that playing violent games do not directly cause violence (see, Calvert et. al., 2015; Ferguson, 2015; Lin, 2013; Prescott, Sargent, & Hull, 2017). They demonstrate that there are mediator or moderator variables such as children's cognitive assessment powers, social attitudes towards violence, means of transport for violence and punishment after violence to indicate this relationship even social learning was effective in this context. The current study examines that mediator role of identification with game characters in the violent game (M) in the model and moderator role of parental guidance (W) on all paths between X, M, and dependent variable (Y), aggressive behavior (see, Hayes' Process Model 59, 2018). Our sample was 9 -17 aged 140 children. We directly asked children about their duration of violent game playing. We used the Identification with the Player Character Scale (Hefner, Klimmt, & Vorderer, 2007) to measure character identification. Participants answer the Social Support Questionnaire for Children (Gordon-Hollingsworth et. al., 2015) for the perceived parental support. The Aggression Scale (Orpinas & Frankowski, 2001 ) is used to measure our dependent variable which is children's aggressive behavior. Sample size analysis shows that it should be at least 138 participants total. According to the expected results, we think that the duration of violent video games play and identification with the game characters in them will predict children's aggressive behavior; however, we expect that the effect of the identification on aggressive behavior will decrease when perceived parental guidance increases. The results showed that when duration of violent game playing rises, identification with game character increases. On the contrary of our hypotheses, neither duration of violent game playing, nor identification with game character predict aggressive behavior. Effect of the constant on both identification with game character and aggressive behavior is significant. Therefore, future studies should leave classical violent game and aggressive behavior association and focus new predictors

    Investigation of the Relationship between Cognitive Flexibility Levels and Personal Features of University Students

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    The purpose of this study was to examine the relationship between cognitive flexibility levels and personality traits of university students and whether these variables differ according to gender, education department, cigarette and alcohol use. The research was carried out with 151 students studying in the English language education, physical education and sports, science education, public relations and advertising departments of Karadeniz Technical University. "Cognitive Flexibility Scale" was used to measure the level of cognitive flexibility, "Eysenck Personality Questionnaire Short Form" to measure personality characteristics and "Personal Information Form" created by the researcher was used for personal information. Independent Sample T-Test, One Way Variance Analysis (ANOVA) and Pearson Correlation Coefficient were used in the analysis of the data. The analyses were carried out in SPSS 22.0 program. The results of the research showed that there was a negative relationship between cognitive flexibility and neuroticism and a positive relationship between cognitive flexibility and extraversion. According to another result only estraversion scores differ by gender. Women's extraversion scores were higher than men's scores. The variables don't differ according to the education department. Cognitive flexibility and psychoticism scores differ between smokers and non-smokers. In addition neuroticism and psychoticism scores differ between individuals who consume alcohol and do not consume alcohol. The findings were discussed based on the literature and suggestions for future research were presented

    Intersection of different disciplines: Elements

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    AbstractThis study aims to reveal the extent to which 7th grade students are able to integrate the “use of elements” topic into different disciplines, to determine their way of accomplishing this integration. The study is conducted with 37 seventh grade students in a private school in Istanbul in 2008–2009. Integration of Elements Test (IET) is administered both as a pretest and a posttest and activity sheets are formed to be used during the treatment. After the completion of the treatment, a semi-structured interview is conducted with 4 randomly selected students and they are videotaped and analyzed qualitatively

