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      • SCIESCOPUSKCI등재
      • SCIESCOPUSKCI등재

        Effect of Graded Levels of Tallow in the Diet on Performance, Digestibility of Fat, Lipogenesis and Body Lipid Deposition of the Weaned Piglet

        Reis de Souza, T.C.,Aumaitre, A.,Mourot, J.,Peiniau, J. Asian Australasian Association of Animal Productio 2000 Animal Bioscience Vol.13 No.4

        Thirty piglets weaned at 24.5 d of age ($6.9{\pm}0.5kg$) randomly alloted to 3 treatments were used to investigate the effect of dietary tallow on average performance, digestibility of nutrients, metabolic utilization of energy and body composition at 25 kg. Weaned piglets respond to increasing levels of dietary tallow from 0 to 4% and 8% by digestive and metabolic adaptation. Apparent fecal digestibility of fat (AFDf) was highly correlated with the level of dietary tallow (X as % of fat extracted after HCl hydrolysis) by the following curvilinear equation of regression: $AFDf=33.8+6.9X-0.3X^2$. Feed intake expressed as DE was only significantly increased at the higher inclusion level of tallow. But neither average daily gain, nor feed conversion was affected by the addition of fat. On the other hand, body composition at 25 kg was equally affected, by both levels of supplementary fat; dry matter and energy content in the body were significantly higher (p<0.01) in piglets receiving tallow. As a consequence, the energy cost of the live weight gain was also increased from 23 to 24.7 MJ DE/kg (p<0.02) and the efficiency of energy deposition was decreased from 3.2 to 2.8 MJ DE/MJ deposited energy (p<0.01) in the presence of dietary tallow. An increase in the level of fat stimulated the activity of pancreatic lipase up to a constant value of $22{\pm}1.4IU/mg$ protein but conversely depressed the activity of amylase from 300 to 100 IU/mg of protein. The activity of liver acetyl CoA carboxylase and malic enzyme in the perirenal fat were low lind not affected by dietary fat; the activity of glucose-6-phosphate dehydrogenase was high. Opposite to that, the activity of acetyl CoA carboxylase and malic enzyme in the perirenal and backfat were higher than in the liver and both were significantly reduced by the inclusion of fat in the diet. A direct deposition of dietary fat has been demonstrated by increasing the energy and lipid content of the empty body weight gain between 7 and 25 kg of live weight, and decreasing the efficiency of digestible energy utilization.

      • SCOPUSKCI등재SSCISCIE

        Occupational Exposure to Potentially Infectious Biological Material Among Physicians, Dentists, and Nurses at a University

        Reis, Leonardo Amaral,La-Rotta, Ehidee Isabel Gomez,Diniz, Priscilla Barbosa,Aoki, Francisco Hideo,Jorge, Jacks Occupational Safety and Health Research Institute 2019 Safety and health at work Vol.10 No.4

        Objective: The objective of this study was to evaluate the prevalence and incidence of accidents with biological material, the level of knowledge, and compliance to standard precautions (SPs) among dentists, physicians, nurses, and dental and medical students. Methods: A closed cohort study with a prospective and retrospective component was conducted between August 2014 and September 2015. The participants were contacted in two moments during the follow-up period, during which a structured questionnaire divided into six sections was used; the interviews were conducted during the follow-up period (Month 6) and at the end of the observation period (Month 12). Results: The global prevalence of accidents in the previous 12 months was 10.2%, with a difference between professionals and students (13.0% vs. 5.1%, respectively; p < 0.003). The incidence rate was 6.49 per 100 person/year, with difference between the groups (6.09 per 100 person/year in professionals and 7.26 per 100 person/year in students), type of specialization (hazard ratio, 3.27), and hours worked per week (hazard ratio, 2.27). The mean of compliance to SP was 31.99 (±3.85) points, with a median of 33 (30, 35) points against the expected 27.75 points. Adherence to SP was associated with the accident report (p < 0.020). Conclusion: We conclude that the proportion/incidence rate of accidents with biological material was high in relation to that in the literature, being higher in professionals and especially among physicians. The levels of knowledge and adherence to SP were good, with the best found in dentists and dental students.

      • SCIESCOPUS
      • Knowledge, Behavior and Beliefs Related to Cervical Cancer and Screening Among Turkish Women

        Reis, Nesrin,Bebis, Hatice,Kose, Sevinc,Sis, Asli,Engin, Raziye,Yavan, Tulay Asian Pacific Journal of Cancer Prevention 2012 Asian Pacific journal of cancer prevention Vol.13 No.4

        Objective: The aims of this study were to explore Turkish women's knowledge, behavior and beliefs related to cervical cancer and screening. Methods: The study was performed in two cities in the East of Turkey between September 2009 and April 2010, with a sampling group of 387 women. Data were collected by means of an interview form with the Health Belief Model Scale for Cervical Cancer and Pap Smear Test - Turkish Version. Results: Women in the research group were found to have poor knowledge, inadequate health behavior and low/medium level false beliefs regarding cervical cancer screening. There was relation between health beliefs and characteristics of women and particularly education (F = 10.80, p = 0.01). Similarly, it was found that Pap smear barriers were influenced by demographic characteristics and that women with low-level education (p = 0.001), divorced women (p = 0.05), women with low-income(p = 0.05), women who gave their first birth when they were 18 or younger (p = 0.05) and women not applying any contraceptive method at all (p = 0.01) were determined to have negative Pap smear barriers. Conclusions: Primarily the knowledge, attitudes and beliefs of women in the target group should be evaluated to increase their participation in cervical cancer screening and to prepare effective education strategies.

