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      • Perceived Benefits of Work-Based Learning : Differences between High School and Postsecondary Students with Disabilities

        Sheryl Burgstahler,Scott Bellman KOREA INSTITUTE FOR SPECIAL EDUCATION 2005 The Asia-Pacific Journal of Inclusive Education Vol.2 No.-

        Although students with disabilities benefit from work-based learning experience as much as, if not more than, their peers without disabilities, fewer participate in them. The authors of this article share the results of a study that explores specific benefits of work-based learning experiences perceived by high school and postsecondary students with disabilities. In a survey after participating in work-based learning experiences, participants in this study reported gains in their motivation to work toward a career, knowledge of careers, job skills, ability to work with supervisors and co-workers, and knowledge of accommodation strategies. However, high school students and their college counterparts differ in their perceptions of specific gains as a result of work-based learning; for example, high school students report more benefit in learning to work with supervisors, while postsecondary students report more benefit in learning complex job tasks. The authors share lessons learned that may be of value to professionals working in career development, disability services, cooperative education, internship programs, counseling, advising, and human resources.

      • The Art and Science of Nursing: Care and Critical Thinking

        Sheryl Branch Fain,Ramona Browder Lazenby 대한사고개발학회 1996 The International Journal of Creativity & Problem Vol.6 No.2

        For over 100 years, the nurse was considered to be a subservient handmaiden who merely met the physical needs of the sick. Not until the Civil War was the importance of formal education acknowledged. Over the past 10-20 years, care has been lost from nursing while technology has soared .. Every day research reveals new and better ways to solve existing problems as well as the identification of new problems. Perhaps one of the fastest growing areas of new information discovery is in the field of health care. while all this technology may improve or prolong life, the nurse is left feeling overwhelmed and the patient feeling less than human. There must be a balance between the art (caring) and the science (critical thinking) of nursing. The equation to meet this balance is constantly being challenged. A common comment from all nurse educators is, "There is just not enough time to teach everything these students needs to know". Nurse educators must rethink the way nursing students are being educated. No longer can the instructor tell the student everything they need to know to be successful. Nurse educators must teach students how to think critically. Students must be taught basic concepts and then be taught to apply these basic concepts in varying situations. In tum the student becomes responsible for his/her own learning and begins to build upon the concepts of critical thinking.

      • KCI등재

        Hypoalbuminemia and obesity class II are reliable predictors of peri-prosthetic joint infection in patient undergoing elective total knee arthroplasty

        Man Sheryl Lok-Chi,Chau Wai-Wang,Chung Kwong-Yin,Ho Kevin Ki Wai 대한슬관절학회 2020 대한슬관절학회지 Vol.32 No.-

        Background: Malnutrition is a common and modifiable risk factor for postoperative complications and adverse outcomes in orthopedics. The purpose of this study was to identify biomarkers of malnutrition in patients undergoing elective total knee arthroplasty (TKA) that are predictive of adverse in-hospital postoperative complications, to facilitate the identification of at-risk patients for nutritional optimization before surgery. Methods: A total of 624 patients who underwent elective TKA between 2013 and 2017 were evaluated; potential biomarkers of preoperative malnutrition, including hypoalbuminemia (serum albumin < 3.5 g/dL), total lymphocyte count (TLC < 1500 cells/mm3), and body mass index (BMI), were assessed for any association with in-hospital postoperative complications. Results: The prevalence of hypoalbuminemia, low TLC, overweight, obesity class I, and obesity class II were, respectively 2.72%, 33.4%, 14.8%, 44.5%, and 26.9%. There was a significant association between hypoalbuminemia and obesity class II (BMI ≥ 30.0 kg/m2) with rates of peri-prosthetic joint infection, and no significant association between such complications and low TLC, overweight, or obesity class I. Logistic regression analysis showed that patients with hypoalbuminemia or being in obesity class II with gouty arthritis were more likely to suffer from periprosthetic joint infection. Conclusions: Hypoalbuminemia and obesity class II together is a reliable biomarker of preoperative malnutrition for predicting peri-prosthetic joint infection after elective TKA, whereas low TLC, overweight, and obesity class I were not significantly associated with an increased risk of such complications.