    Production of biodiesel from poppy oil by using waste marble dust as catalyst

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    Bu çalışmada, mermer atıkları katalizörlüğünde haşhaş yağı ve metanolden, transesterifikasyon tepkimesi ile biyodizel üretimi incelenmiştir. Katalizör olarak kullanılan CaO, toz haline getirilen mermer atıklarının 850 °C’de 3 saat süresince kalsinasyonu ile hazırlanmıştır (verim %43) ve XRD ve SEM-EDX yöntemleri ile karakterize edilmiştir. Biyodizel verimine metanol-yağ molar oranı, katalizör miktarı, tepkime süresi ve sıcaklığın etkisi incelenmiş, bu parametrelerin optimum değerleri sırası ile 6:1, %1, 120 dakika ve 65 °C olarak belirlenmiştir. Elde edilen biyodizelin yakıt özelikleri TS EN 14214 standardı ile karşılaştırılarak belirlenmiş ve dizel yakıt ile karıştırılarak kullanılabileceği öngörülmüştür.In this study, biodiesel production from poppy oil and methanol, by transesterification reaction, was investigated by using waste marble dust as catalyst. The CaO, used as catalyst, was prepared (yield 43%) by calcination of powdered marble dust at 850 °C for 3 h and characterized by XRD and SEM-EDX techniques. The effects of methanol: oil molar ratio, catalyst amount, reaction time and temperature on the biodiesel yield were investigated and optimum values of these parameters were determined as 6:1, 1%, 120 min and 65°C, respectively. The properties of the produced biodiesel were determined by compared with TS EN 14214 standard and it is expected to use with diesel

    Cantrell pentalojisi

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    Cantrel pentalojisi nadir görülen bir sendromdur. Gelişen teknoloji ile birlikte son yıllarda erken haftalarda tanı konabilmektedir. Tanı konulan hastalarda gebeliğin sonlandırılması önerilmekte ve bir çok hastada terminasyon uygulanmaktadır. Ancak nadiren de olsa aile terminasyon seçeneğini kabul etmediğinden dolayı terme ulaşan fetuslar görülmektedir. Bizim vakamız da terme kadar ulaşan ve doğum esnasında kaybedilen bir Cantrel pentalojisi vakasıdı

    Montelukast jest skutecznym lekiem w zapobieganiu zespołowi hiperstymulacji jajników: badania eksperymentalne

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    Objectives: To determine the efficacy of montelukast in comparison with cabergoline in the prevention of ovarian hyperstimulation syndrome (OHSS) in rats. Material and methods: An experimental OHSS model was formed in 35 female Wistar rats. Rats (22 days old) were randomized into 5 groups, each containing 7 animals. The control group received no therapy; the mild OHSS group was administered pregnant mare serum gonadotropin (PMSG) 10 IU for 4 days, hCG 10 IU on the 5th day; the severe OHSS group received PMSG 10 IU for 4 days, hCG 30 IU on the 5th day. The montelukast group: received montelukast 10 mg/kg/day and the cabergoline group was administered cabergoline 100μg/kg/day via oral gavage for 6 days (days 22–27), in addition to those of severe OHSS. All groups were sacrificed on 28th day. Body weight, ovarian diameter and weight, vascular permeability, vascular endothelial growth factor (VEGF), semiquantitative VEGF receptor-1, and VEGF receptor-2 (VEGFR-2) immunohistochemistry were evaluated. Results: Ovarian diameter and VEGF expression were significantly lower in the montelukast and cabergoline groups than in the severe OHSS group. While montelukast was more effective in limiting vascular permeability in the severe OHSS, cabergoline was superior to montelukast with respect to the limiting effect on increased body weight and VEGFR-2 expression. Conclusions: The VEGF/VEGFR-2 interaction plays an important role in OHSS pathogenesis. Montelukast limits VEGF expression, and cabergoline reduces both VEGF and VEGFR-2 expressions; they are both effective therapies for the prevention of severe OHSS.Cel: Ocena skuteczności montelukastu w porównaniu z kabergoliną w zapobieganiu zespołowi hiperstymulacji jajników (OHSS) u szczurów. Materiał i metoda: Model doświadczalny OHSS stanowiło 35szczurów rasy Wistar, płci żeńskiej. Szczury (22 dniowe) podzielono na 5 grup, każda zawierająca 7 zwierząt. Grupa kontrolna nie otrzymała żadnej terapii. Grupa z łagodnym OHSS otrzymała gonadotropinę z surowicy ciężarnych klaczy (PMSG) w ilości 10IU przez 4 dni, hCG 10IU w 5 dniu, grupa z ciężkim OHSS otrzymała PMSG 10IU przez 4 dni, hCG 30IU w 5 dniu. Grupa z montelukastem otrzymała montelukast w dawce 10mg/kg/dzień a grupa z kabergoliną otrzymała kabergolinę 100μg/kg/dzień przez doustny zgłębnik przez 6 dni (dni 22-27). Wszystkie zwierzęta zabito w 28 dniu. Oceniono masę ciała, wymiar i wagę jajników, przepuszczalność naczyń, czynnik wzrostu śródbłonka naczyń (VEGF) oraz w immunohistochemii półilościowo receptor – 1 VEGF i receptor-2 VEGF. Wyniki: Wymiar jajnika oraz ekspresja VEGF były istotnie niższe w grupach z monelukastem i kabergoliną niż w grupie z ciężkim OHSS. Podczas gdy montelukast był bardziej skuteczny w ograniczaniu przepuszczalności śródbłonków w ciężkim OHSS, to kabergolina okazała się lepsza od montelukastu po uwzględnieniu ograniczającego efektu zwiększonej masy ciała i ekspresji VEGFR-2. Wnioski: Wzajemne oddziaływanie VEGF/VEGFR-2 odgrywa istotną role w patogenezie OHSS. Montelukast ogranicza ekspresję VEGF, a kabergolina zmniejsza zarówno ekspresję VEGF jak i VEGFR-2; obie terapie są skuteczne w zapobieganiu ciężkiemu OHSS