      • KCI등재

        The impact of industry characteristics on firms’ export intensity

        Joana Reis,Rosa Forte 한국외국어대학교 국제지역연구센터 2016 International Area Studies Review Vol.19 No.3

        Several authors have studied the factors that influence a firm’s export performance, but few have addressed the relationship between industry characteristics and export intensity. The objective of the present study was to analyze the impact of industry characteristics on a firm’s export intensity, the latter a measure commonly used to assess export performance, seeking to add empirical evidence to this relatively neglected research area. Based on a sample of 19,504 Portuguese manufacturing firms, 7,930 of which were exporting, during the period 2010–2013, and using panel data estimation, the empirical results show that some industry characteristics (labor productivity, export orientation, concentration), as well as characteristics of the firm (labor productivity, size and age of the firm) are important determinants of a firm’s export intensity. It is concluded in particular that a firm’s export intensity is positively affected by the export orientation of the industry, as well as by the firm’s labor productivity, confirming the belief that firms and governments need to direct their policies towards increased productivity in order to improve competitiveness in foreign markets. It is argued that, in order to enhance the positive effects of these policies, the policies should be directed towards industries with the highest export focus.

      • KCI등재
      • KCI등재

        Effects of Hydrocarbon Additions on Gas-liquid Mass Transfer Coefficients in Biphasic Bioreactors

        Alberto Reis,Teresa Lopes da Silva,Vitor Calado,Nadia Silva,Rui L. Mendes,Sebastiao S. Alves,Jorge M. T. Vasconcelos 한국생물공학회 2006 Biotechnology and Bioprocess Engineering Vol.11 No.3

        The effects of aliphatic hydrocarbons (n-hexadecane and n-dodecane) on the volumetric oxygen mass transfer coefficient (kLa) were studied in flat alveolar airlift reactor and continuous stirred tank reactors (CSTRs). In the flat alveolar airlift reactor, high aeration rates (>2 vvm) were required in order to obtain efficient organic-aqueous phase dispersion and reliable kLa measurements. Addition of 1% (v/v) n-hexadecane or n-dodecane increased the kLa 1.55- and 1.33-fold, respectively, compared to the control (superficial velocity: 25.8 × 10-3 m/s, sparger orifice diameter: 0.5 mm). Analysis of the gas-liquid interfacial area a and the liquid film mass transfer coefficient kL suggests that the observed kLa increase was a function of the media’s liquid film mass transfer. Addition of 1% (v/v) n-hexadecane or n-dodecane to analogous setups using CSTRs led to a kLa increase by a factor of 1.68 and 1.36, respectively (superficial velocity: 2.1 × 10-3 m/s, stirring rate: 250 rpm). These results propose that low-concentration addition of oxygen-vectors to aerobic microbial cultures has additional benefit relative to incubation in purely aqueous media.

      • 울리히 브레커의 부기(傅記)분석

        ( Ulrich Reis ) 숭실대학교 인문과학연구소 1994 인문학연구 Vol.24 No.-

        울리히 브레커 (Ulrich Bmker)의 傳記는 18세기 독일어권에 있어서 가장 중요한 자서전들에 포함된다. 그 자체로 이미 흥미로운 소설을 뛰어넘어 그의 소설에는 마치 그림처럼 구성되어진 텍스트 부분들(Textstellen)이 유년기에 대한 회상들에서 나타난다. 그곳에서 제시된 회상들의 사실 내용을 비평적으로 조명하는 것이 이러한 해석 시도(Interpretationsversuch)에 가치가 있을 것이다. 이것을 위해서 작품 내재적인 분석은 고려되지 않는다. 社會史와 비교적 새로운 방법인 심리분석과 심리 치료(Katathymes Bilderleben)의 도움으로 젊은 울리히 브레커의 사회화가 설명되어져야만 한다. 왜냐하면 18세기에 있어서 가족의 구성이, 특히 생산 형태와 정치적이고 사회적인 환경의 변화들에 의해서, 변혁의 단계에 처해 있었기 때문이다. 심리학, 性 그리고 문학은 사회화의 부분들로 되었다. 브레커 역시 이러한 변혁들로부터 피할 수 없었다. 그는 그렇지만 변혁을 통해서 그가 창의적으로 극복할 수 있는 동질성과 삶의 위기로 빠져들었다. 그는 글을 쓰기 시작했고 우리에게 몇 가지 의문점을 남겨 놓은 성공적인 자아 치료 (Selbsttherapie) 를 시도했다. 이러한 의문점의 결과는 문학과 특히 자서전들이 좀더 비판적으로 읽혀져야 한다는 것을 보여주고, 그리고 순수한 미학 비평을 넘어서서 새로운 인식들에 다다르기 위해서는 문예학에 대한 다른 학문의 도움이 지금까지 보다 더많이 필요하다는 요구가 대두된다.

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