      • A diverse family of type III polyketide synthases in <i>Eucalyptus</i> species

        Rubin-Pitel, Sheryl B.,Luo, Yunzi,Lee, Jung-Kul,Zhao, Huimin Royal Society of Chemistry 2010 Molecular bioSystems Vol.6 No.8

        <P><I>Eucalyptus</I> species synthesize a wealth of polyketide natural products, but no relevant biosynthetic enzyme has been identified. Degenerate primers designed from conserved regions of fourteen chalcone synthase superfamily enzymes were used to isolate gene fragments from at least five different Type III polyketide synthases (PKSs) in <I>E. camaldulensis</I> and <I>E. robusta</I>.</P> <P>Graphic Abstract</P><P><I>Eucalyptus</I> species produce numerous polyketides, but no relevant biosynthetic enzymes have been identified. Degenerate PCR was used to identify at least five different Type III polyketide synthases in <I>E. camaldulensis</I> and <I>E. robusta</I>. <IMG SRC='http://pubs.rsc.org/services/images/RSCpubs.ePlatform.Service.FreeContent.ImageService.svc/ImageService/image/GA?id=c004992a'> </P>

      • Genetic Diversity of Rice Landraces Collected in Cordillera Region, Philippines

        Backki Kim,Sheryl N. Sierra,Hong-Yeol Kim,Hee-Jong Koh 한국육종학회 2015 한국육종학회 심포지엄 Vol.2015 No.07

        Banaue Rice Terraces in the Philippines has been a rich source of genetic diversity of untapped rice landraces in the mountainous region of Cordillera. Although some may have been included into modern breeding programs, significant indica-japonica differentiation among landraces cultivated in the region is not well known. Thus, Cordillera landraces differentiation across different altitude gradient (458 m to 1830 m) will provide great opportunities for improvement on rice genetics. We analyzed the genetic variation among 166 accessions collected in 17 towns in 6 provinces across different altitudes using Subspecies Specific Sequence Tagged Site (SS-STS) and Insertion-Deletion (InDel) markers. Subspecies Prototype Index (SPI) degree of each landrace was used to calculate the genomic inclination of each variety towards subspecies. The 50 molecular markers (24 SS-STS and 26 InDel) that assayed variation in 166 accessions revealed 116 alleles. Gene diversity ranged from 0.04 (R3M23) to 0.50 (S04058) with an average of 0.40. Polymorphism information content (PIC) ranged from 0.04 (R3M23) to 0.37 (S12030, S07047, R10M40, S10001, S04058 and S09040B) with an average of 0.31. Using the control varieties to assign groups, the larger group of 114 Cordillera landraces corresponds to 71% japonica type while the smaller group of 42 corresponds to 26% indica and 3% intermediates. A total of 7 (4%) indica and 9 (6%) japonica type accessions were found above 1500 m. Results of this study suggested that majority of japonica type rice landraces were grown in high altitudes of Banaue Rice Terraces and nearby provinces, and interestingly, indica type rice landraces were cultivated in areas at much higher altitudes (>1500 m) than those categorized by the traditional methods.

      • Agronomic traits of rice varieties grown in Suwon Shanghai and IRRI

        Xing Huang,Backki Kim,Sheryl Sierra,Youn Young Lee,Hee-Jong Koh 한국육종학회 2012 한국육종학회 심포지엄 Vol.2012 No.07

        The earth has been facing a rapid warming during past several decades. To figure out the impact of high temperature on agronomic performance of rice especially on yield, we cultivated 89 rice varieties of various origin in Suwon Korea, Shanghai China and IRRI Philippines(Wet season and Dry season). Days to heading, culm length, panicle length, panicle number, spikelet number, spikelet fertility, grain weight and grain yield were comparatively investigated. Overall grain yield displayed significantly lower values in Shanghai and IRRI(wet and dry) compared with in Suwon. Meanwhile minimum values were much lower in Shanghai and IRRI than in Suwon. However, some varieties such as Keunseom, Taichung178 showed similar performance for grain yield in both Suwon and IRRI(wet season), and some varieties such as Hangangchal, Dasan showed similar performance for grain yield in Suwon, Shanghai and IRRI(wet season), Nampung showed very high yield in Suwon comparing to other two locations. For most varieties, grain yield was the highest in Suwon and followed by in Shanghai and at IRRI(wet season). However, in dry season at IRRI, yield trend was quite different from the expectation. Further studies are in progress to find out the genotype by environment interactions in order to obtain basic information for breeding high temperature tolerant rice.

