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Purchasing Intention: A Research on Mobile Phone Usage by Young Adults
SURUCU, Lutfi,YESILADA, Figen,MASLAKCI, Ahmet Korea Distribution Science Association 2020 The Journal of Asian Finance, Economics and Busine Vol.7 No.8
The main aim of study is to identify the factors that affect the purchasing intention of young adults. The reference group is an important factor in determining the underlying causes of young adults' purchasing intentions. However, the literature states that young adults prefer to buy brands they trust in order to eliminate the risks that may arise when buying products they may not know. Moving from this perspective, the study proposes a conceptual model that including structural relationships between brand trust, reference group, and purchasing intention. The study aims to contribute to the literature by discussing the moderator role of brand trust in this structure. A series of hypotheses are tested via a survey completed by 749 young people between the ages of 20 and 30 living in Istanbul, Turkey. The data were analyzed with IBM SPSS-23 and AMOS-18 program. In addition to descriptive, reliability, and factor (exploratory and confirmatory) analysis, hierarchical regression analysis was performed to test the research hypotheses. The results show that the reference group positively influences the purchasing intention, and brand trust plays a moderating role in this relationship. The findings are discussed and some practical suggestions are made for mobile phone manufacturers.
Analgesic and Antiinflammatory Activities of Some New Mannich Bases of 5-Nitro-2-Benzoxazolinones
Koksal, Meric,Kupeli, Esra,Yesilada, Erdem,Erdogan, Hakki,Gokhan, Mesrin 대한약학회 2007 Archives of Pharmacal Research Vol.30 No.4
In this study, the synthesis of a novel series Mannich bases of 5-nitro-3-substituted piperazino-methyl-2-benzoxazolinones are described. The structures attributed to compounds 3a-3k were elucidated using IR, $^1$H-NMR spectroscopic techniques besides elemental analysis. The compounds were examined for their in vivo antiinflammatory and analgesic activities in two different bioassays, namely, carrageenan-induced hind paw edema and p-benzoquinone-inducedabdominal constriction tests in mice, respectively. In addition, the ulcerogenic effects of the compounds were determined. Among the tested derivatives most promising results were obtained for the compounds bearing electron-withdrawing substituents (F, Cl, COCH$_3$) in the ortho/para position of the phenyl nucleus on the piperazine ring at 3 position of benzoxazoli-none moiety (3a, 3b, 3c, 3d, 3h). The analgesic activities of all compounds are higher than their antiinflammatory activities. Antiinflammatory inhibitory ratios for all compounds were above 30% for the last two measurements. Because of this compounds 3a,3b,3c,3d deserve attention and may be considered for further evaluation.
Sukuroglu, Murat,Caliskanergun, Burcu,Unlu, Serdar,Sahin, M.Fethi,Kupeli, Esra,Yesilada, Erdem,Banoglu, Erden The Pharmaceutical Society of Korea 2005 Archives of Pharmacal Research Vol.28 No.5
A series of structurally diverse amide derivatives of [6-(3,5-dimethyl-4- chloro-pyrazole-1-yl)-3(2H)-pyridazinone-2-yl]acetic acid were prepared and tested for their in vivo analgesic and anti-inflammatory activity by using p-benzoquinone-induced writhing test and carrageenan induced hind paw edema model, respectively. The analgesic and anti-inflammatory activity of the compounds, 7c, 7d and 7k were found to be equipotent to aspirin (as an analygesic) and indometacin (as an anti-inflammatory drug), respectively. The other amide derivatives generally resulted in lower activity on comparision with reference compounds.
Mustafa Aslan,Didem Deliorman Orhan,Nil?fer Orhan,Ekrem Sezik,Erdem Yesilada 한국식품영양과학회 2007 Journal of medicinal food Vol.10 No.2
Helichrysum graveolens(Bieb.) Sweet (Asteraceae) grows widely in Turkey. Capitulums of H. graveolensareused in the treatment of many diseases such as jaundice and wound healing and as a diuretic in the rural areas of Anatolia.The decoction from the capitulums of the plant is consumed for the symptoms of diabetes mellitus in folk medicine. In thepresent study, the hypoglycemic, antihyperglycemic, and antioxidant potentials of water and ethanol extracts of H. graveolenswere evaluated by using in vivomethods in normal and streptozotocin-induced diabetic rats. Blood glucose levels of animalswere measured by the glucose oxidase method. The antioxidant activity of these extracts was also studied in liver, kidney,and heart tissues. In order to determine antioxidant activity, tissue malondialdehyde and reduced glutathione levels were mea-sured by using spectrophotometric methods. The experimental data obtained from water and ethanol extracts of capitulumsconfirmed the folkloric utilization. In order to discuss the role of polyphenolic components in the relevant activity, total phe-nol and flavonoid contents of each extract were also determined using the Folin-Ciocalteu reagent, and a positive correlationwas observed.
Analgesic and Antiinflammatory Activities of Some New Mannich Bases of 5-Nitro- 2-Benzoxazolinones
Meri?K?sal,Nesrin G?han,Esra K?eli,Erdem Yesilada,Hakki Erdogan 대한약학회 2007 Archives of Pharmacal Research Vol.30 No.4
In this study, the synthesis of a novel series Mannich bases of 5-nitro-3-substituted piperazinomethyl- 2-benzoxazolinones are described. The structures attributed to compounds 3a-3k were elucidated using IR, 1H-NMR spectroscopic techniques besides elemental analysis. The compounds were examined for their in vivo antiinflammatory and analgesic activities in two different bioassays, namely, carrageenan-induced hind paw edema and p-benzoquinone-induced abdominal constriction tests in mice, respectively. In addition, the ulcerogenic effects of the compounds were determined. Among the tested derivatives most promising results were obtained for the compounds bearing electron-withdrawing substituents (F, Cl, COCH3) in the ortho/para position of the phenyl nucleus on the piperazine ring at 3 position of benzoxazolinone moiety (3a, 3b, 3c, 3d, 3h). The analgesic activities of all compounds are higher than their antiinflammatory activities. Antiinflammatory inhibitory ratios for all compounds were above 30% for the last two measurements. Because of this compounds 3a, 3b, 3c, 3d deserve attention and may be considered for further evaluation.
Murat SÜKÜROGLU,Burcu ÇALISKAN ERGÜN,Serdar ?L?,M. Fethi SAHIN,Esra K?ELI,Erdem YESILADA,Erden BANOGLU 대한약학회 2005 Archives of Pharmacal Research Vol.28 No.5
A series of structurally diverse amide derivatives of [6-(3,5-dimethyl-4-chloro-pyrazole-1-yl)- 3(2H)-pyridazinone-2-yl]acetic acid were prepared and tested for their in vivo analgesic and anti-inflammatory activity by using p-benzoquinone-induced writhing test and carrageenaninduced hind paw edema model, respectively. The analgesic and anti-inflammatory activity of the compounds, 7c, 7d and 7k were found to be equipotent to aspirin (as an analgesic) and indometacin (as an anti-inflammatory drug), respectively. The other amide derivatives generally resulted in lower activity on comparision with reference compounds.