324 research outputs found

    Government concerns of consumers’ intention to purchase green products (preliminary study-Malaysia evidence)

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    Facing with the environmental degradation, the Malaysian government as well as other parts of the world takes the path of protecting the environment. Along with this way, the government encourages the public to perform green behaviour. For instance, in the market, different types of green or environmentally friendly products are prepared for the desirable consumers. The main objective of this study as a preliminary one is to find out the latent factors that can affect the intention of respondents to purchase green products. Second, it aims to determine to which the selected socio-economic characteristics and attitudinal factors influence the respondents= intention to purchase green products

    The relationship between job satisfaction and self-esteem in teachers: A case study in Aliabad University

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    The main goal of this research is to investigate the relationship between self-esteem and job satisfaction of teachers in Aliabad University. For this purpose, 40 teachers were selected randomly. In this study, the measurement tools of job satisfaction was a measuring job satisfaction research questionnaire and Cooper Smith's measurement tool used for self-esteem. The reliability of job satisfaction questionnaire was 85% and the self-esteem was 80 % and their validity was confirmed by an expert. Statistical software SPSS was used for data analysis. To investigate the main hypothesis of study, Pearson correlation test was used, and for sub- test hypothesis, independent t-test was used. The results indicated that there is a significant difference between job satisfaction and self-esteem in Aliabad academic teachers. State teachers' job satisfaction was higher than those who are non-State. Finally, State teachers’ self esteam is higher than, those who are non-State

    Assessment of antibiotic resistance pattern in Acinetobacter bumannii carrying bla oxA type genes isolated from hospitalized patients

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    AbstractPlease cite this article as: Goudarzi H, Douraghi M, Ghalavand Z, Goudarzi M. Assessment of antibiotic resistance pattern in Acinetobacter baumannii carrying bla oxA type genes isolated from hospitalized patients. Novel Biomed 2013;1(2):54-61.Introduction: Acinetobacter baumannii is a Gram-negative coccobacillus and one of the most opportunistic pathogens responsible for serious infections in hospitalized patients.Methods: During a 12 month study, 221 clinical isolates and 22 environmental Acinetobacter baumannii isolates were collected. In vitro susceptibility of Acinetobacter baumannii isolates to 13 antimicrobial agents amikacin; cefepime; ceftazidime; ciprofloxacin; meropenem; piperacillin/tazobactam; sulfamethoxazole/ trimethoprim; imipenem; tigecycline; colistin; gentamycin; ceftriaxone; levofloxacin was performed by the disk diffusion method and Minimum Inhibitory Concentration(MICs) of imipenem; levofloxacin and cefepime.was done by the E-test according to Clinical and Laboratory Standards Institute (CLSI) criteria. blaOXA-23, blaOXA-24, blaOXA-58, blaOXA-51genes were detected by polymerase chain reaction and sequencing.Results: The result of antimicrobial susceptibility test of clinical isolates by the disk diffusion method revealed that that all strains of Acinetobacter baumannii were resistant to piperacillin/tazobactam. The rates of resistance to the majority of antibiotics tested varied between 69% and 100 %, with the exception of tigecycline and colistin. Of 221 isolates tested 99(44.8%) were XDR. All strains carry a blaOXA-51-like gene. blaOXA-23gene was the most prevalence among blaOXA-types.Conclusion: colistin and tigecycline can be effective drugs for treatment of Acinetobacter baumannii infections. Continuous Surveillance for Acinetobacter baumannii multidrug-resistant strains is necessary to prevent the further spread of resistant isolates

    2-Amino-4-methyl­pyridinium 6-carb­oxy­pyridine-2-carboxyl­ate sesquihydrate

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    In the title compound, C6H9N2 +·C7H4NO4 −·1.5H2O, extensive O—H⋯O, O—H⋯N, N—H⋯O and C—H⋯O hydrogen bonds, as well as ion pairing, π–π stacking inter­actions [centroid–centroid distances = 3.4690 (8) and 3.6932 (8) Å between aromatic rings] occur in the crystal. There are hydrogen-bonding inter­actions between water mol­ecules, which result in cyclic tetra­meric water clusters. One of the water O molecules has half occupancy. In the anion molecules, the –CO2 and –CO2H groups make torsion angles of 1.73 (18) and −12.14 (18)° with respect to the ring

    Effects of famotidine and vitamin C on low dose radiation-induced micronuclei in mice bone marrow cells

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         The radioprotective effects of vitamin C and famotidine were investigated using the micronucleus test for anticlastogenic and cell proliferation activity. Various doses of vitamin C and famotidine were administered intraperitoneally 2 h before 2Gy gamma irradiation to NMRI adult male mice. Frequency of micronuclei in 1000 PCEs (MnPCEs) were scored for each sample. Cell proliferation ratio (PCE/PCE+NCE) was also calculated. Data were statistically evaluated using one-way ANOVA and Tukey’s HSD test. The results indicated that gamma irradiation alone caused a significant increase in the MnPCEs and reduced the cell proliferation ratio. Administration of various doses of famotidine and vitamin C before gamma irradiation reduced MnPCEs and therefore clastogenic effects of radiation. Famotidine didn’t change cell proliferation compared to the irradiation group but vitamin C significantly improved and increased cell proliferation to the control group’s level. The dose reduction factor (DRF) calculated, shows a DRF=2 for famotidine and a DRF=1.7 for vitamin C which is indicative of a high radioprotective property of these compounds. The way in which these compounds reduced the clastogenic effects of radiation might be via antioxidant property and free radical scavenging mechanism
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