      • QTL analysis for eight agronomic characters in two rice (Oryza sativa) populations

        Jeonghwan Seo,Sunghan Kim,Gileung Lee,Sheryl Sierra,Hee-Jong Koh 한국육종학회 2012 한국육종학회 심포지엄 Vol.2012 No.07

        The HWC-line of rice showed wide compatibility with both indica and japonica cultivars, tall culm length, long and slender grain shape. For QTL analysis, two F2 populations were derived from the crosses between the HWC-line and each of two Korean variety, Dasanbyeo (Korean Tongil-type cultivar) and Hwacheongbyeo (temperate japonica cultivar), respectively. A total of 190 F2 plants were evaluated in each of two F2 populations. Eight agronomic characters were measured for QTL analysis in F2 populations and parents. Two molecular linkage maps were constructed. In the F2 population from cross between HWC-line / Dasanbyeo (HD) cross, 93 STS markers and 13 SSR markers were mapped on 12 chromosomes, covering a total length of 1942.6 cM, with an average distance of 18.33cM between adjacent markers. In the F2 population from HWC-line / Hwacheongbyeo (HH) cross, 28 STS markers, 29 SSR markers and 1 FNP marker were mapped on 11 chromosomes, spanning a total length of 925.53cM, with an average distance of 15.96cM between adjacent markers. In the F2 population from HD cross, 16 M-QTLs and 1 E-QTL were detected for culm length, spikelets per panicle, spikelet fertility, grain length, grain width, grain shape and 100 grains weight. 7 QTLs of spikelet fertility, grain length, grain width and grain shape were newly identified in this study. In the F2 population from HH cross, 15 M-QTLs were detected for culm length, panicle length, spikelet fertility, grain length, grain width, grain shape and 100 grains weight. 6 QTLs of culm length, grain length, grain width and grain shape were newly identified in this study. The QTLs identified in this study would provide basic information on putative functional genes related agronomic characters and facilitate breed new rice cultivar.

      • KCI등재후보

        Measles may be a Risk Factor for Malignant Brain Tumors

        ( Steven Lehrer ),( Sheryl Green ),( Angela Rendo ),( Kenneth E. Rosenzweig ) 대한뇌종양학회·대한신경종양학회·대한소아뇌종양학회 2015 Brain Tumor Research and Treatment Vol.3 No.2

        Background A possible risk factor for brain tumor might be measles, since late neurologic sequelae are part of measles pathology. Subacute sclerosing panencephalitis, a devastating neurologic illness, is prone to develop years after measles infection. Methods Because measles damage to the brain might increase the risk of brain tumor, we examined the relationship of measles incidence in 1960 and brain tumor incidence in 50 US States and the District of Columbia, 2004-2007. Data on number of cases of measles by state in 1960 are from the Morbidity and Mortality Weekly Report. In 1960 measles was a childhood illness. We calculated measles incidence by obtaining the population of each state from the 1960 US Census and then ageadjusting our results to the cumulative percent of the state population under age 21, since this would have been the measles-infected group. Data on the percentage white population by state are from the US Census (www.census.gov). Age-adjusted incidence (to the 2000 US standard population) of braintumors is from the Central Brain Tumor Registry of the United States 2011 report. Results There was a significant correlation between 1960 measles incidence and incidence of malignant brain tumors in persons 20 and older in 2004-2007 (r=0.321, p=0.026). Because glioblastoma is more frequent in whites and males, multivariate linear regression was performed with tumor incidence as the dependent variable, measles incidence, percent white population, and sex ratio by state as independent variables. Measles incidence was significantly correlated with malignant brain tumor incidence (β=0.361, p<0.001) and independent of the effect of race (β=0.734, p<0.001) and sex ratio m/f (β=-0.478, p<0.001). There was no correlation of measles incidence with brain tumor incidence in persons younger than 20. Conclusion Inflammation is a critical component of tumor development. The inflammation of measles-induced subacute sclerosing panencephalitis, even subclinical cases, could well promote tumor formation, since many tumors arise from sites of infection, chronic irritation and inflammation.

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