    Antibiofilm Evaluation of Two Different Denture Liners Incorporated with Zirconium Oxide Nanoparticles

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    Abstract Objectives: This in vitro study was purposed to examine the effects of incorporation nano-ZrO2 on antibiofilm activity, glucose sorption, weight change, and surface roughness of two different types of denture liners. Materials and Methods: Modified nano-ZrO2 were added to silicone-based and acrylic resin-based prosthetic lining materials at two different concentrations (0.5% and 1%). The antibiofilm potentials of test groups against Candida albicans (C. albicans), Staphylococcus aureus (S. aureus), and Streptococcus mutans (S. mutans) were determined using 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium (MTT) method. Surface roughness, weight change, and glucose sorption of denture liners were also evaluated after modifying with nano-ZrO2. Results: According to the antibiofilm activity results, 1% nano-ZrO2 addition to silicon-based and acrylic resin-based denture liners resulted in 16.48% and 13.39% of biofilm inhibition for S. aureus, respectively. 1% nano-ZrO2 addition to silicon-based denture liners also inhibited the S. mutans biofilm formation at an 8.16% rate. Nano-ZrO2 addition to the test groups had no inhibition effect on C. albicans biofilm formation. Surface roughness decreased significantly once nano-ZrO2 was added in tissue conditioner test groups (p=0.012), however, the addition of 0.5% nano-ZrO2 increased soft denture liner test group significantly (p<0.001). Conclusions: To overcome the microbial biofilm problems (especially against S. aureus and S. mutans) caused by the use of denture liners, addition of nano-ZrO2 might be a promising agent with its antibiofilm capacities

    Synthesis, Antiproliferative Activity and In Silico Studies of Chalcones Derived From 4-(Imidazole-1-yl)Acetophenone

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    In this study, the synthesis of chalcone compounds (1-11) derived from 4-(imidazol-1-yl)acetophenone and the structure determination of these compounds by various spectroscopic methods were carried out. The anticancer activities of compounds 1-11 were examined against HeLa and PC-3 cancer cells at four different concentrations (100, 50, 25, and 5 µM) using the BrdU ELISA assay. It was determined that all molecules except compounds 1 and 6 in HeLa cancer cells and compounds 2 and 8 against PC-3 cancer cells were more active against HeLa and PC-3 than the standard drug 5-fluorouracil (5-FU). The best activity against PC-3 cancer cells was compound 4 (IC50: 1.39±0.00 µM). In addition, compound 11 (IC50: 1.58±0.01 µM) was found to have the highest activity against HeLa cancer cells. Compound 4 against PC-3 cancer cell and compound 11 against HeLa cancer cell displayed cell selective activity. The ADME properties and drug similarities of the molecules 1-11 using the SwissADME software were investigated. According to these properties, compounds 1-11 were found to obey Lipinski rules
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