499 research outputs found

    Factors Affecting Faculty Student Rapport- A Study of Private Universities/Institutions in National Capital Region, India

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    This paper analyses factors impacting faculty-student rapport. The instrument used for this research was professor-student scale by Wilson et al (Georgia Southern University, 2010). 800 students from eight private universities/institutions of NCR, India were the respondents for this research. These private universities/institutions imparted engineering and management education. SPSS version 20 was used for data analysis. Factor analysis showed that all the items of the questionnaire can be categorized among seven (7) components. These seven components were named as student interest and motivation, expertise and problem-solving, personality/attributes of the faculty, open communication, approachability, authenticity and congruence. These components and the extent to which they impact FSR have been explained in the full-length paper. Practical implication of the paper is that faculty should pay due attention to these factors while building rapport with the students in higher education. Paying attention to these would lead to optimum rapport with the students

    Impact of Environmental Degradation on Human Health

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    Degradation of environment is one of the most serious challenges before the mankind in today's world. Mankind has been facing a wide range of problem arising out of the degradation of environment. Not only the areas under human inhabitation, but the areas of the planet without human population have also been suffering from these problems. As the population increase day by day, the amenities are not improved simultaneously. With the advancement of science and technologies the needs of human beings has been changing rapidly. As a result different types of environmental problems have been rising. Environmental degradation is a wide- reaching problem and it is likely to influence the health of human population is great. It may be defined the deterioration of the environment through depletion of resources such as air, water, and soil. The destruction of ecosystem and extinction of wildlife. Environmental degradation has occurred due to the recent activities in the field of socio-economic, institute and technology. Poverty still remains a problem as the root of several environmental problems to create awareness among the people about the ill effect of environmental pollution. In the whole research it is clear that all factors of environmental degradation may be reduced through- Framing the new laws on environmental degradation, Environment friend policy, Controlling all the ways and means of noise, air, soil and water pollution, Through growing more and more trees and by adapting the proper sanitation policy.&nbsp

    Co-relation of maternal risk factors and perinatal events with immediate neonatal outcome in late preterm compared to term small for gestational age babies

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    Objective: To establish co-relation of maternal risk factors and perinatal events with the immediate neonatal outcome in late preterm compared to term small for gestational age (SGA) babies. Method: This observational study was conducted in the postnatal ward and neonatal intensive care unit (NICU) of an urban tertiary care unit. The out born babies are excluded. Results: The percentage of jaundice was higher in late preterm (PT) babies (54.8%) compared to term SFD babies (45.16%). Jaundice was the most common cause for referral to the NICU in both the groups [54.84% in late pre-terms and 45.16% in term SGAs], but other indications seen in the late pre-terms included sepsis, feeding dificulty and hypoglycemia. Conclusion: There was significantly increased risk of perinatal asphyxia, feeding dificulty, sepsis and hypoglycaemia in the late preterm infants as compared to the term SGA infants

    Functional annotation of novel lineage-specific genes using co-expression and promoter analysis

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    <p>Abstract</p> <p>Background</p> <p>The diversity of placental architectures within and among mammalian orders is believed to be the result of adaptive evolution. Although, the genetic basis for these differences is unknown, some may arise from rapidly diverging and lineage-specific genes. Previously, we identified 91 novel lineage-specific transcripts (LSTs) from a cow term-placenta cDNA library, which are excellent candidates for adaptive placental functions acquired by the ruminant lineage. The aim of the present study was to infer functions of previously uncharacterized lineage-specific genes (LSGs) using co-expression, promoter, pathway and network analysis.</p> <p>Results</p> <p>Clusters of co-expressed genes preferentially expressed in liver, placenta and thymus were found using 49 previously uncharacterized LSTs as seeds. Over-represented composite transcription factor binding sites (TFBS) in promoters of clustered LSGs and known genes were then identified computationally. Functions were inferred for nine previously uncharacterized LSGs using co-expression analysis and pathway analysis tools. Our results predict that these LSGs may function in cell signaling, glycerophospholipid/fatty acid metabolism, protein trafficking, regulatory processes in the nucleus, and processes that initiate parturition and immune system development.</p> <p>Conclusions</p> <p>The placenta is a rich source of lineage-specific genes that function in the adaptive evolution of placental architecture and functions. We have shown that co-expression, promoter, and gene network analyses are useful methods to infer functions of LSGs with heretofore unknown functions. Our results indicate that many LSGs are involved in cellular recognition and developmental processes. Furthermore, they provide guidance for experimental approaches to validate the functions of LSGs and to study their evolution.</p

    Discovery and characterization of 91 novel transcripts expressed in cattle placenta

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    <p>Abstract</p> <p>Background</p> <p>Among the eutherian mammals, placental architecture varies to a greater extent than any other tissue. The diversity of placental types, even within a single mammalian order suggests that genes expressed in placenta are under strong Darwinian selection. Thus, the ruminant placenta may be a rich source of genes to explore adaptive evolutionary responses in mammals. The aim of our study was to identify novel transcripts expressed in ruminant placenta, and to characterize them with respect to their expression patterns, organization of coding sequences in the genome, and potential functions.</p> <p>Results</p> <p>A combination of bioinformatics, comparative genomics and transcript profiling was used to identify and characterize 91 novel transcripts (NTs) represented in a cattle placenta cDNA library. These NTs have no significant similarity to any non-ferungulate DNA or RNA sequence. Proteins longer than 100 aa were predicted for 29 NTs, and 21 are candidate non-coding RNAs. Eighty-six NTs were found to be expressed in one or more of 18 different tissues, with 39 (42%) showing tissue-preference, including six that were expressed exclusively in placentome. The authenticity of the NTs was confirmed by their alignment to cattle genome sequence, 42 of which showed evidence of mRNA splicing. Analysis of the genomic context where NT genes reside revealed 61 to be in intergenic regions, whereas 30 are within introns of known genes. The genes encoding the NTs were found to be significantly associated with subtelomeric regions.</p> <p>Conclusion</p> <p>The 91 lineage-specific transcripts are a useful resource for studying adaptive evolutionary responses of the ruminant placenta. The presence of so many genes encoding NTs in cattle but not primates or rodents suggests that gene loss and gain are important mechanisms of genome evolution in mammals. Furthermore, the clustering of NT genes within subtelomeric regions suggests that such regions are highly dynamic and may foster the birth of novel genes. The sequencing of additional vertebrate genomes with defined phylogenetic relationships will permit the search for lineage-specific genes to take on a more evolutionary context that is required to understand their origins and functions.</p

    Reaction Time of a Group of Physics Students

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    The reaction time of a group of students majoring in Physics is reported here. Strong co-relation between fatigue, reaction time and performance have been seen and may be useful for academicians and administrators responsible of working out time-tables, course structures, students counsellings etc.Comment: 10 pages, 4 figure

    Theory for the coalescence of viscous lenses

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    Drop coalescence occurs through the rapid growth of a liquid bridge that connects the two drops. At early times after contact, the bridge dynamics is typically self-similar, with details depending on the geometry and viscosity of the liquid. In this paper we analyse the coalescence of two-dimensional viscous drops that float on a quiescent deep pool; such drops are called liquid lenses. The analysis is based on the thin-sheet equations, which were recently shown to accurately capture experiments of liquid lens coalescence. It is found that the bridge dynamics follows a self-similar solution at leading order, but, depending on the large-scale boundary conditions on the drop, significant corrections may arise to this solution. This dynamics is studied in detail using numerical simulations and through matched asymptotics. We show that the liquid lens coalescence can involve a global translation of the drops, a feature that is confirmed experimentally
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